/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/minepump_spec5_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:57:56,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:57:56,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:57:56,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-12-22 06:57:56,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:57:56,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:57:56,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:57:56,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:57:56,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:57:56,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:57:56,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:57:56,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:57:56,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:57:56,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:57:56,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:57:56,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:57:56,936 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:57:56,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:57:56,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:57:56,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:57:56,952 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:57:57,002 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:57:57,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:57:57,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:57:57,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:57:57,006 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:57:57,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:57:57,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:57:57,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:57:57,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:57:57,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:57:57,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:57:57,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:57:57,009 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:57:57,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:57:57,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:57:57,009 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:57:57,010 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:57:57,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:57:57,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:57:57,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:57:57,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:57:57,011 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:57:57,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:57:57,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:57:57,011 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:57:57,011 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:57:57,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:57:57,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:57:57,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:57:57,486 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:57:57,487 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:57:57,488 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2020-12-22 06:57:57,560 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52ad232d/bc4204d2ad70413d8ae74997dd5d36cb/FLAG653591244 [2020-12-22 06:57:58,198 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:57:58,199 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2020-12-22 06:57:58,220 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52ad232d/bc4204d2ad70413d8ae74997dd5d36cb/FLAG653591244 [2020-12-22 06:57:58,481 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52ad232d/bc4204d2ad70413d8ae74997dd5d36cb [2020-12-22 06:57:58,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:57:58,486 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:57:58,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:57:58,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:57:58,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:57:58,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:57:58" (1/1) ... [2020-12-22 06:57:58,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d08fa9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:58, skipping insertion in model container [2020-12-22 06:57:58,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:57:58" (1/1) ... [2020-12-22 06:57:58,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:57:58,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:57:58,872 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/minepump_spec5_product60.cil.c[17751,17764] [2020-12-22 06:57:58,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:57:58,923 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:57:59,060 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/minepump_spec5_product60.cil.c[17751,17764] [2020-12-22 06:57:59,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:57:59,131 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:57:59,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:59 WrapperNode [2020-12-22 06:57:59,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:57:59,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:57:59,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:57:59,134 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:57:59,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:59" (1/1) ... [2020-12-22 06:57:59,170 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:59" (1/1) ... [2020-12-22 06:57:59,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:57:59,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:57:59,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:57:59,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:57:59,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:59" (1/1) ... [2020-12-22 06:57:59,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:59" (1/1) ... [2020-12-22 06:57:59,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:59" (1/1) ... [2020-12-22 06:57:59,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:59" (1/1) ... [2020-12-22 06:57:59,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:59" (1/1) ... [2020-12-22 06:57:59,364 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:59" (1/1) ... [2020-12-22 06:57:59,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:59" (1/1) ... [2020-12-22 06:57:59,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:57:59,386 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:57:59,386 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:57:59,386 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:57:59,387 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:59" (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 06:57:59,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:57:59,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:57:59,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:57:59,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:58:00,567 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:58:00,568 INFO L299 CfgBuilder]: Removed 212 assume(true) statements. [2020-12-22 06:58:00,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:58:00 BoogieIcfgContainer [2020-12-22 06:58:00,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:58:00,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:58:00,572 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:58:00,576 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:58:00,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:57:58" (1/3) ... [2020-12-22 06:58:00,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@453872dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:58:00, skipping insertion in model container [2020-12-22 06:58:00,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:59" (2/3) ... [2020-12-22 06:58:00,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@453872dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:58:00, skipping insertion in model container [2020-12-22 06:58:00,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:58:00" (3/3) ... [2020-12-22 06:58:00,579 