/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:35:39,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:35:39,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:35:39,230 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:35:39,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:35:39,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:35:39,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:35:39,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:35:39,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:35:39,248 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:35:39,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:35:39,250 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:35:39,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:35:39,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:35:39,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:35:39,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:35:39,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:35:39,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:35:39,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:35:39,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:35:39,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:35:39,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:35:39,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:35:39,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:35:39,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:35:39,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:35:39,285 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:35:39,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:35:39,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:35:39,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:35:39,294 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:35:39,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:35:39,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:35:39,299 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:35:39,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:35:39,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:35:39,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:35:39,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:35:39,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:35:39,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:35:39,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:35:39,303 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-13 12:35:39,342 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:35:39,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:35:39,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:35:39,345 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:35:39,345 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:35:39,345 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:35:39,345 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:35:39,346 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:35:39,346 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:35:39,346 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:35:39,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:35:39,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:35:39,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:35:39,347 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:35:39,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:35:39,348 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:35:39,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:35:39,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:35:39,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:35:39,348 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:35:39,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:35:39,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:35:39,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:35:39,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:35:39,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:35:39,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:35:39,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:35:39,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:35:39,350 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:35:39,350 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:35:39,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:35:39,659 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:35:39,662 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:35:39,664 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:35:39,664 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:35:39,665 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c [2020-10-13 12:35:39,722 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f44091ba9/40c349f205dd47b68824fb52d100de8f/FLAG3660cf986 [2020-10-13 12:35:40,261 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:35:40,261 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c [2020-10-13 12:35:40,273 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f44091ba9/40c349f205dd47b68824fb52d100de8f/FLAG3660cf986 [2020-10-13 12:35:40,545 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f44091ba9/40c349f205dd47b68824fb52d100de8f [2020-10-13 12:35:40,553 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:35:40,555 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:35:40,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:35:40,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:35:40,559 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:35:40,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:35:40" (1/1) ... [2020-10-13 12:35:40,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac45c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:40, skipping insertion in model container [2020-10-13 12:35:40,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:35:40" (1/1) ... [2020-10-13 12:35:40,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:35:40,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:35:41,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:35:41,015 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:35:41,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:35:41,184 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:35:41,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:41 WrapperNode [2020-10-13 12:35:41,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:35:41,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:35:41,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:35:41,187 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:35:41,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:41" (1/1) ... [2020-10-13 12:35:41,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:41" (1/1) ... [2020-10-13 12:35:41,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:41" (1/1) ... [2020-10-13 12:35:41,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:41" (1/1) ... [2020-10-13 12:35:41,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:41" (1/1) ... [2020-10-13 12:35:41,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:41" (1/1) ... [2020-10-13 12:35:41,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:41" (1/1) ... [2020-10-13 12:35:41,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:35:41,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:35:41,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:35:41,279 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:35:41,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:41" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:35:41,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:35:41,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:35:41,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:35:41,355 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:35:41,355 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:35:41,355 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:35:41,355 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:35:41,356 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:35:41,356 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 12:35:41,356 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-13 12:35:41,357 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-13 12:35:41,357 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-13 12:35:41,357 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-13 12:35:41,357 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-13 12:35:41,357 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-13 12:35:41,358 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-13 12:35:41,358 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-13 12:35:41,358 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-13 12:35:41,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-13 