/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=1000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 12:05:14,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 12:05:14,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 12:05:14,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 12:05:14,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 12:05:14,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 12:05:14,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 12:05:14,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 12:05:14,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 12:05:14,343 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 12:05:14,344 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 12:05:14,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 12:05:14,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 12:05:14,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 12:05:14,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 12:05:14,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 12:05:14,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 12:05:14,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 12:05:14,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 12:05:14,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 12:05:14,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 12:05:14,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 12:05:14,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 12:05:14,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 12:05:14,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 12:05:14,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 12:05:14,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 12:05:14,366 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 12:05:14,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 12:05:14,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 12:05:14,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 12:05:14,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 12:05:14,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 12:05:14,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 12:05:14,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 12:05:14,372 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 12:05:14,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 12:05:14,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 12:05:14,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 12:05:14,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 12:05:14,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 12:05:14,376 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-21 12:05:14,402 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 12:05:14,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 12:05:14,404 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 12:05:14,404 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 12:05:14,404 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 12:05:14,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 12:05:14,404 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 12:05:14,405 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 12:05:14,405 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 12:05:14,405 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 12:05:14,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 12:05:14,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 12:05:14,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 12:05:14,406 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 12:05:14,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 12:05:14,406 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 12:05:14,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 12:05:14,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 12:05:14,407 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 12:05:14,407 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 12:05:14,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 12:05:14,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 12:05:14,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 12:05:14,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 12:05:14,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 12:05:14,408 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 12:05:14,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 12:05:14,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 12:05:14,409 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 12:05:14,409 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; [2020-09-21 12:05:15,501 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 12:05:15,522 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 12:05:15,526 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 12:05:15,528 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 12:05:15,529 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 12:05:15,530 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product13.cil.c [2020-09-21 12:05:15,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/86918f43d/5afb10d8a5a6453bb3cc34c314c6038b/FLAGeb1674d6e [2020-09-21 12:05:16,248 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 12:05:16,249 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product13.cil.c [2020-09-21 12:05:16,271 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/86918f43d/5afb10d8a5a6453bb3cc34c314c6038b/FLAGeb1674d6e [2020-09-21 12:05:16,560 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/86918f43d/5afb10d8a5a6453bb3cc34c314c6038b [2020-09-21 12:05:16,574 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 12:05:16,581 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 12:05:16,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 12:05:16,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 12:05:16,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 12:05:16,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:05:16" (1/1) ... [2020-09-21 12:05:16,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2759ebc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:05:16, skipping insertion in model container [2020-09-21 12:05:16,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:05:16" (1/1) ... [2020-09-21 12:05:16,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 12:05:16,662 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 12:05:17,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:05:17,136 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 12:05:17,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:05:17,272 INFO L208 MainTranslator]: Completed translation [2020-09-21 12:05:17,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:05:17 WrapperNode [2020-09-21 12:05:17,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 12:05:17,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 12:05:17,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 12:05:17,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 12:05:17,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:05:17" (1/1) ... [2020-09-21 12:05:17,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:05:17" (1/1) ... [2020-09-21 12:05:17,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:05:17" (1/1) ... [2020-09-21 12:05:17,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:05:17" (1/1) ... [2020-09-21 12:05:17,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:05:17" (1/1) ... [2020-09-21 12:05:17,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:05:17" (1/1) ... [2020-09-21 12:05:17,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:05:17" (1/1) ... [2020-09-21 12:05:17,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 12:05:17,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 12:05:17,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 12:05:17,375 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 12:05:17,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:05:17" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-21 12:05:17,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 12:05:17,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 12:05:17,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 12:05:17,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 12:05:17,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 12:05:17,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 12:05:17,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 12:05:17,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 12:05:17,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 12:05:17,460 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 12:05:17,460 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 12:05:17,460 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 12:05:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 12:05:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 12:05:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 12:05:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 12:05:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 12:05:17,462 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 12:05:17,462 