/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_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:58:02,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:58:02,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:58:02,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:58:02,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:58:02,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:58:02,318 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:58:02,326 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:58:02,329 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:58:02,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:58:02,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:58:02,338 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:58:02,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:58:02,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:58:02,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:58:02,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:58:02,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:58:02,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:58:02,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:58:02,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:58:02,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:58:02,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:58:02,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:58:02,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:58:02,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 06:58:02,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 06:58:02,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 06:58:02,395 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 06:58:02,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 06:58:02,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 06:58:02,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:58:02,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:58:02,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:58:02,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:58:02,401 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:58:02,402 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:58:02,402 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:58:02,402 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:58:02,403 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:58:02,404 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:58:02,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:58:02,409 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:58:02,458 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:58:02,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:58:02,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:58:02,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:58:02,462 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:58:02,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:58:02,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:58:02,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:58:02,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:58:02,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:58:02,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:58:02,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:58:02,466 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:58:02,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:58:02,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:58:02,467 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:58:02,467 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:58:02,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:58:02,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:58:02,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:58:02,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:58:02,470 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:58:02,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:58:02,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:58:02,470 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:58:02,470 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:58:02,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:58:02,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:58:02,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:58:02,849 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:58:02,849 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:58:02,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product63.cil.c [2020-12-22 06:58:02,935 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20c78467b/e737bacf4fc6410ba50a25bbf2f5a875/FLAG7a45f29f2 [2020-12-22 06:58:03,645 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:58:03,649 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product63.cil.c [2020-12-22 06:58:03,667 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20c78467b/e737bacf4fc6410ba50a25bbf2f5a875/FLAG7a45f29f2 [2020-12-22 06:58:03,938 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20c78467b/e737bacf4fc6410ba50a25bbf2f5a875 [2020-12-22 06:58:03,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:58:03,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:58:03,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:58:03,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:58:03,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:58:03,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:58:03" (1/1) ... [2020-12-22 06:58:03,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70b212c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:03, skipping insertion in model container [2020-12-22 06:58:03,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:58:03" (1/1) ... [2020-12-22 06:58:03,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:58:04,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:58:04,215 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_product63.cil.c[2573,2586] [2020-12-22 06:58:04,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:58:04,390 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:58:04,430 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_product63.cil.c[2573,2586] [2020-12-22 06:58:04,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:58:04,562 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:58:04,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:04 WrapperNode [2020-12-22 06:58:04,563 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:58:04,564 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:58:04,565 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:58:04,565 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:58:04,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:04" (1/1) ... [2020-12-22 06:58:04,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:04" (1/1) ... [2020-12-22 06:58:04,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:58:04,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:58:04,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:58:04,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:58:04,753 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:04" (1/1) ... [2020-12-22 06:58:04,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:04" (1/1) ... [2020-12-22 06:58:04,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:04" (1/1) ... [2020-12-22 06:58:04,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:04" (1/1) ... [2020-12-22 06:58:04,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:04" (1/1) ... [2020-12-22 06:58:04,873 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:04" (1/1) ... [2020-12-22 06:58:04,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:04" (1/1) ... [2020-12-22 06:58:04,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:58:04,904 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:58:04,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:58:04,905 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:58:04,907 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:58:05,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:58:05,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:58:05,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:58:05,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:58:06,303 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:58:06,304 INFO L299 CfgBuilder]: Removed 366 assume(true) statements. [2020-12-22 06:58:06,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:58:06 BoogieIcfgContainer [2020-12-22 06:58:06,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:58:06,308 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:58:06,308 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:58:06,312 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:58:06,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:58:03" (1/3) ... [2020-12-22 06:58:06,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@241dbf04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:58:06, skipping insertion in model container [2020-12-22 06:58:06,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:58:04" (2/3) ... [2020-12-22 06:58:06,314 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@241dbf04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:58:06, skipping insertion in model container [2020-12-22 06:58:06,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:58:06" (3/3) ... [2020-12-22 06:58:06,316 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product63.cil.c [2020-12-22 06:58:06,323 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:58:06,328 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:58:06,347 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:58:06,377 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:58:06,377 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:58:06,377 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:58:06,377 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:58:06,378 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:58:06,378 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:58:06,378 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:58:06,378 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:58:06,401 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-12-22 06:58:06,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 