/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_spec2_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:03:45,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:03:45,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:03:45,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:03:45,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:03:45,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:03:45,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:03:45,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:03:45,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:03:45,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:03:45,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:03:45,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:03:45,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:03:45,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:03:45,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:03:45,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:03:45,152 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:03:45,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:03:45,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:03:45,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:03:45,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:03:45,166 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:03:45,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:03:45,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:03:45,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:03:45,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:03:45,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:03:45,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:03:45,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:03:45,189 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:03:45,189 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:03:45,190 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:03:45,191 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:03:45,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:03:45,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:03:45,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:03:45,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:03:45,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:03:45,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:03:45,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:03:45,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:03:45,198 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 07:03:45,218 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:03:45,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:03:45,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:03:45,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:03:45,220 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:03:45,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:03:45,221 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:03:45,221 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:03:45,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:03:45,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:03:45,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:03:45,222 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:03:45,222 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:03:45,222 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:03:45,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:03:45,222 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:03:45,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:03:45,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:03:45,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:03:45,223 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:03:45,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:03:45,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:03:45,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:03:45,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:03:45,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:03:45,224 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:03:45,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:03:45,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:03:45,225 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:03:45,225 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 07:03:45,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:03:45,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:03:45,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:03:45,543 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:03:45,544 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:03:45,545 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c [2020-10-14 07:03:45,599 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c3da57ad3/6e54aed0d94e4d65b0e50b3139d3da70/FLAG1395fb498 [2020-10-14 07:03:46,096 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:03:46,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c [2020-10-14 07:03:46,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c3da57ad3/6e54aed0d94e4d65b0e50b3139d3da70/FLAG1395fb498 [2020-10-14 07:03:46,453 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c3da57ad3/6e54aed0d94e4d65b0e50b3139d3da70 [2020-10-14 07:03:46,462 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:03:46,464 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:03:46,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:03:46,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:03:46,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:03:46,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:03:46" (1/1) ... [2020-10-14 07:03:46,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32cd08e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:03:46, skipping insertion in model container [2020-10-14 07:03:46,475 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:03:46" (1/1) ... [2020-10-14 07:03:46,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:03:46,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:03:46,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:03:46,929 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:03:47,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:03:47,061 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:03:47,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:03:47 WrapperNode [2020-10-14 07:03:47,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:03:47,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:03:47,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:03:47,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:03:47,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:03:47" (1/1) ... [2020-10-14 07:03:47,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:03:47" (1/1) ... [2020-10-14 07:03:47,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:03:47" (1/1) ... [2020-10-14 07:03:47,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:03:47" (1/1) ... [2020-10-14 07:03:47,123 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:03:47" (1/1) ... [2020-10-14 07:03:47,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:03:47" (1/1) ... [2020-10-14 07:03:47,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:03:47" (1/1) ... [2020-10-14 07:03:47,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:03:47,152 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:03:47,152 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:03:47,152 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:03:47,155 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:03:47" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:03:47,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:03:47,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:03:47,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:03:47,216 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:03:47,216 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:03:47,216 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:03:47,216 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:03:47,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:03:47,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:03:47,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:03:47,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:03:47,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:03:47,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:03:47,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:03:47,218 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:03:47,218 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:03:47,218 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:03:47,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:03:47,218 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:03:47,218 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:03:47,219 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:03:47,219 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:03:47,219 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:03:47,219 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:03:47,219 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:03:47,219 