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 12:05:17,462 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 12:05:17,462 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 12:05:17,462 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 12:05:17,462 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 12:05:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 12:05:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 12:05:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-09-21 12:05:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 12:05:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 12:05:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 12:05:17,464 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 12:05:17,464 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-09-21 12:05:17,464 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 12:05:17,464 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 12:05:17,464 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 12:05:17,464 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 12:05:17,465 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 12:05:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 12:05:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 12:05:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 12:05:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 12:05:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 12:05:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 12:05:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 12:05:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 12:05:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 12:05:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 12:05:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 12:05:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 12:05:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 12:05:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 12:05:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 12:05:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 12:05:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 12:05:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 12:05:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 12:05:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 12:05:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 12:05:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 12:05:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 12:05:17,469 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 12:05:17,469 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 12:05:17,469 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 12:05:17,469 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 12:05:17,469 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 12:05:17,469 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 12:05:17,470 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 12:05:17,470 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 12:05:17,470 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 12:05:17,470 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 12:05:17,470 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 12:05:17,470 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 12:05:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 12:05:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 12:05:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 12:05:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 12:05:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 12:05:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-09-21 12:05:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 12:05:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 12:05:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 12:05:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 12:05:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 12:05:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-09-21 12:05:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 12:05:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 12:05:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 12:05:18,617 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 12:05:18,618 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 12:05:18,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:05:18 BoogieIcfgContainer [2020-09-21 12:05:18,628 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 12:05:18,631 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 12:05:18,631 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 12:05:18,635 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 12:05:18,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 12:05:16" (1/3) ... [2020-09-21 12:05:18,636 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fa8b79d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:05:18, skipping insertion in model container [2020-09-21 12:05:18,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:05:17" (2/3) ... [2020-09-21 12:05:18,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fa8b79d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:05:18, skipping insertion in model container [2020-09-21 12:05:18,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:05:18" (3/3) ... [2020-09-21 12:05:18,640 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product13.cil.c [2020-09-21 12:05:18,652 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 12:05:18,664 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 12:05:18,687 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 12:05:18,722 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 12:05:18,723 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 12:05:18,723 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 12:05:18,723 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 12:05:18,723 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 12:05:18,723 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 12:05:18,723 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 12:05:18,724 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 12:05:18,747 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states. [2020-09-21 12:05:18,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-09-21 12:05:18,759 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:05:18,760 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, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:05:18,761 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:05:18,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:05:18,767 INFO L82 PathProgramCache]: Analyzing trace with hash -655314602, now seen corresponding path program 1 times [2020-09-21 12:05:18,777 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:05:18,777 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [193695252] [2020-09-21 12:05:18,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:05:19,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:19,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:19,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:19,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:20,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:20,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-09-21 12:05:20,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-21 12:05:20,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1381 [2020-09-21 12:05:20,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:20,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:05:20,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-09-21 12:05:20,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:05:20,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-09-21 12:05:21,076 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 12:05:21,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:05:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:21,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:21,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:21,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:05:21,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:21,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-09-21 12:05:21,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:21,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:05:21,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:21,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:05:21,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-09-21 