/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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_spec5_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:18:26,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:18:26,675 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:18:26,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:18:26,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:18:26,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:18:26,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:18:26,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:18:26,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:18:26,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:18:26,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:18:26,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:18:26,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:18:26,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:18:26,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:18:26,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:18:26,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:18:26,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:18:26,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:18:26,757 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:18:26,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:18:26,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:18:26,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:18:26,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:18:26,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:18:26,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:18:26,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:18:26,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:18:26,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:18:26,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:18:26,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:18:26,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:18:26,787 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:18:26,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:18:26,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:18:26,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:18:26,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:18:26,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:18:26,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:18:26,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:18:26,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:18:26,795 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 [2020-10-14 07:18:26,831 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:18:26,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:18:26,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:18:26,834 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:18:26,834 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:18:26,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:18:26,835 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:18:26,835 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:18:26,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:18:26,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:18:26,836 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:18:26,836 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:18:26,836 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:18:26,837 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:18:26,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:18:26,838 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:18:26,838 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:18:26,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:18:26,839 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:18:26,839 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:18:26,839 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:18:26,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:18:26,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:18:26,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:18:26,840 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:18:26,840 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:18:26,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:18:26,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:18:26,840 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:18:26,840 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 07:18:27,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:18:27,177 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:18:27,182 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:18:27,184 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:18:27,184 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:18:27,185 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product06.cil.c [2020-10-14 07:18:27,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cd055ed2e/5c2b0ae27b1a473496781531fede92ca/FLAG8f8e9a717 [2020-10-14 07:18:27,778 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:18:27,781 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product06.cil.c [2020-10-14 07:18:27,799 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cd055ed2e/5c2b0ae27b1a473496781531fede92ca/FLAG8f8e9a717 [2020-10-14 07:18:28,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cd055ed2e/5c2b0ae27b1a473496781531fede92ca [2020-10-14 07:18:28,069 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:18:28,071 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:18:28,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:18:28,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:18:28,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:18:28,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:18:28" (1/1) ... [2020-10-14 07:18:28,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@542f9463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:28, skipping insertion in model container [2020-10-14 07:18:28,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:18:28" (1/1) ... [2020-10-14 07:18:28,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:18:28,143 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:18:28,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:18:28,539 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:18:28,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:18:28,729 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:18:28,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:28 WrapperNode [2020-10-14 07:18:28,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:18:28,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:18:28,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:18:28,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:18:28,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:28" (1/1) ... [2020-10-14 07:18:28,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:28" (1/1) ... [2020-10-14 07:18:28,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:28" (1/1) ... [2020-10-14 07:18:28,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:28" (1/1) ... [2020-10-14 07:18:28,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:28" (1/1) ... [2020-10-14 07:18:28,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:28" (1/1) ... [2020-10-14 07:18:28,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:28" (1/1) ... [2020-10-14 07:18:28,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:18:28,818 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:18:28,818 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:18:28,818 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:18:28,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:28" (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 [2020-10-14 07:18:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:18:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:18:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:18:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:18:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:18:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:18:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:18:28,883 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:18:28,883 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:18:28,884 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:18:28,884 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:18:28,884 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:18:28,884 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:18:28,884 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:18:28,884 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:18:28,885 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 07:18:28,885 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:18:28,885 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:18:28,886 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:18:28,886 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:18:28,886 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:18:28,887 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:18:28,887 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 07:18:28,887 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:18:28,889 