/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_spec1_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 06:59:29,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:59:29,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:59:29,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:59:29,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:59:29,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:59:29,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:59:29,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:59:29,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:59:29,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:59:29,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:59:29,160 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:59:29,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:59:29,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:59:29,163 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:59:29,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:59:29,165 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:59:29,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:59:29,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:59:29,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:59:29,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:59:29,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:59:29,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:59:29,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:59:29,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:59:29,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:59:29,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:59:29,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:59:29,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:59:29,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:59:29,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:59:29,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:59:29,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:59:29,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:59:29,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:59:29,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:59:29,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:59:29,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:59:29,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:59:29,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:59:29,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:59:29,186 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 06:59:29,209 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:59:29,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:59:29,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:59:29,211 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:59:29,211 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:59:29,211 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:59:29,211 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:59:29,212 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:59:29,212 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:59:29,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:59:29,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:59:29,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:59:29,212 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:59:29,213 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:59:29,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:59:29,218 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:59:29,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:59:29,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:59:29,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:59:29,219 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:59:29,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:59:29,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:59:29,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:59:29,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:59:29,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:59:29,220 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:59:29,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:59:29,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:59:29,221 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:59:29,221 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 06:59:29,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:59:29,573 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:59:29,578 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:59:29,579 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:59:29,580 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:59:29,581 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product26.cil.c [2020-10-14 06:59:29,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f79d6e4ee/6e1e8d2e74be42689aa7cd36e489ac8b/FLAGfec99fab6 [2020-10-14 06:59:30,195 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:59:30,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product26.cil.c [2020-10-14 06:59:30,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f79d6e4ee/6e1e8d2e74be42689aa7cd36e489ac8b/FLAGfec99fab6 [2020-10-14 06:59:30,492 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f79d6e4ee/6e1e8d2e74be42689aa7cd36e489ac8b [2020-10-14 06:59:30,503 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:59:30,505 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:59:30,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:59:30,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:59:30,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:59:30,511 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:59:30" (1/1) ... [2020-10-14 06:59:30,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73af11df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:30, skipping insertion in model container [2020-10-14 06:59:30,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:59:30" (1/1) ... [2020-10-14 06:59:30,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:59:30,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:59:31,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:59:31,021 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:59:31,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:59:31,169 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:59:31,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:31 WrapperNode [2020-10-14 06:59:31,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:59:31,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:59:31,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:59:31,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:59:31,186 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:31" (1/1) ... [2020-10-14 06:59:31,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:31" (1/1) ... [2020-10-14 06:59:31,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:31" (1/1) ... [2020-10-14 06:59:31,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:31" (1/1) ... [2020-10-14 06:59:31,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:31" (1/1) ... [2020-10-14 06:59:31,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:31" (1/1) ... [2020-10-14 06:59:31,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:31" (1/1) ... [2020-10-14 06:59:31,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:59:31,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:59:31,278 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:59:31,278 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:59:31,279 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:31" (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 06:59:31,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:59:31,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:59:31,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:59:31,361 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:59:31,362 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:59:31,362 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:59:31,362 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:59:31,363 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 06:59:31,363 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 06:59:31,364 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 06:59:31,364 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 06:59:31,364 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 06:59:31,364 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 06:59:31,364 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-14 06:59:31,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:59:31,365 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 06:59:31,366 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 06:59:31,366 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:59:31,366 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 06:59:31,366 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:59:31,366 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 06:59:31,366 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 