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:03:47,220 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-14 07:03:47,220 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:03:47,220 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-14 07:03:47,220 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:03:47,220 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:03:47,220 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:03:47,221 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:03:47,221 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:03:47,221 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-14 07:03:47,221 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 07:03:47,221 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:03:47,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-14 07:03:47,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-14 07:03:47,222 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:03:47,222 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:03:47,222 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:03:47,222 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:03:47,222 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:03:47,222 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:03:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:03:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:03:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:03:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:03:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:03:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:03:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:03:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:03:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:03:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:03:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:03:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:03:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:03:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:03:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:03:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:03:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:03:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:03:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:03:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:03:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:03:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:03:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:03:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:03:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:03:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:03:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:03:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:03:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:03:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:03:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-14 07:03:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:03:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:03:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:03:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:03:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:03:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:03:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-14 07:03:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 07:03:47,229 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-14 07:03:47,229 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:03:47,229 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-14 07:03:47,229 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:03:47,229 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-14 07:03:47,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:03:47,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:03:47,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:03:48,221 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:03:48,222 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:03:48,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:03:48 BoogieIcfgContainer [2020-10-14 07:03:48,227 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:03:48,228 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:03:48,229 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:03:48,232 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:03:48,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:03:46" (1/3) ... [2020-10-14 07:03:48,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ced56ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:03:48, skipping insertion in model container [2020-10-14 07:03:48,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:03:47" (2/3) ... [2020-10-14 07:03:48,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ced56ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:03:48, skipping insertion in model container [2020-10-14 07:03:48,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:03:48" (3/3) ... [2020-10-14 07:03:48,235 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product16.cil.c [2020-10-14 07:03:48,246 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:03:48,254 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:03:48,268 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:03:48,293 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:03:48,294 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:03:48,294 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:03:48,297 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:03:48,297 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:03:48,298 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:03:48,298 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:03:48,298 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:03:48,320 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2020-10-14 07:03:48,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-14 07:03:48,329 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:03:48,330 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:03:48,331 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:03:48,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:03:48,336 INFO L82 PathProgramCache]: Analyzing trace with hash 1266461352, now seen corresponding path program 1 times [2020-10-14 07:03:48,345 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:03:48,346 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [374932270] [2020-10-14 07:03:48,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:03:48,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:48,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:48,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:49,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:50,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:50,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:53,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:53,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-14 07:03:53,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:03:53,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-14 07:03:53,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:53,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:53,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:53,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-14 07:03:53,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:53,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 07:03:54,080 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:03:54,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:03:54,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:54,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:54,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:54,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:54,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:54,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-14 