12:35:41,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-13 12:35:41,359 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-13 12:35:41,359 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-13 12:35:41,359 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-13 12:35:41,359 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-13 12:35:41,360 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-13 12:35:41,360 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-13 12:35:41,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:35:41,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:35:41,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:35:41,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:35:41,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:35:41,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:35:41,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:35:41,361 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 12:35:41,362 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 12:35:41,362 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:35:41,362 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 12:35:41,362 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:35:41,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:35:41,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:35:41,362 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:35:41,363 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:35:41,363 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:35:41,363 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:35:41,363 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:35:41,363 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-13 12:35:41,363 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-13 12:35:41,363 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-13 12:35:41,364 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-13 12:35:41,364 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 12:35:41,364 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 12:35:41,364 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:35:41,364 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-13 12:35:41,365 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-13 12:35:41,365 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-13 12:35:41,365 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-13 12:35:41,365 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-13 12:35:41,365 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-13 12:35:41,365 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-13 12:35:41,366 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-13 12:35:41,366 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-13 12:35:41,366 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-13 12:35:41,366 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-13 12:35:41,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:35:41,366 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:35:41,367 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-13 12:35:41,367 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-13 12:35:41,367 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:35:41,367 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:35:41,368 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:35:41,368 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:35:41,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:35:41,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:35:41,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:35:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:35:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:35:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:35:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:35:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:35:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:35:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:35:41,371 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:35:41,371 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:35:41,372 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 12:35:41,372 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:35:41,372 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 12:35:41,372 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:35:41,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:35:41,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:35:41,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:35:42,380 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:35:42,380 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-13 12:35:42,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:35:42 BoogieIcfgContainer [2020-10-13 12:35:42,385 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:35:42,387 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:35:42,387 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:35:42,390 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:35:42,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:35:40" (1/3) ... [2020-10-13 12:35:42,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50ae5dc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:35:42, skipping insertion in model container [2020-10-13 12:35:42,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:41" (2/3) ... [2020-10-13 12:35:42,392 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50ae5dc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:35:42, skipping insertion in model container [2020-10-13 12:35:42,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:35:42" (3/3) ... [2020-10-13 12:35:42,394 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product12.cil.c [2020-10-13 12:35:42,404 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:35:42,412 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:35:42,426 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:35:42,451 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:35:42,451 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:35:42,451 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:35:42,452 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:35:42,452 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:35:42,452 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:35:42,452 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:35:42,452 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:35:42,474 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2020-10-13 12:35:42,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-13 12:35:42,483 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:35:42,484 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:35:42,484 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:35:42,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:35:42,489 INFO L82 PathProgramCache]: Analyzing trace with hash 695039274, now seen corresponding path program 1 times [2020-10-13 12:35:42,496 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:35:42,497 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1514408326] [2020-10-13 12:35:42,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:35:42,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:42,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:43,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:43,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:44,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:44,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:45,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:47,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:47,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-13 12:35:47,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:35:47,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-13 12:35:47,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:47,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:47,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-13 12:35:47,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:47,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:35:48,212 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:35:48,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:35:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:48,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:48,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:48,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:48,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:48,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 