12:05:21,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:05:21,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:21,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:21,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:21,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:05:21,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:21,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:05:21,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:21,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:05:21,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:21,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:05:21,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:05:21,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:05:21,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:21,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:21,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:21,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:05:21,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:21,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:05:21,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:21,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:05:21,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:21,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:05:21,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:05:21,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:05:21,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:21,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:21,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:21,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:05:21,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:21,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:05:21,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:21,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:05:21,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:21,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:05:21,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:05:21,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:05:21,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:21,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:21,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:21,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:05:21,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:21,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 12:05:21,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:21,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:05:21,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:21,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:05:21,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:05:21,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 12:05:21,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:21,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:21,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:21,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:05:21,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:21,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:05:21,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:21,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:05:21,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:05:21,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:05:21,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:05:21,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 12:05:21,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:21,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:21,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:21,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:05:21,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:21,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 12:05:21,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:21,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:05:21,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:05:21,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:05:21,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:05:21,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:05:21,365 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [193695252] [2020-09-21 12:05:21,368 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:05:21,368 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-21 12:05:21,370 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930088444] [2020-09-21 12:05:21,378 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-21 12:05:21,379 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:05:21,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-21 12:05:21,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-21 12:05:21,401 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 3 states. [2020-09-21 12:05:22,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:05:22,433 INFO L93 Difference]: Finished difference Result 237 states and 317 transitions. [2020-09-21 12:05:22,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-21 12:05:22,436 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-09-21 12:05:22,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:05:22,453 INFO L225 Difference]: With dead ends: 237 [2020-09-21 12:05:22,453 INFO L226 Difference]: Without dead ends: 129 [2020-09-21 12:05:22,459 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-21 12:05:22,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-09-21 12:05:22,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99. [2020-09-21 12:05:22,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-09-21 12:05:22,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 116 transitions. [2020-09-21 12:05:22,553 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 116 transitions. Word has length 46 [2020-09-21 12:05:22,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:05:22,554 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 116 transitions. [2020-09-21 12:05:22,554 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-21 12:05:22,555 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 116 transitions. [2020-09-21 12:05:22,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-09-21 12:05:22,558 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:05:22,559 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:05:22,559 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 12:05:22,559 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:05:22,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:05:22,560 INFO L82 PathProgramCache]: Analyzing trace with hash 680244835, now seen corresponding path program 1 times [2020-09-21 12:05:22,560 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:05:22,560 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [230904367] [2020-09-21 12:05:22,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:05:22,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:22,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:22,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:22,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:23,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:23,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-09-21 12:05:23,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-21 12:05:23,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1079 [2020-09-21 12:05:23,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:23,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:05:23,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:05:23,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-09-21 12:05:23,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:05:24,050 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 12:05:24,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:05:24,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:24,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:24,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:24,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:05:24,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:24,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 140 [2020-09-21 12:05:24,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:24,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:05:24,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:24,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 12:05:24,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:05:24,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:05:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:24,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:24,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:24,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:05:24,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:24,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:05:24,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:24,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:05:24,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:24,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 12:05:24,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:05:24,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:05:24,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:24,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:24,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:24,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:05:24,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:24,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:05:24,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:24,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:05:24,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:24,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 