07:03:54,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:54,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:54,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:54,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:54,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:54,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:54,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:03:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:54,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:54,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:54,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:03:54,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:54,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:54,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:54,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:54,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:54,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:54,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:54,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:54,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:03:54,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:54,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:54,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:54,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:03:54,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:54,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:54,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:54,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:54,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:54,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:54,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:54,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:54,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:03:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:54,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:54,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:54,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:54,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:54,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:03:54,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:54,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:54,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:54,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:54,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:54,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:54,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:03:54,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:54,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:54,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:54,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:03:54,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:54,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:54,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:54,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:54,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:54,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:54,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:54,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:54,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:03:54,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:54,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:54,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:54,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:54,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:54,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:54,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:54,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:54,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:54,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:54,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:54,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:54,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:03:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:54,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:54,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:54,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:54,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:54,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:03:54,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:54,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:54,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:54,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:03:54,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:54,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:54,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 07:03:54,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:54,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:54,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:54,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:54,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:54,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:03:54,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:54,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:54,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:54,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:03:54,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:54,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:54,248 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 07:03:54,249 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [374932270] [2020-10-14 07:03:54,252 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:03:54,253 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:03:54,254 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245683788] [2020-10-14 07:03:54,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:03:54,262 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:03:54,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:03:54,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:03:54,287 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 4 states. [2020-10-14 07:03:55,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:03:55,378 INFO L93 Difference]: Finished difference Result 261 states and 347 transitions. [2020-10-14 07:03:55,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-14 07:03:55,381 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-10-14 07:03:55,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:03:55,400 INFO L225 Difference]: With dead ends: 261 [2020-10-14 07:03:55,400 INFO L226 Difference]: Without dead ends: 148 [2020-10-14 07:03:55,407 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:03:55,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2020-10-14 07:03:55,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 114. [2020-10-14 07:03:55,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-10-14 07:03:55,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 134 transitions. [2020-10-14 07:03:55,584 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 134 transitions. Word has length 51 [2020-10-14 07:03:55,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:03:55,593 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 134 transitions. [2020-10-14 07:03:55,593 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:03:55,593 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 134 transitions. [2020-10-14 07:03:55,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 07:03:55,598 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:03:55,598 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 07:03:55,599 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:03:55,599 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:03:55,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:03:55,599 INFO L82 PathProgramCache]: Analyzing trace with hash 65491606, now seen corresponding path program 1 times [2020-10-14 07:03:55,599 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:03:55,600 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [282885281] [2020-10-14 07:03:55,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:03:55,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:55,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:55,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:56,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:57,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:57,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:59,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:00,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:00,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-14 07:04:00,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:04:00,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 07:04:00,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:00,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:00,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:04:00,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-14 07:04:00,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:04:00,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:00,932 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:04:00,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:04:00,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:00,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:00,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:00,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:00,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:00,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-14 