06:58:06,409 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:06,410 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 06:58:06,411 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:06,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:06,418 INFO L82 PathProgramCache]: Analyzing trace with hash -1772407072, now seen corresponding path program 1 times [2020-12-22 06:58:06,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:06,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615853706] [2020-12-22 06:58:06,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:06,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:06,801 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 06:58:06,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615853706] [2020-12-22 06:58:06,804 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:06,804 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:58:06,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754013653] [2020-12-22 06:58:06,812 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:58:06,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:06,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:58:06,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:58:06,833 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 2 states. [2020-12-22 06:58:06,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:06,924 INFO L93 Difference]: Finished difference Result 465 states and 694 transitions. [2020-12-22 06:58:06,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:58:06,925 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-12-22 06:58:06,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:06,963 INFO L225 Difference]: With dead ends: 465 [2020-12-22 06:58:06,964 INFO L226 Difference]: Without dead ends: 232 [2020-12-22 06:58:06,970 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 06:58:06,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2020-12-22 06:58:07,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 232. [2020-12-22 06:58:07,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2020-12-22 06:58:07,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 339 transitions. [2020-12-22 06:58:07,062 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 339 transitions. Word has length 19 [2020-12-22 06:58:07,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:07,063 INFO L481 AbstractCegarLoop]: Abstraction has 232 states and 339 transitions. [2020-12-22 06:58:07,063 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:58:07,063 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 339 transitions. [2020-12-22 06:58:07,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-22 06:58:07,066 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:07,066 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 06:58:07,067 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:58:07,068 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:07,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:07,071 INFO L82 PathProgramCache]: Analyzing trace with hash 1841135649, now seen corresponding path program 1 times [2020-12-22 06:58:07,071 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:07,072 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929852858] [2020-12-22 06:58:07,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:07,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:07,235 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 06:58:07,235 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929852858] [2020-12-22 06:58:07,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:07,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:58:07,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552283471] [2020-12-22 06:58:07,237 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:58:07,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:07,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:58:07,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:58:07,239 INFO L87 Difference]: Start difference. First operand 232 states and 339 transitions. Second operand 3 states. [2020-12-22 06:58:07,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:07,255 INFO L93 Difference]: Finished difference Result 232 states and 339 transitions. [2020-12-22 06:58:07,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:58:07,255 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-12-22 06:58:07,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:07,259 INFO L225 Difference]: With dead ends: 232 [2020-12-22 06:58:07,259 INFO L226 Difference]: Without dead ends: 89 [2020-12-22 06:58:07,261 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 06:58:07,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2020-12-22 06:58:07,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2020-12-22 06:58:07,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2020-12-22 06:58:07,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 129 transitions. [2020-12-22 06:58:07,272 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 129 transitions. Word has length 20 [2020-12-22 06:58:07,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:07,273 INFO L481 AbstractCegarLoop]: Abstraction has 89 states and 129 transitions. [2020-12-22 06:58:07,273 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:58:07,273 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 129 transitions. [2020-12-22 06:58:07,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-22 06:58:07,275 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:07,275 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 06:58:07,275 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:58:07,276 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:07,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:07,278 INFO L82 PathProgramCache]: Analyzing trace with hash -309011967, now seen corresponding path program 1 times [2020-12-22 06:58:07,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:07,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762416837] [2020-12-22 06:58:07,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:07,396 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 06:58:07,397 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762416837] [2020-12-22 06:58:07,397 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:07,397 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:58:07,397 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784680981] [2020-12-22 06:58:07,398 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:58:07,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:07,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:58:07,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:58:07,400 INFO L87 Difference]: Start difference. First operand 89 states and 129 transitions. Second operand 3 states. [2020-12-22 06:58:07,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:07,436 INFO L93 Difference]: Finished difference Result 253 states and 373 transitions. [2020-12-22 06:58:07,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:58:07,437 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-12-22 06:58:07,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:07,439 INFO L225 Difference]: With dead ends: 253 [2020-12-22 06:58:07,439 INFO L226 Difference]: Without dead ends: 171 [2020-12-22 06:58:07,440 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 06:58:07,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2020-12-22 06:58:07,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 167. [2020-12-22 06:58:07,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2020-12-22 06:58:07,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 246 transitions. [2020-12-22 06:58:07,456 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 246 transitions. Word has length 26 [2020-12-22 06:58:07,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:07,456 INFO L481 AbstractCegarLoop]: Abstraction has 167 states and 246 transitions. [2020-12-22 06:58:07,456 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:58:07,457 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 246 transitions. [2020-12-22 06:58:07,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-22 06:58:07,458 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:07,458 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 06:58:07,459 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:58:07,459 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:07,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:07,460 INFO L82 PathProgramCache]: Analyzing trace with hash 302717639, now seen corresponding path program 1 times [2020-12-22 06:58:07,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:07,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533352346] [2020-12-22 06:58:07,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:07,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:07,537 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 06:58:07,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533352346] [2020-12-22 06:58:07,538 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:07,538 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:58:07,539 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429184318] [2020-12-22 06:58:07,539 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:58:07,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:07,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:58:07,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:58:07,541 INFO L87 Difference]: Start difference. First operand 167 states and 246 transitions. Second operand 3 states. [2020-12-22 06:58:07,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:07,591 INFO L93 Difference]: Finished difference Result 344 states and 511 transitions. [2020-12-22 06:58:07,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:58:07,592 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2020-12-22 06:58:07,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:07,594 INFO L225 Difference]: With dead ends: 344 [2020-12-22 06:58:07,594 INFO L226 Difference]: Without dead ends: 184 [2020-12-22 06:58:07,595 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 06:58:07,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2020-12-22 06:58:07,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 