06:59:31,367 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 06:59:31,367 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-14 06:59:31,367 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 06:59:31,368 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 06:59:31,368 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 06:59:31,368 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 06:59:31,369 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 06:59:31,369 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-14 06:59:31,369 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 06:59:31,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:59:31,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:59:31,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:59:31,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:59:31,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:59:31,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:59:31,371 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:59:31,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:59:31,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:59:31,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:59:31,372 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:59:31,372 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:59:31,372 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:59:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:59:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:59:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 06:59:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 06:59:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 06:59:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 06:59:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 06:59:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 06:59:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-14 06:59:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:59:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:59:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 06:59:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:59:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 06:59:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 06:59:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 06:59:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 06:59:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:59:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:59:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 06:59:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:59:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 06:59:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 06:59:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 06:59:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 06:59:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 06:59:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-14 06:59:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-14 06:59:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 06:59:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:59:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:59:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:59:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:59:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:59:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:59:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:59:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:59:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:59:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:59:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:59:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:59:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:59:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:59:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:59:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:59:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:59:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:59:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:59:34,542 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:59:34,543 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 06:59:34,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:59:34 BoogieIcfgContainer [2020-10-14 06:59:34,548 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:59:34,550 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:59:34,550 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:59:34,553 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:59:34,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:59:30" (1/3) ... [2020-10-14 06:59:34,554 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36e540fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:59:34, skipping insertion in model container [2020-10-14 06:59:34,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:59:31" (2/3) ... [2020-10-14 06:59:34,555 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36e540fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:59:34, skipping insertion in model container [2020-10-14 06:59:34,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:59:34" (3/3) ... [2020-10-14 06:59:34,557 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product26.cil.c [2020-10-14 06:59:34,565 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:59:34,572 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:59:34,582 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:59:34,606 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:59:34,607 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:59:34,607 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:59:34,607 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:59:34,607 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:59:34,608 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:59:34,608 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:59:34,608 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:59:34,632 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states. [2020-10-14 06:59:34,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 06:59:34,642 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:59:34,644 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:59:34,644 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:59:34,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:59:34,651 INFO L82 PathProgramCache]: Analyzing trace with hash -1366605273, now seen corresponding path program 1 times [2020-10-14 06:59:34,661 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:59:34,661 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1233275903] [2020-10-14 06:59:34,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:59:34,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:35,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:35,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:36,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:36,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:36,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:39,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:39,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 06:59:39,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:59:39,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4718 [2020-10-14 06:59:39,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:39,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:39,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:39,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 06:59:39,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:39,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 06:59:40,023 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:59:40,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:59:40,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:40,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:40,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:40,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:40,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:40,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-14 