12:05:24,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:05:24,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:05:24,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:24,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:24,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:24,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:05:24,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:24,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 12:05:24,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:24,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:05:24,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:24,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:05:24,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:05:24,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:05:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:24,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:24,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:24,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:05:24,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:24,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:05:24,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:24,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:05:24,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:24,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 12:05:24,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:05:24,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 12:05:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:24,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:24,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:24,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:05:24,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:24,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:05:24,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:24,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:05:24,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:05:24,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:05:24,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:05:24,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-09-21 12:05:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:24,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:24,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:24,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:05:24,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:24,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:05:24,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:24,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:05:24,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:05:24,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:05:24,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:05:24,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:05:24,339 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [230904367] [2020-09-21 12:05:24,339 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:05:24,340 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 12:05:24,340 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528783625] [2020-09-21 12:05:24,342 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 12:05:24,343 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:05:24,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 12:05:24,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-21 12:05:24,344 INFO L87 Difference]: Start difference. First operand 99 states and 116 transitions. Second operand 4 states. [2020-09-21 12:05:24,771 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 12:05:25,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:05:25,627 INFO L93 Difference]: Finished difference Result 204 states and 261 transitions. [2020-09-21 12:05:25,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-21 12:05:25,628 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-09-21 12:05:25,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:05:25,631 INFO L225 Difference]: With dead ends: 204 [2020-09-21 12:05:25,631 INFO L226 Difference]: Without dead ends: 129 [2020-09-21 12:05:25,633 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-21 12:05:25,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-09-21 12:05:25,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99. [2020-09-21 12:05:25,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-09-21 12:05:25,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 115 transitions. [2020-09-21 12:05:25,689 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 115 transitions. Word has length 47 [2020-09-21 12:05:25,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:05:25,689 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 115 transitions. [2020-09-21 12:05:25,689 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 12:05:25,689 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 115 transitions. [2020-09-21 12:05:25,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 12:05:25,702 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:05:25,703 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:05:25,703 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 12:05:25,703 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:05:25,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:05:25,704 INFO L82 PathProgramCache]: Analyzing trace with hash -670224991, now seen corresponding path program 1 times [2020-09-21 12:05:25,704 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:05:25,705 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [693650892] [2020-09-21 12:05:25,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:05:25,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:25,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:26,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:26,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:26,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-09-21 12:05:26,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:05:26,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1044 [2020-09-21 12:05:26,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:26,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 12:05:26,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-09-21 12:05:26,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-09-21 12:05:26,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:05:27,368 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 12:05:27,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:05:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:27,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:27,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:27,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:05:27,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:27,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-09-21 12:05:27,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:27,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:05:27,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:27,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:05:27,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:05:27,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:05:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:27,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:27,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:27,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:05:27,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:27,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:05:27,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:27,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:05:27,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:27,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:05:27,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:05:27,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:05:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:27,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:27,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:27,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:05:27,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:27,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:05:27,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:27,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:05:27,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:27,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:05:27,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:05:27,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:05:27,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:27,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:27,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:27,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:05:27,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:27,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:05:27,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:27,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:05:27,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:27,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:05:27,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:05:27,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:05:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:27,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:27,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:27,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:05:27,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:27,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:05:27,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:27,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:05:27,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:27,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:05:27,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:05:27,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-09-21 