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:18:28,889 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:18:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:18:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:18:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:18:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:18:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:18:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:18:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:18:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:18:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:18:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:18:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:18:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:18:28,891 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:18:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:18:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:18:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:18:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:18:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:18:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:18:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:18:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:18:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:18:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:18:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:18:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:18:28,894 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:18:28,894 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 07:18:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:18:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:18:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:18:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:18:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:18:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:18:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:18:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:18:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:18:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:18:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 07:18:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:18:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:18:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:18:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:18:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:18:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:18:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:18:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:18:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:18:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:18:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:18:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:18:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:18:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:18:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:18:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:18:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:18:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:18:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:18:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:18:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:18:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:18:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:18:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:18:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:18:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:18:29,831 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:18:29,831 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:18:29,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:18:29 BoogieIcfgContainer [2020-10-14 07:18:29,839 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:18:29,842 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:18:29,842 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:18:29,845 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:18:29,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:18:28" (1/3) ... [2020-10-14 07:18:29,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25b30a89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:18:29, skipping insertion in model container [2020-10-14 07:18:29,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:28" (2/3) ... [2020-10-14 07:18:29,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25b30a89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:18:29, skipping insertion in model container [2020-10-14 07:18:29,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:18:29" (3/3) ... [2020-10-14 07:18:29,850 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product06.cil.c [2020-10-14 07:18:29,860 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:18:29,869 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:18:29,883 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:18:29,912 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:18:29,912 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:18:29,912 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:18:29,912 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:18:29,913 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:18:29,913 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:18:29,913 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:18:29,913 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:18:29,940 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2020-10-14 07:18:29,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-14 07:18:29,954 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:18:29,956 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:18:29,956 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:18:29,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:18:29,961 INFO L82 PathProgramCache]: Analyzing trace with hash -386744828, now seen corresponding path program 1 times [2020-10-14 07:18:29,968 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:18:29,969 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [56030982] [2020-10-14 07:18:29,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:18:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:30,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:30,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:31,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:31,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:32,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:35,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:35,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-14 07:18:35,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:18:35,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4786 [2020-10-14 07:18:35,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:35,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:35,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:35,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-14 07:18:35,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:35,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 07:18:35,373 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:18:35,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:35,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:35,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:35,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:35,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:35,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:35,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-14 07:18:35,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:35,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:35,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:35,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:35,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:35,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:35,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:18:35,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:35,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:35,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:35,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:35,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:35,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:35,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:35,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:35,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:35,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:35,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:35,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:35,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:18:35,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:35,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:35,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:35,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:35,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