06:59:40,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:40,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:40,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:40,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:40,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:40,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:40,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:59:40,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:40,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:40,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:40,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:40,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:40,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:40,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:40,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:40,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:40,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:40,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:40,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:40,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:59:40,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:40,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:40,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:40,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:40,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:40,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:40,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:40,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:40,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:40,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:40,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:40,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:40,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:59:40,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:40,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:40,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:40,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:40,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:40,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:59:40,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:40,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:40,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:40,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:40,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:40,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:40,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:59:40,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:40,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:40,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:40,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:40,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:40,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:59:40,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:40,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:40,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:40,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:40,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:40,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:40,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 06:59:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:40,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:40,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:40,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:40,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:40,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:59:40,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:40,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:40,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:40,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:59:40,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:40,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:40,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 06:59:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:40,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:40,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:40,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:40,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:40,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:40,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:40,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:40,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:40,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:59:40,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:40,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:40,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:59:40,172 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1233275903] [2020-10-14 06:59:40,174 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:59:40,175 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 06:59:40,176 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278912825] [2020-10-14 06:59:40,182 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 06:59:40,182 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:59:40,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 06:59:40,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 06:59:40,199 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 3 states. [2020-10-14 06:59:41,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:59:41,381 INFO L93 Difference]: Finished difference Result 256 states and 337 transitions. [2020-10-14 06:59:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 06:59:41,384 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 06:59:41,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:59:41,404 INFO L225 Difference]: With dead ends: 256 [2020-10-14 06:59:41,404 INFO L226 Difference]: Without dead ends: 139 [2020-10-14 06:59:41,412 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 06:59:41,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2020-10-14 06:59:41,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 108. [2020-10-14 06:59:41,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-10-14 06:59:41,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 125 transitions. [2020-10-14 06:59:41,581 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 125 transitions. Word has length 46 [2020-10-14 06:59:41,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:59:41,582 INFO L479 AbstractCegarLoop]: Abstraction has 108 states and 125 transitions. [2020-10-14 06:59:41,582 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 06:59:41,582 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 125 transitions. [2020-10-14 06:59:41,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 06:59:41,587 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:59:41,587 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:59:41,587 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:59:41,588 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:59:41,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:59:41,588 INFO L82 PathProgramCache]: Analyzing trace with hash -1231838071, now seen corresponding path program 1 times [2020-10-14 06:59:41,588 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:59:41,589 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [765476352] [2020-10-14 06:59:41,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:59:41,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:41,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:41,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:42,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:43,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:43,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:46,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:46,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 06:59:46,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:59:46,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 06:59:46,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:46,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:46,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:59:46,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 06:59:46,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 06:59:46,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:59:46,935 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:59:46,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:59:46,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:46,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:46,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:46,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:46,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:46,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-14 