07:04:00,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:00,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:00,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:00,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:00,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:00,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:00,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:04:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:00,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:00,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:00,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:04:00,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:00,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:00,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:00,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:00,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:00,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:00,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:00,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:00,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:04:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:01,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:01,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:01,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:04:01,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:01,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:04:01,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:01,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:01,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:01,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:01,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:01,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:01,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:04:01,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:01,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:01,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:01,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:01,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:01,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:04:01,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:01,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:01,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:01,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:01,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:01,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:01,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:04:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:01,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:01,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:01,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:04:01,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:01,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:04:01,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:01,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:01,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:01,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:01,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:01,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:01,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:04:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:01,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:01,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:01,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:01,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:01,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:01,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:01,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:01,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:01,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:01,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:01,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:01,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:04:01,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:01,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:01,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:01,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:01,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:01,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:04:01,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:01,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:01,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:01,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:04:01,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:01,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:01,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 07:04:01,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:01,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:01,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:01,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:01,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:01,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:01,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:01,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:01,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:01,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:04:01,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:01,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:01,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:04:01,059 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [282885281] [2020-10-14 07:04:01,059 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:04:01,059 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 07:04:01,060 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227445785] [2020-10-14 07:04:01,062 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 07:04:01,063 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:04:01,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 07:04:01,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:04:01,063 INFO L87 Difference]: Start difference. First operand 114 states and 134 transitions. Second operand 5 states. [2020-10-14 07:04:01,562 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:04:02,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:04:02,287 INFO L93 Difference]: Finished difference Result 196 states and 246 transitions. [2020-10-14 07:04:02,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 07:04:02,288 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-14 07:04:02,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:04:02,291 INFO L225 Difference]: With dead ends: 196 [2020-10-14 07:04:02,291 INFO L226 Difference]: Without dead ends: 138 [2020-10-14 07:04:02,292 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:04:02,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-10-14 07:04:02,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 105. [2020-10-14 07:04:02,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-14 07:04:02,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 122 transitions. [2020-10-14 07:04:02,332 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 122 transitions. Word has length 52 [2020-10-14 07:04:02,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:04:02,333 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 122 transitions. [2020-10-14 07:04:02,333 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 07:04:02,333 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 122 transitions. [2020-10-14 07:04:02,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-10-14 07:04:02,335 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:04:02,335 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:04:02,336 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:04:02,336 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:04:02,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:04:02,336 INFO L82 PathProgramCache]: Analyzing trace with hash -1072526847, now seen corresponding path program 1 times [2020-10-14 07:04:02,336 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:04:02,337 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [838445783] [2020-10-14 07:04:02,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:04:02,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:02,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:02,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:02,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:03,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:06,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:07,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:07,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-14 07:04:07,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:04:07,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 07:04:07,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:07,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:07,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:04:07,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 07:04:07,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:04:07,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:07,660 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:04:07,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:04:07,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:07,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:07,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:07,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:07,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:07,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-14 