182. [2020-12-22 06:58:07,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2020-12-22 06:58:07,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 260 transitions. [2020-12-22 06:58:07,610 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 260 transitions. Word has length 29 [2020-12-22 06:58:07,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:07,610 INFO L481 AbstractCegarLoop]: Abstraction has 182 states and 260 transitions. [2020-12-22 06:58:07,610 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:58:07,610 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 260 transitions. [2020-12-22 06:58:07,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-22 06:58:07,612 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:07,612 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 06:58:07,612 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:58:07,612 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:07,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:07,613 INFO L82 PathProgramCache]: Analyzing trace with hash -577491382, now seen corresponding path program 1 times [2020-12-22 06:58:07,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:07,613 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462653122] [2020-12-22 06:58:07,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:07,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:07,711 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 06:58:07,711 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462653122] [2020-12-22 06:58:07,712 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:07,712 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:58:07,712 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123659895] [2020-12-22 06:58:07,713 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:58:07,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:07,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:58:07,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:58:07,714 INFO L87 Difference]: Start difference. First operand 182 states and 260 transitions. Second operand 5 states. [2020-12-22 06:58:07,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:07,899 INFO L93 Difference]: Finished difference Result 629 states and 897 transitions. [2020-12-22 06:58:07,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 06:58:07,901 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-12-22 06:58:07,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:07,904 INFO L225 Difference]: With dead ends: 629 [2020-12-22 06:58:07,904 INFO L226 Difference]: Without dead ends: 454 [2020-12-22 06:58:07,905 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 06:58:07,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2020-12-22 06:58:07,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 180. [2020-12-22 06:58:07,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2020-12-22 06:58:07,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 254 transitions. [2020-12-22 06:58:07,939 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 254 transitions. Word has length 29 [2020-12-22 06:58:07,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:07,940 INFO L481 AbstractCegarLoop]: Abstraction has 180 states and 254 transitions. [2020-12-22 06:58:07,940 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:58:07,940 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 254 transitions. [2020-12-22 06:58:07,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-22 06:58:07,948 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:07,948 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 06:58:07,948 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:58:07,948 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:07,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:07,949 INFO L82 PathProgramCache]: Analyzing trace with hash -85842814, now seen corresponding path program 1 times [2020-12-22 06:58:07,949 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:07,950 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773908593] [2020-12-22 06:58:07,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:07,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:08,058 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 06:58:08,058 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773908593] [2020-12-22 06:58:08,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:08,058 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:58:08,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383765046] [2020-12-22 06:58:08,060 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:58:08,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:08,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:58:08,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:58:08,061 INFO L87 Difference]: Start difference. First operand 180 states and 254 transitions. Second operand 5 states. [2020-12-22 06:58:08,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:08,147 INFO L93 Difference]: Finished difference Result 465 states and 649 transitions. [2020-12-22 06:58:08,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:58:08,147 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2020-12-22 06:58:08,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:08,149 INFO L225 Difference]: With dead ends: 465 [2020-12-22 06:58:08,150 INFO L226 Difference]: Without dead ends: 292 [2020-12-22 06:58:08,151 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 06:58:08,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2020-12-22 06:58:08,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 198. [2020-12-22 06:58:08,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2020-12-22 06:58:08,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 272 transitions. [2020-12-22 06:58:08,166 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 272 transitions. Word has length 38 [2020-12-22 06:58:08,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:08,166 INFO L481 AbstractCegarLoop]: Abstraction has 198 states and 272 transitions. [2020-12-22 06:58:08,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:58:08,166 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 272 transitions. [2020-12-22 06:58:08,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-22 06:58:08,167 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:08,168 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 06:58:08,168 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 06:58:08,168 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:08,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:08,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1096960064, now seen corresponding path program 1 times [2020-12-22 06:58:08,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:08,169 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999587678] [2020-12-22 06:58:08,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:08,217 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 06:58:08,218 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999587678] [2020-12-22 06:58:08,218 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:08,218 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:58:08,219 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767057697] [2020-12-22 06:58:08,219 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 06:58:08,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:08,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 06:58:08,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 06:58:08,220 INFO L87 Difference]: Start difference. First operand 198 states and 272 transitions. Second operand 4 states. [2020-12-22 06:58:08,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:08,279 INFO L93 Difference]: Finished difference Result 467 states and 636 transitions. [2020-12-22 06:58:08,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 06:58:08,280 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2020-12-22 06:58:08,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:08,282 INFO L225 Difference]: With dead ends: 467 [2020-12-22 06:58:08,282 INFO L226 Difference]: Without dead ends: 276 [2020-12-22 06:58:08,283 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 06:58:08,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2020-12-22 06:58:08,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 210. [2020-12-22 06:58:08,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2020-12-22 06:58:08,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 284 transitions. [2020-12-22 06:58:08,301 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 284 transitions. Word has length 38 [2020-12-22 06:58:08,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:08,302 INFO L481 AbstractCegarLoop]: Abstraction has 210 states and 284 transitions. [2020-12-22 06:58:08,302 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 06:58:08,302 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 284 transitions. [2020-12-22 06:58:08,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-22 06:58:08,303 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:08,303 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 06:58:08,303 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 06:58:08,304 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:08,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:08,304 INFO L82 PathProgramCache]: Analyzing trace with hash -2118028418, now seen corresponding path program 1 times [2020-12-22 06:58:08,305 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:08,305 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489970152] [2020-12-22 06:58:08,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:08,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:08,379 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 06:58:08,379 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489970152] [2020-12-22 06:58:08,380 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:08,380 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:58:08,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074406203] [2020-12-22 06:58:08,381 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:58:08,381 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:08,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:58:08,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:58:08,382 