06:59:46,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:46,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:46,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:46,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:46,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:46,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:47,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:59:47,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:47,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:47,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:47,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:47,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:47,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:59:47,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:47,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:47,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:47,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:47,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:47,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:47,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:59:47,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:47,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:47,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:47,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:47,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:47,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:59:47,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:47,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:47,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:47,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:47,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:47,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:47,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:59:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:47,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:47,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:47,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:47,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:47,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:47,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:47,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:47,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:47,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:47,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:47,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:47,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:59:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:47,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:47,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:47,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:47,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:47,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:47,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:47,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:47,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:47,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:47,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:47,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:47,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 06:59:47,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:47,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:47,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:47,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:47,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:47,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:47,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:47,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:47,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:47,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:59:47,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:47,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:47,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 06:59:47,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:47,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:47,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:47,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:47,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:47,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:59:47,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:47,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:47,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:47,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:59:47,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:47,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:47,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:59:47,053 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [765476352] [2020-10-14 06:59:47,057 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:59:47,057 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 06:59:47,058 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823107033] [2020-10-14 06:59:47,061 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 06:59:47,061 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:59:47,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 06:59:47,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 06:59:47,062 INFO L87 Difference]: Start difference. First operand 108 states and 125 transitions. Second operand 4 states. [2020-10-14 06:59:47,543 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 06:59:48,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:59:48,243 INFO L93 Difference]: Finished difference Result 185 states and 224 transitions. [2020-10-14 06:59:48,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 06:59:48,244 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-14 06:59:48,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:59:48,246 INFO L225 Difference]: With dead ends: 185 [2020-10-14 06:59:48,247 INFO L226 Difference]: Without dead ends: 123 [2020-10-14 06:59:48,248 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 06:59:48,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-10-14 06:59:48,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 99. [2020-10-14 06:59:48,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-10-14 06:59:48,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2020-10-14 06:59:48,280 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 47 [2020-10-14 06:59:48,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:59:48,280 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2020-10-14 06:59:48,280 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 06:59:48,280 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2020-10-14 06:59:48,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 06:59:48,282 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:59:48,282 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:59:48,283 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:59:48,283 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:59:48,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:59:48,283 INFO L82 PathProgramCache]: Analyzing trace with hash 1636281737, now seen corresponding path program 1 times [2020-10-14 06:59:48,284 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:59:48,284 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1265634255] [2020-10-14 06:59:48,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:59:48,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:48,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:48,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:49,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:49,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:52,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:52,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 06:59:52,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:59:52,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3888 [2020-10-14 06:59:52,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:52,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:52,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 06:59:52,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-14 06:59:52,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 06:59:52,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:52,504 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:59:52,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:59:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:52,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:52,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:52,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:52,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:52,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 