:35,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:35,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:35,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:35,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:35,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:35,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:35,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:35,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:18:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:35,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:35,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:35,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:35,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:35,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:35,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:35,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:35,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:35,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:35,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:35,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:35,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:18:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:35,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:35,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:35,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:35,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:35,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:35,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:35,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:35,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:35,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:35,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:35,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:35,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:18:35,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:35,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:35,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:35,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:35,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:35,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:35,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:35,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:35,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:35,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:35,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:35,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:35,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:18:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:35,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:35,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:35,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:18:35,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:35,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:18:35,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:35,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:35,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:35,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:18:35,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:35,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:35,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:35,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:35,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:35,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:35,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:35,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:35,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:35,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:35,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:35,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:35,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:35,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:35,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:35,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 07:18:35,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:35,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:35,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:35,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:35,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:35,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:35,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:35,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:35,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:35,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:18:35,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:35,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:35,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:18:35,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:35,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:35,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:35,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:35,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:35,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:35,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:35,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:35,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:35,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:18:35,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:35,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:35,506 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:18:35,506 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [56030982] [2020-10-14 07:18:35,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:18:35,509 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:18:35,509 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344062676] [2020-10-14 07:18:35,515 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:18:35,515 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:18:35,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:18:35,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:18:35,532 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 4 states. [2020-10-14 07:18:36,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:18:36,489 INFO L93 Difference]: Finished difference Result 259 states and 334 transitions. [2020-10-14 07:18:36,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-14 07:18:36,491 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-10-14 07:18:36,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:18:36,509 INFO L225 Difference]: With dead ends: 259 [2020-10-14 07:18:36,509 INFO L226 Difference]: Without dead ends: 144 [2020-10-14 07:18:36,515 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:18:36,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-10-14 07:18:36,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 116. [2020-10-14 07:18:36,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-10-14 07:18:36,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 134 transitions. [2020-10-14 07:18:36,668 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 134 transitions. Word has length 59 [2020-10-14 07:18:36,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:18:36,669 INFO L479 AbstractCegarLoop]: Abstraction has 116 states and 134 transitions. [2020-10-14 07:18:36,669 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:18:36,669 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 134 transitions. [2020-10-14 07:18:36,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-14 07:18:36,679 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:18:36,679 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:18:36,679 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:18:36,680 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:18:36,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:18:36,680 INFO L82 PathProgramCache]: Analyzing trace with hash 681953817, now seen corresponding path program 1 times [2020-10-14 07:18:36,680 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:18:36,680 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1507525706] [2020-10-14 07:18:36,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:18:36,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:36,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:36,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:37,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:37,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:38,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:41,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:41,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-14 07:18:41,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:18:41,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-14 07:18:41,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:41,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:41,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:41,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-14 07:18:41,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:18:41,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:18:42,173 