/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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --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=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:29:22,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:29:22,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:29:22,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:29:22,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:29:22,404 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:29:22,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:29:22,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:29:22,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:29:22,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:29:22,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:29:22,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:29:22,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:29:22,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:29:22,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:29:22,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:29:22,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:29:22,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:29:22,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:29:22,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:29:22,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:29:22,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:29:22,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:29:22,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:29:22,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:29:22,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:29:22,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:29:22,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:29:22,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:29:22,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:29:22,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:29:22,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:29:22,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:29:22,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:29:22,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:29:22,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:29:22,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:29:22,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:29:22,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:29:22,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:29:22,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:29:22,466 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 [2020-10-13 12:29:22,506 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:29:22,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:29:22,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:29:22,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:29:22,509 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:29:22,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:29:22,510 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:29:22,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:29:22,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:29:22,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:29:22,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:29:22,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:29:22,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:29:22,513 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:29:22,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:29:22,514 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:29:22,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:29:22,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:29:22,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:29:22,514 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:29:22,515 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:29:22,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:29:22,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:29:22,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:29:22,515 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:29:22,516 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:29:22,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:29:22,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:29:22,516 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:29:22,516 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.rcfgbuilder: Size of a code block -> SequenceOfStatements 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=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=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=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=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=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=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=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=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=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=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=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:29:22,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:29:22,890 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:29:22,895 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:29:22,897 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:29:22,897 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:29:22,898 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c [2020-10-13 12:29:22,954 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d10519d1a/5c11f0d35e96468c920c3a9b36abf117/FLAG1c0f55d9e [2020-10-13 12:29:23,458 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:29:23,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c [2020-10-13 12:29:23,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d10519d1a/5c11f0d35e96468c920c3a9b36abf117/FLAG1c0f55d9e [2020-10-13 12:29:23,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d10519d1a/5c11f0d35e96468c920c3a9b36abf117 [2020-10-13 12:29:23,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:29:23,804 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:29:23,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:29:23,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:29:23,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:29:23,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:29:23" (1/1) ... [2020-10-13 12:29:23,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29df31b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:23, skipping insertion in model container [2020-10-13 12:29:23,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:29:23" (1/1) ... [2020-10-13 12:29:23,822 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:29:23,868 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:29:24,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:29:24,274 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:29:24,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:29:24,414 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:29:24,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:24 WrapperNode [2020-10-13 12:29:24,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:29:24,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:29:24,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:29:24,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:29:24,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:24" (1/1) ... [2020-10-13 12:29:24,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:24" (1/1) ... [2020-10-13 12:29:24,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:24" (1/1) ... [2020-10-13 12:29:24,454 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:24" (1/1) ... [2020-10-13 12:29:24,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:24" (1/1) ... [2020-10-13 12:29:24,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:24" (1/1) ... [2020-10-13 12:29:24,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:24" (1/1) ... [2020-10-13 12:29:24,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:29:24,547 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:29:24,547 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:29:24,547 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:29:24,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:24" (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 [2020-10-13 12:29:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:29:24,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:29:24,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:29:24,627 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 12:29:24,627 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 12:29:24,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:29:24,627 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 12:29:24,628 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:29:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-13 12:29:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-13 12:29:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-13 12:29:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-13 12:29:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-13 12:29:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-13 12:29:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:29:24,630 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:29:24,630 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:29:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:29:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 12:29:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-13 12:29:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-13 12:29:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-13 12:29:24,632 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-13 12:29:24,632 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-13 12:29:24,632 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-13 12:29:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:29:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-13 12:29:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:29:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:29:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:29:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:29:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:29:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:29:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:29:24,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:29:24,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:29:24,634 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:29:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 12:29:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 12:29:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-13 12:29:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-13 12:29:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-13 12:29:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 12:29:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:29:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:29:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 12:29:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:29:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:29:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:29:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:29:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-13 12:29:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-13 12:29:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-13 12:29:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-13 12:29:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:29:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:29:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-13 12:29:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-13 12:29:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-13 12:29:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-13 12:29:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-13 12:29:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-13 12:29:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:29:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:29:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:29:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:29:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:29:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:29:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:29:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:29:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:29:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:29:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:29:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:29:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:29:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:29:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:29:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:29:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:29:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:29:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:29:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:29:25,674 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:29:25,675 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-13 12:29:25,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:29:25 BoogieIcfgContainer [2020-10-13 12:29:25,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:29:25,681 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:29:25,682 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:29:25,685 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:29:25,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:29:23" (1/3) ... [2020-10-13 12:29:25,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1593f339 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:29:25, skipping insertion in model container [2020-10-13 12:29:25,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:24" (2/3) ... [2020-10-13 12:29:25,687 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1593f339 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:29:25, skipping insertion in model container [2020-10-13 12:29:25,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:29:25" (3/3) ... [2020-10-13 12:29:25,689 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product01.cil.c [2020-10-13 12:29:25,699 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:29:25,706 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:29:25,716 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:29:25,739 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:29:25,740 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:29:25,740 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:29:25,740 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:29:25,740 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:29:25,741 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:29:25,741 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:29:25,741 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:29:25,764 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states. [2020-10-13 12:29:25,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-13 12:29:25,773 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:29:25,774 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] [2020-10-13 12:29:25,775 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:29:25,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:29:25,782 INFO L82 PathProgramCache]: Analyzing trace with hash -835397562, now seen corresponding path program 1 times [2020-10-13 12:29:25,791 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:29:25,791 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1540123937] [2020-10-13 12:29:25,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:29:26,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:26,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:26,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:26,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:27,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:27,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:29,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:29,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 12:29:29,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:29:29,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3501 [2020-10-13 12:29:29,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:29,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:29,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-13 