12:35:48,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:48,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:48,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:48,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:48,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:48,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:35:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:48,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:48,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:48,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:48,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:48,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:48,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:48,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:48,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:48,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:48,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:48,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:35:48,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:48,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:48,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:48,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:48,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:48,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:48,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:48,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:48,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:48,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:48,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:48,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:48,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:48,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:48,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:48,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:48,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:48,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:48,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:48,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:48,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:48,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:48,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:35:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:48,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:48,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:48,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:48,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:48,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:48,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:48,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:48,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:48,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:48,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:48,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:35:48,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:48,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:48,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:48,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:48,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:48,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:48,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:48,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:48,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:48,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:48,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:48,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:35:48,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:48,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:48,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:48,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:48,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:48,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:48,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:48,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:48,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:48,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:48,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:48,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-13 12:35:48,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:48,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:48,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:48,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:48,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:48,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:48,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:48,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:48,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:48,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:48,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:48,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:35:48,326 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1514408326] [2020-10-13 12:35:48,328 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:35:48,328 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 12:35:48,329 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911163515] [2020-10-13 12:35:48,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 12:35:48,335 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:35:48,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 12:35:48,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:35:48,352 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 4 states. [2020-10-13 12:35:49,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:35:49,378 INFO L93 Difference]: Finished difference Result 229 states and 304 transitions. [2020-10-13 12:35:49,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-13 12:35:49,380 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-10-13 12:35:49,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:35:49,394 INFO L225 Difference]: With dead ends: 229 [2020-10-13 12:35:49,394 INFO L226 Difference]: Without dead ends: 131 [2020-10-13 12:35:49,399 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 [2020-10-13 12:35:49,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-10-13 12:35:49,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 99. [2020-10-13 12:35:49,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-10-13 12:35:49,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2020-10-13 12:35:49,478 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 51 [2020-10-13 12:35:49,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:35:49,479 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2020-10-13 12:35:49,479 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 12:35:49,479 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2020-10-13 12:35:49,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-13 12:35:49,482 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:35:49,482 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] [2020-10-13 12:35:49,482 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:35:49,483 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:35:49,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:35:49,483 INFO L82 PathProgramCache]: Analyzing trace with hash -1984182024, now seen corresponding path program 1 times [2020-10-13 12:35:49,483 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:35:49,484 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2044918599] [2020-10-13 12:35:49,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:35:49,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:49,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:49,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:50,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:50,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:51,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:51,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:54,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:54,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-13 12:35:54,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:35:54,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:35:54,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:54,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:54,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-13 12:35:54,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:35:54,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:54,921 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:35:54,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:35:54,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:54,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:54,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:54,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:54,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:54,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 