INFO L87 Difference]: Start difference. First operand 210 states and 284 transitions. Second operand 3 states. [2020-12-22 06:58:08,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:08,425 INFO L93 Difference]: Finished difference Result 473 states and 638 transitions. [2020-12-22 06:58:08,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:58:08,426 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2020-12-22 06:58:08,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:08,428 INFO L225 Difference]: With dead ends: 473 [2020-12-22 06:58:08,428 INFO L226 Difference]: Without dead ends: 270 [2020-12-22 06:58:08,429 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 06:58:08,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2020-12-22 06:58:08,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 270. [2020-12-22 06:58:08,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270 states. [2020-12-22 06:58:08,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 357 transitions. [2020-12-22 06:58:08,466 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 357 transitions. Word has length 38 [2020-12-22 06:58:08,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:08,467 INFO L481 AbstractCegarLoop]: Abstraction has 270 states and 357 transitions. [2020-12-22 06:58:08,467 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:58:08,467 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 357 transitions. [2020-12-22 06:58:08,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-22 06:58:08,469 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:08,469 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, 1] [2020-12-22 06:58:08,469 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 06:58:08,470 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:08,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:08,470 INFO L82 PathProgramCache]: Analyzing trace with hash -1752932162, now seen corresponding path program 1 times [2020-12-22 06:58:08,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:08,471 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009649286] [2020-12-22 06:58:08,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:08,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:08,662 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 06:58:08,666 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009649286] [2020-12-22 06:58:08,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:08,667 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 06:58:08,667 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478029353] [2020-12-22 06:58:08,668 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 06:58:08,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:08,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 06:58:08,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:58:08,673 INFO L87 Difference]: Start difference. First operand 270 states and 357 transitions. Second operand 7 states. [2020-12-22 06:58:09,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:09,044 INFO L93 Difference]: Finished difference Result 1319 states and 1772 transitions. [2020-12-22 06:58:09,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 06:58:09,045 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 39 [2020-12-22 06:58:09,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:09,051 INFO L225 Difference]: With dead ends: 1319 [2020-12-22 06:58:09,052 INFO L226 Difference]: Without dead ends: 1116 [2020-12-22 06:58:09,053 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 06:58:09,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2020-12-22 06:58:09,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 464. [2020-12-22 06:58:09,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2020-12-22 06:58:09,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 607 transitions. [2020-12-22 06:58:09,100 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 607 transitions. Word has length 39 [2020-12-22 06:58:09,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:09,100 INFO L481 AbstractCegarLoop]: Abstraction has 464 states and 607 transitions. [2020-12-22 06:58:09,100 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 06:58:09,100 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 607 transitions. [2020-12-22 06:58:09,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-22 06:58:09,101 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:09,102 INFO L422 BasicCegarLoop]: trace histogram [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, 1] [2020-12-22 06:58:09,102 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 06:58:09,102 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:09,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:09,103 INFO L82 PathProgramCache]: Analyzing trace with hash 499980932, now seen corresponding path program 1 times [2020-12-22 06:58:09,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:09,103 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930456007] [2020-12-22 06:58:09,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:09,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:09,147 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 06:58:09,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930456007] [2020-12-22 06:58:09,148 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:58:09,148 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:58:09,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881396393] [2020-12-22 06:58:09,148 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:58:09,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:09,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:58:09,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:58:09,150 INFO L87 Difference]: Start difference. First operand 464 states and 607 transitions. Second operand 3 states. [2020-12-22 06:58:09,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:09,232 INFO L93 Difference]: Finished difference Result 539 states and 705 transitions. [2020-12-22 06:58:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:58:09,234 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2020-12-22 06:58:09,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:09,238 INFO L225 Difference]: With dead ends: 539 [2020-12-22 06:58:09,238 INFO L226 Difference]: Without dead ends: 232 [2020-12-22 06:58:09,239 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 06:58:09,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2020-12-22 06:58:09,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 232. [2020-12-22 06:58:09,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2020-12-22 06:58:09,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 293 transitions. [2020-12-22 06:58:09,260 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 293 transitions. Word has length 58 [2020-12-22 06:58:09,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:09,261 INFO L481 AbstractCegarLoop]: Abstraction has 232 states and 293 transitions. [2020-12-22 06:58:09,261 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:58:09,261 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 293 transitions. [2020-12-22 06:58:09,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-22 06:58:09,262 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:58:09,262 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, 1, 1, 1, 1, 1] [2020-12-22 06:58:09,262 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 06:58:09,262 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:58:09,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:58:09,263 INFO L82 PathProgramCache]: Analyzing trace with hash -1935741735, now seen corresponding path program 1 times [2020-12-22 06:58:09,263 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:58:09,263 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914578271] [2020-12-22 06:58:09,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:58:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:09,371 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 06:58:09,371 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914578271] [2020-12-22 06:58:09,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1263050176] [2020-12-22 06:58:09,372 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 06:58:09,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:58:09,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-22 06:58:09,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:58:09,699 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 06:58:09,700 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:58:09,700 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-12-22 06:58:09,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193273719] [2020-12-22 06:58:09,701 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 06:58:09,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:58:09,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 06:58:09,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:58:09,702 INFO L87 Difference]: Start difference. First operand 232 states and 293 transitions. Second operand 8 states. [2020-12-22 06:58:09,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:58:09,940 INFO L93 Difference]: Finished difference Result 490 states and 634 transitions. [2020-12-22 06:58:09,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 06:58:09,941 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 66 [2020-12-22 06:58:09,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:58:09,941 INFO L225 Difference]: With dead ends: 490 [2020-12-22 06:58:09,941 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:58:09,942 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-12-22 06:58:09,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:58:09,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:58:09,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:58:09,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:58:09,943 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2020-12-22 06:58:09,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:58:09,944 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:58:09,944 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 06:58:09,944 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:58:09,944 