12:05:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:27,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:27,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:27,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:27,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:05:27,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:05:27,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-21 12:05:27,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:27,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:05:27,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:27,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 12:05:27,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:05:27,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 12:05:27,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:27,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:27,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:27,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:05:27,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:27,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:05:27,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:27,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:05:27,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:27,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 12:05:27,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:05:27,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-21 12:05:27,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:27,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:27,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:27,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:05:27,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:27,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 12:05:27,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:27,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:05:27,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:27,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:05:27,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:05:27,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 12:05:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:05:27,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:05:27,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:05:27,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:05:27,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:05:27,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 12:05:27,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:05:27,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 12:05:27,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:05:27,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:05:27,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:05:27,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:05:27,711 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [693650892] [2020-09-21 12:05:27,712 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:05:27,712 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 12:05:27,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910409992] [2020-09-21 12:05:27,713 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 12:05:27,713 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:05:27,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 12:05:27,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 12:05:27,716 INFO L87 Difference]: Start difference. First operand 99 states and 115 transitions. Second operand 8 states. [2020-09-21 12:05:28,147 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 12:05:29,287 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 188 [2020-09-21 12:05:29,594 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:29,859 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:05:30,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:05:30,040 INFO L93 Difference]: Finished difference Result 171 states and 214 transitions. [2020-09-21 12:05:30,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-21 12:05:30,041 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2020-09-21 12:05:30,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:05:30,042 INFO L225 Difference]: With dead ends: 171 [2020-09-21 12:05:30,042 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 12:05:30,044 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-09-21 12:05:30,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 12:05:30,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 12:05:30,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 12:05:30,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 12:05:30,050 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2020-09-21 12:05:30,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:05:30,050 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 12:05:30,051 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 12:05:30,051 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 12:05:30,051 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 12:05:30,052 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 12:05:30,057 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 12:05:30,268 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:30,375 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 9 [2020-09-21 12:05:30,537 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:30,700 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:31,072 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-21 12:05:31,411 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-21 12:05:31,749 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-21 12:05:32,075 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-21 12:05:32,227 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:32,378 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:32,693 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-21 12:05:33,016 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-21 12:05:33,332 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-21 12:05:33,648 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-21 12:05:33,965 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-21 12:05:34,277 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-21 12:05:34,428 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:34,683 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:34,831 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:34,982 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:35,137 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:35,287 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:35,528 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:35,764 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 12:05:35,913 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:36,065 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:36,214 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:36,363 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:36,512 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:36,663 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:36,816 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:36,966 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:37,114 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:37,269 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:37,418 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:37,567 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:37,719 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:37,868 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:38,031 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:38,186 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:38,335 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:38,483 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:38,631 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:38,780 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 12:05:39,189 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-21 12:05:39,501 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-21 12:05:39,667 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 11 [2020-09-21 12:05:39,843 