12:35:54,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:54,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:54,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:54,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:54,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:54,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:35:54,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:54,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:54,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:54,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:54,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:54,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:54,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:54,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:54,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:54,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:54,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:54,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:35:54,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:54,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:54,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:54,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:54,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:54,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:54,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:54,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:54,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:54,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:54,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:54,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:54,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:54,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:54,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:54,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:54,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:54,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:35:54,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:54,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:54,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:54,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:54,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:54,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:35:55,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:55,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:55,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:55,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:55,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:55,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:55,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:55,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:55,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:55,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:55,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:55,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:35:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:55,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:55,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:55,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:55,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:55,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:55,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:55,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:55,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:55,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:55,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:55,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:35:55,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:55,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:55,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:55,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:55,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:55,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:55,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:55,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:55,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:55,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:55,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:55,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-13 12:35:55,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:55,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:55,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:55,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:55,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:55,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:55,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:55,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:55,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:55,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:55,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:35:55,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:35:55,042 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2044918599] [2020-10-13 12:35:55,043 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:35:55,043 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 12:35:55,043 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746589901] [2020-10-13 12:35:55,045 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 12:35:55,046 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:35:55,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 12:35:55,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:35:55,046 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 5 states. [2020-10-13 12:35:55,562 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:35:56,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:35:56,220 INFO L93 Difference]: Finished difference Result 161 states and 201 transitions. [2020-10-13 12:35:56,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 12:35:56,222 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-13 12:35:56,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:35:56,226 INFO L225 Difference]: With dead ends: 161 [2020-10-13 12:35:56,226 INFO L226 Difference]: Without dead ends: 121 [2020-10-13 12:35:56,229 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:35:56,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-10-13 12:35:56,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 90. [2020-10-13 12:35:56,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-10-13 12:35:56,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 102 transitions. [2020-10-13 12:35:56,282 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 102 transitions. Word has length 52 [2020-10-13 12:35:56,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:35:56,283 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 102 transitions. [2020-10-13 12:35:56,283 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 12:35:56,283 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2020-10-13 12:35:56,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-10-13 12:35:56,292 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:35:56,293 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] [2020-10-13 12:35:56,293 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:35:56,293 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:35:56,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:35:56,294 INFO L82 PathProgramCache]: Analyzing trace with hash 1900976134, now seen corresponding path program 1 times [2020-10-13 12:35:56,294 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:35:56,294 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1521209269] [2020-10-13 12:35:56,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:35:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:56,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:56,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:57,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:57,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:57,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:01,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:01,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-13 12:36:01,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:36:01,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 12:36:01,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:01,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:36:01,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-13 12:36:01,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:36:01,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:01,622 