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:58:10,157 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-12-22 06:58:10,162 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:58:10,362 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 82 [2020-12-22 06:58:11,206 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 28 [2020-12-22 06:58:11,493 WARN L197 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 27 [2020-12-22 06:58:11,789 WARN L197 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 31 [2020-12-22 06:58:11,921 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 26 [2020-12-22 06:58:12,094 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 24 [2020-12-22 06:58:12,306 WARN L197 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 27 [2020-12-22 06:58:12,807 WARN L197 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 27 [2020-12-22 06:58:13,354 WARN L197 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 25 [2020-12-22 06:58:13,557 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 25 [2020-12-22 06:58:13,561 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 136) no Hoare annotation was computed. [2020-12-22 06:58:13,562 INFO L189 CegarLoopUtils]: For program point L564(lines 564 570) no Hoare annotation was computed. [2020-12-22 06:58:13,562 INFO L185 CegarLoopUtils]: At program point L564-1(lines 564 570) the Hoare annotation is: (and (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:58:13,563 INFO L192 CegarLoopUtils]: At program point L306(lines 287 309) the Hoare annotation is: true [2020-12-22 06:58:13,563 INFO L189 CegarLoopUtils]: For program point L176(lines 176 182) no Hoare annotation was computed. [2020-12-22 06:58:13,565 INFO L185 CegarLoopUtils]: At program point L176-1(lines 176 182) the Hoare annotation is: (let ((.cse4 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) .cse4)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse3) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse5 .cse1 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1))))) [2020-12-22 06:58:13,565 INFO L185 CegarLoopUtils]: At program point L51(lines 46 53) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-12-22 06:58:13,565 INFO L189 CegarLoopUtils]: For program point L448(lines 448 454) no Hoare annotation was computed. [2020-12-22 06:58:13,565 INFO L189 CegarLoopUtils]: For program point L448-2(lines 448 454) no Hoare annotation was computed. [2020-12-22 06:58:13,567 INFO L189 CegarLoopUtils]: For program point L448-4(lines 448 454) no Hoare annotation was computed. [2020-12-22 06:58:13,567 INFO L189 CegarLoopUtils]: For program point L448-6(lines 448 454) no Hoare annotation was computed. [2020-12-22 06:58:13,568 INFO L189 CegarLoopUtils]: For program point L448-8(lines 448 454) no Hoare annotation was computed. [2020-12-22 06:58:13,568 INFO L189 CegarLoopUtils]: For program point L448-10(lines 448 454) no Hoare annotation was computed. [2020-12-22 06:58:13,568 INFO L189 CegarLoopUtils]: For program point L448-12(lines 448 454) no Hoare annotation was computed. [2020-12-22 06:58:13,568 INFO L189 CegarLoopUtils]: For program point L448-14(lines 448 454) no Hoare annotation was computed. [2020-12-22 06:58:13,568 INFO L189 CegarLoopUtils]: For program point L448-16(lines 448 454) no Hoare annotation was computed. [2020-12-22 06:58:13,568 INFO L189 CegarLoopUtils]: For program point L448-18(lines 448 454) no Hoare annotation was computed. [2020-12-22 06:58:13,569 INFO L189 CegarLoopUtils]: For program point L448-20(lines 448 454) no Hoare annotation was computed. [2020-12-22 06:58:13,569 INFO L189 CegarLoopUtils]: For program point L448-22(lines 448 454) no Hoare annotation was computed. [2020-12-22 06:58:13,569 INFO L185 CegarLoopUtils]: At program point L119(lines 1 1043) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-12-22 06:58:13,569 INFO L189 CegarLoopUtils]: For program point L582(lines 582 586) no Hoare annotation was computed. [2020-12-22 06:58:13,569 INFO L189 CegarLoopUtils]: For program point L582-3(lines 582 586) no Hoare annotation was computed. [2020-12-22 06:58:13,569 INFO L189 CegarLoopUtils]: For program point L582-6(lines 582 586) no Hoare annotation was computed. [2020-12-22 06:58:13,569 INFO L189 CegarLoopUtils]: For program point L186(lines 186 199) no Hoare annotation was computed. [2020-12-22 06:58:13,569 INFO L189 CegarLoopUtils]: For program point L386(lines 386 403) no Hoare annotation was computed. [2020-12-22 06:58:13,569 INFO L189 CegarLoopUtils]: For program point L386-1(lines 386 403) no Hoare annotation was computed. [2020-12-22 06:58:13,570 INFO L189 CegarLoopUtils]: For program point L386-2(lines 386 403) no Hoare annotation was computed. [2020-12-22 06:58:13,570 INFO L189 CegarLoopUtils]: For program point L386-3(lines 386 403) no Hoare annotation was computed. [2020-12-22 06:58:13,570 INFO L189 CegarLoopUtils]: For program point L386-4(lines 386 403) no Hoare annotation was computed. [2020-12-22 06:58:13,570 INFO L189 CegarLoopUtils]: For program point L386-5(lines 386 403) no Hoare annotation was computed. [2020-12-22 06:58:13,570 INFO L185 CegarLoopUtils]: At program point L651(lines 646 654) the Hoare annotation is: (let ((.cse4 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) .cse4)) (.cse1 (= 1 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse3 (= |ULTIMATE.start_getWaterLevel_#res| 2)) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse1 .cse5 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1))))) [2020-12-22 06:58:13,570 INFO L185 CegarLoopUtils]: At program point L651-1(lines 646 654) the Hoare annotation is: false [2020-12-22 06:58:13,571 INFO L185 CegarLoopUtils]: At program point L651-2(lines 646 654) the Hoare annotation is: false [2020-12-22 06:58:13,571 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:58:13,571 INFO L189 CegarLoopUtils]: For program point L390(lines 390 398) no Hoare annotation was computed. [2020-12-22 06:58:13,571 INFO L189 CegarLoopUtils]: For program point L390-1(lines 390 398) no Hoare annotation was computed. [2020-12-22 06:58:13,571 INFO L189 CegarLoopUtils]: For program point L390-2(lines 390 398) no Hoare annotation was computed. [2020-12-22 06:58:13,571 INFO L189 CegarLoopUtils]: For program point L390-3(lines 390 398) no Hoare annotation was computed. [2020-12-22 06:58:13,571 INFO L189 CegarLoopUtils]: For program point L390-4(lines 390 398) no Hoare annotation was computed. [2020-12-22 06:58:13,571 INFO L189 CegarLoopUtils]: For program point L390-5(lines 390 398) no Hoare annotation was computed. [2020-12-22 06:58:13,571 INFO L189 CegarLoopUtils]: For program point L192(lines 192 198) no Hoare annotation was computed. [2020-12-22 06:58:13,572 INFO L185 CegarLoopUtils]: At program point L192-1(lines 192 198) the Hoare annotation is: (let ((.cse4 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) .cse4)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse3) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse5 .cse1 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1))))) [2020-12-22 06:58:13,572 INFO L185 CegarLoopUtils]: At program point L127(lines 122 130) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-12-22 06:58:13,572 INFO L185 CegarLoopUtils]: At program point L61(lines 328 334) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse4 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= 0 ~systemActive~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 (= ~pumpRunning~0 1) .cse4 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1)))) [2020-12-22 06:58:13,572 INFO L185 CegarLoopUtils]: At program point L61-1(lines 328 334) the Hoare annotation is: false [2020-12-22 06:58:13,572 INFO L185 CegarLoopUtils]: At program point L61-2(lines 328 334) the Hoare annotation is: false [2020-12-22 06:58:13,573 INFO L185 CegarLoopUtils]: At program point L328(lines 324 346) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 (= ~pumpRunning~0 1) .cse1 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1)))) [2020-12-22 06:58:13,573 INFO L185 CegarLoopUtils]: At program point L328-1(lines 324 346) the Hoare annotation is: false [2020-12-22 06:58:13,573 INFO L185 CegarLoopUtils]: At program point L328-2(lines 324 346) the Hoare annotation is: false [2020-12-22 06:58:13,573 INFO L189 CegarLoopUtils]: For program point L659(lines 659 665) no Hoare annotation was computed. [2020-12-22 06:58:13,573 INFO L189 CegarLoopUtils]: For program point L659-1(lines 659 665) no Hoare annotation was computed. [2020-12-22 06:58:13,574 INFO L189 CegarLoopUtils]: For program point L659-2(lines 659 665) no Hoare annotation was computed. [2020-12-22 06:58:13,574 INFO L189 CegarLoopUtils]: For program point L659-3(lines 659 665) no Hoare annotation was computed. [2020-12-22 06:58:13,574 INFO L189 CegarLoopUtils]: For program point L659-4(lines 659 665) no Hoare annotation was computed. [2020-12-22 06:58:13,574 INFO L189 CegarLoopUtils]: For program point L659-5(lines 659 665) no Hoare annotation was computed. [2020-12-22 06:58:13,574 INFO L189 CegarLoopUtils]: For program point L659-6(lines 659 665) no Hoare annotation was computed. [2020-12-22 06:58:13,574 INFO L189 CegarLoopUtils]: For program point L659-7(lines 659 665) no Hoare annotation was computed. [2020-12-22 06:58:13,576 INFO L189 CegarLoopUtils]: For program point L659-8(lines 659 665) no Hoare annotation was computed. [2020-12-22 06:58:13,576 INFO L189 CegarLoopUtils]: For program point L659-9(lines 659 665) no Hoare annotation was computed. [2020-12-22 06:58:13,577 INFO L189 CegarLoopUtils]: For program point L659-10(lines 659 665) no Hoare annotation was computed. [2020-12-22 06:58:13,577 INFO L189 CegarLoopUtils]: For program point L659-11(lines 659 665) no Hoare annotation was computed. [2020-12-22 06:58:13,577 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:58:13,577 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 136) no Hoare annotation was computed. [2020-12-22 06:58:13,577 INFO L189 CegarLoopUtils]: For program point L594(lines 594 598) no Hoare annotation was computed. [2020-12-22 06:58:13,577 INFO L189 CegarLoopUtils]: For program point L531(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,577 INFO L189 CegarLoopUtils]: For program point L531-2(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,577 INFO L189 CegarLoopUtils]: For program point L531-3(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,578 