07:04:07,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:07,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:07,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:07,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:07,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:07,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:07,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:04:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:07,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:07,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:07,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:04:07,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:07,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:07,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:07,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:07,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:07,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:07,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:07,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:04:07,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:04:07,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:07,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:07,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:07,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:04:07,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:07,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:07,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:07,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:07,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:07,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:07,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:07,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:07,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:04:07,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:07,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:07,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:07,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:07,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:07,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:07,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:07,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:07,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:07,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:07,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:07,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:07,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:04:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:07,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:07,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:07,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:04:07,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:07,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:04:07,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:07,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:07,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:07,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:07,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:07,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:07,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:04:07,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:07,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:07,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:07,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:07,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:07,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:07,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:07,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:07,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:07,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:07,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:07,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:07,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 07:04:07,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:07,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:07,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:07,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:07,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:07,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:04:07,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:07,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:07,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:04:07,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:07,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:04:07,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:07,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-14 07:04:07,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:07,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:07,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:07,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:07,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:07,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:04:07,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:07,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:07,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:04:07,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:07,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:04:07,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:04:07,818 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 07:04:07,819 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [838445783] [2020-10-14 07:04:07,819 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:04:07,819 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:04:07,820 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142614673] [2020-10-14 07:04:07,820 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:04:07,821 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:04:07,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:04:07,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:04:07,821 INFO L87 Difference]: Start difference. First operand 105 states and 122 transitions. Second operand 8 states. [2020-10-14 07:04:08,253 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:04:09,169 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:04:09,447 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:04:09,702 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:04:09,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:04:09,940 INFO L93 Difference]: Finished difference Result 187 states and 241 transitions. [2020-10-14 07:04:09,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 07:04:09,940 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-10-14 07:04:09,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:04:09,942 INFO L225 Difference]: With dead ends: 187 [2020-10-14 07:04:09,942 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:04:09,944 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2020-10-14 07:04:09,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:04:09,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:04:09,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:04:09,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:04:09,945 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 57 [2020-10-14 07:04:09,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:04:09,945 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:04:09,946 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:04:09,946 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:04:09,946 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:04:09,946 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:04:09,949 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:04:11,216 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-10-14 07:04:11,398 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:04:11,546 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:04:11,739 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:04:11,899 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-14 07:04:12,049 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:04:12,206 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:04:12,417 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:04:12,565 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:04:12,713 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-14 07:04:12,893 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:04:13,064 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:04:13,229 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:04:13,400 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-14 07:04:13,559 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:04:13,720 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:04:13,871 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:04:14,029 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:04:14,168 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-10-14 07:04:14,322 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:04:14,507 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-10-14 07:04:14,650 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:04:14,659 INFO L268 CegarLoopResult]: For program point L161(lines 161 165) no Hoare annotation was computed. [2020-10-14 07:04:14,659 INFO L268 CegarLoopResult]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2020-10-14 07:04:14,659 