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:36:01,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:36:01,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:01,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:01,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:01,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:01,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:01,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 12:36:01,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:01,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:01,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:01,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:01,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:01,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:36:01,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:01,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:01,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:01,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:01,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:01,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:01,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:01,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:01,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:01,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:01,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:01,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:36:01,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:01,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:01,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:01,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:01,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:01,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:36:01,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:01,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:01,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:01,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:01,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:01,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:36:01,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:01,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:01,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:01,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:01,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:01,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:01,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:01,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:01,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:01,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:01,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:01,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:36:01,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:01,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:01,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:01,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:01,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:01,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:36:01,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:01,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:01,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:01,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:01,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:01,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:36:01,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:01,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:01,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:01,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:01,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:01,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:36:01,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:01,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:01,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:01,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:01,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:01,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-13 12:36:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:01,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:01,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:01,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:01,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:01,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:01,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:01,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:36:01,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:01,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:36:01,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:01,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-13 12:36:01,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:01,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:01,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:01,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:01,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:01,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:36:01,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:01,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:36:01,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:01,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:36:01,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:01,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:36:01,768 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1521209269] [2020-10-13 12:36:01,768 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:36:01,768 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 12:36:01,768 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682030793] [2020-10-13 12:36:01,769 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:36:01,769 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:36:01,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:36:01,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:36:01,770 INFO L87 Difference]: Start difference. First operand 90 states and 102 transitions. Second operand 8 states. [2020-10-13 12:36:02,174 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:36:02,986 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:36:03,259 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:36:03,530 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:36:03,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:36:03,729 INFO L93 Difference]: Finished difference Result 167 states and 214 transitions. [2020-10-13 12:36:03,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 12:36:03,729 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-10-13 12:36:03,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:36:03,730 INFO L225 Difference]: With dead ends: 167 [2020-10-13 12:36:03,730 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 12:36:03,732 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 [2020-10-13 12:36:03,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 12:36:03,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 12:36:03,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 12:36:03,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 12:36:03,733 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 57 [2020-10-13 12:36:03,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:36:03,733 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 12:36:03,734 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:36:03,734 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 12:36:03,734 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 12:36:03,734 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:36:03,737 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 12:36:05,022 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:05,175 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:05,340 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:05,529 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:05,726 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 12 [2020-10-13 12:36:05,868 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:06,024 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 12 [2020-10-13 12:36:06,178 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:06,333 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:06,507 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:06,674 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:06,822 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:07,037 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:36:07,197 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 12 [2020-10-13 12:36:07,386 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:07,567 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:07,720 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:07,859 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:07,991 