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:18:42,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:42,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:42,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 07:18:42,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:42,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:42,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:42,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:18:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:42,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:18:42,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:42,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:42,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:42,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:18:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:42,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:18:42,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:42,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:42,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:42,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:18:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:42,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:42,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:42,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:42,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:42,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:18:42,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:42,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:18:42,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:42,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:42,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:42,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:18:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:42,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:42,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:42,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:42,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:42,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 07:18:42,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:18:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:18:42,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:42,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:42,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:18:42,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:42,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:42,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:42,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:42,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:42,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:42,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 07:18:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:42,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:42,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:42,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:18:42,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:42,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 07:18:42,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:42,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:42,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:42,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:18:42,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:42,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,303 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:18:42,303 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1507525706] [2020-10-14 07:18:42,304 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:18:42,304 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 07:18:42,304 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341474894] [2020-10-14 07:18:42,307 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 07:18:42,307 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:18:42,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 07:18:42,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:18:42,308 INFO L87 Difference]: Start difference. First operand 116 states and 134 transitions. Second operand 5 states. [2020-10-14 07:18:42,828 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:18:43,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:18:43,461 INFO L93 Difference]: Finished difference Result 200 states and 242 transitions. [2020-10-14 07:18:43,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 07:18:43,462 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-10-14 07:18:43,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:18:43,464 INFO L225 Difference]: With dead ends: 200 [2020-10-14 07:18:43,464 INFO L226 Difference]: Without dead ends: 134 [2020-10-14 07:18:43,466 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:18:43,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-10-14 07:18:43,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 107. [2020-10-14 07:18:43,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-10-14 07:18:43,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 122 transitions. [2020-10-14 07:18:43,502 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 122 transitions. Word has length 60 [2020-10-14 07:18:43,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:18:43,503 INFO L479 AbstractCegarLoop]: Abstraction has 107 states and 122 transitions. [2020-10-14 07:18:43,503 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 07:18:43,503 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 122 transitions. [2020-10-14 07:18:43,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-14 07:18:43,505 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:18:43,505 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:18:43,505 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:18:43,505 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:18:43,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:18:43,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1283819914, now seen corresponding path program 1 times [2020-10-14 07:18:43,506 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:18:43,506 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [837387246] [2020-10-14 07:18:43,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:18:43,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:43,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:43,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:43,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:44,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:46,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:46,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-14 07:18:46,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:18:46,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2810 [2020-10-14 07:18:46,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:46,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:46,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:18:46,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-14 07:18:46,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:18:46,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:46,613 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:18:46,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:46,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:46,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:46,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:46,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:46,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-14 07:18:46,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:46,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:46,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:46,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:46,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:46,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:46,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:18:46,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:46,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:46,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:46,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:46,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:46,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:46,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:46,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:46,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:46,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:46,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:46,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:46,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:18:46,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:46,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:46,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:46,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:46,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:46,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:18:46,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:46,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