12:29:29,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:29,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-13 12:29:29,926 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:29:29,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:29:29,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:29,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:29,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:29,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:29:29,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:29,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-13 12:29:29,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:29,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:29,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:29:29,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:29,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-13 12:29:30,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:29:30,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:30,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:30,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:30,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:29:30,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:30,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:29:30,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:30,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:30,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:29:30,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:30,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:30,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:29:30,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:30,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:30,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:30,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:29:30,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:30,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:29:30,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:30,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:30,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:29:30,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:30,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:30,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:29:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:30,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:30,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:30,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:29:30,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:30,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:29:30,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:30,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:30,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:29:30,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:30,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:30,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:29:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:30,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:30,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:30,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:29:30,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:30,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:29:30,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:30,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:30,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:29:30,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:30,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:30,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:29:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:30,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:30,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:30,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:29:30,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:30,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:29:30,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:30,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:30,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:29:30,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:30,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:29:30,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 12:29:30,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:30,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:30,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:30,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:29:30,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:30,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:29:30,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:30,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:30,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:29:30,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:30,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:30,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:29:30,104 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1540123937] [2020-10-13 12:29:30,106 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:29:30,106 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-13 12:29:30,107 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411012075] [2020-10-13 12:29:30,114 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-13 12:29:30,114 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:29:30,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-13 12:29:30,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-13 12:29:30,132 INFO L87 Difference]: Start difference. First operand 127 states. Second operand 3 states. [2020-10-13 12:29:31,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:29:31,583 INFO L93 Difference]: Finished difference Result 199 states and 270 transitions. [2020-10-13 12:29:31,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-13 12:29:31,586 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-13 12:29:31,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:29:31,611 INFO L225 Difference]: With dead ends: 199 [2020-10-13 12:29:31,611 INFO L226 Difference]: Without dead ends: 109 [2020-10-13 12:29:31,618 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-13 12:29:31,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-10-13 12:29:31,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 81. [2020-10-13 12:29:31,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-10-13 12:29:31,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 94 transitions. [2020-10-13 12:29:31,828 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 94 transitions. Word has length 46 [2020-10-13 12:29:31,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:29:31,829 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 94 transitions. [2020-10-13 12:29:31,829 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-13 12:29:31,830 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 94 transitions. [2020-10-13 12:29:31,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-13 12:29:31,835 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:29:31,836 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] [2020-10-13 12:29:31,837 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:29:31,837 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:29:31,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:29:31,838 INFO L82 PathProgramCache]: Analyzing trace with hash -297882774, now seen corresponding path program 1 times [2020-10-13 12:29:31,838 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:29:31,839 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [873701213] [2020-10-13 12:29:31,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:29:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:31,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:32,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:32,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:33,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:33,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:35,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:35,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-13 12:29:35,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:29:35,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3099 [2020-10-13 12:29:35,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:35,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:29:35,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-13 12:29:35,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:29:35,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:35,342 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:29:35,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:29:35,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:35,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:35,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:35,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:29:35,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:35,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-13 12:29:35,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:35,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:35,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:29:35,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:35,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:35,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:29:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:35,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:35,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:35,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:29:35,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:35,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:29:35,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:35,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:35,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:29:35,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:35,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:35,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:29:35,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:35,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:35,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:35,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:29:35,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:35,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:29:35,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:35,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:35,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:29:35,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:35,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:35,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:29:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:35,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:35,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:35,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:29:35,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:35,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:29:35,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:35,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:35,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:29:35,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:35,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:35,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:29:35,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:35,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:35,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:35,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:29:35,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:35,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:29:35,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:35,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:35,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:29:35,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:35,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:35,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 12:29:35,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:35,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:35,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:35,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:29:35,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:35,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:29:35,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:35,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:35,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:29:35,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:35,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:35,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:29:35,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:35,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:35,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:35,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:29:35,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:35,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:29:35,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:35,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:35,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:29:35,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:35,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:35,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:29:35,452 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [873701213] [2020-10-13 12:29:35,453 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:29:35,453 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 12:29:35,453 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857836713] [2020-10-13 12:29:35,456 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 12:29:35,456 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:29:35,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 12:29:35,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:29:35,457 INFO L87 Difference]: Start difference. First operand 81 states and 94 transitions. Second operand 4 states. [2020-10-13 12:29:35,967 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:29:36,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:29:36,468 INFO L93 Difference]: Finished difference Result 132 states and 161 transitions. [2020-10-13 12:29:36,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 12:29:36,470 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-13 12:29:36,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:29:36,473 INFO L225 Difference]: With dead ends: 132 [2020-10-13 12:29:36,473 INFO L226 Difference]: Without dead ends: 93 [2020-10-13 12:29:36,474 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:29:36,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-10-13 12:29:36,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 72. [2020-10-13 12:29:36,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2020-10-13 12:29:36,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 82 transitions. [2020-10-13 12:29:36,506 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 82 transitions. Word has length 47 [2020-10-13 12:29:36,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:29:36,506 INFO L479 AbstractCegarLoop]: Abstraction has 72 states and 82 transitions. [2020-10-13 12:29:36,506 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 12:29:36,506 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 82 transitions. [2020-10-13 12:29:36,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-13 12:29:36,511 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:29:36,511 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] [2020-10-13 12:29:36,511 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:29:36,511 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:29:36,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:29:36,512 INFO L82 PathProgramCache]: Analyzing trace with hash 2081031283, now seen corresponding path program 1 times [2020-10-13 12:29:36,512 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:29:36,512 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [83416621] [2020-10-13 12:29:36,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:29:36,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:36,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:36,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:37,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:37,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:38,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:38,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-13 