06:59:52,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:52,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:52,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:52,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:52,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:52,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:52,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:59:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:52,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:52,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:52,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:52,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:52,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:59:52,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:52,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:52,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:52,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:52,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:52,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:52,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:59:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:52,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:52,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:52,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:52,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:52,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:59:52,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:52,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:52,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:52,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:52,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:52,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:52,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:59:52,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:52,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:52,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:52,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:52,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:52,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:52,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:52,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:52,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:52,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:52,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:52,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:52,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:59:52,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:52,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:52,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:52,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:52,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:52,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:59:52,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:52,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:52,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:52,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:52,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:52,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:52,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 06:59:52,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:52,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:52,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:52,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:52,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:52,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:52,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:52,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:52,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:59:52,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:52,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:59:52,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:52,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 06:59:52,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:52,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:52,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:52,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:52,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:52,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:59:52,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:52,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:52,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:59:52,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:52,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:59:52,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:52,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:59:52,597 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1265634255] [2020-10-14 06:59:52,597 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:59:52,597 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 06:59:52,598 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419541008] [2020-10-14 06:59:52,598 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 06:59:52,598 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:59:52,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 06:59:52,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 06:59:52,599 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 7 states. [2020-10-14 06:59:52,994 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 06:59:53,799 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 06:59:54,082 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 06:59:54,337 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 06:59:54,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:59:54,446 INFO L93 Difference]: Finished difference Result 166 states and 203 transitions. [2020-10-14 06:59:54,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 06:59:54,451 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-14 06:59:54,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:59:54,452 INFO L225 Difference]: With dead ends: 166 [2020-10-14 06:59:54,452 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 06:59:54,453 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:59:54,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 06:59:54,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 06:59:54,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 06:59:54,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 06:59:54,454 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2020-10-14 06:59:54,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:59:54,455 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 06:59:54,455 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 06:59:54,455 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 06:59:54,455 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 06:59:54,455 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:59:54,458 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 06:59:55,588 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-14 06:59:55,736 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:55,873 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:59:56,010 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-14 06:59:56,154 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:56,298 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:56,453 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:59:56,682 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:59:56,836 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:59:56,994 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:59:57,145 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:59:57,311 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:57,477 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:57,624 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:57,767 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:59:57,923 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:58,092 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:59:58,113 INFO L268 CegarLoopResult]: For program point L565(lines 565 569) no Hoare annotation was computed. [2020-10-14 06:59:58,113 INFO L268 CegarLoopResult]: For program point L565-1(lines 565 569) no Hoare annotation was computed. [2020-10-14 06:59:58,113 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 534 589) no Hoare annotation was computed. [2020-10-14 06:59:58,114 INFO L268 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2020-10-14 06:59:58,114 INFO L268 CegarLoopResult]: For program point L559-2(lines 559 580) no Hoare annotation was computed. [2020-10-14 06:59:58,114 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 534 589) no Hoare annotation was computed. [2020-10-14 06:59:58,114 INFO L268 CegarLoopResult]: For program point L581(lines 558 582) no Hoare annotation was computed. [2020-10-14 06:59:58,114 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 534 589) no Hoare annotation was computed. [2020-10-14 06:59:58,114 INFO L268 CegarLoopResult]: For program point L635(line 635) no Hoare annotation was computed. [2020-10-14 06:59:58,114 INFO L268 CegarLoopResult]: For program point L635-1(line 635) no Hoare annotation was computed. [2020-10-14 06:59:58,115 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 590 649) no Hoare annotation was computed. [2020-10-14 06:59:58,115 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 590 649) no Hoare annotation was computed. [2020-10-14 06:59:58,115 INFO L268 CegarLoopResult]: For program point L622(lines 622 626) no Hoare annotation was computed. [2020-10-14 06:59:58,115 INFO L268 CegarLoopResult]: For program point L622-1(lines 622 626) no Hoare annotation was computed. [2020-10-14 06:59:58,115 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 590 649) no Hoare annotation was computed. [2020-10-14 06:59:58,115 INFO L268 CegarLoopResult]: For program point L617(line 617) no Hoare annotation was computed. [2020-10-14 06:59:58,115 INFO L268 CegarLoopResult]: For program point L616-2(lines 616 641) no Hoare annotation was computed. [2020-10-14 06:59:58,116 INFO L268 CegarLoopResult]: For program point L642(lines 615 643) no Hoare annotation was computed. [2020-10-14 06:59:58,116 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-14 06:59:58,116 