:46,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:46,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:46,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:46,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:46,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:18:46,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:46,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:46,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:46,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:46,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:46,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:46,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:46,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:46,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:46,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:46,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:46,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:46,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:18:46,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:46,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:46,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:46,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:46,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:46,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:18:46,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:46,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:46,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:46,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:46,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:46,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:46,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:18:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:46,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:46,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:46,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:46,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:46,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:46,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:46,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:46,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:46,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:46,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:46,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:46,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:18:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:46,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:46,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:46,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:18:46,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:46,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:18:46,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:46,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:46,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:46,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:46,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:46,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:46,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:46,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:46,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:46,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:46,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:46,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:46,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:46,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:46,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:46,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:46,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:46,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:46,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:18:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:46,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:46,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:46,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:46,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:46,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-14 07:18:46,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:46,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:46,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:46,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:46,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:18:46,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:46,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-14 07:18:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:46,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:46,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:46,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:46,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:46,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:18:46,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:46,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:46,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:18:46,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:46,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:18:46,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:46,829 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 07:18:46,829 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [837387246] [2020-10-14 07:18:46,829 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:18:46,830 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:18:46,830 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872447636] [2020-10-14 07:18:46,830 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:18:46,831 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:18:46,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:18:46,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:18:46,831 INFO L87 Difference]: Start difference. First operand 107 states and 122 transitions. Second operand 8 states. [2020-10-14 07:18:47,267 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:18:48,253 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-10-14 07:18:48,814 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:18:49,073 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:18:49,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:18:49,162 INFO L93 Difference]: Finished difference Result 187 states and 234 transitions. [2020-10-14 07:18:49,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 07:18:49,163 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-10-14 07:18:49,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:18:49,164 INFO L225 Difference]: With dead ends: 187 [2020-10-14 07:18:49,164 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:18:49,170 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-14 07:18:49,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:18:49,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:18:49,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:18:49,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:18:49,171 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2020-10-14 07:18:49,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:18:49,171 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:18:49,171 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:18:49,171 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:18:49,171 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:18:49,172 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:18:49,174 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:18:50,290 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-10-14 07:18:50,454 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:18:50,626 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:18:50,778 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:18:50,941 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:18:51,162 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:18:51,338 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-14 07:18:51,489 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:18:51,659 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:18:51,814 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:18:51,962 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:18:52,120 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-10-14 07:18:52,300 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:18:52,473 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:18:52,663 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:18:52,818 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:18:52,974 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:18:53,010 INFO L268 CegarLoopResult]: For program point L609-2(lines 609 630) no Hoare annotation was computed. [2020-10-14 07:18:53,010 INFO L268 CegarLoopResult]: For program point L631(lines 608 632) no Hoare annotation was computed. [2020-10-14 07:18:53,010 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 584 639) no Hoare annotation was computed. [2020-10-14 07:18:53,010 INFO L268 CegarLoopResult]: For program point L615(lines 615 619) no Hoare annotation was