12:29:38,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:29:38,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1678 [2020-10-13 12:29:38,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:38,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:29:38,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-13 12:29:38,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:29:38,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:29:38,654 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:29:38,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:29:38,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:38,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:38,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:38,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:29:38,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:38,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 12:29:38,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:38,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:38,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:29:38,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:38,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:38,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:29:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:38,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:38,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:38,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:29:38,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:38,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:29:38,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:38,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:38,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:29:38,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:38,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:38,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:29:38,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:38,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:38,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:38,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:29:38,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:38,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:29:38,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:38,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:38,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:29:38,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:38,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:38,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:29:38,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:38,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:38,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:38,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:29:38,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:38,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:29:38,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:38,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:38,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:29:38,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:38,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:38,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:29:38,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:38,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:38,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:38,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:29:38,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:38,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:29:38,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:38,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:29:38,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:29:38,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:29:38,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:38,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:29:38,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:38,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:38,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:38,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:29:38,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:38,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:29:38,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:38,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:29:38,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:29:38,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:29:38,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:29:38,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-13 12:29:38,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:29:38,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:29:38,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:29:38,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:29:38,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:29:38,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:29:38,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:29:38,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:29:38,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:29:38,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:29:38,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:29:38,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:29:38,774 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [83416621] [2020-10-13 12:29:38,774 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:29:38,774 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 12:29:38,774 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532149332] [2020-10-13 12:29:38,776 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:29:38,779 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:29:38,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:29:38,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:29:38,780 INFO L87 Difference]: Start difference. First operand 72 states and 82 transitions. Second operand 7 states. [2020-10-13 12:29:39,206 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:29:39,918 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:29:40,233 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:29:40,532 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:29:40,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:29:40,630 INFO L93 Difference]: Finished difference Result 129 states and 159 transitions. [2020-10-13 12:29:40,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 12:29:40,631 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2020-10-13 12:29:40,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:29:40,631 INFO L225 Difference]: With dead ends: 129 [2020-10-13 12:29:40,632 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 12:29:40,633 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:29:40,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 12:29:40,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 12:29:40,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 12:29:40,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 12:29:40,634 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2020-10-13 12:29:40,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:29:40,635 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 12:29:40,635 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:29:40,635 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 12:29:40,635 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 12:29:40,635 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:29:40,638 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 12:29:41,468 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 12 [2020-10-13 12:29:41,652 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 12 [2020-10-13 12:29:41,852 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 12 [2020-10-13 12:29:42,006 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 12 [2020-10-13 12:29:42,173 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 12 [2020-10-13 12:29:42,334 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-13 12:29:42,573 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:29:42,751 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-13 12:29:42,923 