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-14 06:59:58,116 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-14 06:59:58,116 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-14 06:59:58,116 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-14 06:59:58,117 INFO L264 CegarLoopResult]: At program point L289(line 289) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:58,117 INFO L264 CegarLoopResult]: At program point L289-1(line 289) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:58,117 INFO L268 CegarLoopResult]: For program point L287(lines 287 294) no Hoare annotation was computed. [2020-10-14 06:59:58,117 INFO L268 CegarLoopResult]: For program point L287-1(lines 287 294) no Hoare annotation was computed. [2020-10-14 06:59:58,117 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 277 299) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:58,117 INFO L268 CegarLoopResult]: For program point L285(line 285) no Hoare annotation was computed. [2020-10-14 06:59:58,117 INFO L264 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:58,118 INFO L264 CegarLoopResult]: At program point L283(line 283) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:58,118 INFO L264 CegarLoopResult]: At program point L283-1(line 283) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:58,118 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 277 299) no Hoare annotation was computed. [2020-10-14 06:59:58,118 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 277 299) no Hoare annotation was computed. [2020-10-14 06:59:58,118 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 235 258) no Hoare annotation was computed. [2020-10-14 06:59:58,118 INFO L268 CegarLoopResult]: For program point L253(line 253) no Hoare annotation was computed. [2020-10-14 06:59:58,118 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 235 258) no Hoare annotation was computed. [2020-10-14 06:59:58,118 INFO L268 CegarLoopResult]: For program point L252(line 252) no Hoare annotation was computed. [2020-10-14 06:59:58,118 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 235 258) no Hoare annotation was computed. [2020-10-14 06:59:58,119 INFO L268 CegarLoopResult]: For program point L251(line 251) no Hoare annotation was computed. [2020-10-14 06:59:58,119 INFO L268 CegarLoopResult]: For program point L250(line 250) no Hoare annotation was computed. [2020-10-14 06:59:58,119 INFO L268 CegarLoopResult]: For program point L249(line 249) no Hoare annotation was computed. [2020-10-14 06:59:58,119 INFO L268 CegarLoopResult]: For program point L248(line 248) no Hoare annotation was computed. [2020-10-14 06:59:58,119 INFO L268 CegarLoopResult]: For program point L247(line 247) no Hoare annotation was computed. [2020-10-14 06:59:58,119 INFO L268 CegarLoopResult]: For program point L246(line 246) no Hoare annotation was computed. [2020-10-14 06:59:58,119 INFO L268 CegarLoopResult]: For program point L245(line 245) no Hoare annotation was computed. [2020-10-14 06:59:58,119 INFO L268 CegarLoopResult]: For program point L244(line 244) no Hoare annotation was computed. [2020-10-14 06:59:58,119 INFO L268 CegarLoopResult]: For program point L243(line 243) no Hoare annotation was computed. [2020-10-14 06:59:58,120 INFO L268 CegarLoopResult]: For program point L242(line 242) no Hoare annotation was computed. [2020-10-14 06:59:58,120 INFO L268 CegarLoopResult]: For program point L241(line 241) no Hoare annotation was computed. [2020-10-14 06:59:58,120 INFO L268 CegarLoopResult]: For program point L240(line 240) no Hoare annotation was computed. [2020-10-14 06:59:58,120 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 409 417) no Hoare annotation was computed. [2020-10-14 06:59:58,120 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 409 417) the Hoare annotation is: true [2020-10-14 06:59:58,120 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 409 417) no Hoare annotation was computed. [2020-10-14 06:59:58,120 INFO L268 CegarLoopResult]: For program point L463(lines 463 467) no Hoare annotation was computed. [2020-10-14 06:59:58,120 INFO L271 CegarLoopResult]: At program point L461(line 461) the Hoare annotation is: true [2020-10-14 06:59:58,121 INFO L268 CegarLoopResult]: For program point L463-2(lines 463 467) no Hoare annotation was computed. [2020-10-14 06:59:58,121 INFO L268 CegarLoopResult]: For program point L461-1(line 461) no Hoare annotation was computed. [2020-10-14 06:59:58,121 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 454 472) the Hoare annotation is: true [2020-10-14 06:59:58,121 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 454 472) no Hoare annotation was computed. [2020-10-14 06:59:58,121 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 454 472) no Hoare annotation was computed. [2020-10-14 06:59:58,121 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-10-14 06:59:58,121 INFO L268 CegarLoopResult]: For program point L448-1(line 448) no Hoare annotation was computed. [2020-10-14 06:59:58,121 INFO L268 CegarLoopResult]: For program point L437(lines 437 445) no Hoare annotation was computed. [2020-10-14 06:59:58,122 INFO L268 CegarLoopResult]: For program point L437-2(lines 437 445) no Hoare annotation was computed. [2020-10-14 06:59:58,122 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 418 453) no Hoare annotation was computed. [2020-10-14 06:59:58,122 INFO L268 CegarLoopResult]: For program point L425(lines 425 433) no Hoare annotation was computed. [2020-10-14 06:59:58,122 INFO L268 CegarLoopResult]: For program point L425-2(lines 425 433) no Hoare annotation was computed. [2020-10-14 06:59:58,122 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 418 453) no Hoare annotation was computed. [2020-10-14 06:59:58,122 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 418 453) no Hoare annotation was computed. [2020-10-14 06:59:58,122 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-14 06:59:58,122 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-14 06:59:58,122 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 488 533) no Hoare annotation was computed. [2020-10-14 06:59:58,123 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 488 533) no Hoare annotation was computed. [2020-10-14 06:59:58,123 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 488 533) no Hoare annotation was computed. [2020-10-14 06:59:58,123 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 801 846) no Hoare annotation was computed. [2020-10-14 06:59:58,123 INFO L268 CegarLoopResult]: For program point L821(lines 821 828) no Hoare annotation was computed. [2020-10-14 06:59:58,123 INFO L268 CegarLoopResult]: For program point L815(lines 815 835) no Hoare annotation was computed. [2020-10-14 06:59:58,123 INFO L268 CegarLoopResult]: For program point L815-1(lines 815 835) no Hoare annotation was computed. [2020-10-14 06:59:58,123 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 801 846) no Hoare annotation was computed. [2020-10-14 06:59:58,123 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 801 846) no Hoare annotation was computed. [2020-10-14 06:59:58,123 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 267 276) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:58,124 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 267 276) no Hoare annotation was computed. [2020-10-14 06:59:58,124 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 267 276) no Hoare annotation was computed. [2020-10-14 06:59:58,124 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 398 408) no Hoare annotation was computed. [2020-10-14 06:59:58,124 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 398 408) no Hoare annotation was computed. [2020-10-14 06:59:58,124 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 398 408) no Hoare annotation was computed. [2020-10-14 06:59:58,124 INFO L268 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-10-14 06:59:58,124 INFO L268 CegarLoopResult]: For program point L403-1(line 403) no Hoare annotation was computed. [2020-10-14 06:59:58,124 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 390 397) the Hoare annotation is: true [2020-10-14 06:59:58,124 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 390 397) no Hoare annotation was computed. [2020-10-14 06:59:58,124 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 390 397) no Hoare annotation was computed. [2020-10-14 06:59:58,125 INFO L264 CegarLoopResult]: At program point L353(line 353) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:59:58,125 INFO L264 CegarLoopResult]: At program point L349(line 349) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:59:58,125 INFO L268 CegarLoopResult]: For program point L347(lines 347 355) no Hoare annotation was computed. [2020-10-14 06:59:58,125 INFO L264 CegarLoopResult]: At program point L345(line 345) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:59:58,125 INFO L268 CegarLoopResult]: For program point L345-1(line 345) no Hoare annotation was computed. [2020-10-14 06:59:58,125 INFO L268 CegarLoopResult]: For program point L343(lines 343 360) no Hoare annotation was computed. [2020-10-14 06:59:58,125 