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product60.cil.c [2020-12-22 06:58:00,586 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:58:00,591 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:58:00,611 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:58:00,638 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:58:00,639 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:58:00,639 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:58:00,639 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:58:00,639 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:58:00,639 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:58:00,640 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:58:00,640 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:58:00,659 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states. [2020-12-22 06:58:00,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 06:58:00,666 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:00,667 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:58:00,667 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:00,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:00,674 INFO L82 PathProgramCache]: Analyzing trace with hash -622606752, now seen corresponding path program 1 times [2020-12-22 06:58:00,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:00,684 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815448331] [2020-12-22 06:58:00,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:00,980 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 06:58:00,982 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815448331] [2020-12-22 06:58:00,983 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:00,983 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:58:00,984 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170856513] [2020-12-22 06:58:00,988 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:58:00,989 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:01,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:58:01,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:58:01,005 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 2 states. [2020-12-22 06:58:01,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:01,045 INFO L93 Difference]: Finished difference Result 285 states and 424 transitions. [2020-12-22 06:58:01,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:58:01,047 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-12-22 06:58:01,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:01,060 INFO L225 Difference]: With dead ends: 285 [2020-12-22 06:58:01,060 INFO L226 Difference]: Without dead ends: 142 [2020-12-22 06:58:01,064 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 06:58:01,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-12-22 06:58:01,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2020-12-22 06:58:01,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-12-22 06:58:01,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 204 transitions. [2020-12-22 06:58:01,121 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 204 transitions. Word has length 19 [2020-12-22 06:58:01,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:01,122 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 204 transitions. [2020-12-22 06:58:01,122 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:58:01,122 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 204 transitions. [2020-12-22 06:58:01,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-22 06:58:01,124 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:01,124 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] [2020-12-22 06:58:01,124 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:58:01,124 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:01,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:01,126 INFO L82 PathProgramCache]: Analyzing trace with hash -1961312479, now seen corresponding path program 1 times [2020-12-22 06:58:01,126 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:01,126 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963427692] [2020-12-22 06:58:01,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:01,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:01,304 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 06:58:01,304 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963427692] [2020-12-22 06:58:01,305 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:01,305 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:58:01,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069311875] [2020-12-22 06:58:01,308 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:58:01,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:01,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:58:01,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:58:01,309 INFO L87 Difference]: Start difference. First operand 142 states and 204 transitions. Second operand 3 states. [2020-12-22 06:58:01,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:01,335 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-12-22 06:58:01,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:58:01,336 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-12-22 06:58:01,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:01,337 INFO L225 Difference]: With dead ends: 142 [2020-12-22 06:58:01,337 INFO L226 Difference]: Without dead ends: 59 [2020-12-22 06:58:01,339 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 06:58:01,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2020-12-22 06:58:01,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2020-12-22 06:58:01,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2020-12-22 06:58:01,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 84 transitions. [2020-12-22 06:58:01,348 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 84 transitions. Word has length 20 [2020-12-22 06:58:01,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:01,348 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 84 transitions. [2020-12-22 06:58:01,348 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:58:01,348 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2020-12-22 06:58:01,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-22 06:58:01,349 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:01,350 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] [2020-12-22 06:58:01,350 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:58:01,350 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:01,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:01,351 INFO L82 PathProgramCache]: Analyzing trace with hash -979424030, now seen corresponding path program 1 times [2020-12-22 06:58:01,351 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:01,352 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847529411] [2020-12-22 06:58:01,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:01,464 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 06:58:01,466 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847529411] [2020-12-22 06:58:01,467 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:01,467 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:58:01,467 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561570804] [2020-12-22 06:58:01,467 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:58:01,469 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:01,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:58:01,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:58:01,470 INFO L87 Difference]: Start difference. First operand 59 states and 84 transitions. Second operand 5 states. [2020-12-22 06:58:01,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:01,582 INFO L93 Difference]: Finished difference Result 137 states and 199 transitions. [2020-12-22 06:58:01,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:58:01,583 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-12-22 06:58:01,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:01,584 INFO L225 Difference]: With dead ends: 137 [2020-12-22 06:58:01,584 INFO L226 Difference]: Without dead ends: 85 [2020-12-22 06:58:01,585 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 