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-14 07:04:14,659 INFO L268 CegarLoopResult]: For program point L155-2(lines 155 176) no Hoare annotation was computed. [2020-10-14 07:04:14,659 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed. [2020-10-14 07:04:14,660 INFO L268 CegarLoopResult]: For program point L177(lines 154 178) no Hoare annotation was computed. [2020-10-14 07:04:14,660 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2020-10-14 07:04:14,660 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2020-10-14 07:04:14,660 INFO L268 CegarLoopResult]: For program point L218(lines 218 222) no Hoare annotation was computed. [2020-10-14 07:04:14,660 INFO L268 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-10-14 07:04:14,661 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2020-10-14 07:04:14,661 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-10-14 07:04:14,661 INFO L268 CegarLoopResult]: For program point L212-2(lines 212 237) no Hoare annotation was computed. [2020-10-14 07:04:14,661 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2020-10-14 07:04:14,661 INFO L268 CegarLoopResult]: For program point L238(lines 211 239) no Hoare annotation was computed. [2020-10-14 07:04:14,662 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2020-10-14 07:04:14,662 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-10-14 07:04:14,662 INFO L268 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-10-14 07:04:14,663 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-14 07:04:14,663 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-14 07:04:14,663 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-14 07:04:14,663 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-14 07:04:14,663 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-14 07:04:14,663 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 616 638) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:14,664 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 616 638) no Hoare annotation was computed. [2020-10-14 07:04:14,664 INFO L264 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:14,664 INFO L264 CegarLoopResult]: At program point L628-1(line 628) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:14,664 INFO L268 CegarLoopResult]: For program point L626(lines 626 633) no Hoare annotation was computed. [2020-10-14 07:04:14,664 INFO L268 CegarLoopResult]: For program point L626-1(lines 626 633) no Hoare annotation was computed. [2020-10-14 07:04:14,664 INFO L268 CegarLoopResult]: For program point L624(line 624) no Hoare annotation was computed. [2020-10-14 07:04:14,664 INFO L264 CegarLoopResult]: At program point L623(line 623) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:14,665 INFO L264 CegarLoopResult]: At program point L622(line 622) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:14,665 INFO L264 CegarLoopResult]: At program point L622-1(line 622) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:14,665 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 616 638) no Hoare annotation was computed. [2020-10-14 07:04:14,665 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-10-14 07:04:14,665 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 572 595) no Hoare annotation was computed. [2020-10-14 07:04:14,665 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 572 595) no Hoare annotation was computed. [2020-10-14 07:04:14,666 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 572 595) no Hoare annotation was computed. [2020-10-14 07:04:14,666 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-10-14 07:04:14,666 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-10-14 07:04:14,666 INFO L268 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-10-14 07:04:14,666 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-10-14 07:04:14,666 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-10-14 07:04:14,666 INFO L268 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-10-14 07:04:14,666 INFO L268 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2020-10-14 07:04:14,667 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-10-14 07:04:14,667 INFO L268 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-10-14 07:04:14,667 INFO L268 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed. [2020-10-14 07:04:14,667 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-10-14 07:04:14,667 INFO L268 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-10-14 07:04:14,667 INFO L268 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2020-10-14 07:04:14,667 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 673 679) no Hoare annotation was computed. [2020-10-14 07:04:14,667 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 673 679) the Hoare annotation is: true [2020-10-14 07:04:14,668 INFO L264 CegarLoopResult]: At program point L801(line 801) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:04:14,668 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 795 809) no Hoare annotation was computed. [2020-10-14 07:04:14,668 INFO L268 CegarLoopResult]: For program point L799(lines 799 805) no Hoare annotation was computed. [2020-10-14 07:04:14,668 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 795 809) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-14 07:04:14,668 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 795 809) no Hoare annotation was computed. [2020-10-14 07:04:14,668 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 706 713) no Hoare annotation was computed. [2020-10-14 07:04:14,668 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 706 713) no Hoare annotation was computed. [2020-10-14 07:04:14,669 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 706 713) no Hoare annotation was computed. [2020-10-14 07:04:14,669 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 750 758) no Hoare annotation was computed. [2020-10-14 07:04:14,669 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 750 758) the Hoare annotation is: true [2020-10-14 07:04:14,669 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 750 758) no Hoare annotation was computed. [2020-10-14 07:04:14,669 INFO L268 CegarLoopResult]: For program point L766(lines 766 774) no Hoare annotation was computed. [2020-10-14 07:04:14,669 INFO L268 CegarLoopResult]: For program point L766-2(lines 766 774) no Hoare annotation was computed. [2020-10-14 07:04:14,669 INFO L268 CegarLoopResult]: For program point L789(line 789) no Hoare annotation was computed. [2020-10-14 07:04:14,669 INFO L268 CegarLoopResult]: For program point L789-1(line 789) no Hoare annotation was computed. [2020-10-14 07:04:14,669 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 759 794) no Hoare annotation was computed. [2020-10-14 07:04:14,670 INFO L268 CegarLoopResult]: For program point L778(lines 778 786) no Hoare annotation was computed. [2020-10-14 07:04:14,670 INFO L268 CegarLoopResult]: For program point L778-2(lines 778 786) no Hoare annotation was computed. [2020-10-14 07:04:14,670 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 759 794) no Hoare annotation was computed. [2020-10-14 07:04:14,670 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 759 794) no Hoare annotation was computed. [2020-10-14 07:04:14,670 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-14 07:04:14,670 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-14 07:04:14,670 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2020-10-14 07:04:14,670 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2020-10-14 07:04:14,670 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed. [2020-10-14 07:04:14,671 INFO L268 CegarLoopResult]: For program point L417(lines 417 424) no Hoare annotation was computed. [2020-10-14 07:04:14,671 INFO L268 CegarLoopResult]: For program point L411(lines 411 431) no Hoare annotation was computed. [2020-10-14 07:04:14,671 INFO L268 CegarLoopResult]: For program point L411-1(lines 411 431) no Hoare annotation was computed. [2020-10-14 07:04:14,671 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed. [2020-10-14 07:04:14,671 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2020-10-14 07:04:14,671 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2020-10-14 07:04:14,671 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 605 615) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:14,671 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 605 615) no Hoare annotation was computed. [2020-10-14 07:04:14,672 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 605 615) no Hoare annotation was computed. [2020-10-14 07:04:14,672 INFO L264 CegarLoopResult]: At program point L610(line 610) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:04:14,672 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 739 749) the Hoare annotation is: true [2020-10-14 07:04:14,672 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 739 749) no Hoare annotation was computed. [2020-10-14 07:04:14,672 INFO L271 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: true [2020-10-14 07:04:14,672 INFO L268 CegarLoopResult]: For program point L744-1(line 744) no Hoare annotation was computed. [2020-10-14 07:04:14,672 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 739 749) no Hoare annotation was computed. [2020-10-14 07:04:14,672 