computed. [2020-10-14 07:18:53,010 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 584 639) no Hoare annotation was computed. [2020-10-14 07:18:53,010 INFO L268 CegarLoopResult]: For program point L615-1(lines 615 619) no Hoare annotation was computed. [2020-10-14 07:18:53,010 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 584 639) no Hoare annotation was computed. [2020-10-14 07:18:53,011 INFO L268 CegarLoopResult]: For program point L610(line 610) no Hoare annotation was computed. [2020-10-14 07:18:53,011 INFO L268 CegarLoopResult]: For program point L672(lines 672 676) no Hoare annotation was computed. [2020-10-14 07:18:53,011 INFO L268 CegarLoopResult]: For program point L672-1(lines 672 676) no Hoare annotation was computed. [2020-10-14 07:18:53,011 INFO L268 CegarLoopResult]: For program point L667(line 667) no Hoare annotation was computed. [2020-10-14 07:18:53,011 INFO L268 CegarLoopResult]: For program point L666-2(lines 666 691) no Hoare annotation was computed. [2020-10-14 07:18:53,011 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 640 699) no Hoare annotation was computed. [2020-10-14 07:18:53,011 INFO L268 CegarLoopResult]: For program point L692(lines 665 693) no Hoare annotation was computed. [2020-10-14 07:18:53,012 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 640 699) no Hoare annotation was computed. [2020-10-14 07:18:53,012 INFO L268 CegarLoopResult]: For program point L685(line 685) no Hoare annotation was computed. [2020-10-14 07:18:53,012 INFO L268 CegarLoopResult]: For program point L685-1(line 685) no Hoare annotation was computed. [2020-10-14 07:18:53,012 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 640 699) no Hoare annotation was computed. [2020-10-14 07:18:53,012 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 147 153) the Hoare annotation is: true [2020-10-14 07:18:53,012 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 147 153) no Hoare annotation was computed. [2020-10-14 07:18:53,013 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 154 162) no Hoare annotation was computed. [2020-10-14 07:18:53,013 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 154 162) the Hoare annotation is: true [2020-10-14 07:18:53,013 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 154 162) no Hoare annotation was computed. [2020-10-14 07:18:53,013 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 484 491) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-14 07:18:53,013 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 484 491) no Hoare annotation was computed. [2020-10-14 07:18:53,013 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 484 491) no Hoare annotation was computed. [2020-10-14 07:18:53,013 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-10-14 07:18:53,013 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 492 501) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-14 07:18:53,014 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 492 501) no Hoare annotation was computed. [2020-10-14 07:18:53,014 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 492 501) no Hoare annotation was computed. [2020-10-14 07:18:53,014 INFO L271 CegarLoopResult]: At program point L512(line 512) the Hoare annotation is: true [2020-10-14 07:18:53,014 INFO L268 CegarLoopResult]: For program point L512-1(line 512) no Hoare annotation was computed. [2020-10-14 07:18:53,014 INFO L268 CegarLoopResult]: For program point L510(lines 510 527) no Hoare annotation was computed. [2020-10-14 07:18:53,014 INFO L268 CegarLoopResult]: For program point L510-1(lines 502 530) no Hoare annotation was computed. [2020-10-14 07:18:53,014 INFO L271 CegarLoopResult]: At program point L508(line 508) the Hoare annotation is: true [2020-10-14 07:18:53,014 INFO L268 CegarLoopResult]: For program point L508-1(line 508) no Hoare annotation was computed. [2020-10-14 07:18:53,015 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 502 530) the Hoare annotation is: true [2020-10-14 07:18:53,015 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 502 530) no Hoare annotation was computed. [2020-10-14 07:18:53,015 INFO L264 CegarLoopResult]: At program point L517(line 517) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 07:18:53,015 INFO L268 CegarLoopResult]: For program point L515(lines 515 521) no Hoare annotation was computed. [2020-10-14 07:18:53,015 INFO L268 CegarLoopResult]: For program point L514(lines 514 524) no Hoare annotation was computed. [2020-10-14 07:18:53,015 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 458 480) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:18:53,015 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 458 480) no Hoare annotation was computed. [2020-10-14 07:18:53,016 INFO L264 CegarLoopResult]: At program point L470(line 470) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:18:53,016 INFO L264 CegarLoopResult]: At program point L470-1(line 470) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:18:53,016 INFO L268 CegarLoopResult]: For program point L468(lines 468 475) no Hoare annotation was computed. [2020-10-14 07:18:53,016 INFO L268 CegarLoopResult]: For program point L468-1(lines 468 475) no Hoare annotation was computed. [2020-10-14 07:18:53,016 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-10-14 07:18:53,016 INFO L264 CegarLoopResult]: At program point L465(line 465) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:18:53,017 INFO L264 CegarLoopResult]: At program point L464(line 464) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:18:53,017 INFO L264 CegarLoopResult]: At program point L464-1(line 464) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:18:53,017 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 458 480) no Hoare annotation was computed. [2020-10-14 07:18:53,017 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 415 438) no Hoare annotation was computed. [2020-10-14 07:18:53,017 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 415 438) no Hoare annotation was computed. [2020-10-14 07:18:53,017 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 415 438) no Hoare annotation was computed. [2020-10-14 07:18:53,017 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-10-14 07:18:53,018 INFO L268 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-10-14 07:18:53,018 INFO L268 CegarLoopResult]: For program point L431(line 431) no Hoare annotation was computed. [2020-10-14 07:18:53,018 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-10-14 07:18:53,018 INFO L268 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-10-14 07:18:53,018 INFO L268 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2020-10-14 07:18:53,018 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-10-14 07:18:53,018 INFO L268 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-10-14 07:18:53,018 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-10-14 07:18:53,018 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-10-14 07:18:53,019 INFO L268 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-10-14 07:18:53,019 INFO L268 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2020-10-14 07:18:53,019 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-10-14 07:18:53,019 INFO L268 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-10-14 07:18:53,019 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 330 338) no Hoare annotation was computed. [2020-10-14 07:18:53,019 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 330 338) the Hoare annotation is: true [2020-10-14 07:18:53,019 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 330 338) no Hoare annotation was computed. [2020-10-14 07:18:53,019 INFO L268 CegarLoopResult]: For program point L346(lines 346 354) no Hoare annotation was computed. [2020-10-14 07:18:53,020 INFO L268 CegarLoopResult]: For program point L346-2(lines 346 354) no Hoare annotation was computed. [2020-10-14 07:18:53,020 INFO L268 CegarLoopResult]: For program point L369(line 369) no Hoare annotation was computed. [2020-10-14 07:18:53,020 INFO L268 CegarLoopResult]: For program point L369-1(line 369) no Hoare annotation was computed. [2020-10-14 07:18:53,020 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 339 374) no Hoare annotation was computed. [2020-10-14 07:18:53,020 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 339 374) no Hoare annotation was computed. [2020-10-14 07:18:53,020 INFO L268 CegarLoopResult]: For program point L358(lines 358 366) no Hoare annotation was computed. [2020-10-14 07:18:53,020 INFO L268 CegarLoopResult]: For program point L358-2(lines 358 366) no Hoare annotation was computed. [2020-10-14 07:18:53,020 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 339 374) no Hoare annotation was computed. [2020-10-14 07:18:53,021 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 140 146) no Hoare annotation was computed. [2020-10-14 07:18:53,021 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 140 146) the Hoare annotation is: true [2020-10-14 07:18:53,021 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 538 583) no Hoare annotation was computed. [2020-10-14 07:18:53,021 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 538 583) no Hoare annotation was computed. [2020-10-14 07:18:53,021 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 