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 06:58:01,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-12-22 06:58:01,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 81. [2020-12-22 06:58:01,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-12-22 06:58:01,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 117 transitions. [2020-12-22 06:58:01,600 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 117 transitions. Word has length 26 [2020-12-22 06:58:01,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:01,600 INFO L481 AbstractCegarLoop]: Abstraction has 81 states and 117 transitions. [2020-12-22 06:58:01,600 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:58:01,601 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 117 transitions. [2020-12-22 06:58:01,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-22 06:58:01,602 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:01,602 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] [2020-12-22 06:58:01,602 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:58:01,603 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:01,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:01,603 INFO L82 PathProgramCache]: Analyzing trace with hash 486922123, now seen corresponding path program 1 times [2020-12-22 06:58:01,604 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:01,604 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030171630] [2020-12-22 06:58:01,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:01,668 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 06:58:01,668 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030171630] [2020-12-22 06:58:01,668 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:01,669 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:58:01,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761437491] [2020-12-22 06:58:01,669 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:58:01,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:01,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:58:01,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:58:01,671 INFO L87 Difference]: Start difference. First operand 81 states and 117 transitions. Second operand 3 states. [2020-12-22 06:58:01,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:01,729 INFO L93 Difference]: Finished difference Result 179 states and 261 transitions. [2020-12-22 06:58:01,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:58:01,730 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-12-22 06:58:01,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:01,732 INFO L225 Difference]: With dead ends: 179 [2020-12-22 06:58:01,732 INFO L226 Difference]: Without dead ends: 105 [2020-12-22 06:58:01,733 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 06:58:01,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-12-22 06:58:01,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2020-12-22 06:58:01,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-12-22 06:58:01,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 145 transitions. [2020-12-22 06:58:01,758 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 145 transitions. Word has length 28 [2020-12-22 06:58:01,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:01,758 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 145 transitions. [2020-12-22 06:58:01,759 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:58:01,759 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 145 transitions. [2020-12-22 06:58:01,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-22 06:58:01,760 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:01,761 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] [2020-12-22 06:58:01,761 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:58:01,761 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:01,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:01,763 INFO L82 PathProgramCache]: Analyzing trace with hash -410230549, now seen corresponding path program 1 times [2020-12-22 06:58:01,763 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:01,763 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31755459] [2020-12-22 06:58:01,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:01,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:01,882 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 06:58:01,882 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31755459] [2020-12-22 06:58:01,882 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:01,883 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:58:01,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714581482] [2020-12-22 06:58:01,883 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:58:01,884 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:01,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:58:01,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:58:01,885 INFO L87 Difference]: Start difference. First operand 103 states and 145 transitions. Second operand 5 states. [2020-12-22 06:58:02,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:02,033 INFO L93 Difference]: Finished difference Result 338 states and 477 transitions. [2020-12-22 06:58:02,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 06:58:02,034 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-12-22 06:58:02,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:02,036 INFO L225 Difference]: With dead ends: 338 [2020-12-22 06:58:02,036 INFO L226 Difference]: Without dead ends: 242 [2020-12-22 06:58:02,037 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-22 06:58:02,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2020-12-22 06:58:02,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 101. [2020-12-22 06:58:02,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-12-22 06:58:02,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 139 transitions. [2020-12-22 06:58:02,053 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 139 transitions. Word has length 29 [2020-12-22 06:58:02,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:02,054 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 139 transitions. [2020-12-22 06:58:02,054 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:58:02,054 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 139 transitions. [2020-12-22 06:58:02,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:58:02,056 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:02,056 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, 1] [2020-12-22 06:58:02,056 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:58:02,057 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:02,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:02,057 INFO L82 PathProgramCache]: Analyzing trace with hash 77532406, now seen corresponding path program 1 times [2020-12-22 06:58:02,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:02,058 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201072093] [2020-12-22 06:58:02,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:02,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:02,157 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 06:58:02,158 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201072093] [2020-12-22 06:58:02,158 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:02,159 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:58:02,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164549677] [2020-12-22 06:58:02,161 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:58:02,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:02,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:58:02,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:58:02,164 INFO L87 Difference]: Start difference. First operand 101 states and 139 transitions. Second operand 5 states. [2020-12-22 06:58:02,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:02,225 INFO L93 Difference]: Finished difference Result 288 states and 396 transitions. [2020-12-22 06:58:02,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:58:02,225 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-12-22 06:58:02,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:02,227 INFO L225 