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 731 738) the Hoare annotation is: true [2020-10-14 07:04:14,673 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 731 738) no Hoare annotation was computed. [2020-10-14 07:04:14,673 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 731 738) no Hoare annotation was computed. [2020-10-14 07:04:14,673 INFO L264 CegarLoopResult]: At program point L700(line 700) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:14,673 INFO L268 CegarLoopResult]: For program point L700-1(lines 681 705) no Hoare annotation was computed. [2020-10-14 07:04:14,673 INFO L264 CegarLoopResult]: At program point L695(line 695) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:04:14,673 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 681 705) no Hoare annotation was computed. [2020-10-14 07:04:14,674 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 681 705) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:14,674 INFO L264 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:04:14,674 INFO L268 CegarLoopResult]: For program point L689(lines 689 697) no Hoare annotation was computed. [2020-10-14 07:04:14,674 INFO L264 CegarLoopResult]: At program point L687(line 687) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:04:14,674 INFO L268 CegarLoopResult]: For program point L687-1(line 687) no Hoare annotation was computed. [2020-10-14 07:04:14,674 INFO L268 CegarLoopResult]: For program point L685(lines 685 702) no Hoare annotation was computed. [2020-10-14 07:04:14,674 INFO L264 CegarLoopResult]: At program point testENTRY(lines 819 886) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:14,674 INFO L268 CegarLoopResult]: For program point L830(lines 829 878) no Hoare annotation was computed. [2020-10-14 07:04:14,675 INFO L264 CegarLoopResult]: At program point L861(line 861) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:04:14,675 INFO L268 CegarLoopResult]: For program point L859(lines 859 874) no Hoare annotation was computed. [2020-10-14 07:04:14,675 INFO L268 CegarLoopResult]: For program point testFINAL(lines 819 886) no Hoare annotation was computed. [2020-10-14 07:04:14,675 INFO L264 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:04:14,675 INFO L268 CegarLoopResult]: For program point L849(lines 849 855) no Hoare annotation was computed. [2020-10-14 07:04:14,675 INFO L268 CegarLoopResult]: For program point L849-1(lines 849 855) no Hoare annotation was computed. [2020-10-14 07:04:14,675 INFO L264 CegarLoopResult]: At program point L876(lines 829 878) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:04:14,675 INFO L264 CegarLoopResult]: At program point L841(line 841) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:04:14,676 INFO L268 CegarLoopResult]: For program point L839(lines 839 845) no Hoare annotation was computed. [2020-10-14 07:04:14,676 INFO L268 CegarLoopResult]: For program point L839-1(lines 839 845) no Hoare annotation was computed. [2020-10-14 07:04:14,676 INFO L268 CegarLoopResult]: For program point L831(lines 831 835) no Hoare annotation was computed. [2020-10-14 07:04:14,676 INFO L264 CegarLoopResult]: At program point L879(lines 828 880) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:04:14,676 INFO L264 CegarLoopResult]: At program point L869(line 869) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:04:14,676 INFO L268 CegarLoopResult]: For program point L867(lines 867 873) no Hoare annotation was computed. [2020-10-14 07:04:14,676 INFO L268 CegarLoopResult]: For program point testEXIT(lines 819 886) no Hoare annotation was computed. [2020-10-14 07:04:14,676 INFO L264 CegarLoopResult]: At program point L867-1(lines 859 874) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:04:14,677 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2020-10-14 07:04:14,677 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2020-10-14 07:04:14,677 INFO L268 CegarLoopResult]: For program point L371(lines 371 378) no Hoare annotation was computed. [2020-10-14 07:04:14,677 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed. [2020-10-14 07:04:14,677 INFO L268 CegarLoopResult]: For program point L365(lines 365 385) no Hoare annotation was computed. [2020-10-14 07:04:14,677 INFO L268 CegarLoopResult]: For program point L365-1(lines 365 385) no Hoare annotation was computed. [2020-10-14 07:04:14,677 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 897 925) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-14 07:04:14,677 INFO L264 CegarLoopResult]: At program point L912(line 912) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 07:04:14,678 INFO L268 CegarLoopResult]: For program point L910(lines 910 916) no Hoare annotation was computed. [2020-10-14 07:04:14,678 INFO L268 CegarLoopResult]: For program point L909(lines 909 919) no Hoare annotation was computed. [2020-10-14 07:04:14,678 INFO L264 CegarLoopResult]: At program point L907(line 907) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-14 07:04:14,678 INFO L268 CegarLoopResult]: For program point L907-1(line 907) no Hoare annotation was computed. [2020-10-14 07:04:14,678 INFO L268 CegarLoopResult]: For program point L905(lines 905 922) no Hoare annotation was computed. [2020-10-14 07:04:14,678 INFO L268 CegarLoopResult]: For program point L905-1(lines 897 925) no Hoare annotation was computed. [2020-10-14 07:04:14,678 INFO L264 CegarLoopResult]: At program point L903(line 903) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-14 07:04:14,678 INFO L268 CegarLoopResult]: For program point L903-1(line 903) no Hoare annotation was computed. [2020-10-14 07:04:14,679 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 897 925) no Hoare annotation was computed. [2020-10-14 07:04:14,679 INFO L268 CegarLoopResult]: For program point L514-2(lines 514 522) no Hoare annotation was computed. [2020-10-14 07:04:14,679 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 506 528) no Hoare annotation was computed. [2020-10-14 07:04:14,679 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 506 528) no Hoare annotation was computed. [2020-10-14 07:04:14,679 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 506 528) no Hoare annotation was computed. [2020-10-14 07:04:14,679 INFO L268 CegarLoopResult]: For program point L514(lines 514 522) no Hoare annotation was computed. [2020-10-14 07:04:14,679 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 889 896) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-14 07:04:14,679 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 889 896) no Hoare annotation was computed. [2020-10-14 07:04:14,679 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 889 896) no Hoare annotation was computed. [2020-10-14 07:04:14,680 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:04:14,680 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:04:14,680 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:04:14,680 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2020-10-14 07:04:14,680 INFO L268 CegarLoopResult]: For program point L318(lines 296 319) no Hoare annotation was computed. [2020-10-14 07:04:14,680 INFO L268 CegarLoopResult]: For program point L277(lines 277 293) no Hoare annotation was computed. [2020-10-14 07:04:14,680 INFO L268 CegarLoopResult]: For program point L337(lines 337 344) no Hoare annotation was computed. [2020-10-14 07:04:14,680 INFO L268 CegarLoopResult]: For program point L298(lines 297 317) no Hoare annotation was computed. [2020-10-14 07:04:14,680 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-10-14 07:04:14,681 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-10-14 07:04:14,681 INFO L268 CegarLoopResult]: For program point L294(lines 294 335) no Hoare annotation was computed. [2020-10-14 07:04:14,681 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2020-10-14 07:04:14,681 INFO L268 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed. [2020-10-14 07:04:14,681 INFO L268 CegarLoopResult]: For program point L313-1(line 313) no Hoare annotation was computed. [2020-10-14 07:04:14,681 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2020-10-14 07:04:14,681 INFO L268 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed. [2020-10-14 07:04:14,681 INFO L268 CegarLoopResult]: For program point L336(lines 336 347) no Hoare annotation was computed. [2020-10-14 07:04:14,681 INFO L268 CegarLoopResult]: For program point L299(lines 299 303) no Hoare annotation was computed. [2020-10-14 07:04:14,682 INFO L268 CegarLoopResult]: For program point L297-2(lines 297 317) no Hoare annotation was computed. [2020-10-14 07:04:14,682 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:04:14,682 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~string29.offset| |old(#t~string29.offset)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:04:14,682 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:04:14,682 INFO L268 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-10-14 07:04:14,682 INFO L268 CegarLoopResult]: For program point L719(line 719) no Hoare annotation was computed. [2020-10-14 07:04:14,683 INFO L268 CegarLoopResult]: For program point L719-1(line 719) no Hoare annotation was computed. [2020-10-14 07:04:14,683 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 714 730) no Hoare annotation was