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 339 363) no Hoare annotation was computed. [2020-10-14 06:59:58,125 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 339 363) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:58,126 INFO L264 CegarLoopResult]: At program point L358(line 358) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:58,126 INFO L268 CegarLoopResult]: For program point L358-1(lines 339 363) no Hoare annotation was computed. [2020-10-14 06:59:58,126 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 331 337) no Hoare annotation was computed. [2020-10-14 06:59:58,126 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 331 337) the Hoare annotation is: true [2020-10-14 06:59:58,126 INFO L268 CegarLoopResult]: For program point L896(lines 896 900) no Hoare annotation was computed. [2020-10-14 06:59:58,126 INFO L264 CegarLoopResult]: At program point testENTRY(lines 848 913) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:58,126 INFO L264 CegarLoopResult]: At program point L896-2(lines 888 901) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:59:58,127 INFO L268 CegarLoopResult]: For program point L859(lines 858 905) no Hoare annotation was computed. [2020-10-14 06:59:58,127 INFO L264 CegarLoopResult]: At program point L890(line 890) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:59:58,127 INFO L268 CegarLoopResult]: For program point L888(lines 888 901) no Hoare annotation was computed. [2020-10-14 06:59:58,127 INFO L268 CegarLoopResult]: For program point testFINAL(lines 848 913) no Hoare annotation was computed. [2020-10-14 06:59:58,127 INFO L264 CegarLoopResult]: At program point L880(line 880) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:59:58,127 INFO L268 CegarLoopResult]: For program point L878(lines 878 884) no Hoare annotation was computed. [2020-10-14 06:59:58,127 INFO L268 CegarLoopResult]: For program point L878-1(lines 878 884) no Hoare annotation was computed. [2020-10-14 06:59:58,127 INFO L264 CegarLoopResult]: At program point L903(lines 858 905) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:59:58,128 INFO L264 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:59:58,128 INFO L268 CegarLoopResult]: For program point L868(lines 868 874) no Hoare annotation was computed. [2020-10-14 06:59:58,128 INFO L268 CegarLoopResult]: For program point L868-1(lines 868 874) no Hoare annotation was computed. [2020-10-14 06:59:58,128 INFO L268 CegarLoopResult]: For program point L860(lines 860 864) no Hoare annotation was computed. [2020-10-14 06:59:58,128 INFO L264 CegarLoopResult]: At program point L906(lines 857 907) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:59:58,128 INFO L268 CegarLoopResult]: For program point testEXIT(lines 848 913) no Hoare annotation was computed. [2020-10-14 06:59:58,128 INFO L268 CegarLoopResult]: For program point L769(lines 769 789) no Hoare annotation was computed. [2020-10-14 06:59:58,128 INFO L268 CegarLoopResult]: For program point L769-1(lines 769 789) no Hoare annotation was computed. [2020-10-14 06:59:58,129 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 755 800) no Hoare annotation was computed. [2020-10-14 06:59:58,129 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 755 800) no Hoare annotation was computed. [2020-10-14 06:59:58,129 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 755 800) no Hoare annotation was computed. [2020-10-14 06:59:58,129 INFO L268 CegarLoopResult]: For program point L775(lines 775 782) no Hoare annotation was computed. [2020-10-14 06:59:58,129 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 364 371) no Hoare annotation was computed. [2020-10-14 06:59:58,129 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 364 371) no Hoare annotation was computed. [2020-10-14 06:59:58,129 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 364 371) no Hoare annotation was computed. [2020-10-14 06:59:58,129 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 164 172) no Hoare annotation was computed. [2020-10-14 06:59:58,130 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 164 172) the Hoare annotation is: true [2020-10-14 06:59:58,130 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 164 172) no Hoare annotation was computed. [2020-10-14 06:59:58,130 INFO L268 CegarLoopResult]: For program point L140(lines 140 148) no Hoare annotation was computed. [2020-10-14 06:59:58,130 INFO L268 CegarLoopResult]: For program point L140-2(lines 140 148) no Hoare annotation was computed. [2020-10-14 06:59:58,130 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 132 154) no Hoare annotation was computed. [2020-10-14 06:59:58,130 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 132 154) no Hoare annotation was computed. [2020-10-14 06:59:58,130 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 132 154) no Hoare annotation was computed. [2020-10-14 06:59:58,131 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-14 06:59:58,131 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-14 06:59:58,131 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-14 06:59:58,131 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 652 754) no Hoare annotation was computed. [2020-10-14 06:59:58,131 INFO L268 CegarLoopResult]: For program point L702(lines 701 721) no Hoare annotation was computed. [2020-10-14 06:59:58,131 INFO L268 CegarLoopResult]: For program point L733(line 733) no Hoare annotation was computed. [2020-10-14 06:59:58,131 INFO L268 CegarLoopResult]: For program point L733-1(line 733) no Hoare annotation was computed. [2020-10-14 06:59:58,131 INFO L268 CegarLoopResult]: For program point L698(lines 698 739) no Hoare annotation was computed. [2020-10-14 06:59:58,132 INFO L268 CegarLoopResult]: For program point L717(line 717) no Hoare annotation was computed. [2020-10-14 06:59:58,132 INFO L268 CegarLoopResult]: For program point L717-1(line 717) no Hoare annotation was computed. [2020-10-14 06:59:58,132 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 652 754) no Hoare annotation was computed. [2020-10-14 06:59:58,132 INFO L268 CegarLoopResult]: For program point L676(lines 676 680) no Hoare annotation was computed. [2020-10-14 06:59:58,132 INFO L268 CegarLoopResult]: For program point L740(lines 740 751) no Hoare annotation was computed. [2020-10-14 06:59:58,132 INFO L268 CegarLoopResult]: For program point L703(lines 703 707) no Hoare annotation was computed. [2020-10-14 06:59:58,132 INFO L268 CegarLoopResult]: For program point L701-2(lines 701 721) no Hoare annotation was computed. [2020-10-14 06:59:58,132 INFO L268 CegarLoopResult]: For program point L722(lines 700 723) no Hoare annotation was computed. [2020-10-14 06:59:58,133 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 652 754) no Hoare annotation was computed. [2020-10-14 06:59:58,133 INFO L268 CegarLoopResult]: For program point L681(lines 681 697) no Hoare annotation was computed. [2020-10-14 06:59:58,133 INFO L268 CegarLoopResult]: For program point L741(lines 741 748) no Hoare annotation was computed. [2020-10-14 06:59:58,133 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:59:58,134 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#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~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.base| |old(#t~string62.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)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 06:59:58,134 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:59:58,134 INFO L268 CegarLoopResult]: For program point L384(line 384) no Hoare annotation was computed. [2020-10-14 06:59:58,134 INFO L268 CegarLoopResult]: For program point L384-1(lines 373 389) no Hoare annotation was computed. [2020-10-14 06:59:58,134 INFO L268 CegarLoopResult]: For program point L380(lines 380 386) no Hoare annotation was computed. [2020-10-14 06:59:58,134 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 373 389) no Hoare annotation was computed. [2020-10-14 06:59:58,135 INFO L268 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-10-14 06:59:58,135 INFO L268 CegarLoopResult]: For program point L378-1(line 378) no Hoare annotation was computed. [2020-10-14 06:59:58,135 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 373 389) no Hoare annotation was computed. [2020-10-14 06:59:58,135 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 155 163) no Hoare annotation was computed. [2020-10-14 06:59:58,135 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 155 163) no Hoare annotation was computed. [2020-10-14 06:59:58,135 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 155 163) no Hoare annotation was computed. [2020-10-14 06:59:58,136 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 111 122) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 06:59:58,136 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 111 122) no Hoare annotation was computed. [2020-10-14 06:59:58,136 INFO L268 CegarLoopResult]: For program point L115-1(lines 111 122) no Hoare annotation was computed. [2020-10-14 06:59:58,136 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:59:58,136 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 