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-09-21 12:05:39,992 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-09-21 12:05:40,184 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 15 [2020-09-21 12:05:40,448 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-09-21 12:05:40,665 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 15 [2020-09-21 12:05:40,869 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 15 [2020-09-21 12:05:41,082 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-09-21 12:05:41,333 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-09-21 12:05:41,527 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 11 [2020-09-21 12:05:41,743 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-09-21 12:05:41,975 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-09-21 12:05:42,294 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 12:05:42,512 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 15 [2020-09-21 12:05:42,739 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 12 [2020-09-21 12:05:42,971 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 15 [2020-09-21 12:05:43,178 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 12 [2020-09-21 12:05:43,404 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-09-21 12:05:43,628 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 15 [2020-09-21 12:05:43,862 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 15 [2020-09-21 12:05:43,867 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-09-21 12:05:43,868 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-09-21 12:05:43,868 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-09-21 12:05:43,868 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-09-21 12:05:43,868 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-09-21 12:05:43,868 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-09-21 12:05:43,869 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-09-21 12:05:43,869 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-09-21 12:05:43,869 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-09-21 12:05:43,869 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-09-21 12:05:43,870 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-09-21 12:05:43,870 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-09-21 12:05:43,870 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-09-21 12:05:43,870 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-09-21 12:05:43,870 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-09-21 12:05:43,870 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-09-21 12:05:43,871 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-09-21 12:05:43,871 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-09-21 12:05:43,871 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 522 528) the Hoare annotation is: true [2020-09-21 12:05:43,871 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 522 528) no Hoare annotation was computed. [2020-09-21 12:05:43,871 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 529 537) no Hoare annotation was computed. [2020-09-21 12:05:43,871 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 529 537) the Hoare annotation is: true [2020-09-21 12:05:43,872 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 529 537) no Hoare annotation was computed. [2020-09-21 12:05:43,872 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 614 636) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:05:43,872 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 614 636) no Hoare annotation was computed. [2020-09-21 12:05:43,872 INFO L264 CegarLoopResult]: At program point L626(line 626) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:05:43,872 INFO L264 CegarLoopResult]: At program point L626-1(line 626) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:05:43,872 INFO L268 CegarLoopResult]: For program point L624(lines 624 631) no Hoare annotation was computed. [2020-09-21 12:05:43,872 INFO L268 CegarLoopResult]: For program point L624-1(lines 624 631) no Hoare annotation was computed. [2020-09-21 12:05:43,873 INFO L268 CegarLoopResult]: For program point L622(line 622) no Hoare annotation was computed. [2020-09-21 12:05:43,873 INFO L264 CegarLoopResult]: At program point L621(line 621) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:05:43,873 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 614 636) no Hoare annotation was computed. [2020-09-21 12:05:43,873 INFO L264 CegarLoopResult]: At program point L620(line 620) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:05:43,874 INFO L264 CegarLoopResult]: At program point L620-1(line 620) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:05:43,874 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-09-21 12:05:43,874 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 572 595) no Hoare annotation was computed. [2020-09-21 12:05:43,874 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 572 595) no Hoare annotation was computed. [2020-09-21 12:05:43,874 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 572 595) no Hoare annotation was computed. [2020-09-21 12:05:43,874 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-09-21 12:05:43,874 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-09-21 12:05:43,875 INFO L268 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-09-21 12:05:43,875 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-09-21 12:05:43,875 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-09-21 12:05:43,875 INFO L268 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-09-21 12:05:43,875 INFO L268 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2020-09-21 12:05:43,875 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-09-21 12:05:43,875 INFO L268 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-09-21 12:05:43,875 INFO L268 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed. [2020-09-21 12:05:43,876 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-09-21 12:05:43,876 INFO L268 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-09-21 12:05:43,876 INFO L268 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2020-09-21 12:05:43,876 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 759 765) no Hoare annotation was computed. [2020-09-21 12:05:43,876 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 759 765) the Hoare annotation is: true [2020-09-21 12:05:43,876 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 792 799) no Hoare annotation was computed. [2020-09-21 12:05:43,876 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 792 799) no Hoare annotation was computed. [2020-09-21 12:05:43,876 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 792 799) no Hoare annotation was computed. [2020-09-21 12:05:43,877 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 836 844) no Hoare annotation was computed. [2020-09-21 12:05:43,877 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 836 844) the Hoare annotation is: true [2020-09-21 12:05:43,877 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 836 844) no Hoare annotation was computed. [2020-09-21 12:05:43,877 INFO L268 CegarLoopResult]: For program point L864(lines 864 872) no Hoare annotation was computed. [2020-09-21 12:05:43,877 INFO L268 CegarLoopResult]: For program point L864-2(lines 864 872) no Hoare annotation was computed. [2020-09-21 12:05:43,877 INFO L268 CegarLoopResult]: For program point L852(lines 852 860) no Hoare annotation was computed. [2020-09-21 12:05:43,877 INFO L268 CegarLoopResult]: For program point L852-2(lines 852 860) no Hoare annotation was computed. [2020-09-21 12:05:43,877 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 845 880) no Hoare annotation was computed. [2020-09-21 12:05:43,877 INFO L268 CegarLoopResult]: For program point L875(line 875) no Hoare annotation was computed. [2020-09-21 12:05:43,878 INFO L268 CegarLoopResult]: For program point L875-1(line 875) no Hoare annotation was computed. [2020-09-21 12:05:43,878 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 845 880) no Hoare annotation was computed. [2020-09-21 12:05:43,878 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 845 880) no Hoare annotation was computed. [2020-09-21 12:05:43,878 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 515 521) no Hoare annotation was computed. [2020-09-21 12:05:43,878 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 515 521) the Hoare annotation is: true [2020-09-21 12:05:43,878 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-09-21 12:05:43,878 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-09-21 12:05:43,878 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-09-21 12:05:43,878 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-09-21 12:05:43,878 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-09-21 12:05:43,879 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-09-21 12:05:43,879 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-09-21 12:05:43,879 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-09-21 12:05:43,879 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-09-21 12:05:43,879 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 604 613) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:05:43,879 