INFO L189 CegarLoopUtils]: For program point L531-5(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,578 INFO L189 CegarLoopUtils]: For program point L531-6(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,578 INFO L189 CegarLoopUtils]: For program point L531-8(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,578 INFO L189 CegarLoopUtils]: For program point L531-9(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,578 INFO L189 CegarLoopUtils]: For program point L531-11(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,578 INFO L189 CegarLoopUtils]: For program point L531-12(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,578 INFO L189 CegarLoopUtils]: For program point L531-14(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,578 INFO L189 CegarLoopUtils]: For program point L531-15(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,579 INFO L189 CegarLoopUtils]: For program point L531-17(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,579 INFO L189 CegarLoopUtils]: For program point L531-18(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,579 INFO L189 CegarLoopUtils]: For program point L531-20(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,579 INFO L189 CegarLoopUtils]: For program point L531-21(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,580 INFO L189 CegarLoopUtils]: For program point L531-23(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,580 INFO L189 CegarLoopUtils]: For program point L531-24(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,580 INFO L189 CegarLoopUtils]: For program point L531-26(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,580 INFO L185 CegarLoopUtils]: At program point L664(lines 655 668) the Hoare annotation is: false [2020-12-22 06:58:13,580 INFO L189 CegarLoopUtils]: For program point L531-27(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,580 INFO L185 CegarLoopUtils]: At program point L664-1(lines 655 668) the Hoare annotation is: false [2020-12-22 06:58:13,580 INFO L185 CegarLoopUtils]: At program point L664-2(lines 655 668) the Hoare annotation is: false [2020-12-22 06:58:13,580 INFO L189 CegarLoopUtils]: For program point L531-29(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,581 INFO L185 CegarLoopUtils]: At program point L664-3(lines 655 668) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2))) [2020-12-22 06:58:13,581 INFO L189 CegarLoopUtils]: For program point L531-30(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,581 INFO L185 CegarLoopUtils]: At program point L664-4(lines 655 668) the Hoare annotation is: false [2020-12-22 06:58:13,581 INFO L185 CegarLoopUtils]: At program point L664-5(lines 655 668) the Hoare annotation is: false [2020-12-22 06:58:13,581 INFO L189 CegarLoopUtils]: For program point L531-32(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,581 INFO L185 CegarLoopUtils]: At program point L664-6(lines 655 668) the Hoare annotation is: false [2020-12-22 06:58:13,581 INFO L189 CegarLoopUtils]: For program point L531-33(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,582 INFO L185 CegarLoopUtils]: At program point L664-7(lines 655 668) the Hoare annotation is: false [2020-12-22 06:58:13,582 INFO L185 CegarLoopUtils]: At program point L664-8(lines 655 668) the Hoare annotation is: false [2020-12-22 06:58:13,582 INFO L189 CegarLoopUtils]: For program point L531-35(lines 531 535) no Hoare annotation was computed. [2020-12-22 06:58:13,582 INFO L185 CegarLoopUtils]: At program point L664-9(lines 655 668) the Hoare annotation is: false [2020-12-22 06:58:13,582 INFO L185 CegarLoopUtils]: At program point L664-10(lines 655 668) the Hoare annotation is: false [2020-12-22 06:58:13,582 INFO L185 CegarLoopUtils]: At program point L664-11(lines 655 668) the Hoare annotation is: false [2020-12-22 06:58:13,582 INFO L189 CegarLoopUtils]: For program point L136(line 136) no Hoare annotation was computed. [2020-12-22 06:58:13,582 INFO L189 CegarLoopUtils]: For program point L136-1(line 136) no Hoare annotation was computed. [2020-12-22 06:58:13,582 INFO L189 CegarLoopUtils]: For program point L136-2(line 136) no Hoare annotation was computed. [2020-12-22 06:58:13,583 INFO L185 CegarLoopUtils]: At program point L335(lines 335 341) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse4 (or (<= ~waterLevel~0 1) .cse0)) (.cse2 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse4 .cse2 .cse1 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1))))) [2020-12-22 06:58:13,583 INFO L185 CegarLoopUtils]: At program point L335-1(lines 335 341) the Hoare annotation is: false [2020-12-22 06:58:13,583 INFO L185 CegarLoopUtils]: At program point L335-2(lines 335 341) the Hoare annotation is: false [2020-12-22 06:58:13,583 INFO L185 CegarLoopUtils]: At program point L204(lines 155 205) the Hoare annotation is: false [2020-12-22 06:58:13,583 INFO L189 CegarLoopUtils]: For program point L72(lines 72 89) no Hoare annotation was computed. [2020-12-22 06:58:13,583 INFO L185 CegarLoopUtils]: At program point L72-1(lines 1 1043) the Hoare annotation is: (let ((.cse4 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) .cse4)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse3 (= |ULTIMATE.start_getWaterLevel_#res| 2) (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0 2)) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse5 .cse1 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1))))) [2020-12-22 06:58:13,584 INFO L189 CegarLoopUtils]: For program point L72-2(lines 72 89) no Hoare annotation was computed. [2020-12-22 06:58:13,584 INFO L185 CegarLoopUtils]: At program point L72-3(lines 1 1043) the Hoare annotation is: false [2020-12-22 06:58:13,584 INFO L189 CegarLoopUtils]: For program point L72-4(lines 72 89) no Hoare annotation was computed. [2020-12-22 06:58:13,584 INFO L185 CegarLoopUtils]: At program point L72-5(lines 1 1043) the Hoare annotation is: false [2020-12-22 06:58:13,584 INFO L185 CegarLoopUtils]: At program point L537(lines 522 540) the Hoare annotation is: false [2020-12-22 06:58:13,584 INFO L185 CegarLoopUtils]: At program point L537-1(lines 522 540) the Hoare annotation is: false [2020-12-22 06:58:13,584 INFO L185 CegarLoopUtils]: At program point L537-2(lines 522 540) the Hoare annotation is: false [2020-12-22 06:58:13,584 INFO L185 CegarLoopUtils]: At program point L537-3(lines 522 540) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 1) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2) (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2))) [2020-12-22 06:58:13,585 INFO L185 CegarLoopUtils]: At program point L537-4(lines 522 540) the Hoare annotation is: false [2020-12-22 06:58:13,585 INFO L185 CegarLoopUtils]: At program point L537-5(lines 522 540) the Hoare annotation is: false [2020-12-22 06:58:13,585 INFO L185 CegarLoopUtils]: At program point L537-6(lines 522 540) the Hoare annotation is: false [2020-12-22 06:58:13,585 INFO L185 CegarLoopUtils]: At program point L537-7(lines 522 540) the Hoare annotation is: false [2020-12-22 06:58:13,585 INFO L185 CegarLoopUtils]: At program point L273(lines 269 275) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-12-22 06:58:13,585 INFO L185 CegarLoopUtils]: At program point L537-8(lines 522 540) the Hoare annotation is: false [2020-12-22 06:58:13,585 INFO L185 CegarLoopUtils]: At program point L537-9(lines 522 540) the Hoare annotation is: false [2020-12-22 06:58:13,585 INFO L185 CegarLoopUtils]: At program point L537-10(lines 522 540) the Hoare annotation is: false [2020-12-22 06:58:13,586 INFO L185 CegarLoopUtils]: At program point L537-11(lines 522 540) the Hoare annotation is: false [2020-12-22 06:58:13,586 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 136) no Hoare annotation was computed. [2020-12-22 06:58:13,586 INFO L189 CegarLoopUtils]: For program point L76(lines 76 86) no Hoare annotation was computed. [2020-12-22 06:58:13,586 INFO L189 CegarLoopUtils]: For program point L76-2(lines 76 86) no Hoare annotation was computed. [2020-12-22 06:58:13,586 INFO L189 CegarLoopUtils]: For program point L76-4(lines 76 86) no Hoare annotation was computed. [2020-12-22 06:58:13,586 INFO L185 CegarLoopUtils]: At program point L473(lines 466 476) the Hoare annotation is: (and (= ~switchedOnBeforeTS~0 1) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ~pumpRunning~0 1) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 1)) [2020-12-22 06:58:13,586 INFO L185 CegarLoopUtils]: At program point L473-1(lines 466 476) the Hoare annotation is: false [2020-12-22 06:58:13,587 INFO L185 CegarLoopUtils]: At program point L473-2(lines 466 476) the Hoare annotation is: false [2020-12-22 06:58:13,587 INFO L185 CegarLoopUtils]: At program point L473-3(lines 466 476) the Hoare annotation is: false [2020-12-22 06:58:13,587 INFO L185 CegarLoopUtils]: At program point L473-4(lines 466 476) the Hoare annotation is: (and (= 2 ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:58:13,587 INFO L185 CegarLoopUtils]: At program point L473-5(lines 466 476) the Hoare annotation is: false [2020-12-22 06:58:13,587 INFO L185 CegarLoopUtils]: At program point L473-6(lines 466 476) the Hoare annotation is: false [2020-12-22 06:58:13,587 INFO L185 CegarLoopUtils]: At program point L473-7(lines 466 476) the Hoare annotation is: false [2020-12-22 06:58:13,587 INFO L185 CegarLoopUtils]: At program point L473-8(lines 466 476) the Hoare annotation is: false [2020-12-22 06:58:13,587 INFO L185 CegarLoopUtils]: At program point L473-9(lines 466 476) the Hoare annotation is: false [2020-12-22 06:58:13,588 INFO L185 CegarLoopUtils]: At program point L473-10(lines 466 476) the Hoare annotation is: false [2020-12-22 06:58:13,588 INFO L185 CegarLoopUtils]: At program point L473-11(lines 466 476) the Hoare annotation is: false [2020-12-22 06:58:13,588 INFO L189 CegarLoopUtils]: For program point L77(lines 77 83) no Hoare annotation was computed. [2020-12-22 06:58:13,588 INFO L185 CegarLoopUtils]: At program point L473-12(lines 466 476) the Hoare annotation is: false [2020-12-22 06:58:13,588 INFO L185 CegarLoopUtils]: At program point L473-13(lines 466 476) the Hoare annotation is: false [2020-12-22 06:58:13,588 INFO L189 CegarLoopUtils]: For program point L77-2(lines 77 83) no Hoare annotation was computed. [2020-12-22 06:58:13,588 INFO L185 CegarLoopUtils]: At program point L473-14(lines 466 476) the Hoare annotation is: false [2020-12-22 