Difference]: With dead ends: 288 [2020-12-22 06:58:02,227 INFO L226 Difference]: Without dead ends: 194 [2020-12-22 06:58:02,228 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:58:02,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-12-22 06:58:02,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 107. [2020-12-22 06:58:02,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-12-22 06:58:02,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 145 transitions. [2020-12-22 06:58:02,243 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 145 transitions. Word has length 37 [2020-12-22 06:58:02,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:02,243 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 145 transitions. [2020-12-22 06:58:02,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:58:02,244 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 145 transitions. [2020-12-22 06:58:02,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:58:02,245 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:02,245 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, 1] [2020-12-22 06:58:02,245 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 06:58:02,246 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:02,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:02,246 INFO L82 PathProgramCache]: Analyzing trace with hash -933584844, now seen corresponding path program 1 times [2020-12-22 06:58:02,267 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:02,267 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831720088] [2020-12-22 06:58:02,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:02,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:02,363 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 06:58:02,364 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831720088] [2020-12-22 06:58:02,364 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:02,364 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:58:02,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445346771] [2020-12-22 06:58:02,366 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 06:58:02,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:02,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 06:58:02,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 06:58:02,367 INFO L87 Difference]: Start difference. First operand 107 states and 145 transitions. Second operand 4 states. [2020-12-22 06:58:02,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:02,412 INFO L93 Difference]: Finished difference Result 261 states and 354 transitions. [2020-12-22 06:58:02,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 06:58:02,412 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-12-22 06:58:02,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:02,414 INFO L225 Difference]: With dead ends: 261 [2020-12-22 06:58:02,414 INFO L226 Difference]: Without dead ends: 161 [2020-12-22 06:58:02,415 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:58:02,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-12-22 06:58:02,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 111. [2020-12-22 06:58:02,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-12-22 06:58:02,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 149 transitions. [2020-12-22 06:58:02,438 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 149 transitions. Word has length 37 [2020-12-22 06:58:02,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:02,439 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 149 transitions. [2020-12-22 06:58:02,439 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 06:58:02,439 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 149 transitions. [2020-12-22 06:58:02,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:58:02,446 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:02,446 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, 1] [2020-12-22 06:58:02,446 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 06:58:02,446 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:02,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:02,447 INFO L82 PathProgramCache]: Analyzing trace with hash -1954653198, now seen corresponding path program 1 times [2020-12-22 06:58:02,448 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:02,448 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064419634] [2020-12-22 06:58:02,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:02,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:02,549 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 06:58:02,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064419634] [2020-12-22 06:58:02,550 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:02,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:58:02,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764434686] [2020-12-22 06:58:02,551 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:58:02,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:02,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:58:02,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:58:02,553 INFO L87 Difference]: Start difference. First operand 111 states and 149 transitions. Second operand 3 states. [2020-12-22 06:58:02,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:02,593 INFO L93 Difference]: Finished difference Result 265 states and 357 transitions. [2020-12-22 06:58:02,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:58:02,594 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-12-22 06:58:02,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:02,595 INFO L225 Difference]: With dead ends: 265 [2020-12-22 06:58:02,595 INFO L226 Difference]: Without dead ends: 161 [2020-12-22 06:58:02,596 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 06:58:02,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-12-22 06:58:02,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2020-12-22 06:58:02,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2020-12-22 06:58:02,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 212 transitions. [2020-12-22 06:58:02,619 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 212 transitions. Word has length 37 [2020-12-22 06:58:02,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:02,619 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 212 transitions. [2020-12-22 06:58:02,619 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:58:02,619 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 212 transitions. [2020-12-22 06:58:02,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-22 06:58:02,621 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:02,622 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, 1, 1] [2020-12-22 06:58:02,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 06:58:02,622 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:02,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:02,623 INFO L82 PathProgramCache]: Analyzing trace with hash -418855246, now seen corresponding path program 1 times [2020-12-22 06:58:02,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:02,623 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587873754] [2020-12-22 06:58:02,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:02,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:02,762 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 06:58:02,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587873754] [2020-12-22 06:58:02,768 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:02,768 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 06:58:02,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527558638] [2020-12-22 06:58:02,770 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 06:58:02,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:02,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 06:58:02,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:58:02,772 INFO L87 Difference]: Start difference. First operand 161 states and 212 transitions. Second operand 7 states. [2020-12-22 06:58:03,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:03,122 INFO L93 Difference]: Finished difference Result 741 states and 1004 transitions. [2020-12-22 