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-10-13 12:36:08,137 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:08,141 INFO L268 CegarLoopResult]: For program point L538(lines 515 539) no Hoare annotation was computed. [2020-10-13 12:36:08,141 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 491 546) no Hoare annotation was computed. [2020-10-13 12:36:08,142 INFO L268 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2020-10-13 12:36:08,142 INFO L268 CegarLoopResult]: For program point L522-1(lines 522 526) no Hoare annotation was computed. [2020-10-13 12:36:08,142 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 491 546) no Hoare annotation was computed. [2020-10-13 12:36:08,142 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-10-13 12:36:08,142 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 491 546) no Hoare annotation was computed. [2020-10-13 12:36:08,143 INFO L268 CegarLoopResult]: For program point L516-2(lines 516 537) no Hoare annotation was computed. [2020-10-13 12:36:08,143 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-10-13 12:36:08,143 INFO L268 CegarLoopResult]: For program point L573-2(lines 573 598) no Hoare annotation was computed. [2020-10-13 12:36:08,143 INFO L268 CegarLoopResult]: For program point L599(lines 572 600) no Hoare annotation was computed. [2020-10-13 12:36:08,143 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 547 606) no Hoare annotation was computed. [2020-10-13 12:36:08,143 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-10-13 12:36:08,144 INFO L268 CegarLoopResult]: For program point L592-1(line 592) no Hoare annotation was computed. [2020-10-13 12:36:08,144 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 547 606) no Hoare annotation was computed. [2020-10-13 12:36:08,144 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 547 606) no Hoare annotation was computed. [2020-10-13 12:36:08,144 INFO L268 CegarLoopResult]: For program point L579(lines 579 583) no Hoare annotation was computed. [2020-10-13 12:36:08,144 INFO L268 CegarLoopResult]: For program point L579-1(lines 579 583) no Hoare annotation was computed. [2020-10-13 12:36:08,145 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-13 12:36:08,145 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-13 12:36:08,145 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-13 12:36:08,145 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-13 12:36:08,145 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-13 12:36:08,145 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 878 900) 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))) [2020-10-13 12:36:08,145 INFO L264 CegarLoopResult]: At program point L890(line 890) 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))) [2020-10-13 12:36:08,146 INFO L264 CegarLoopResult]: At program point L890-1(line 890) 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))) [2020-10-13 12:36:08,146 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 878 900) no Hoare annotation was computed. [2020-10-13 12:36:08,146 INFO L268 CegarLoopResult]: For program point L888(lines 888 895) no Hoare annotation was computed. [2020-10-13 12:36:08,146 INFO L268 CegarLoopResult]: For program point L888-1(lines 888 895) no Hoare annotation was computed. [2020-10-13 12:36:08,146 INFO L268 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-10-13 12:36:08,146 INFO L264 CegarLoopResult]: At program point L885(line 885) 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))) [2020-10-13 12:36:08,146 INFO L264 CegarLoopResult]: At program point L884(line 884) 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))) [2020-10-13 12:36:08,147 INFO L264 CegarLoopResult]: At program point L884-1(line 884) 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))) [2020-10-13 12:36:08,147 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 878 900) no Hoare annotation was computed. [2020-10-13 12:36:08,147 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 836 859) no Hoare annotation was computed. [2020-10-13 12:36:08,147 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 836 859) no Hoare annotation was computed. [2020-10-13 12:36:08,147 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 836 859) no Hoare annotation was computed. [2020-10-13 12:36:08,147 INFO L268 CegarLoopResult]: For program point L854(line 854) no Hoare annotation was computed. [2020-10-13 12:36:08,147 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-10-13 12:36:08,148 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-10-13 12:36:08,148 INFO L268 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-10-13 12:36:08,148 INFO L268 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-10-13 12:36:08,148 INFO L268 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-10-13 12:36:08,148 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-10-13 12:36:08,148 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-10-13 12:36:08,148 INFO L268 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-10-13 12:36:08,148 INFO L268 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-10-13 12:36:08,148 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-10-13 12:36:08,149 INFO L268 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-10-13 12:36:08,149 INFO L268 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-10-13 12:36:08,149 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-10-13 12:36:08,149 INFO L268 CegarLoopResult]: For program point L289(lines 289 295) no Hoare annotation was computed. [2020-10-13 12:36:08,149 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 285 299) no Hoare annotation was computed. [2020-10-13 12:36:08,149 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 285 299) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-13 12:36:08,149 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 285 299) no Hoare annotation was computed. [2020-10-13 12:36:08,150 INFO L264 CegarLoopResult]: At program point L291(line 291) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:36:08,150 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 195 202) no Hoare annotation was computed. [2020-10-13 12:36:08,150 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 195 202) no Hoare annotation was computed. [2020-10-13 12:36:08,150 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 195 202) no Hoare annotation was computed. [2020-10-13 12:36:08,150 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 240 248) no Hoare annotation was computed. [2020-10-13 12:36:08,150 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 240 248) the Hoare annotation is: true [2020-10-13 12:36:08,150 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 240 248) no Hoare annotation was computed. [2020-10-13 12:36:08,150 INFO L268 CegarLoopResult]: For program point L256(lines 256 264) no Hoare annotation was computed. [2020-10-13 12:36:08,150 INFO L268 CegarLoopResult]: For program point L256-2(lines 256 264) no Hoare annotation was computed. [2020-10-13 12:36:08,151 INFO L268 CegarLoopResult]: For program point L279(line 279) no Hoare annotation was computed. [2020-10-13 12:36:08,151 INFO L268 CegarLoopResult]: For program point L279-1(line 279) no Hoare annotation was computed. [2020-10-13 12:36:08,151 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 249 284) no Hoare annotation was computed. [2020-10-13 12:36:08,151 INFO L268 CegarLoopResult]: For program point L268(lines 268 276) no Hoare annotation was computed. [2020-10-13 12:36:08,151 INFO L268 CegarLoopResult]: For program point L268-2(lines 268 276) no Hoare annotation was computed. [2020-10-13 12:36:08,151 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 249 284) no Hoare annotation was computed. [2020-10-13 12:36:08,151 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 249 284) no Hoare annotation was computed. [2020-10-13 12:36:08,151 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-13 12:36:08,151 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-13 12:36:08,151 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 445 490) no Hoare annotation was computed. [2020-10-13 12:36:08,151 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 445 490) no Hoare annotation was computed. [2020-10-13 12:36:08,151 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 445 490) no Hoare annotation was computed. [2020-10-13 12:36:08,152 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 758 803) no Hoare annotation was computed. [2020-10-13 12:36:08,152 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 758 803) no Hoare annotation was computed. [2020-10-13 12:36:08,152 INFO L268 CegarLoopResult]: For program point L778(lines 778 785) no Hoare annotation was computed. [2020-10-13 12:36:08,152 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 758 803) no Hoare annotation was computed. [2020-10-13 12:36:08,152 INFO L268 CegarLoopResult]: For program point