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 604 613) no Hoare annotation was computed. [2020-09-21 12:05:43,879 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 604 613) no Hoare annotation was computed. [2020-09-21 12:05:43,879 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 825 835) the Hoare annotation is: true [2020-09-21 12:05:43,879 INFO L271 CegarLoopResult]: At program point L830(line 830) the Hoare annotation is: true [2020-09-21 12:05:43,879 INFO L268 CegarLoopResult]: For program point L830-1(line 830) no Hoare annotation was computed. [2020-09-21 12:05:43,880 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 825 835) no Hoare annotation was computed. [2020-09-21 12:05:43,880 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 825 835) no Hoare annotation was computed. [2020-09-21 12:05:43,880 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 817 824) the Hoare annotation is: true [2020-09-21 12:05:43,880 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 817 824) no Hoare annotation was computed. [2020-09-21 12:05:43,880 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 817 824) no Hoare annotation was computed. [2020-09-21 12:05:43,880 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 767 791) no Hoare annotation was computed. [2020-09-21 12:05:43,880 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 767 791) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:05:43,880 INFO L264 CegarLoopResult]: At program point L786(line 786) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:05:43,880 INFO L268 CegarLoopResult]: For program point L786-1(lines 767 791) no Hoare annotation was computed. [2020-09-21 12:05:43,881 INFO L264 CegarLoopResult]: At program point L781(line 781) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:05:43,881 INFO L264 CegarLoopResult]: At program point L777(line 777) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:05:43,881 INFO L268 CegarLoopResult]: For program point L775(lines 775 783) no Hoare annotation was computed. [2020-09-21 12:05:43,881 INFO L264 CegarLoopResult]: At program point L773(line 773) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:05:43,881 INFO L268 CegarLoopResult]: For program point L773-1(line 773) no Hoare annotation was computed. [2020-09-21 12:05:43,881 INFO L268 CegarLoopResult]: For program point L771(lines 771 788) no Hoare annotation was computed. [2020-09-21 12:05:43,881 INFO L264 CegarLoopResult]: At program point testENTRY(lines 665 728) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:05:43,881 INFO L268 CegarLoopResult]: For program point testFINAL(lines 665 728) no Hoare annotation was computed. [2020-09-21 12:05:43,882 INFO L264 CegarLoopResult]: At program point L721(lines 674 722) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 12:05:43,882 INFO L268 CegarLoopResult]: For program point L711(lines 711 715) no Hoare annotation was computed. [2020-09-21 12:05:43,882 INFO L264 CegarLoopResult]: At program point L711-2(lines 705 716) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 12:05:43,882 INFO L268 CegarLoopResult]: For program point L676(lines 675 720) no Hoare annotation was computed. [2020-09-21 12:05:43,882 INFO L268 CegarLoopResult]: For program point L705(lines 705 716) no Hoare annotation was computed. [2020-09-21 12:05:43,882 INFO L264 CegarLoopResult]: At program point L697(line 697) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 12:05:43,882 INFO L268 CegarLoopResult]: For program point L695(lines 695 701) no Hoare annotation was computed. [2020-09-21 12:05:43,882 INFO L268 CegarLoopResult]: For program point L695-1(lines 695 701) no Hoare annotation was computed. [2020-09-21 12:05:43,882 INFO L264 CegarLoopResult]: At program point L687(line 687) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 12:05:43,882 INFO L264 CegarLoopResult]: At program point L718(lines 675 720) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 12:05:43,883 INFO L268 CegarLoopResult]: For program point L685(lines 685 691) no Hoare annotation was computed. [2020-09-21 12:05:43,883 INFO L268 CegarLoopResult]: For program point L685-1(lines 685 691) no Hoare annotation was computed. [2020-09-21 12:05:43,883 INFO L268 CegarLoopResult]: For program point L677(lines 677 681) no Hoare annotation was computed. [2020-09-21 12:05:43,883 INFO L268 CegarLoopResult]: For program point testEXIT(lines 665 728) no Hoare annotation was computed. [2020-09-21 12:05:43,883 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-09-21 12:05:43,883 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-09-21 12:05:43,883 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-09-21 12:05:43,883 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-09-21 12:05:43,883 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-09-21 12:05:43,883 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-09-21 12:05:43,883 INFO L268 CegarLoopResult]: For program point L467-2(lines 467 475) no Hoare annotation was computed. [2020-09-21 12:05:43,884 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 459 481) no Hoare annotation was computed. [2020-09-21 12:05:43,884 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 459 481) no Hoare annotation was computed. [2020-09-21 12:05:43,884 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 459 481) no Hoare annotation was computed. [2020-09-21 12:05:43,884 INFO L268 CegarLoopResult]: For program point L467(lines 467 475) no Hoare annotation was computed. [2020-09-21 12:05:43,884 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-09-21 12:05:43,884 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-09-21 12:05:43,884 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-09-21 12:05:43,884 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-09-21 12:05:43,884 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-09-21 12:05:43,884 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-09-21 12:05:43,884 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-09-21 12:05:43,884 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-09-21 12:05:43,884 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-09-21 12:05:43,885 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-09-21 12:05:43,885 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-09-21 12:05:43,885 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-09-21 12:05:43,885 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-09-21 12:05:43,885 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-09-21 12:05:43,885 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-09-21 12:05:43,885 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-09-21 12:05:43,885 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 505 514) no Hoare annotation was computed. [2020-09-21 12:05:43,885 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 505 514) no Hoare annotation was computed. [2020-09-21 12:05:43,885 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 505 514) no Hoare annotation was computed. [2020-09-21 12:05:43,885 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:05:43,886 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 12:05:43,886 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:05:43,886 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 800 816) no Hoare annotation was computed. [2020-09-21 12:05:43,886 INFO L268 CegarLoopResult]: For program point L811(line 811) no Hoare annotation was computed. [2020-09-21 12:05:43,886 INFO L268 CegarLoopResult]: For program point L811-1(lines 800 816) no Hoare annotation was computed. [2020-09-21 12:05:43,886 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 800 816) no Hoare annotation was computed. [2020-09-21 12:05:43,886 INFO L268 CegarLoopResult]: For program point L807(lines 807 813) no Hoare annotation was computed. [2020-09-21 12:05:43,886 INFO L268 CegarLoopResult]: For program point L805(line 805) no Hoare annotation was computed. [2020-09-21 12:05:43,886 INFO L268 CegarLoopResult]: For program point L805-1(line 805) no Hoare annotation was computed. [2020-09-21 12:05:43,887 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 482 490) no Hoare annotation was computed. [2020-09-21 12:05:43,887 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 482 490) no Hoare annotation was computed. [2020-09-21 12:05:43,887 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 482 490) no Hoare annotation was computed. [2020-09-21 12:05:43,887 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:05:43,887 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 12:05:43,887 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:05:43,887 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 438 449) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 12:05:43,887 INFO L268 CegarLoopResult]: For program point L442-1(lines 438 449) no Hoare annotation was computed. [2020-09-21 12:05:43,887 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 438 449) no Hoare annotation was computed. [2020-09-21 12:05:43,887 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 450 458) the Hoare annotation is: true [2020-09-21 12:05:43,887 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 