06:58:03,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 06:58:03,123 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 38 [2020-12-22 06:58:03,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:03,129 INFO L225 Difference]: With dead ends: 741 [2020-12-22 06:58:03,129 INFO L226 Difference]: Without dead ends: 637 [2020-12-22 06:58:03,132 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-12-22 06:58:03,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2020-12-22 06:58:03,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 263. [2020-12-22 06:58:03,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 263 states. [2020-12-22 06:58:03,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 346 transitions. [2020-12-22 06:58:03,207 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 346 transitions. Word has length 38 [2020-12-22 06:58:03,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:03,209 INFO L481 AbstractCegarLoop]: Abstraction has 263 states and 346 transitions. [2020-12-22 06:58:03,210 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 06:58:03,210 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 346 transitions. [2020-12-22 06:58:03,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-22 06:58:03,211 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:03,211 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1] [2020-12-22 06:58:03,211 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 06:58:03,211 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:03,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:03,212 INFO L82 PathProgramCache]: Analyzing trace with hash -100547478, now seen corresponding path program 1 times [2020-12-22 06:58:03,212 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:03,212 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252044310] [2020-12-22 06:58:03,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:03,350 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:58:03,350 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252044310] [2020-12-22 06:58:03,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [432484792] [2020-12-22 06:58:03,351 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 06:58:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:03,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-22 06:58:03,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:58:03,686 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:58:03,686 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:58:03,687 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-12-22 06:58:03,687 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171553672] [2020-12-22 06:58:03,688 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-22 06:58:03,688 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:03,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-22 06:58:03,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-12-22 06:58:03,694 INFO L87 Difference]: Start difference. First operand 263 states and 346 transitions. Second operand 10 states. [2020-12-22 06:58:04,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:04,038 INFO L93 Difference]: Finished difference Result 599 states and 799 transitions. [2020-12-22 06:58:04,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 06:58:04,038 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 61 [2020-12-22 06:58:04,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:04,039 INFO L225 Difference]: With dead ends: 599 [2020-12-22 06:58:04,039 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:58:04,040 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2020-12-22 06:58:04,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:58:04,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:58:04,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:58:04,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:58:04,041 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2020-12-22 06:58:04,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:04,041 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:58:04,042 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-22 06:58:04,042 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:58:04,042 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:58:04,255 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-22 06:58:04,260 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:58:04,877 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 71 [2020-12-22 06:58:05,339 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 27 [2020-12-22 06:58:05,511 WARN L197 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 32 [2020-12-22 06:58:05,716 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 36 [2020-12-22 06:58:05,947 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 32 [2020-12-22 06:58:06,237 WARN L197 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 30 [2020-12-22 06:58:06,406 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 30 [2020-12-22 06:58:06,593 WARN L197 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 28 [2020-12-22 06:58:07,055 WARN L197 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 29 [2020-12-22 06:58:07,303 WARN L197 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 30 [2020-12-22 06:58:07,445 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 16 [2020-12-22 06:58:07,498 INFO L189 CegarLoopUtils]: For program point L960(lines 960 964) no Hoare annotation was computed. [2020-12-22 06:58:07,498 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 925) no Hoare annotation was computed. [2020-12-22 06:58:07,499 INFO L189 CegarLoopUtils]: For program point L102(lines 102 110) no Hoare annotation was computed. [2020-12-22 06:58:07,499 INFO L189 CegarLoopUtils]: For program point L102-1(lines 102 110) no Hoare annotation was computed. [2020-12-22 06:58:07,499 INFO L189 CegarLoopUtils]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2020-12-22 06:58:07,499 INFO L189 CegarLoopUtils]: For program point L102-3(lines 102 110) no Hoare annotation was computed. [2020-12-22 06:58:07,499 INFO L189 CegarLoopUtils]: For program point L102-4(lines 102 110) no Hoare annotation was computed. [2020-12-22 06:58:07,499 INFO L189 CegarLoopUtils]: For program point L102-5(lines 102 110) no Hoare annotation was computed. [2020-12-22 06:58:07,502 INFO L185 CegarLoopUtils]: At program point L1028(lines 1023 1031) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_main_~tmp~10 1) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:58:07,502 INFO L185 CegarLoopUtils]: At program point L1028-1(lines 1023 1031) the Hoare annotation is: false [2020-12-22 06:58:07,502 INFO L185 CegarLoopUtils]: At program point L1028-2(lines 1023 1031) the Hoare annotation is: false [2020-12-22 06:58:07,502 INFO L185 CegarLoopUtils]: At program point L797-2(lines 797 811) the Hoare annotation is: false [2020-12-22 06:58:07,502 INFO L185 CegarLoopUtils]: At program point L269(lines 254 272) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_main_~tmp~10 1) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:58:07,503 INFO L185 CegarLoopUtils]: At program point L269-1(lines 254 272) the Hoare annotation is: false [2020-12-22 06:58:07,504 INFO L185 CegarLoopUtils]: At program point L269-2(lines 254 272) the Hoare annotation is: false [2020-12-22 06:58:07,504 INFO L189 CegarLoopUtils]: For program point L798(line 798) no Hoare annotation was computed. [2020-12-22 06:58:07,504 INFO L189 CegarLoopUtils]: For program point L402(lines 402 412) no Hoare annotation was computed. [2020-12-22 06:58:07,505 INFO L189 CegarLoopUtils]: For program point L402-2(lines 402 412) no Hoare annotation was computed. [2020-12-22 06:58:07,505 INFO L189 CegarLoopUtils]: For program point L402-4(lines 402 412) no Hoare annotation was computed. [2020-12-22 06:58:07,505 INFO L189 CegarLoopUtils]: For program point L403(lines 403 409) no Hoare annotation was computed. [2020-12-22 06:58:07,506 INFO L189 CegarLoopUtils]: For program point L403-2(lines 403 409) no Hoare annotation was computed. [2020-12-22 06:58:07,506 INFO L189 CegarLoopUtils]: For program point L403-4(lines 403 409) no Hoare annotation was computed. [2020-12-22 06:58:07,506 INFO L185 CegarLoopUtils]: At program point L73(lines 73 79) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2 .cse3 .cse4 .cse5))) [2020-12-22 06:58:07,506 INFO L185 CegarLoopUtils]: At program point L73-1(lines 73 79) the Hoare annotation is: false [2020-12-22 06:58:07,506 INFO L185 CegarLoopUtils]: At program point L73-2(lines 73 79) the Hoare annotation is: false [2020-12-22 06:58:07,507 INFO L189 CegarLoopUtils]: For program point L801(lines 801 805) no Hoare annotation was computed. [2020-12-22 06:58:07,507 INFO L189 CegarLoopUtils]: For program point L801-1(lines 801 805) no Hoare annotation was computed. [2020-12-22 06:58:07,507 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 925) no Hoare annotation was computed. [2020-12-22 06:58:07,507 INFO L189 CegarLoopUtils]: For program point L340(lines 340 355) no Hoare annotation was computed. [2020-12-22 06:58:07,507 INFO L189 CegarLoopUtils]: For program point L936(lines 936 940) no Hoare annotation was computed. [2020-12-22 06:58:07,507 INFO L189 CegarLoopUtils]: For program point L936-3(lines 936 940) no Hoare annotation was computed. [2020-12-22 06:58:07,507 INFO L189 CegarLoopUtils]: For program point L936-6(lines 936 940) no Hoare annotation was computed. [2020-12-22 06:58:07,507 INFO L189 CegarLoopUtils]: For program point L277(lines 277 283) no Hoare annotation was computed. [2020-12-22 06:58:07,508 INFO L185 CegarLoopUtils]: At program point L277-1(lines 277 283) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:58:07,508 INFO L189 CegarLoopUtils]: For program point L244(lines 244 248) no Hoare annotation was computed. [2020-12-22 06:58:07,508 INFO L189 CegarLoopUtils]: For program point L244-2(lines 244 248) no Hoare annotation was computed. [2020-12-22 06:58:07,508 INFO L189 CegarLoopUtils]: For program point L244-3(lines 244 248) no Hoare annotation was computed. [2020-12-22 06:58:07,508 INFO L189 CegarLoopUtils]: For program point L244-5(lines 244 248) no Hoare annotation was computed. [2020-12-22 06:58:07,508 INFO L189 CegarLoopUtils]: For program point L244-6(lines 244 248) no Hoare annotation was computed. [2020-12-22 06:58:07,508 INFO L189 CegarLoopUtils]: For program point L244-8(lines 244 248) no Hoare annotation was computed. [2020-12-22 06:58:07,508 INFO L189 CegarLoopUtils]: For program point L244-9(lines 244 248) no Hoare annotation was computed. [2020-12-22 06:58:07,508 INFO L189 CegarLoopUtils]: For program point L244-11(lines 244 248) no Hoare annotation was computed. [2020-12-22 06:58:07,509 INFO L189 CegarLoopUtils]: For program point L872(lines 872 879) no Hoare annotation was computed. [2020-12-22 06:58:07,509 INFO L189 CegarLoopUtils]: For program point L244-12(lines 244 248) no Hoare annotation was computed. [2020-12-22 06:58:07,509 INFO L192 CegarLoopUtils]: At program point L872-1(lines 872 879) the Hoare annotation is: true [2020-12-22 06:58:07,509 INFO L189 CegarLoopUtils]: For program point L244-14(lines 244 248) no Hoare annotation was computed. [2020-12-22 06:58:07,509 INFO L189 CegarLoopUtils]: For program point L244-15(lines 244 248) no Hoare annotation was computed. [2020-12-22 06:58:07,510 INFO L189 CegarLoopUtils]: For program point L244-17(lines 244 248) no Hoare annotation was computed. [2020-12-22 06:58:07,510 INFO L185 CegarLoopUtils]: At program point L377(lines 372 379) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:58:07,510 INFO L189 CegarLoopUtils]: For program point L311(lines 310 359) no Hoare annotation was computed. [2020-12-22 06:58:07,510 INFO L185 CegarLoopUtils]: At program point L1005(lines 1000 1008) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2 .cse3 .cse4 .cse5))) [2020-12-22 06:58:07,510 INFO L185 CegarLoopUtils]: At program point L1005-1(lines 1000 1008) the Hoare annotation is: false [2020-12-22 06:58:07,510 INFO L185 CegarLoopUtils]: At program point L1005-2(lines 1000 1008) the Hoare annotation is: false [2020-12-22 06:58:07,511 INFO L189 CegarLoopUtils]: For program point L312(lines 312 316) no Hoare annotation was computed. [2020-12-22 06:58:07,511 INFO L185 CegarLoopUtils]: At program point L973(lines 968 976) the Hoare annotation is: false [2020-12-22 06:58:07,511 INFO L185 CegarLoopUtils]: At program point L973-1(lines 968 976) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:58:07,511 INFO L185 CegarLoopUtils]: At program point L973-2(lines 968 976) the Hoare annotation is: false [2020-12-22 06:58:07,511 INFO L185 CegarLoopUtils]: At program point L973-3(lines 968 976) the Hoare annotation is: false [2020-12-22 06:58:07,511 INFO L185 CegarLoopUtils]: At program point L973-4(lines 968 976) the Hoare annotation is: false [2020-12-22 06:58:07,511 INFO L185 CegarLoopUtils]: At program point L973-5(lines 968 976) the Hoare annotation is: false [2020-12-22 06:58:07,512 INFO L185 CegarLoopUtils]: At program point L908(lines 1 1031) the Hoare annotation is: (and (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-12-22 06:58:07,512 INFO L189 CegarLoopUtils]: For program point L348(lines 348 354) no Hoare annotation was computed. [2020-12-22 06:58:07,512 INFO L185 CegarLoopUtils]: At program point L348-1(lines 1 1031) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse1 (= ~pumpRunning~0 0) .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2 .cse3 .cse4 .cse5))) [2020-12-22 06:58:07,512 INFO L185 CegarLoopUtils]: At program point L250(lines 235 253) the Hoare annotation is: false [2020-12-22 06:58:07,512 INFO L185 CegarLoopUtils]: At program point L250-1(lines 235 253) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) .cse4 .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5))) [2020-12-22 06:58:07,512 INFO L185 CegarLoopUtils]: At program point L250-2(lines 235 253) the Hoare annotation is: false [2020-12-22 06:58:07,512 INFO L185 CegarLoopUtils]: At program point L250-3(lines 235 253) the Hoare annotation is: false [2020-12-22 06:58:07,513 INFO L185 CegarLoopUtils]: At program point L250-4(lines 235 253) the Hoare annotation is: false [2020-12-22 06:58:07,513 INFO L185 CegarLoopUtils]: At program point L250-5(lines 235 253) the Hoare annotation is: false [2020-12-22 06:58:07,513 INFO L185 CegarLoopUtils]: At program point L845(lines 841 847) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:58:07,513 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:58:07,513 INFO L185 CegarLoopUtils]: At program point L186(lines 179 189) the Hoare annotation is: false [2020-12-22 06:58:07,514 INFO L185 CegarLoopUtils]: At program point L186-1(lines 179 189) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:58:07,514 INFO L185 CegarLoopUtils]: At program point L186-2(lines 179 189) the Hoare annotation is: false [2020-12-22 06:58:07,514 INFO L185 CegarLoopUtils]: At program point L186-3(lines 179 189) the Hoare annotation is: false [2020-12-22 06:58:07,514 INFO L185 CegarLoopUtils]: At program point L186-4(lines 179 189) the Hoare annotation is: false [2020-12-22 06:58:07,514 INFO L185 CegarLoopUtils]: At program point L186-5(lines 179 189) the Hoare annotation is: false [2020-12-22 06:58:07,514 INFO L189 CegarLoopUtils]: For program point L1013(lines 1013 1019) no Hoare annotation was computed. [2020-12-22 06:58:07,515 INFO L189 CegarLoopUtils]: For program point L1013-1(lines 1013 1019) no Hoare annotation was computed. [2020-12-22 06:58:07,515 INFO L189 CegarLoopUtils]: For program point L1013-2(lines 1013 1019) no Hoare annotation was computed. [2020-12-22 06:58:07,515 INFO L189 CegarLoopUtils]: For program point L1013-3(lines 1013 1019) no Hoare annotation was computed. [2020-12-22 06:58:07,516 INFO L189 CegarLoopUtils]: For program point L1013-4(lines 1013 1019) no Hoare annotation was computed. [2020-12-22 06:58:07,516 INFO L192 CegarLoopUtils]: At program point L881(lines 862 884) the Hoare annotation is: true [2020-12-22 06:58:07,516 INFO L189 CegarLoopUtils]: For program point L1013-5(lines 1013 1019) no Hoare annotation was computed. [2020-12-22 06:58:07,516 INFO L189 CegarLoopUtils]: For program point L320(lines 320 326) no Hoare annotation was computed. [2020-12-22 06:58:07,517 INFO L185 CegarLoopUtils]: At program point L320-1(lines 320 326) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse6 .