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 12 [2020-10-13 12:29:43,111 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-13 12:29:43,265 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 12 [2020-10-13 12:29:43,449 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-13 12:29:43,672 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-13 12:29:43,847 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 12 [2020-10-13 12:29:43,853 INFO L268 CegarLoopResult]: For program point L574(lines 551 575) no Hoare annotation was computed. [2020-10-13 12:29:43,853 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 527 582) no Hoare annotation was computed. [2020-10-13 12:29:43,853 INFO L268 CegarLoopResult]: For program point L558(lines 558 562) no Hoare annotation was computed. [2020-10-13 12:29:43,853 INFO L268 CegarLoopResult]: For program point L558-1(lines 558 562) no Hoare annotation was computed. [2020-10-13 12:29:43,854 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-10-13 12:29:43,854 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 527 582) no Hoare annotation was computed. [2020-10-13 12:29:43,854 INFO L268 CegarLoopResult]: For program point L552-2(lines 552 573) no Hoare annotation was computed. [2020-10-13 12:29:43,854 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 527 582) no Hoare annotation was computed. [2020-10-13 12:29:43,854 INFO L268 CegarLoopResult]: For program point L609-2(lines 609 634) no Hoare annotation was computed. [2020-10-13 12:29:43,854 INFO L268 CegarLoopResult]: For program point L635(lines 608 636) no Hoare annotation was computed. [2020-10-13 12:29:43,854 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 583 642) no Hoare annotation was computed. [2020-10-13 12:29:43,854 INFO L268 CegarLoopResult]: For program point L628(line 628) no Hoare annotation was computed. [2020-10-13 12:29:43,855 INFO L268 CegarLoopResult]: For program point L628-1(line 628) no Hoare annotation was computed. [2020-10-13 12:29:43,855 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 583 642) no Hoare annotation was computed. [2020-10-13 12:29:43,855 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 583 642) no Hoare annotation was computed. [2020-10-13 12:29:43,855 INFO L268 CegarLoopResult]: For program point L615(lines 615 619) no Hoare annotation was computed. [2020-10-13 12:29:43,855 INFO L268 CegarLoopResult]: For program point L615-1(lines 615 619) no Hoare annotation was computed. [2020-10-13 12:29:43,855 INFO L268 CegarLoopResult]: For program point L610(line 610) no Hoare annotation was computed. [2020-10-13 12:29:43,855 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 246 252) the Hoare annotation is: true [2020-10-13 12:29:43,856 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 246 252) no Hoare annotation was computed. [2020-10-13 12:29:43,856 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 253 261) no Hoare annotation was computed. [2020-10-13 12:29:43,856 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 253 261) the Hoare annotation is: true [2020-10-13 12:29:43,856 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 253 261) no Hoare annotation was computed. [2020-10-13 12:29:43,856 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-10-13 12:29:43,856 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-13 12:29:43,856 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:29:43,856 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:29:43,857 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:29:43,857 INFO L264 CegarLoopResult]: At program point L126-1(line 126) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:29:43,857 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-10-13 12:29:43,857 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-10-13 12:29:43,857 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:29:43,857 INFO L264 CegarLoopResult]: At program point L132-1(line 132) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:29:43,857 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-10-13 12:29:43,858 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-10-13 12:29:43,858 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-13 12:29:43,858 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-10-13 12:29:43,858 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-13 12:29:43,858 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-10-13 12:29:43,858 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-13 12:29:43,858 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-13 12:29:43,858 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-13 12:29:43,859 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-13 12:29:43,859 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-13 12:29:43,859 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-13 12:29:43,859 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-13 12:29:43,859 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-13 12:29:43,859 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-13 12:29:43,859 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-13 12:29:43,859 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-13 12:29:43,860 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-13 12:29:43,860 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 328 336) no Hoare annotation was computed. [2020-10-13 12:29:43,860 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 328 336) the Hoare annotation is: true [2020-10-13 12:29:43,860 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 328 336) no Hoare annotation was computed. [2020-10-13 12:29:43,860 INFO L268 CegarLoopResult]: For program point L344(lines 344 352) no Hoare annotation was computed. [2020-10-13 12:29:43,860 INFO L268 CegarLoopResult]: For program point L344-2(lines 344 352) no Hoare annotation was computed. [2020-10-13 12:29:43,860 INFO L268 CegarLoopResult]: For program point L367(line 367) no Hoare annotation was computed. [2020-10-13 12:29:43,860 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 337 372) no Hoare annotation was computed. [2020-10-13 12:29:43,861 INFO L268 CegarLoopResult]: For program point L367-1(line 367) no Hoare annotation was computed. [2020-10-13 12:29:43,861 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 337 372) no Hoare annotation was computed. [2020-10-13 12:29:43,861 INFO L268 CegarLoopResult]: For program point L356(lines 356 364) no Hoare annotation was computed. [2020-10-13 12:29:43,861 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 337 372) no Hoare annotation was computed. [2020-10-13 12:29:43,861 INFO L268 CegarLoopResult]: For program point L356-2(lines 356 364) no Hoare annotation was computed. [2020-10-13 12:29:43,861 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 239 245) no Hoare annotation was computed. [2020-10-13 12:29:43,861 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 239 245) the Hoare annotation is: true [2020-10-13 12:29:43,862 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 481 526) no Hoare annotation was computed. [2020-10-13 12:29:43,862 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 481 526) no Hoare annotation was computed. [2020-10-13 12:29:43,862 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 481 526) no Hoare annotation was computed. [2020-10-13 12:29:43,862 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:29:43,862 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-10-13 12:29:43,862 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-10-13 12:29:43,862 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 794 839) no Hoare annotation was computed. [2020-10-13 12:29:43,863 INFO L268 CegarLoopResult]: For program point L814(lines 814 821) no Hoare annotation was computed. [2020-10-13 12:29:43,863 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 794 839) no Hoare annotation was computed. [2020-10-13 12:29:43,863 INFO L268 CegarLoopResult]: For program point L808(lines 808 828) no Hoare annotation was computed. [2020-10-13 12:29:43,863 INFO L268 CegarLoopResult]: For program point L808-1(lines 808 828) no Hoare annotation was computed. [2020-10-13 12:29:43,863 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 794 839) no Hoare annotation was computed. [2020-10-13 12:29:43,863 INFO L268 CegarLoopResult]: For program point L322-1(line 322) no Hoare annotation was computed. [2020-10-13 12:29:43,863 