computed. [2020-10-14 07:04:14,683 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 714 730) no Hoare annotation was computed. [2020-10-14 07:04:14,683 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-10-14 07:04:14,683 INFO L268 CegarLoopResult]: For program point L725-1(lines 714 730) no Hoare annotation was computed. [2020-10-14 07:04:14,683 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 529 537) no Hoare annotation was computed. [2020-10-14 07:04:14,683 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 529 537) no Hoare annotation was computed. [2020-10-14 07:04:14,683 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 529 537) no Hoare annotation was computed. [2020-10-14 07:04:14,684 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:04:14,684 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:04:14,684 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:04:14,684 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 485 496) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 07:04:14,684 INFO L268 CegarLoopResult]: For program point L489-1(lines 485 496) no Hoare annotation was computed. [2020-10-14 07:04:14,684 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 485 496) no Hoare annotation was computed. [2020-10-14 07:04:14,684 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 497 505) the Hoare annotation is: true [2020-10-14 07:04:14,684 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 497 505) no Hoare annotation was computed. [2020-10-14 07:04:14,684 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 497 505) no Hoare annotation was computed. [2020-10-14 07:04:14,685 INFO L264 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:14,685 INFO L264 CegarLoopResult]: At program point L660(lines 660 666) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:14,685 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 649 672) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:14,685 INFO L264 CegarLoopResult]: At program point L655(line 655) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:04:14,685 INFO L268 CegarLoopResult]: For program point L653(lines 652 671) no Hoare annotation was computed. [2020-10-14 07:04:14,685 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 649 672) no Hoare annotation was computed. [2020-10-14 07:04:14,685 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 649 672) no Hoare annotation was computed. [2020-10-14 07:04:14,685 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 541 570) no Hoare annotation was computed. [2020-10-14 07:04:14,686 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 541 570) the Hoare annotation is: true [2020-10-14 07:04:14,686 INFO L271 CegarLoopResult]: At program point L566(lines 541 570) the Hoare annotation is: true [2020-10-14 07:04:14,686 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-10-14 07:04:14,686 INFO L268 CegarLoopResult]: For program point L555(lines 555 559) no Hoare annotation was computed. [2020-10-14 07:04:14,686 INFO L271 CegarLoopResult]: At program point L555-1(lines 555 559) the Hoare annotation is: true [2020-10-14 07:04:14,686 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-10-14 07:04:14,686 INFO L271 CegarLoopResult]: At program point L551-2(lines 551 565) the Hoare annotation is: true [2020-10-14 07:04:14,686 INFO L271 CegarLoopResult]: At program point L547(line 547) the Hoare annotation is: true [2020-10-14 07:04:14,686 INFO L268 CegarLoopResult]: For program point L547-1(line 547) no Hoare annotation was computed. [2020-10-14 07:04:14,687 INFO L268 CegarLoopResult]: For program point L465-1(lines 461 472) no Hoare annotation was computed. [2020-10-14 07:04:14,687 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 461 472) the Hoare annotation is: true [2020-10-14 07:04:14,687 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 461 472) no Hoare annotation was computed. [2020-10-14 07:04:14,687 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 596 602) no Hoare annotation was computed. [2020-10-14 07:04:14,687 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 596 602) the Hoare annotation is: true [2020-10-14 07:04:14,687 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:04:14,687 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-14 07:04:14,687 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:04:14,687 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:04:14,688 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 810 817) no Hoare annotation was computed. [2020-10-14 07:04:14,688 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 810 817) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:04:14,688 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 810 817) no Hoare annotation was computed. [2020-10-14 07:04:14,688 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 473 484) no Hoare annotation was computed. [2020-10-14 07:04:14,688 INFO L268 CegarLoopResult]: For program point L477-1(lines 473 484) no Hoare annotation was computed. [2020-10-14 07:04:14,688 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 473 484) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:04:14,688 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 444 451) no Hoare annotation was computed. [2020-10-14 07:04:14,688 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 448) no Hoare annotation was computed. [2020-10-14 07:04:14,688 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 444 451) the Hoare annotation is: true [2020-10-14 07:04:14,689 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 444 451) no Hoare annotation was computed. [2020-10-14 07:04:14,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:04:14 BoogieIcfgContainer [2020-10-14 07:04:14,704 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:04:14,706 INFO L168 Benchmark]: Toolchain (without parser) took 28242.43 ms. Allocated memory was 147.8 MB in the beginning and 625.5 MB in the end (delta: 477.6 MB). Free memory was 102.6 MB in the beginning and 106.3 MB in the end (delta: -3.7 MB). Peak memory consumption was 484.0 MB. Max. memory is 7.1 GB. [2020-10-14 07:04:14,707 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-14 07:04:14,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 597.11 ms. Allocated memory was 147.8 MB in the beginning and 205.0 MB in the end (delta: 57.1 MB). Free memory was 102.6 MB in the beginning and 174.0 MB in the end (delta: -71.3 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:04:14,709 INFO L168 Benchmark]: Boogie Preprocessor took 88.98 ms. Allocated memory is still 205.0 MB. Free memory was 174.0 MB in the beginning and 169.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2020-10-14 07:04:14,710 INFO L168 Benchmark]: RCFGBuilder took 1075.88 ms. Allocated memory was 205.0 MB in the beginning and 233.8 MB in the end (delta: 28.8 MB). Free memory was 169.2 MB in the beginning and 191.5 MB in the end (delta: -22.3 MB). Peak memory consumption was 80.0 MB. Max. memory is 7.1 GB. [2020-10-14 07:04:14,710 INFO L168 Benchmark]: TraceAbstraction took 26475.71 ms. Allocated memory was 233.8 MB in the beginning and 625.5 MB in the end (delta: 391.6 MB). Free memory was 191.5 MB in the beginning and 106.3 MB in the end (delta: 85.1 MB). Peak memory consumption was 486.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:04:14,714 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 597.11 ms. Allocated memory was 147.8 MB in the beginning and 205.0 MB in the end (delta: 57.1 MB). Free memory was 102.6 MB in the beginning and 174.0 MB in the end (delta: -71.3 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.98 ms. Allocated memory is still 205.0 MB. Free memory was 174.0 MB in the beginning and 169.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1075.88 ms. Allocated memory was 205.0 MB in the beginning and 233.8 MB in the end (delta: 28.8 MB). Free memory was 169.2 MB in the beginning and 191.5 MB in the end (delta: -22.3 MB). Peak memory consumption was 80.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 26475.71 ms. Allocated memory was 233.8 MB in the beginning and 625.5 MB in the end (delta: 391.6 MB). Free memory was 191.5 MB in the beginning and 106.3 MB in the end (delta: 85.1 MB). Peak memory consumption was 486.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 448]: 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: 828]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 226 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.6s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 285 SDtfs, 377 SDslu, 181 SDs, 0 SdLazy, 628 SolverSat, 262 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=165occurred 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, 67 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 165 PreInvPairs, 188 NumberOfFragments, 613 HoareAnnotationTreeSize, 165 FomulaSimplifications, 7788 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 55 FomulaSimplificationsInter, 5156 FormulaSimplificationTreeSizeReductionInter, 3.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 16.4s InterpolantComputationTime, 160 NumberOfCodeBlocks, 160 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 157 ConstructedInterpolants, 0 QuantifiedInterpolants, 39189 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...