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2 .cse3 .cse4 .cse5))) [2020-12-22 06:58:07,518 INFO L189 CegarLoopUtils]: For program point L948(lines 948 952) no Hoare annotation was computed. [2020-12-22 06:58:07,520 INFO L185 CegarLoopUtils]: At program point L387(lines 66 72) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and (<= 1 ~pumpRunning~0) .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (not (= 0 ~systemActive~0)) .cse1 .cse2 .cse3))) [2020-12-22 06:58:07,521 INFO L185 CegarLoopUtils]: At program point L387-1(lines 66 72) the Hoare annotation is: false [2020-12-22 06:58:07,521 INFO L185 CegarLoopUtils]: At program point L387-2(lines 66 72) the Hoare annotation is: false [2020-12-22 06:58:07,521 INFO L185 CegarLoopUtils]: At program point L916(lines 911 919) the Hoare annotation is: (and (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:58:07,521 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:58:07,521 INFO L189 CegarLoopUtils]: For program point L124(lines 124 141) no Hoare annotation was computed. [2020-12-22 06:58:07,521 INFO L189 CegarLoopUtils]: For program point L124-1(lines 124 141) no Hoare annotation was computed. [2020-12-22 06:58:07,522 INFO L189 CegarLoopUtils]: For program point L124-2(lines 124 141) no Hoare annotation was computed. [2020-12-22 06:58:07,522 INFO L185 CegarLoopUtils]: At program point L1018(lines 1009 1022) the Hoare annotation is: false [2020-12-22 06:58:07,523 INFO L185 CegarLoopUtils]: At program point L1018-1(lines 1009 1022) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse4 .cse5))) [2020-12-22 06:58:07,523 INFO L185 CegarLoopUtils]: At program point L1018-2(lines 1009 1022) the Hoare annotation is: false [2020-12-22 06:58:07,523 INFO L185 CegarLoopUtils]: At program point L1018-3(lines 1009 1022) the Hoare annotation is: false [2020-12-22 06:58:07,523 INFO L185 CegarLoopUtils]: At program point L1018-4(lines 1009 1022) the Hoare annotation is: false [2020-12-22 06:58:07,523 INFO L185 CegarLoopUtils]: At program point L1018-5(lines 1009 1022) the Hoare annotation is: false [2020-12-22 06:58:07,524 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:58:07,524 INFO L189 CegarLoopUtils]: For program point L161(lines 161 167) no Hoare annotation was computed. [2020-12-22 06:58:07,524 INFO L189 CegarLoopUtils]: For program point L128(lines 128 136) no Hoare annotation was computed. [2020-12-22 06:58:07,525 INFO L189 CegarLoopUtils]: For program point L161-2(lines 161 167) no Hoare annotation was computed. [2020-12-22 06:58:07,525 INFO L189 CegarLoopUtils]: For program point L128-1(lines 128 136) no Hoare annotation was computed. [2020-12-22 06:58:07,525 INFO L189 CegarLoopUtils]: For program point L128-2(lines 128 136) no Hoare annotation was computed. [2020-12-22 06:58:07,525 INFO L189 CegarLoopUtils]: For program point L161-4(lines 161 167) no Hoare annotation was computed. [2020-12-22 06:58:07,525 INFO L189 CegarLoopUtils]: For program point L161-6(lines 161 167) no Hoare annotation was computed. [2020-12-22 06:58:07,525 INFO L189 CegarLoopUtils]: For program point L161-8(lines 161 167) no Hoare annotation was computed. [2020-12-22 06:58:07,525 INFO L189 CegarLoopUtils]: For program point L161-10(lines 161 167) no Hoare annotation was computed. [2020-12-22 06:58:07,526 INFO L185 CegarLoopUtils]: At program point L360(lines 309 361) the Hoare annotation is: false [2020-12-22 06:58:07,526 INFO L185 CegarLoopUtils]: At program point L195(lines 190 198) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 2 ~waterLevel~0) .cse4 .cse5 .cse6) (and .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse4 .cse5 .cse6) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) .cse2 .cse3 .cse4 .cse5 .cse6))) [2020-12-22 06:58:07,527 INFO L185 CegarLoopUtils]: At program point L195-1(lines 190 198) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and (<= 1 ~pumpRunning~0) .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (not (= 0 ~systemActive~0)) .cse1 .cse2 .cse3))) [2020-12-22 06:58:07,527 INFO L185 CegarLoopUtils]: At program point L195-2(lines 190 198) the Hoare annotation is: false [2020-12-22 06:58:07,527 INFO L185 CegarLoopUtils]: At program point L195-3(lines 190 198) the Hoare annotation is: false [2020-12-22 06:58:07,527 INFO L185 CegarLoopUtils]: At program point L195-4(lines 190 198) the Hoare annotation is: false [2020-12-22 06:58:07,527 INFO L185 CegarLoopUtils]: At program point L195-5(lines 190 198) the Hoare annotation is: false [2020-12-22 06:58:07,527 INFO L189 CegarLoopUtils]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-12-22 06:58:07,527 INFO L189 CegarLoopUtils]: For program point L263-2(lines 263 267) no Hoare annotation was computed. [2020-12-22 06:58:07,527 INFO L189 CegarLoopUtils]: For program point L263-3(lines 263 267) no Hoare annotation was computed. [2020-12-22 06:58:07,527 INFO L189 CegarLoopUtils]: For program point L98(lines 98 115) no Hoare annotation was computed. [2020-12-22 06:58:07,532 INFO L189 CegarLoopUtils]: For program point L263-5(lines 263 267) no Hoare annotation was computed. [2020-12-22 06:58:07,533 INFO L189 CegarLoopUtils]: For program point L98-1(lines 98 115) no Hoare annotation was computed. [2020-12-22 06:58:07,534 INFO L189 CegarLoopUtils]: For program point L263-6(lines 263 267) no Hoare annotation was computed. [2020-12-22 06:58:07,534 INFO L189 CegarLoopUtils]: For program point L98-2(lines 98 115) no Hoare annotation was computed. [2020-12-22 06:58:07,534 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:58:07,534 INFO L189 CegarLoopUtils]: For program point L98-3(lines 98 115) no Hoare annotation was computed. [2020-12-22 06:58:07,534 INFO L189 CegarLoopUtils]: For program point L263-8(lines 263 267) no Hoare annotation was computed. [2020-12-22 06:58:07,534 INFO L189 CegarLoopUtils]: For program point L98-4(lines 98 115) no Hoare annotation was computed. [2020-12-22 06:58:07,534 INFO L189 CegarLoopUtils]: For program point L98-5(lines 98 115) no Hoare annotation was computed. [2020-12-22 06:58:07,534 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 925) no Hoare annotation was computed. [2020-12-22 06:58:07,535 INFO L189 CegarLoopUtils]: For program point L330(lines 330 336) no Hoare annotation was computed. [2020-12-22 06:58:07,535 INFO L185 CegarLoopUtils]: At program point L330-1(lines 330 336) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse6 .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2 .cse3 .cse4 .cse5))) [2020-12-22 06:58:07,535 INFO L185 CegarLoopUtils]: At program point L66(lines 62 84) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4 .cse5) (and (<= 1 ~pumpRunning~0) .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse3 .cse4 .cse5))) [2020-12-22 06:58:07,535 INFO L185 CegarLoopUtils]: At program point L66-1(lines 62 84) the Hoare annotation is: false [2020-12-22 06:58:07,535 INFO L185 CegarLoopUtils]: At program point L66-2(lines 62 84) the Hoare annotation is: false [2020-12-22 06:58:07,536 INFO L189 CegarLoopUtils]: For program point L925(line 925) no Hoare annotation was computed. [2020-12-22 06:58:07,536 INFO L189 CegarLoopUtils]: For program point L925-1(line 925) no Hoare annotation was computed. [2020-12-22 06:58:07,536 INFO L189 CegarLoopUtils]: For program point L925-2(line 925) no Hoare annotation was computed. [2020-12-22 06:58:07,536 INFO L189 CegarLoopUtils]: For program point L398(lines 398 415) no Hoare annotation was computed. [2020-12-22 06:58:07,536 INFO L185 CegarLoopUtils]: At program point L398-1(lines 1 1031) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse3 .cse4) (and .cse6 .