06:58:13,588 INFO L189 CegarLoopUtils]: For program point L77-4(lines 77 83) no Hoare annotation was computed. [2020-12-22 06:58:13,588 INFO L189 CegarLoopUtils]: For program point L606(lines 606 610) no Hoare annotation was computed. [2020-12-22 06:58:13,589 INFO L185 CegarLoopUtils]: At program point L674(lines 669 677) the Hoare annotation is: (and (= ~switchedOnBeforeTS~0 1) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ~pumpRunning~0 1) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 1)) [2020-12-22 06:58:13,589 INFO L185 CegarLoopUtils]: At program point L674-1(lines 669 677) the Hoare annotation is: false [2020-12-22 06:58:13,589 INFO L185 CegarLoopUtils]: At program point L674-2(lines 669 677) the Hoare annotation is: false [2020-12-22 06:58:13,589 INFO L185 CegarLoopUtils]: At program point L674-3(lines 669 677) the Hoare annotation is: false [2020-12-22 06:58:13,589 INFO L185 CegarLoopUtils]: At program point L674-4(lines 669 677) the Hoare annotation is: false [2020-12-22 06:58:13,589 INFO L185 CegarLoopUtils]: At program point L674-5(lines 669 677) the Hoare annotation is: false [2020-12-22 06:58:13,589 INFO L189 CegarLoopUtils]: For program point L412(lines 412 429) no Hoare annotation was computed. [2020-12-22 06:58:13,590 INFO L189 CegarLoopUtils]: For program point L412-1(lines 412 429) no Hoare annotation was computed. [2020-12-22 06:58:13,590 INFO L189 CegarLoopUtils]: For program point L412-2(lines 412 429) no Hoare annotation was computed. [2020-12-22 06:58:13,591 INFO L185 CegarLoopUtils]: At program point L482(lines 477 485) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0))) (let ((.cse6 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse7 (= ~pumpRunning~0 0)) (.cse5 (or (<= ~waterLevel~0 1) .cse0)) (.cse2 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (= 0 ~systemActive~0) .cse6 .cse7 .cse3) (and .cse5 .cse1 .cse6 .cse7 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse5 .cse2 .cse1 .cse3 .cse4)))) [2020-12-22 06:58:13,591 INFO L185 CegarLoopUtils]: At program point L482-1(lines 477 485) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse1 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3 .cse4) (and (= ~switchedOnBeforeTS~0 1) .cse0 (= ~pumpRunning~0 1) .cse1 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1)))) [2020-12-22 06:58:13,591 INFO L189 CegarLoopUtils]: For program point L416(lines 416 424) no Hoare annotation was computed. [2020-12-22 06:58:13,591 INFO L185 CegarLoopUtils]: At program point L482-2(lines 477 485) the Hoare annotation is: false [2020-12-22 06:58:13,591 INFO L189 CegarLoopUtils]: For program point L416-1(lines 416 424) no Hoare annotation was computed. [2020-12-22 06:58:13,591 INFO L185 CegarLoopUtils]: At program point L482-3(lines 477 485) the Hoare annotation is: false [2020-12-22 06:58:13,591 INFO L185 CegarLoopUtils]: At program point L482-4(lines 477 485) the Hoare annotation is: false [2020-12-22 06:58:13,591 INFO L189 CegarLoopUtils]: For program point L416-2(lines 416 424) no Hoare annotation was computed. [2020-12-22 06:58:13,592 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:58:13,592 INFO L185 CegarLoopUtils]: At program point L482-5(lines 477 485) the Hoare annotation is: false [2020-12-22 06:58:13,592 INFO L189 CegarLoopUtils]: For program point L550(lines 550 554) no Hoare annotation was computed. [2020-12-22 06:58:13,592 INFO L189 CegarLoopUtils]: For program point L550-2(lines 550 554) no Hoare annotation was computed. [2020-12-22 06:58:13,592 INFO L189 CegarLoopUtils]: For program point L550-3(lines 550 554) no Hoare annotation was computed. [2020-12-22 06:58:13,592 INFO L189 CegarLoopUtils]: For program point L550-5(lines 550 554) no Hoare annotation was computed. [2020-12-22 06:58:13,592 INFO L189 CegarLoopUtils]: For program point L550-6(lines 550 554) no Hoare annotation was computed. [2020-12-22 06:58:13,592 INFO L189 CegarLoopUtils]: For program point L550-8(lines 550 554) no Hoare annotation was computed. [2020-12-22 06:58:13,592 INFO L189 CegarLoopUtils]: For program point L550-9(lines 550 554) no Hoare annotation was computed. [2020-12-22 06:58:13,593 INFO L189 CegarLoopUtils]: For program point L550-11(lines 550 554) no Hoare annotation was computed. [2020-12-22 06:58:13,593 INFO L189 CegarLoopUtils]: For program point L550-12(lines 550 554) no Hoare annotation was computed. [2020-12-22 06:58:13,593 INFO L189 CegarLoopUtils]: For program point L550-14(lines 550 554) no Hoare annotation was computed. [2020-12-22 06:58:13,593 INFO L189 CegarLoopUtils]: For program point L550-15(lines 550 554) no Hoare annotation was computed. [2020-12-22 06:58:13,593 INFO L189 CegarLoopUtils]: For program point L550-17(lines 550 554) no Hoare annotation was computed. [2020-12-22 06:58:13,593 INFO L185 CegarLoopUtils]: At program point L619(lines 614 622) the Hoare annotation is: (and (= ~switchedOnBeforeTS~0 1) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ~pumpRunning~0 1) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 1)) [2020-12-22 06:58:13,593 INFO L185 CegarLoopUtils]: At program point L619-1(lines 614 622) the Hoare annotation is: false [2020-12-22 06:58:13,593 INFO L185 CegarLoopUtils]: At program point L619-2(lines 614 622) the Hoare annotation is: false [2020-12-22 06:58:13,594 INFO L185 CegarLoopUtils]: At program point L619-3(lines 614 622) the Hoare annotation is: false [2020-12-22 06:58:13,594 INFO L185 CegarLoopUtils]: At program point L619-4(lines 614 622) the Hoare annotation is: (and (= 2 ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:58:13,594 INFO L185 CegarLoopUtils]: At program point L619-5(lines 614 622) the Hoare annotation is: false [2020-12-22 06:58:13,594 INFO L185 CegarLoopUtils]: At program point L619-6(lines 614 622) the Hoare annotation is: false [2020-12-22 06:58:13,594 INFO L185 CegarLoopUtils]: At program point L619-7(lines 614 622) the Hoare annotation is: false [2020-12-22 06:58:13,594 INFO L185 CegarLoopUtils]: At program point L619-8(lines 614 622) the Hoare annotation is: false [2020-12-22 06:58:13,594 INFO L185 CegarLoopUtils]: At program point L619-9(lines 614 622) the Hoare annotation is: false [2020-12-22 06:58:13,594 INFO L185 CegarLoopUtils]: At program point L619-10(lines 614 622) the Hoare annotation is: false [2020-12-22 06:58:13,594 INFO L185 CegarLoopUtils]: At program point L619-11(lines 614 622) the Hoare annotation is: false [2020-12-22 06:58:13,595 INFO L185 CegarLoopUtils]: At program point L619-12(lines 614 622) the Hoare annotation is: false [2020-12-22 06:58:13,595 INFO L185 CegarLoopUtils]: At program point L619-13(lines 614 622) the Hoare annotation is: false [2020-12-22 06:58:13,595 INFO L189 CegarLoopUtils]: For program point L157(lines 156 203) no Hoare annotation was computed. [2020-12-22 06:58:13,595 INFO L185 CegarLoopUtils]: At program point L619-14(lines 614 622) the Hoare annotation is: false [2020-12-22 06:58:13,596 INFO L189 CegarLoopUtils]: For program point L158(lines 158 162) no Hoare annotation was computed. [2020-12-22 06:58:13,596 INFO L185 CegarLoopUtils]: At program point L224-2(lines 224 238) the Hoare annotation is: false [2020-12-22 06:58:13,596 INFO L189 CegarLoopUtils]: For program point L225(line 225) no Hoare annotation was computed. [2020-12-22 06:58:13,596 INFO L185 CegarLoopUtils]: At program point L556(lines 541 559) the Hoare annotation is: (and (= ~switchedOnBeforeTS~0 1) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ~pumpRunning~0 1) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 1)) [2020-12-22 06:58:13,596 INFO L185 CegarLoopUtils]: At program point L556-1(lines 541 559) the Hoare annotation is: false [2020-12-22 06:58:13,596 INFO L185 CegarLoopUtils]: At program point L556-2(lines 541 559) the Hoare annotation is: false [2020-12-22 06:58:13,596 INFO L185 CegarLoopUtils]: At program point L556-3(lines 541 559) the Hoare annotation is: false [2020-12-22 06:58:13,596 INFO L185 CegarLoopUtils]: At program point L556-4(lines 541 559) the Hoare annotation is: false [2020-12-22 06:58:13,597 INFO L185 CegarLoopUtils]: At program point L556-5(lines 541 559) the Hoare annotation is: false [2020-12-22 06:58:13,597 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:58:13,597 INFO L189 CegarLoopUtils]: For program point L360(lines 360 377) no Hoare annotation was computed. [2020-12-22 06:58:13,597 INFO L189 CegarLoopUtils]: For program point L360-1(lines 360 377) no Hoare annotation was computed. [2020-12-22 06:58:13,597 INFO L189 CegarLoopUtils]: For program point L360-2(lines 360 377) no Hoare annotation was computed. [2020-12-22 06:58:13,597 INFO L189 CegarLoopUtils]: For program point L360-3(lines 360 377) no Hoare annotation was computed. [2020-12-22 06:58:13,597 INFO L189 CegarLoopUtils]: For program point L360-4(lines 360 377) no Hoare annotation was computed. [2020-12-22 06:58:13,597 INFO L189 CegarLoopUtils]: For program point L228(lines 228 232) no Hoare annotation was computed. [2020-12-22 06:58:13,597 INFO L189 CegarLoopUtils]: For program point L360-5(lines 360 377) no Hoare annotation was computed. [2020-12-22 06:58:13,598 INFO L189 CegarLoopUtils]: For program point L228-1(lines 228 232) no Hoare annotation was computed. [2020-12-22 06:58:13,598 INFO L189 CegarLoopUtils]: For program point L360-6(lines 360 377) no Hoare annotation was computed. [2020-12-22 06:58:13,598 INFO L189 CegarLoopUtils]: For program point L360-7(lines 360 377) no Hoare annotation was computed. [2020-12-22 06:58:13,598 INFO L189 CegarLoopUtils]: For program point L360-8(lines 360 377) no Hoare annotation was computed. [2020-12-22 06:58:13,598 INFO L189 CegarLoopUtils]: For program point L360-9(lines 360 377) no Hoare annotation was computed. [2020-12-22 06:58:13,598 INFO L189 CegarLoopUtils]: For program point L360-10(lines 360 377) no Hoare annotation was computed. [2020-12-22 06:58:13,598 INFO L189 CegarLoopUtils]: For program point L360-11(lines 360 377) no Hoare annotation was computed. [2020-12-22 06:58:13,598 INFO L189 CegarLoopUtils]: For program point L297(lines 297 304) no Hoare annotation was computed. [2020-12-22 06:58:13,598 INFO L192 CegarLoopUtils]: At program point L297-1(lines 297 304) the Hoare annotation is: true [2020-12-22 06:58:13,599 INFO L189 CegarLoopUtils]: For program point L364(lines 364 372) no Hoare annotation was computed. [2020-12-22 06:58:13,599 INFO L189 CegarLoopUtils]: For program