538 583) no Hoare annotation was computed. [2020-10-14 07:18:53,021 INFO L268 CegarLoopResult]: For program point L865(lines 865 885) no Hoare annotation was computed. [2020-10-14 07:18:53,021 INFO L268 CegarLoopResult]: For program point L865-1(lines 865 885) no Hoare annotation was computed. [2020-10-14 07:18:53,021 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 851 896) no Hoare annotation was computed. [2020-10-14 07:18:53,021 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 851 896) no Hoare annotation was computed. [2020-10-14 07:18:53,021 INFO L268 CegarLoopResult]: For program point L871(lines 871 878) no Hoare annotation was computed. [2020-10-14 07:18:53,022 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 851 896) no Hoare annotation was computed. [2020-10-14 07:18:53,022 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 447 457) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:18:53,022 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 447 457) no Hoare annotation was computed. [2020-10-14 07:18:53,022 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 447 457) no Hoare annotation was computed. [2020-10-14 07:18:53,022 INFO L264 CegarLoopResult]: At program point L452(line 452) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:18:53,022 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 319 329) the Hoare annotation is: true [2020-10-14 07:18:53,022 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 319 329) no Hoare annotation was computed. [2020-10-14 07:18:53,022 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 319 329) no Hoare annotation was computed. [2020-10-14 07:18:53,023 INFO L271 CegarLoopResult]: At program point L324(line 324) the Hoare annotation is: true [2020-10-14 07:18:53,023 INFO L268 CegarLoopResult]: For program point L324-1(line 324) no Hoare annotation was computed. [2020-10-14 07:18:53,023 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 311 318) the Hoare annotation is: true [2020-10-14 07:18:53,023 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 311 318) no Hoare annotation was computed. [2020-10-14 07:18:53,023 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 311 318) no Hoare annotation was computed. [2020-10-14 07:18:53,023 INFO L264 CegarLoopResult]: At program point L288(line 288) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:18:53,023 INFO L268 CegarLoopResult]: For program point L286(lines 286 294) no Hoare annotation was computed. [2020-10-14 07:18:53,024 INFO L264 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:18:53,024 INFO L268 CegarLoopResult]: For program point L284-1(line 284) no Hoare annotation was computed. [2020-10-14 07:18:53,024 INFO L268 CegarLoopResult]: For program point L282(lines 282 299) no Hoare annotation was computed. [2020-10-14 07:18:53,024 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 278 302) no Hoare annotation was computed. [2020-10-14 07:18:53,024 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 278 302) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:18:53,024 INFO L264 CegarLoopResult]: At program point L297(line 297) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:18:53,024 INFO L268 CegarLoopResult]: For program point L297-1(lines 278 302) no Hoare annotation was computed. [2020-10-14 07:18:53,024 INFO L264 CegarLoopResult]: At program point L292(line 292) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:18:53,024 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 270 276) no Hoare annotation was computed. [2020-10-14 07:18:53,025 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 270 276) the Hoare annotation is: true [2020-10-14 07:18:53,025 INFO L264 CegarLoopResult]: At program point L225(lines 176 226) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:18:53,025 INFO L264 CegarLoopResult]: At program point testENTRY(lines 167 232) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:18:53,025 INFO L268 CegarLoopResult]: For program point L215(lines 215 219) no Hoare annotation was computed. [2020-10-14 07:18:53,025 INFO L268 CegarLoopResult]: For program point testFINAL(lines 167 232) no Hoare annotation was computed. [2020-10-14 07:18:53,025 INFO L264 CegarLoopResult]: At program point L215-2(lines 207 220) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:18:53,025 INFO L268 CegarLoopResult]: For program point L178(lines 177 224) no Hoare annotation was computed. [2020-10-14 07:18:53,026 INFO L264 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:18:53,026 INFO L268 CegarLoopResult]: For program point L207(lines 207 220) no Hoare annotation was computed. [2020-10-14 07:18:53,026 INFO L264 CegarLoopResult]: At program point L199(line 199) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:18:53,026 INFO L268 CegarLoopResult]: For program point L197(lines 197 203) no Hoare annotation was computed. [2020-10-14 07:18:53,026 INFO L268 CegarLoopResult]: For program point L197-1(lines 197 203) no Hoare annotation was computed. [2020-10-14 07:18:53,026 INFO L264 CegarLoopResult]: At program point L222(lines 177 224) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:18:53,026 INFO L264 CegarLoopResult]: At program point L189(line 189) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:18:53,026 INFO L268 CegarLoopResult]: For program point L187(lines 187 193) no Hoare annotation was computed. [2020-10-14 07:18:53,027 INFO L268 CegarLoopResult]: For program point L187-1(lines 187 193) no Hoare annotation was computed. [2020-10-14 07:18:53,027 INFO L268 CegarLoopResult]: For program point L179(lines 179 183) no Hoare annotation was computed. [2020-10-14 07:18:53,027 INFO L268 CegarLoopResult]: For program point testEXIT(lines 167 232) no Hoare annotation was computed. [2020-10-14 07:18:53,027 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 805 850) no Hoare annotation was computed. [2020-10-14 07:18:53,027 INFO L268 CegarLoopResult]: For program point L825(lines 825 832) no Hoare annotation was computed. [2020-10-14 07:18:53,027 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 805 850) no Hoare annotation was computed. [2020-10-14 07:18:53,027 INFO L268 CegarLoopResult]: For program point L819(lines 819 839) no Hoare annotation was computed. [2020-10-14 07:18:53,027 INFO L268 CegarLoopResult]: For program point L819-1(lines 819 839) no Hoare annotation was computed. [2020-10-14 07:18:53,028 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 805 850) no Hoare annotation was computed. [2020-10-14 07:18:53,028 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-10-14 07:18:53,028 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-10-14 07:18:53,028 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-10-14 07:18:53,028 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-10-14 07:18:53,028 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-10-14 07:18:53,028 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 130 139) no Hoare annotation was computed. [2020-10-14 07:18:53,028 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 130 139) no Hoare annotation was computed. [2020-10-14 07:18:53,028 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 130 139) no Hoare annotation was computed. [2020-10-14 07:18:53,029 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 702 804) no Hoare annotation was computed. [2020-10-14 07:18:53,029 INFO L268 CegarLoopResult]: For program point L731(lines 731 747) no Hoare annotation was computed. [2020-10-14 07:18:53,029 INFO L268 CegarLoopResult]: For program point L791(lines 791 798) no Hoare annotation was computed. [2020-10-14 07:18:53,029 INFO L268 CegarLoopResult]: For program point L752(lines 751 771) no Hoare annotation was computed. [2020-10-14 07:18:53,029 INFO L268 CegarLoopResult]: For program point L783(line 783) no Hoare annotation was computed. [2020-10-14 07:18:53,029 INFO L268 CegarLoopResult]: For program point L783-1(line 783) no Hoare annotation was computed. [2020-10-14 07:18:53,029 INFO L268 CegarLoopResult]: For program point L748(lines 748 789) no Hoare annotation was computed. [2020-10-14 07:18:53,029 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 702 804) no Hoare annotation was computed. [2020-10-14 07:18:53,029 INFO L268 CegarLoopResult]: For program point L767(line 767) no Hoare annotation was computed. [2020-10-14 07:18:53,029 INFO L268 CegarLoopResult]: For program point L767-1(line 767) no Hoare annotation was computed. [2020-10-14 07:18:53,029 INFO L268 CegarLoopResult]: For program point L726(lines 726 730) no Hoare annotation was computed. [2020-10-14 07:18:53,029 INFO L268 CegarLoopResult]: For program point L790(lines 790 801) no Hoare annotation was computed. [2020-10-14 07:18:53,029 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 702 804) no Hoare annotation was computed. [2020-10-14 07:18:53,029 INFO L268 CegarLoopResult]: For program point L753(lines 753 757) no Hoare annotation was computed. [2020-10-14 07:18:53,030 INFO L268 CegarLoopResult]: For program point L751-2(lines 751 771) no Hoare annotation was computed. [2020-10-14 07:18:53,030 INFO L268 CegarLoopResult]: For program point L772(lines 750 773) no Hoare annotation was computed. [2020-10-14 07:18:53,030 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:18:53,030 