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse0 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6 2) (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse5 (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse2 .cse3 .cse4 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6)))) [2020-12-22 06:58:07,537 INFO L189 CegarLoopUtils]: For program point L398-2(lines 398 415) no Hoare annotation was computed. [2020-12-22 06:58:07,537 INFO L185 CegarLoopUtils]: At program point L398-3(lines 1 1031) the Hoare annotation is: false [2020-12-22 06:58:07,537 INFO L189 CegarLoopUtils]: For program point L398-4(lines 398 415) no Hoare annotation was computed. [2020-12-22 06:58:07,537 INFO L185 CegarLoopUtils]: At program point L398-5(lines 1 1031) the Hoare annotation is: false [2020-12-22 06:58:07,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:58:07 BoogieIcfgContainer [2020-12-22 06:58:07,574 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:58:07,574 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:58:07,574 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:58:07,575 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:58:07,575 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:58:00" (3/4) ... [2020-12-22 06:58:07,579 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:58:07,601 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:58:07,603 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:58:07,604 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:58:07,606 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:58:07,607 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:58:07,609 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:58:07,610 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:58:07,639 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel == 1 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-12-22 06:58:07,639 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-12-22 06:58:07,639 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-12-22 06:58:07,640 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((((((1 <= pumpRunning && tmp == 1) && tmp <= 2) && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 < tmp) [2020-12-22 06:58:07,640 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-12-22 06:58:07,640 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-12-22 06:58:07,641 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-12-22 06:58:07,641 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-12-22 06:58:07,642 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-12-22 06:58:07,642 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-12-22 06:58:07,642 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-12-22 06:58:07,643 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-12-22 06:58:07,644 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 <= pumpRunning && tmp == 1) && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-12-22 06:58:07,644 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-12-22 06:58:07,645 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) && \result == 1) [2020-12-22 06:58:07,645 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-12-22 06:58:07,646 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-12-22 06:58:07,646 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-12-22 06:58:07,648 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-12-22 06:58:07,649 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-12-22 06:58:07,762 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec5_product60.cil.c-witness.graphml [2020-12-22 06:58:07,763 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:58:07,764 INFO L168 Benchmark]: Toolchain (without parser) took 9278.37 ms. Allocated memory was 173.0 MB in the beginning and 261.1 MB in the end (delta: 88.1 MB). Free memory was 146.9 MB in the beginning and 236.5 MB in the end (delta: -89.6 MB). Peak memory consumption was 149.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:07,764 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 173.0 MB. Free memory is still 146.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:58:07,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 645.74 ms. Allocated memory is still 173.0 MB. Free memory was 146.7 MB in the beginning and 124.1 MB in the end (delta: 22.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:07,765 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.41 ms. Allocated memory is still 173.0 MB. Free memory was 124.1 MB in the beginning and 119.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:07,765 INFO L168 Benchmark]: Boogie Preprocessor took 115.19 ms. Allocated memory is still 173.0 MB. Free memory was 119.9 MB in the beginning and 152.2 MB in the end (delta: -32.3 MB). Peak memory consumption was 5.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:07,766 INFO L168 Benchmark]: RCFGBuilder took 1184.44 ms. Allocated memory is still 173.0 MB. Free memory was 152.2 MB in the beginning and 82.5 MB in the end (delta: 69.7 MB). Peak memory consumption was 70.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:07,766 INFO L168 Benchmark]: TraceAbstraction took 7001.79 ms. Allocated memory was 173.0 MB in the beginning and 261.1 MB in the end (delta: 88.1 MB). Free memory was 82.5 MB in the beginning and 98.1 MB in the end (delta: -15.6 MB). Peak memory consumption was 84.5 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:07,766 INFO L168 Benchmark]: Witness Printer took 188.45 ms. Allocated memory is still 261.1 MB. Free memory was 98.1 MB in the beginning and 236.5 MB in the end (delta: -138.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:07,769 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 173.0 MB. Free memory is still 146.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 645.74 ms. Allocated memory is still 173.0 MB. Free memory was 146.7 MB in the beginning and 124.1 MB in the end (delta: 22.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 135.41 ms. Allocated memory is still 173.0 MB. Free memory was 124.1 MB in the beginning and 119.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 115.19 ms. Allocated memory is still 173.0 MB. Free memory was 119.9 MB in the beginning and 152.2 MB in the end (delta: -32.3 MB). Peak memory consumption was 5.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1184.44 ms. Allocated memory is still 173.0 MB. Free memory was 152.2 MB in the beginning and 82.5 MB in the end (delta: 69.7 MB). Peak memory consumption was 70.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7001.79 ms. Allocated memory was 173.0 MB in the beginning and 261.1 MB in the end (delta: 88.1 MB). Free memory was 82.5 MB in the beginning and 98.1 MB in the end (delta: -15.6 MB). Peak memory consumption was 84.5 MB. Max. memory is 8.0 GB. * Witness Printer took 188.45 ms. Allocated memory is still 261.1 MB. Free memory was 98.1 MB in the beginning and 236.5 MB in the end (delta: -138.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 925]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 925]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 925]: 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 3 specifications checked. All of them hold - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: ((((((((((1 <= pumpRunning && tmp == 1) && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((((((1 <= pumpRunning && tmp == 1) && tmp <= 2) && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 < tmp) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 862]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: (((tmp == 1 && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 1023]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 1023]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: (((tmp == 1 && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1023]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && tmp == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: (((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && tmp == 1) && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 146 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.6s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1212 SDtfs, 1761 SDslu, 1633 SDs, 0 SdLazy, 280 SolverSat, 88 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=263occurred in iteration=9, 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, 10 MinimizatonAttempts, 658 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 217 NumberOfFragments, 1071 HoareAnnotationTreeSize, 63 FomulaSimplifications, 86309 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 63 FomulaSimplificationsInter, 13024 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 393 NumberOfCodeBlocks, 393 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 382 ConstructedInterpolants, 0 QuantifiedInterpolants, 33174 SizeOfPredicates, 3 NumberOfNonLiveVariables, 463 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 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...