L772(lines 772 792) no Hoare annotation was computed. [2020-10-13 12:36:08,152 INFO L268 CegarLoopResult]: For program point L772-1(lines 772 792) no Hoare annotation was computed. [2020-10-13 12:36:08,152 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 867 877) 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))) [2020-10-13 12:36:08,152 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 867 877) no Hoare annotation was computed. [2020-10-13 12:36:08,152 INFO L264 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:36:08,152 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 867 877) no Hoare annotation was computed. [2020-10-13 12:36:08,152 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 229 239) no Hoare annotation was computed. [2020-10-13 12:36:08,152 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 229 239) no Hoare annotation was computed. [2020-10-13 12:36:08,153 INFO L268 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-10-13 12:36:08,153 INFO L268 CegarLoopResult]: For program point L234-1(line 234) no Hoare annotation was computed. [2020-10-13 12:36:08,153 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 229 239) no Hoare annotation was computed. [2020-10-13 12:36:08,153 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 221 228) the Hoare annotation is: true [2020-10-13 12:36:08,153 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 221 228) no Hoare annotation was computed. [2020-10-13 12:36:08,153 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 221 228) no Hoare annotation was computed. [2020-10-13 12:36:08,153 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 188 194) no Hoare annotation was computed. [2020-10-13 12:36:08,153 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 188 194) the Hoare annotation is: true [2020-10-13 12:36:08,153 INFO L264 CegarLoopResult]: At program point testENTRY(lines 84 151) 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))) [2020-10-13 12:36:08,153 INFO L268 CegarLoopResult]: For program point L95(lines 94 143) no Hoare annotation was computed. [2020-10-13 12:36:08,153 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:08,153 INFO L268 CegarLoopResult]: For program point L124(lines 124 139) no Hoare annotation was computed. [2020-10-13 12:36:08,154 INFO L268 CegarLoopResult]: For program point testFINAL(lines 84 151) no Hoare annotation was computed. [2020-10-13 12:36:08,154 INFO L264 CegarLoopResult]: At program point L116(line 116) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:08,154 INFO L268 CegarLoopResult]: For program point L114(lines 114 120) no Hoare annotation was computed. [2020-10-13 12:36:08,154 INFO L268 CegarLoopResult]: For program point L114-1(lines 114 120) no Hoare annotation was computed. [2020-10-13 12:36:08,154 INFO L264 CegarLoopResult]: At program point L141(lines 94 143) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:08,154 INFO L264 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:08,154 INFO L268 CegarLoopResult]: For program point L104(lines 104 110) no Hoare annotation was computed. [2020-10-13 12:36:08,155 INFO L268 CegarLoopResult]: For program point L104-1(lines 104 110) no Hoare annotation was computed. [2020-10-13 12:36:08,155 INFO L268 CegarLoopResult]: For program point L96(lines 96 100) no Hoare annotation was computed. [2020-10-13 12:36:08,155 INFO L264 CegarLoopResult]: At program point L144(lines 93 145) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:36:08,155 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:08,155 INFO L268 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2020-10-13 12:36:08,155 INFO L264 CegarLoopResult]: At program point L132-1(lines 124 139) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:08,155 INFO L268 CegarLoopResult]: For program point testEXIT(lines 84 151) no Hoare annotation was computed. [2020-10-13 12:36:08,156 INFO L268 CegarLoopResult]: For program point L732(lines 732 739) no Hoare annotation was computed. [2020-10-13 12:36:08,156 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 712 757) no Hoare annotation was computed. [2020-10-13 12:36:08,156 INFO L268 CegarLoopResult]: For program point L726(lines 726 746) no Hoare annotation was computed. [2020-10-13 12:36:08,156 INFO L268 CegarLoopResult]: For program point L726-1(lines 726 746) no Hoare annotation was computed. [2020-10-13 12:36:08,156 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 712 757) no Hoare annotation was computed. [2020-10-13 12:36:08,156 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 712 757) no Hoare annotation was computed. [2020-10-13 12:36:08,156 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 319 347) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-13 12:36:08,157 INFO L264 CegarLoopResult]: At program point L334(line 334) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-13 12:36:08,157 INFO L268 CegarLoopResult]: For program point L332(lines 332 338) no Hoare annotation was computed. [2020-10-13 12:36:08,157 INFO L268 CegarLoopResult]: For program point L331(lines 331 341) no Hoare annotation was computed. [2020-10-13 12:36:08,157 INFO L264 CegarLoopResult]: At program point L329(line 329) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-13 12:36:08,157 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-10-13 12:36:08,157 INFO L268 CegarLoopResult]: For program point L327(lines 327 344) no Hoare annotation was computed. [2020-10-13 12:36:08,157 INFO L268 CegarLoopResult]: For program point L327-1(lines 319 347) no Hoare annotation was computed. [2020-10-13 12:36:08,158 INFO L264 CegarLoopResult]: At program point L325(line 325) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-13 12:36:08,158 INFO L268 CegarLoopResult]: For program point L325-1(line 325) no Hoare annotation was computed. [2020-10-13 12:36:08,158 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 319 347) no Hoare annotation was computed. [2020-10-13 12:36:08,158 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 397 419) no Hoare annotation was computed. [2020-10-13 12:36:08,158 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 397 419) no Hoare annotation was computed. [2020-10-13 12:36:08,158 INFO L268 CegarLoopResult]: For program point L405(lines 405 413) no Hoare annotation was computed. [2020-10-13 12:36:08,158 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 397 419) no Hoare annotation was computed. [2020-10-13 12:36:08,158 INFO L268 CegarLoopResult]: For program point L405-2(lines 405 413) no Hoare annotation was computed. [2020-10-13 12:36:08,159 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 311 318) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-13 12:36:08,159 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 311 318) no Hoare annotation was computed. [2020-10-13 12:36:08,159 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 311 318) no Hoare annotation was computed. [2020-10-13 12:36:08,159 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-13 12:36:08,159 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-13 12:36:08,159 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-13 12:36:08,159 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 609 711) no Hoare annotation was computed. [2020-10-13 12:36:08,159 INFO L268 CegarLoopResult]: For program point L638(lines 638 654) no Hoare annotation was computed. [2020-10-13 12:36:08,160 INFO L268 CegarLoopResult]: For program point L698(lines 698 705) no Hoare annotation was computed. [2020-10-13 12:36:08,160 INFO L268 CegarLoopResult]: For program point L659(lines 658 678) no Hoare annotation was computed. [2020-10-13 12:36:08,160 INFO L268 CegarLoopResult]: For program point L690(line 690) no Hoare annotation was computed. [2020-10-13 12:36:08,160 INFO L268 CegarLoopResult]: For program point L690-1(line 690) no Hoare annotation was computed. [2020-10-13 12:36:08,160 INFO L268 CegarLoopResult]: For program point L655(lines 655 696) no Hoare annotation was computed. [2020-10-13 12:36:08,160 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 609 711) no Hoare annotation was computed. [2020-10-13 12:36:08,160 INFO L268 CegarLoopResult]: For program point L674(line 674) no Hoare annotation was computed. [2020-10-13 12:36:08,161 INFO L268 CegarLoopResult]: For program point L674-1(line 674) no Hoare annotation was computed. [2020-10-13 12:36:08,161 INFO L268 CegarLoopResult]: For program point L633(lines 633 637) no Hoare annotation was computed. [2020-10-13 12:36:08,161 INFO L268 CegarLoopResult]: For program point L697(lines 697 708) no Hoare annotation was computed. [2020-10-13 12:36:08,161 INFO L268 CegarLoopResult]: For program point L660(lines 660 664) no Hoare annotation was computed. [2020-10-13 12:36:08,161 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 609 711) no Hoare annotation was computed. [2020-10-13 12:36:08,161 INFO L268 CegarLoopResult]: For