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)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#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~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~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)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-10-14 07:18:53,030 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:18:53,030 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 303 310) no Hoare annotation was computed. [2020-10-14 07:18:53,030 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 303 310) no Hoare annotation was computed. [2020-10-14 07:18:53,030 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 303 310) no Hoare annotation was computed. [2020-10-14 07:18:53,030 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-10-14 07:18:53,030 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-10-14 07:18:53,031 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-10-14 07:18:53,031 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 07:18:53,031 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-10-14 07:18:53,031 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-10-14 07:18:53,031 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:18:53,031 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:18:53,031 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:18:53,031 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-10-14 07:18:53,031 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-10-14 07:18:53,031 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-10-14 07:18:53,031 INFO L264 CegarLoopResult]: At program point L257(lines 257 263) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:18:53,032 INFO L264 CegarLoopResult]: At program point L252(line 252) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:18:53,032 INFO L268 CegarLoopResult]: For program point L250(lines 246 268) no Hoare annotation was computed. [2020-10-14 07:18:53,032 INFO L268 CegarLoopResult]: For program point L248(lines 246 268) no Hoare annotation was computed. [2020-10-14 07:18:53,032 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 243 269) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:18:53,032 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 243 269) no Hoare annotation was computed. [2020-10-14 07:18:53,032 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 243 269) no Hoare annotation was computed. [2020-10-14 07:18:53,032 INFO L264 CegarLoopResult]: At program point L259(line 259) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:18:53,032 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 385 414) no Hoare annotation was computed. [2020-10-14 07:18:53,032 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 385 414) the Hoare annotation is: true [2020-10-14 07:18:53,032 INFO L271 CegarLoopResult]: At program point L410(lines 385 414) the Hoare annotation is: true [2020-10-14 07:18:53,033 INFO L268 CegarLoopResult]: For program point L406(line 406) no Hoare annotation was computed. [2020-10-14 07:18:53,033 INFO L268 CegarLoopResult]: For program point L399(lines 399 403) no Hoare annotation was computed. [2020-10-14 07:18:53,033 INFO L271 CegarLoopResult]: At program point L399-1(lines 399 403) the Hoare annotation is: true [2020-10-14 07:18:53,033 INFO L268 CegarLoopResult]: For program point L396(line 396) no Hoare annotation was computed. [2020-10-14 07:18:53,033 INFO L271 CegarLoopResult]: At program point L395-2(lines 395 409) the Hoare annotation is: true [2020-10-14 07:18:53,033 INFO L271 CegarLoopResult]: At program point L391(line 391) the Hoare annotation is: true [2020-10-14 07:18:53,033 INFO L268 CegarLoopResult]: For program point L391-1(line 391) no Hoare annotation was computed. [2020-10-14 07:18:53,033 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-10-14 07:18:53,034 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-10-14 07:18:53,034 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-10-14 07:18:53,034 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 439 445) no Hoare annotation was computed. [2020-10-14 07:18:53,034 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 439 445) the Hoare annotation is: true [2020-10-14 07:18:53,034 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:18:53,034 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-14 07:18:53,034 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:18:53,035 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:18:53,035 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 375 382) no Hoare annotation was computed. [2020-10-14 07:18:53,035 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 375 382) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:18:53,035 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 375 382) no Hoare annotation was computed. [2020-10-14 07:18:53,035 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-10-14 07:18:53,035 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-10-14 07:18:53,035 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:18:53,036 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 898 905) no Hoare annotation was computed. [2020-10-14 07:18:53,036 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 902) no Hoare annotation was computed. [2020-10-14 07:18:53,036 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 898 905) the Hoare annotation is: true [2020-10-14 07:18:53,036 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 898 905) no Hoare annotation was computed. [2020-10-14 07:18:53,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:18:53 BoogieIcfgContainer [2020-10-14 07:18:53,053 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:18:53,055 INFO L168 Benchmark]: Toolchain (without parser) took 24984.63 ms. Allocated memory was 147.8 MB in the beginning and 656.4 MB in the end (delta: 508.6 MB). Free memory was 102.8 MB in the beginning and 489.7 MB in the end (delta: -386.9 MB). Peak memory consumption was 514.8 MB. Max. memory is 7.1 GB. [2020-10-14 07:18:53,056 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. [2020-10-14 07:18:53,057 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.76 ms. Allocated memory was 147.8 MB in the beginning and 203.9 MB in the end (delta: 56.1 MB). Free memory was 102.8 MB in the beginning and 170.5 MB in the end (delta: -67.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2020-10-14 07:18:53,064 INFO L168 Benchmark]: Boogie Preprocessor took 85.64 ms. Allocated memory is still 203.9 MB. Free memory was 170.5 MB in the beginning and 166.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2020-10-14 07:18:53,066 INFO L168 Benchmark]: RCFGBuilder took 1021.60 ms. Allocated memory was 203.9 MB in the beginning and 233.8 MB in the end (delta: 29.9 MB). Free memory was 166.7 MB in the beginning and 193.1 MB in the end (delta: -26.3 MB). Peak memory consumption was 79.0 MB. Max. memory is 7.1 GB. [2020-10-14 07:18:53,067 INFO L168 Benchmark]: TraceAbstraction took 23211.82 ms. Allocated memory was 233.8 MB in the beginning and 656.4 MB in the end (delta: 422.6 MB). Free memory was 193.1 MB in the beginning and 489.7 MB in the end (delta: -296.6 MB). Peak memory consumption was 519.1 MB. Max. memory is 7.1 GB. [2020-10-14 07:18:53,078 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 659.76 ms. Allocated memory was 147.8 MB in the beginning and 203.9 MB in the end (delta: 56.1 MB). Free memory was 102.8 MB in the beginning and 170.5 MB in the end (delta: -67.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.64 ms. Allocated memory is still 203.9 MB. Free memory was 170.5 MB in the beginning and 166.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1021.60 ms. Allocated memory was 203.9 MB in the beginning and 233.8 MB in the end (delta: 29.9 MB). Free memory was 166.7 MB in the beginning and 193.1 MB in the end (delta: -26.3 MB). Peak memory consumption was 79.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23211.82 ms. Allocated memory was 233.8 MB in the beginning and 656.4 MB in the end (delta: 422.6 MB). Free memory was 193.1 MB in the beginning and 489.7 MB in the end (delta: -296.6 MB). Peak memory consumption was 519.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 902]: 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: 176]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 385]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 218 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.2s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 4.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 301 SDtfs, 308 SDslu, 208 SDs, 0 SdLazy, 614 SolverSat, 180 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=159occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 55 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 160 PreInvPairs, 180 NumberOfFragments, 559 HoareAnnotationTreeSize, 160 FomulaSimplifications, 3546 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 54 FomulaSimplificationsInter, 4821 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.1s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 181 ConstructedInterpolants, 0 QuantifiedInterpolants, 47615 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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...