450 458) no Hoare annotation was computed. [2020-09-21 12:05:43,887 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 450 458) no Hoare annotation was computed. [2020-09-21 12:05:43,888 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 735 758) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:05:43,888 INFO L264 CegarLoopResult]: At program point L748(line 748) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:05:43,888 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 735 758) no Hoare annotation was computed. [2020-09-21 12:05:43,888 INFO L264 CegarLoopResult]: At program point L746(lines 746 752) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:05:43,888 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 735 758) no Hoare annotation was computed. [2020-09-21 12:05:43,888 INFO L264 CegarLoopResult]: At program point L741(line 741) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:05:43,889 INFO L268 CegarLoopResult]: For program point L739(lines 738 757) no Hoare annotation was computed. [2020-09-21 12:05:43,889 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 541 570) no Hoare annotation was computed. [2020-09-21 12:05:43,889 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 541 570) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:05:43,889 INFO L271 CegarLoopResult]: At program point L566(lines 541 570) the Hoare annotation is: true [2020-09-21 12:05:43,889 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-09-21 12:05:43,889 INFO L268 CegarLoopResult]: For program point L555(lines 555 559) no Hoare annotation was computed. [2020-09-21 12:05:43,890 INFO L264 CegarLoopResult]: At program point L555-1(lines 555 559) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:05:43,890 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-09-21 12:05:43,890 INFO L264 CegarLoopResult]: At program point L551-2(lines 551 565) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:05:43,890 INFO L264 CegarLoopResult]: At program point L547(line 547) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:05:43,890 INFO L268 CegarLoopResult]: For program point L547-1(line 547) no Hoare annotation was computed. [2020-09-21 12:05:43,890 INFO L268 CegarLoopResult]: For program point L418-1(lines 414 425) no Hoare annotation was computed. [2020-09-21 12:05:43,890 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 414 425) the Hoare annotation is: true [2020-09-21 12:05:43,891 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 414 425) no Hoare annotation was computed. [2020-09-21 12:05:43,891 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 596 602) no Hoare annotation was computed. [2020-09-21 12:05:43,891 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 596 602) the Hoare annotation is: true [2020-09-21 12:05:43,891 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:05:43,891 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-09-21 12:05:43,891 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 12:05:43,892 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:05:43,892 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 426 437) no Hoare annotation was computed. [2020-09-21 12:05:43,892 INFO L268 CegarLoopResult]: For program point L430-1(lines 426 437) no Hoare annotation was computed. [2020-09-21 12:05:43,892 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 426 437) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 12:05:43,892 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 492 499) no Hoare annotation was computed. [2020-09-21 12:05:43,892 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2020-09-21 12:05:43,893 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 492 499) the Hoare annotation is: true [2020-09-21 12:05:43,893 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 492 499) no Hoare annotation was computed. [2020-09-21 12:05:43,893 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 639 663) the Hoare annotation is: true [2020-09-21 12:05:43,893 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 639 663) no Hoare annotation was computed. [2020-09-21 12:05:43,893 INFO L264 CegarLoopResult]: At program point L653(line 653) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-09-21 12:05:43,893 INFO L268 CegarLoopResult]: For program point L651(lines 651 657) no Hoare annotation was computed. [2020-09-21 12:05:43,893 INFO L271 CegarLoopResult]: At program point L649(line 649) the Hoare annotation is: true [2020-09-21 12:05:43,894 INFO L268 CegarLoopResult]: For program point L649-1(line 649) no Hoare annotation was computed. [2020-09-21 12:05:43,894 INFO L268 CegarLoopResult]: For program point L647(lines 647 660) no Hoare annotation was computed. [2020-09-21 12:05:43,894 INFO L268 CegarLoopResult]: For program point L647-1(lines 639 663) no Hoare annotation was computed. [2020-09-21 12:05:43,894 INFO L271 CegarLoopResult]: At program point L645(line 645) the Hoare annotation is: true [2020-09-21 12:05:43,894 INFO L268 CegarLoopResult]: For program point L645-1(line 645) no Hoare annotation was computed. [2020-09-21 12:05:43,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 12:05:43 BoogieIcfgContainer [2020-09-21 12:05:43,915 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 12:05:43,917 INFO L168 Benchmark]: Toolchain (without parser) took 27340.87 ms. Allocated memory was 108.0 MB in the beginning and 475.0 MB in the end (delta: 367.0 MB). Free memory was 71.9 MB in the beginning and 335.9 MB in the end (delta: -264.0 MB). Peak memory consumption was 356.5 MB. Max. memory is 7.1 GB. [2020-09-21 12:05:43,918 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 108.0 MB. Free memory was 90.7 MB in the beginning and 90.6 MB in the end (delta: 104.9 kB). Peak memory consumption was 104.9 kB. Max. memory is 7.1 GB. [2020-09-21 12:05:43,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 689.70 ms. Allocated memory was 108.0 MB in the beginning and 163.6 MB in the end (delta: 55.6 MB). Free memory was 71.4 MB in the beginning and 139.5 MB in the end (delta: -68.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2020-09-21 12:05:43,920 INFO L168 Benchmark]: Boogie Preprocessor took 98.13 ms. Allocated memory is still 163.6 MB. Free memory was 139.5 MB in the beginning and 135.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-09-21 12:05:43,921 INFO L168 Benchmark]: RCFGBuilder took 1253.35 ms. Allocated memory was 163.6 MB in the beginning and 184.0 MB in the end (delta: 20.4 MB). Free memory was 135.3 MB in the beginning and 127.2 MB in the end (delta: 8.1 MB). Peak memory consumption was 55.4 MB. Max. memory is 7.1 GB. [2020-09-21 12:05:43,922 INFO L168 Benchmark]: TraceAbstraction took 25284.03 ms. Allocated memory was 184.0 MB in the beginning and 475.0 MB in the end (delta: 291.0 MB). Free memory was 126.4 MB in the beginning and 335.9 MB in the end (delta: -209.5 MB). Peak memory consumption was 335.0 MB. Max. memory is 7.1 GB. [2020-09-21 12:05:43,926 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 108.0 MB. Free memory was 90.7 MB in the beginning and 90.6 MB in the end (delta: 104.9 kB). Peak memory consumption was 104.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 689.70 ms. Allocated memory was 108.0 MB in the beginning and 163.6 MB in the end (delta: 55.6 MB). Free memory was 71.4 MB in the beginning and 139.5 MB in the end (delta: -68.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.13 ms. Allocated memory is still 163.6 MB. Free memory was 139.5 MB in the beginning and 135.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1253.35 ms. Allocated memory was 163.6 MB in the beginning and 184.0 MB in the end (delta: 20.4 MB). Free memory was 135.3 MB in the beginning and 127.2 MB in the end (delta: 8.1 MB). Peak memory consumption was 55.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 25284.03 ms. Allocated memory was 184.0 MB in the beginning and 475.0 MB in the end (delta: 291.0 MB). Free memory was 126.4 MB in the beginning and 335.9 MB in the end (delta: -209.5 MB). Peak memory consumption was 335.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 496]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: (!(1 == systemActive) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: (!(1 == systemActive) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 211 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.3s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 263 SDtfs, 344 SDslu, 56 SDs, 0 SdLazy, 488 SolverSat, 204 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=150occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 60 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 48 LocationsWithAnnotation, 176 PreInvPairs, 206 NumberOfFragments, 625 HoareAnnotationTreeSize, 176 FomulaSimplifications, 5091 FormulaSimplificationTreeSizeReduction, 9.4s HoareSimplificationTime, 48 FomulaSimplificationsInter, 5484 FormulaSimplificationTreeSizeReductionInter, 4.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.8s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 149 ConstructedInterpolants, 0 QuantifiedInterpolants, 39860 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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...