point L364-1(lines 364 372) no Hoare annotation was computed. [2020-12-22 06:58:13,599 INFO L189 CegarLoopUtils]: For program point L364-2(lines 364 372) no Hoare annotation was computed. [2020-12-22 06:58:13,599 INFO L189 CegarLoopUtils]: For program point L364-3(lines 364 372) no Hoare annotation was computed. [2020-12-22 06:58:13,599 INFO L189 CegarLoopUtils]: For program point L364-4(lines 364 372) no Hoare annotation was computed. [2020-12-22 06:58:13,599 INFO L189 CegarLoopUtils]: For program point L364-5(lines 364 372) no Hoare annotation was computed. [2020-12-22 06:58:13,599 INFO L189 CegarLoopUtils]: For program point L166(lines 166 172) no Hoare annotation was computed. [2020-12-22 06:58:13,599 INFO L189 CegarLoopUtils]: For program point L364-6(lines 364 372) no Hoare annotation was computed. [2020-12-22 06:58:13,600 INFO L185 CegarLoopUtils]: At program point L166-1(lines 166 172) the Hoare annotation is: (let ((.cse4 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) .cse4)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse3) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse5 .cse1 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1))))) [2020-12-22 06:58:13,600 INFO L189 CegarLoopUtils]: For program point L364-7(lines 364 372) no Hoare annotation was computed. [2020-12-22 06:58:13,600 INFO L189 CegarLoopUtils]: For program point L364-8(lines 364 372) no Hoare annotation was computed. [2020-12-22 06:58:13,616 INFO L189 CegarLoopUtils]: For program point L364-9(lines 364 372) no Hoare annotation was computed. [2020-12-22 06:58:13,616 INFO L189 CegarLoopUtils]: For program point L364-10(lines 364 372) no Hoare annotation was computed. [2020-12-22 06:58:13,616 INFO L189 CegarLoopUtils]: For program point L364-11(lines 364 372) no Hoare annotation was computed. [2020-12-22 06:58:13,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:58:13 BoogieIcfgContainer [2020-12-22 06:58:13,681 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:58:13,681 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:58:13,681 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:58:13,682 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:58:13,685 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:58:06" (3/4) ... [2020-12-22 06:58:13,688 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:58:13,729 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:58:13,732 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:58:13,735 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:58:13,737 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:58:13,740 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:58:13,742 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:58:13,744 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:58:13,780 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((((2 == waterLevel && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 2) && tmp == 2)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:13,781 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:13,781 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:13,782 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:13,784 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2 == waterLevel && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) || (((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:13,784 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:13,785 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:13,786 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((2 == waterLevel && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:13,787 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((2 == waterLevel && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 2)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:13,787 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:58:13,795 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:58:13,795 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:13,796 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel <= 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:58:13,799 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel <= 1 && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-22 06:58:13,800 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:58:13,800 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:58:13,932 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec5_product63.cil.c-witness.graphml [2020-12-22 06:58:13,932 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:58:13,934 INFO L168 Benchmark]: Toolchain (without parser) took 9991.03 ms. Allocated memory was 151.0 MB in the beginning and 289.4 MB in the end (delta: 138.4 MB). Free memory was 125.4 MB in the beginning and 242.4 MB in the end (delta: -117.0 MB). Peak memory consumption was 22.8 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:13,935 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 151.0 MB. Free memory is still 123.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:58:13,935 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.78 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 101.9 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:13,936 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.41 ms. Allocated memory is still 151.0 MB. Free memory was 101.9 MB in the beginning and 132.1 MB in the end (delta: -30.2 MB). Peak memory consumption was 9.6 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:13,936 INFO L168 Benchmark]: Boogie Preprocessor took 184.88 ms. Allocated memory is still 151.0 MB. Free memory was 132.1 MB in the beginning and 127.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:13,936 INFO L168 Benchmark]: RCFGBuilder took 1401.92 ms. Allocated memory was 151.0 MB in the beginning and 195.0 MB in the end (delta: 44.0 MB). Free memory was 127.4 MB in the beginning and 160.1 MB in the end (delta: -32.7 MB). Peak memory consumption was 83.7 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:13,938 INFO L168 Benchmark]: TraceAbstraction took 7372.52 ms. Allocated memory was 195.0 MB in the beginning and 289.4 MB in the end (delta: 94.4 MB). Free memory was 159.5 MB in the beginning and 263.1 MB in the end (delta: -103.5 MB). Peak memory consumption was 126.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:13,938 INFO L168 Benchmark]: Witness Printer took 251.44 ms. Allocated memory is still 289.4 MB. Free memory was 263.1 MB in the beginning and 242.4 MB in the end (delta: 20.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:13,940 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 151.0 MB. Free memory is still 123.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 618.78 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 101.9 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 150.41 ms. Allocated memory is still 151.0 MB. Free memory was 101.9 MB in the beginning and 132.1 MB in the end (delta: -30.2 MB). Peak memory consumption was 9.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 184.88 ms. Allocated memory is still 151.0 MB. Free memory was 132.1 MB in the beginning and 127.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1401.92 ms. Allocated memory was 151.0 MB in the beginning and 195.0 MB in the end (delta: 44.0 MB). Free memory was 127.4 MB in the beginning and 160.1 MB in the end (delta: -32.7 MB). Peak memory consumption was 83.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7372.52 ms. Allocated memory was 195.0 MB in the beginning and 289.4 MB in the end (delta: 94.4 MB). Free memory was 159.5 MB in the beginning and 263.1 MB in the end (delta: -103.5 MB). Peak memory consumption was 126.1 MB. Max. memory is 8.0 GB. * Witness Printer took 251.44 ms. Allocated memory is still 289.4 MB. Free memory was 263.1 MB in the beginning and 242.4 MB in the end (delta: 20.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 136]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 136]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 136]: 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: 46]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((2 == waterLevel && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 2)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((((2 == waterLevel && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 2) && tmp == 2)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: ((((waterLevel <= 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: ((((((2 == waterLevel && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) || (((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: (((((waterLevel <= 1 && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: ((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: ((waterLevel <= 1 || 2 == waterLevel) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: ((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: ((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: ((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: ((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: ((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: (((((2 == waterLevel && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((switchedOnBeforeTS == 1 && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) && \result == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 236 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.7s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1715 SDtfs, 1655 SDslu, 2251 SDs, 0 SdLazy, 336 SolverSat, 98 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 125 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=464occurred 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, 11 MinimizatonAttempts, 1092 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 99 LocationsWithAnnotation, 99 PreInvPairs, 245 NumberOfFragments, 1012 HoareAnnotationTreeSize, 99 FomulaSimplifications, 48914 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 99 FomulaSimplificationsInter, 11253 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 466 NumberOfCodeBlocks, 466 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 454 ConstructedInterpolants, 0 QuantifiedInterpolants, 38898 SizeOfPredicates, 3 NumberOfNonLiveVariables, 478 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 41/47 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...