06:59:58,136 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:59:58,136 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 123 131) the Hoare annotation is: true [2020-10-14 06:59:58,137 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 123 131) no Hoare annotation was computed. [2020-10-14 06:59:58,137 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 123 131) no Hoare annotation was computed. [2020-10-14 06:59:58,137 INFO L264 CegarLoopResult]: At program point L320(line 320) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:58,137 INFO L264 CegarLoopResult]: At program point L318(lines 318 324) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:58,137 INFO L264 CegarLoopResult]: At program point L313(line 313) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:59:58,137 INFO L268 CegarLoopResult]: For program point L311(lines 310 329) no Hoare annotation was computed. [2020-10-14 06:59:58,138 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 307 330) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:59:58,138 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 307 330) no Hoare annotation was computed. [2020-10-14 06:59:58,138 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 307 330) no Hoare annotation was computed. [2020-10-14 06:59:58,138 INFO L268 CegarLoopResult]: For program point L225(line 225) no Hoare annotation was computed. [2020-10-14 06:59:58,138 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 204 233) no Hoare annotation was computed. [2020-10-14 06:59:58,138 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 204 233) the Hoare annotation is: true [2020-10-14 06:59:58,139 INFO L268 CegarLoopResult]: For program point L218(lines 218 222) no Hoare annotation was computed. [2020-10-14 06:59:58,139 INFO L271 CegarLoopResult]: At program point L218-1(lines 218 222) the Hoare annotation is: true [2020-10-14 06:59:58,139 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-10-14 06:59:58,139 INFO L271 CegarLoopResult]: At program point L214-2(lines 214 228) the Hoare annotation is: true [2020-10-14 06:59:58,139 INFO L271 CegarLoopResult]: At program point L210(line 210) the Hoare annotation is: true [2020-10-14 06:59:58,139 INFO L268 CegarLoopResult]: For program point L210-1(line 210) no Hoare annotation was computed. [2020-10-14 06:59:58,139 INFO L271 CegarLoopResult]: At program point L229(lines 204 233) the Hoare annotation is: true [2020-10-14 06:59:58,140 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 87 98) the Hoare annotation is: true [2020-10-14 06:59:58,140 INFO L268 CegarLoopResult]: For program point L91-1(lines 87 98) no Hoare annotation was computed. [2020-10-14 06:59:58,140 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 87 98) no Hoare annotation was computed. [2020-10-14 06:59:58,140 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 259 265) no Hoare annotation was computed. [2020-10-14 06:59:58,140 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 259 265) the Hoare annotation is: true [2020-10-14 06:59:58,140 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:59:58,140 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-14 06:59:58,141 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 06:59:58,141 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:59:58,141 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 473 480) no Hoare annotation was computed. [2020-10-14 06:59:58,141 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 473 480) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-14 06:59:58,141 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 473 480) no Hoare annotation was computed. [2020-10-14 06:59:58,141 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 99 110) no Hoare annotation was computed. [2020-10-14 06:59:58,142 INFO L268 CegarLoopResult]: For program point L103-1(lines 99 110) no Hoare annotation was computed. [2020-10-14 06:59:58,142 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 99 110) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 06:59:58,142 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 915 922) no Hoare annotation was computed. [2020-10-14 06:59:58,142 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 919) no Hoare annotation was computed. [2020-10-14 06:59:58,142 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 915 922) the Hoare annotation is: true [2020-10-14 06:59:58,143 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 915 922) no Hoare annotation was computed. [2020-10-14 06:59:58,143 INFO L264 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 06:59:58,143 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 176 200) the Hoare annotation is: true [2020-10-14 06:59:58,143 INFO L268 CegarLoopResult]: For program point L188(lines 188 194) no Hoare annotation was computed. [2020-10-14 06:59:58,143 INFO L271 CegarLoopResult]: At program point L186(line 186) the Hoare annotation is: true [2020-10-14 06:59:58,143 INFO L268 CegarLoopResult]: For program point L186-1(line 186) no Hoare annotation was computed. [2020-10-14 06:59:58,144 INFO L268 CegarLoopResult]: For program point L184(lines 184 197) no Hoare annotation was computed. [2020-10-14 06:59:58,144 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 176 200) no Hoare annotation was computed. [2020-10-14 06:59:58,144 INFO L268 CegarLoopResult]: For program point L184-1(lines 176 200) no Hoare annotation was computed. [2020-10-14 06:59:58,144 INFO L271 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: true [2020-10-14 06:59:58,144 INFO L268 CegarLoopResult]: For program point L182-1(line 182) no Hoare annotation was computed. [2020-10-14 06:59:58,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 06:59:58 BoogieIcfgContainer [2020-10-14 06:59:58,164 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 06:59:58,166 INFO L168 Benchmark]: Toolchain (without parser) took 27660.99 ms. Allocated memory was 146.8 MB in the beginning and 637.5 MB in the end (delta: 490.7 MB). Free memory was 101.9 MB in the beginning and 90.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 505.3 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:58,167 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 146.8 MB. Free memory was 121.4 MB in the beginning and 120.9 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-14 06:59:58,168 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.48 ms. Allocated memory was 146.8 MB in the beginning and 202.9 MB in the end (delta: 56.1 MB). Free memory was 101.5 MB in the beginning and 170.7 MB in the end (delta: -69.2 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:58,169 INFO L168 Benchmark]: Boogie Preprocessor took 102.68 ms. Allocated memory is still 202.9 MB. Free memory was 170.7 MB in the beginning and 166.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:58,170 INFO L168 Benchmark]: RCFGBuilder took 3274.64 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 166.6 MB in the beginning and 199.5 MB in the end (delta: -32.8 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:58,171 INFO L168 Benchmark]: TraceAbstraction took 23614.05 ms. Allocated memory was 235.9 MB in the beginning and 637.5 MB in the end (delta: 401.6 MB). Free memory was 197.7 MB in the beginning and 90.4 MB in the end (delta: 107.4 MB). Peak memory consumption was 512.0 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:58,175 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 146.8 MB. Free memory was 121.4 MB in the beginning and 120.9 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 664.48 ms. Allocated memory was 146.8 MB in the beginning and 202.9 MB in the end (delta: 56.1 MB). Free memory was 101.5 MB in the beginning and 170.7 MB in the end (delta: -69.2 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.68 ms. Allocated memory is still 202.9 MB. Free memory was 170.7 MB in the beginning and 166.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3274.64 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 166.6 MB in the beginning and 199.5 MB in the end (delta: -32.8 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23614.05 ms. Allocated memory was 235.9 MB in the beginning and 637.5 MB in the end (delta: 401.6 MB). Free memory was 197.7 MB in the beginning and 90.4 MB in the end (delta: 107.4 MB). Peak memory consumption was 512.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 919]: 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: 858]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 225 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 263 SDtfs, 268 SDslu, 101 SDs, 0 SdLazy, 507 SolverSat, 142 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=162occurred 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, 51 LocationsWithAnnotation, 144 PreInvPairs, 160 NumberOfFragments, 513 HoareAnnotationTreeSize, 144 FomulaSimplifications, 2835 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 51 FomulaSimplificationsInter, 4762 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.9s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 34034 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...