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 317 327) no Hoare annotation was computed. [2020-10-13 12:29:43,863 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 317 327) no Hoare annotation was computed. [2020-10-13 12:29:43,864 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 317 327) no Hoare annotation was computed. [2020-10-13 12:29:43,864 INFO L268 CegarLoopResult]: For program point L322(line 322) no Hoare annotation was computed. [2020-10-13 12:29:43,864 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 309 316) no Hoare annotation was computed. [2020-10-13 12:29:43,864 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 309 316) no Hoare annotation was computed. [2020-10-13 12:29:43,864 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 309 316) no Hoare annotation was computed. [2020-10-13 12:29:43,864 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 294 300) no Hoare annotation was computed. [2020-10-13 12:29:43,864 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 294 300) the Hoare annotation is: true [2020-10-13 12:29:43,864 INFO L264 CegarLoopResult]: At program point testENTRY(lines 374 437) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:29:43,865 INFO L268 CegarLoopResult]: For program point testFINAL(lines 374 437) no Hoare annotation was computed. [2020-10-13 12:29:43,865 INFO L264 CegarLoopResult]: At program point L430(lines 383 431) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-13 12:29:43,865 INFO L268 CegarLoopResult]: For program point L420(lines 420 424) no Hoare annotation was computed. [2020-10-13 12:29:43,865 INFO L264 CegarLoopResult]: At program point L420-2(lines 414 425) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-13 12:29:43,865 INFO L268 CegarLoopResult]: For program point L385(lines 384 429) no Hoare annotation was computed. [2020-10-13 12:29:43,865 INFO L268 CegarLoopResult]: For program point L414(lines 414 425) no Hoare annotation was computed. [2020-10-13 12:29:43,865 INFO L264 CegarLoopResult]: At program point L406(line 406) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-13 12:29:43,866 INFO L268 CegarLoopResult]: For program point L404(lines 404 410) no Hoare annotation was computed. [2020-10-13 12:29:43,866 INFO L268 CegarLoopResult]: For program point L404-1(lines 404 410) no Hoare annotation was computed. [2020-10-13 12:29:43,866 INFO L264 CegarLoopResult]: At program point L396(line 396) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-13 12:29:43,866 INFO L264 CegarLoopResult]: At program point L427(lines 384 429) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-13 12:29:43,866 INFO L268 CegarLoopResult]: For program point L394(lines 394 400) no Hoare annotation was computed. [2020-10-13 12:29:43,866 INFO L268 CegarLoopResult]: For program point L394-1(lines 394 400) no Hoare annotation was computed. [2020-10-13 12:29:43,866 INFO L268 CegarLoopResult]: For program point testEXIT(lines 374 437) no Hoare annotation was computed. [2020-10-13 12:29:43,867 INFO L268 CegarLoopResult]: For program point L386(lines 386 390) no Hoare annotation was computed. [2020-10-13 12:29:43,867 INFO L268 CegarLoopResult]: For program point L768(lines 768 775) no Hoare annotation was computed. [2020-10-13 12:29:43,867 INFO L268 CegarLoopResult]: For program point L762(lines 762 782) no Hoare annotation was computed. [2020-10-13 12:29:43,867 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 748 793) no Hoare annotation was computed. [2020-10-13 12:29:43,867 INFO L268 CegarLoopResult]: For program point L762-1(lines 762 782) no Hoare annotation was computed. [2020-10-13 12:29:43,867 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 748 793) no Hoare annotation was computed. [2020-10-13 12:29:43,867 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 748 793) no Hoare annotation was computed. [2020-10-13 12:29:43,867 INFO L268 CegarLoopResult]: For program point L203(lines 203 211) no Hoare annotation was computed. [2020-10-13 12:29:43,867 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 211) no Hoare annotation was computed. [2020-10-13 12:29:43,868 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 195 217) no Hoare annotation was computed. [2020-10-13 12:29:43,868 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 195 217) no Hoare annotation was computed. [2020-10-13 12:29:43,868 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 195 217) no Hoare annotation was computed. [2020-10-13 12:29:43,868 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 229 238) no Hoare annotation was computed. [2020-10-13 12:29:43,868 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 229 238) no Hoare annotation was computed. [2020-10-13 12:29:43,868 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 229 238) no Hoare annotation was computed. [2020-10-13 12:29:43,868 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 645 747) no Hoare annotation was computed. [2020-10-13 12:29:43,868 INFO L268 CegarLoopResult]: For program point L669(lines 669 673) no Hoare annotation was computed. [2020-10-13 12:29:43,869 INFO L268 CegarLoopResult]: For program point L733(lines 733 744) no Hoare annotation was computed. [2020-10-13 12:29:43,869 INFO L268 CegarLoopResult]: For program point L696(lines 696 700) no Hoare annotation was computed. [2020-10-13 12:29:43,869 INFO L268 CegarLoopResult]: For program point L694-2(lines 694 714) no Hoare annotation was computed. [2020-10-13 12:29:43,869 INFO L268 CegarLoopResult]: For program point L715(lines 693 716) no Hoare annotation was computed. [2020-10-13 12:29:43,869 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 645 747) no Hoare annotation was computed. [2020-10-13 12:29:43,869 INFO L268 CegarLoopResult]: For program point L674(lines 674 690) no Hoare annotation was computed. [2020-10-13 12:29:43,869 INFO L268 CegarLoopResult]: For program point L734(lines 734 741) no Hoare annotation was computed. [2020-10-13 12:29:43,869 INFO L268 CegarLoopResult]: For program point L695(lines 694 714) no Hoare annotation was computed. [2020-10-13 12:29:43,869 INFO L268 CegarLoopResult]: For program point L726(line 726) no Hoare annotation was computed. [2020-10-13 12:29:43,870 INFO L268 CegarLoopResult]: For program point L726-1(line 726) no Hoare annotation was computed. [2020-10-13 12:29:43,870 INFO L268 CegarLoopResult]: For program point L691(lines 691 732) no Hoare annotation was computed. [2020-10-13 12:29:43,870 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 645 747) no Hoare annotation was computed. [2020-10-13 12:29:43,870 INFO L268 CegarLoopResult]: For program point L710(line 710) no Hoare annotation was computed. [2020-10-13 12:29:43,870 INFO L268 CegarLoopResult]: For program point L710-1(line 710) no Hoare annotation was computed. [2020-10-13 12:29:43,870 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:29:43,871 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~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-13 12:29:43,871 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:29:43,871 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 301 308) no Hoare annotation was computed. [2020-10-13 12:29:43,871 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 301 308) no Hoare annotation was computed. [2020-10-13 12:29:43,871 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 301 308) no Hoare annotation was computed. [2020-10-13 12:29:43,871 INFO L268 CegarLoopResult]: For program point L178-1(lines 174 185) no Hoare annotation was computed. [2020-10-13 12:29:43,871 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 174 185) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-13 12:29:43,871 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 174 185) no Hoare annotation was computed. [2020-10-13 12:29:43,872 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 218 226) no Hoare annotation was computed. [2020-10-13 12:29:43,872 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 218 226) no Hoare annotation was computed. [2020-10-13 12:29:43,872 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 218 226) no Hoare annotation was computed. [2020-10-13 12:29:43,872 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:29:43,872 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-13 12:29:43,872 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:29:43,872 INFO L264 CegarLoopResult]: At program point L283(line 283) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:29:43,872 INFO L264 CegarLoopResult]: At program point L281(lines 281 287) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:29:43,873 INFO L264 CegarLoopResult]: At program point L276(line 276) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-13 12:29:43,873 INFO L268 CegarLoopResult]: For program point L274(lines 273 292) no Hoare annotation was computed. [2020-10-13 12:29:43,873 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 270 293) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:29:43,873 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 270 293) no Hoare annotation was computed. [2020-10-13 12:29:43,873 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 270 293) no Hoare annotation was computed. [2020-10-13 12:29:43,873 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-10-13 12:29:43,873 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-13 12:29:43,873 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-10-13 12:29:43,873 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-13 12:29:43,874 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-10-13 12:29:43,874 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-13 12:29:43,874 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-10-13 12:29:43,874 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-10-13 12:29:43,874 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-10-13 12:29:43,874 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-10-13 12:29:43,874 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 186 194) the Hoare annotation is: true [2020-10-13 12:29:43,875 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 186 194) no Hoare annotation was computed. [2020-10-13 12:29:43,875 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 186 194) no Hoare annotation was computed. [2020-10-13 12:29:43,875 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 150 161) the Hoare annotation is: true [2020-10-13 12:29:43,875 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 150 161) no Hoare annotation was computed. [2020-10-13 12:29:43,875 INFO L268 CegarLoopResult]: For program point L154-1(lines 150 161) no Hoare annotation was computed. [2020-10-13 12:29:43,875 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-10-13 12:29:43,875 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-10-13 12:29:43,875 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:29:43,876 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-13 12:29:43,876 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 12:29:43,876 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:29:43,876 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 162 173) no Hoare annotation was computed. [2020-10-13 12:29:43,876 INFO L268 CegarLoopResult]: For program point L166-1(lines 162 173) no Hoare annotation was computed. [2020-10-13 12:29:43,876 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 162 173) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:29:43,876 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 466 473) no Hoare annotation was computed. [2020-10-13 12:29:43,877 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 470) no Hoare annotation was computed. [2020-10-13 12:29:43,877 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 466 473) the Hoare annotation is: true [2020-10-13 12:29:43,877 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 466 473) no Hoare annotation was computed. [2020-10-13 12:29:43,877 INFO L268 CegarLoopResult]: For program point L450-1(line 450) no Hoare annotation was computed. [2020-10-13 12:29:43,877 INFO L268 CegarLoopResult]: For program point L448(lines 448 461) no Hoare annotation was computed. [2020-10-13 12:29:43,877 INFO L268 CegarLoopResult]: For program point L448-1(lines 440 464) no Hoare annotation was computed. [2020-10-13 12:29:43,877 INFO L271 CegarLoopResult]: At program point L446(line 446) the Hoare annotation is: true [2020-10-13 12:29:43,877 INFO L268 CegarLoopResult]: For program point L446-1(line 446) no Hoare annotation was computed. [2020-10-13 12:29:43,878 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 440 464) the Hoare annotation is: true [2020-10-13 12:29:43,878 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 440 464) no Hoare annotation was computed. [2020-10-13 12:29:43,878 INFO L264 CegarLoopResult]: At program point L454(line 454) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-13 12:29:43,878 INFO L268 CegarLoopResult]: For program point L452(lines 452 458) no Hoare annotation was computed. [2020-10-13 12:29:43,878 INFO L271 CegarLoopResult]: At program point L450(line 450) the Hoare annotation is: true [2020-10-13 12:29:43,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:29:43 BoogieIcfgContainer [2020-10-13 12:29:43,893 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 12:29:43,896 INFO L168 Benchmark]: Toolchain (without parser) took 20091.83 ms. Allocated memory was 144.7 MB in the beginning and 496.5 MB in the end (delta: 351.8 MB). Free memory was 102.0 MB in the beginning and 212.7 MB in the end (delta: -110.7 MB). Peak memory consumption was 362.8 MB. Max. memory is 7.1 GB. [2020-10-13 12:29:43,896 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 144.7 MB. Free memory was 121.7 MB in the beginning and 121.3 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-13 12:29:43,897 INFO L168 Benchmark]: CACSL2BoogieTranslator took 610.00 ms. Allocated memory was 144.7 MB in the beginning and 203.4 MB in the end (delta: 58.7 MB). Free memory was 102.0 MB in the beginning and 173.4 MB in the end (delta: -71.4 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. [2020-10-13 12:29:43,898 INFO L168 Benchmark]: Boogie Preprocessor took 129.31 ms. Allocated memory is still 203.4 MB. Free memory was 173.4 MB in the beginning and 169.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-10-13 12:29:43,899 INFO L168 Benchmark]: RCFGBuilder took 1133.30 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 169.1 MB in the beginning and 203.6 MB in the end (delta: -34.5 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. [2020-10-13 12:29:43,900 INFO L168 Benchmark]: TraceAbstraction took 18212.10 ms. Allocated memory was 236.5 MB in the beginning and 496.5 MB in the end (delta: 260.0 MB). Free memory was 203.6 MB in the beginning and 212.7 MB in the end (delta: -9.1 MB). Peak memory consumption was 372.7 MB. Max. memory is 7.1 GB. [2020-10-13 12:29:43,904 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 144.7 MB. Free memory was 121.7 MB in the beginning and 121.3 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 610.00 ms. Allocated memory was 144.7 MB in the beginning and 203.4 MB in the end (delta: 58.7 MB). Free memory was 102.0 MB in the beginning and 173.4 MB in the end (delta: -71.4 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.31 ms. Allocated memory is still 203.4 MB. Free memory was 173.4 MB in the beginning and 169.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1133.30 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 169.1 MB in the beginning and 203.6 MB in the end (delta: -34.5 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18212.10 ms. Allocated memory was 236.5 MB in the beginning and 496.5 MB in the end (delta: 260.0 MB). Free memory was 203.6 MB in the beginning and 212.7 MB in the end (delta: -9.1 MB). Peak memory consumption was 372.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 470]: 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: 384]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) || splverifierCounter <= 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 34 procedures, 194 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 210 SDtfs, 227 SDslu, 83 SDs, 0 SdLazy, 428 SolverSat, 116 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred 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: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 49 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 104 PreInvPairs, 118 NumberOfFragments, 385 HoareAnnotationTreeSize, 104 FomulaSimplifications, 2268 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 40 FomulaSimplificationsInter, 4286 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 9.7s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 141 ConstructedInterpolants, 0 QuantifiedInterpolants, 33728 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...