program point L658-2(lines 658 678) no Hoare annotation was computed. [2020-10-13 12:36:08,161 INFO L268 CegarLoopResult]: For program point L679(lines 657 680) no Hoare annotation was computed. [2020-10-13 12:36:08,161 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:08,162 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-13 12:36:08,162 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:08,162 INFO L268 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-10-13 12:36:08,162 INFO L268 CegarLoopResult]: For program point L209-1(line 209) no Hoare annotation was computed. [2020-10-13 12:36:08,162 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 204 220) no Hoare annotation was computed. [2020-10-13 12:36:08,163 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 204 220) no Hoare annotation was computed. [2020-10-13 12:36:08,163 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-10-13 12:36:08,163 INFO L268 CegarLoopResult]: For program point L215-1(lines 204 220) no Hoare annotation was computed. [2020-10-13 12:36:08,163 INFO L268 CegarLoopResult]: For program point L211(lines 211 217) no Hoare annotation was computed. [2020-10-13 12:36:08,163 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 420 428) no Hoare annotation was computed. [2020-10-13 12:36:08,163 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 420 428) no Hoare annotation was computed. [2020-10-13 12:36:08,163 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 420 428) no Hoare annotation was computed. [2020-10-13 12:36:08,163 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 376 387) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-13 12:36:08,164 INFO L268 CegarLoopResult]: For program point L380-1(lines 376 387) no Hoare annotation was computed. [2020-10-13 12:36:08,164 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 376 387) no Hoare annotation was computed. [2020-10-13 12:36:08,164 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:08,164 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-13 12:36:08,164 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:08,164 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:36:08,165 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 164 187) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:36:08,165 INFO L264 CegarLoopResult]: At program point L175(lines 175 181) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:36:08,165 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 164 187) no Hoare annotation was computed. [2020-10-13 12:36:08,165 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-13 12:36:08,165 INFO L268 CegarLoopResult]: For program point L168(lines 167 186) no Hoare annotation was computed. [2020-10-13 12:36:08,165 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 164 187) no Hoare annotation was computed. [2020-10-13 12:36:08,165 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 806 835) no Hoare annotation was computed. [2020-10-13 12:36:08,165 INFO L271 CegarLoopResult]: At program point L831(lines 806 835) the Hoare annotation is: true [2020-10-13 12:36:08,166 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 806 835) the Hoare annotation is: true [2020-10-13 12:36:08,166 INFO L268 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-10-13 12:36:08,166 INFO L268 CegarLoopResult]: For program point L820(lines 820 824) no Hoare annotation was computed. [2020-10-13 12:36:08,166 INFO L271 CegarLoopResult]: At program point L820-1(lines 820 824) the Hoare annotation is: true [2020-10-13 12:36:08,166 INFO L268 CegarLoopResult]: For program point L817(line 817) no Hoare annotation was computed. [2020-10-13 12:36:08,166 INFO L271 CegarLoopResult]: At program point L816-2(lines 816 830) the Hoare annotation is: true [2020-10-13 12:36:08,166 INFO L271 CegarLoopResult]: At program point L812(line 812) the Hoare annotation is: true [2020-10-13 12:36:08,166 INFO L268 CegarLoopResult]: For program point L812-1(line 812) no Hoare annotation was computed. [2020-10-13 12:36:08,167 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 388 396) the Hoare annotation is: true [2020-10-13 12:36:08,167 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 388 396) no Hoare annotation was computed. [2020-10-13 12:36:08,167 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 388 396) no Hoare annotation was computed. [2020-10-13 12:36:08,167 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 352 363) the Hoare annotation is: true [2020-10-13 12:36:08,167 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 352 363) no Hoare annotation was computed. [2020-10-13 12:36:08,167 INFO L268 CegarLoopResult]: For program point L356-1(lines 352 363) no Hoare annotation was computed. [2020-10-13 12:36:08,167 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 860 866) no Hoare annotation was computed. [2020-10-13 12:36:08,168 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 860 866) the Hoare annotation is: true [2020-10-13 12:36:08,168 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:08,168 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-13 12:36:08,168 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 12:36:08,168 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:08,168 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 300 307) no Hoare annotation was computed. [2020-10-13 12:36:08,168 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 300 307) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:36:08,168 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 300 307) no Hoare annotation was computed. [2020-10-13 12:36:08,169 INFO L268 CegarLoopResult]: For program point L368-1(lines 364 375) no Hoare annotation was computed. [2020-10-13 12:36:08,169 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 364 375) no Hoare annotation was computed. [2020-10-13 12:36:08,169 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 364 375) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:36:08,169 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 430 437) no Hoare annotation was computed. [2020-10-13 12:36:08,169 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 434) no Hoare annotation was computed. [2020-10-13 12:36:08,169 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 430 437) the Hoare annotation is: true [2020-10-13 12:36:08,170 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 430 437) no Hoare annotation was computed. [2020-10-13 12:36:08,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:36:08 BoogieIcfgContainer [2020-10-13 12:36:08,187 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 12:36:08,189 INFO L168 Benchmark]: Toolchain (without parser) took 27634.00 ms. Allocated memory was 144.7 MB in the beginning and 663.7 MB in the end (delta: 519.0 MB). Free memory was 101.5 MB in the beginning and 328.2 MB in the end (delta: -226.7 MB). Peak memory consumption was 500.0 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:08,190 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 144.7 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-13 12:36:08,191 INFO L168 Benchmark]: CACSL2BoogieTranslator took 631.37 ms. Allocated memory was 144.7 MB in the beginning and 203.9 MB in the end (delta: 59.2 MB). Free memory was 101.3 MB in the beginning and 171.2 MB in the end (delta: -69.9 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:08,191 INFO L168 Benchmark]: Boogie Preprocessor took 91.36 ms. Allocated memory is still 203.9 MB. Free memory was 171.2 MB in the beginning and 167.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:08,193 INFO L168 Benchmark]: RCFGBuilder took 1106.35 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 167.2 MB in the beginning and 198.2 MB in the end (delta: -31.0 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:08,194 INFO L168 Benchmark]: TraceAbstraction took 25800.20 ms. Allocated memory was 235.9 MB in the beginning and 663.7 MB in the end (delta: 427.8 MB). Free memory was 198.2 MB in the beginning and 328.2 MB in the end (delta: -130.0 MB). Peak memory consumption was 505.4 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:08,198 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 144.7 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 631.37 ms. Allocated memory was 144.7 MB in the beginning and 203.9 MB in the end (delta: 59.2 MB). Free memory was 101.3 MB in the beginning and 171.2 MB in the end (delta: -69.9 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.36 ms. Allocated memory is still 203.9 MB. Free memory was 171.2 MB in the beginning and 167.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1106.35 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 167.2 MB in the beginning and 198.2 MB in the end (delta: -31.0 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 25800.20 ms. Allocated memory was 235.9 MB in the beginning and 663.7 MB in the end (delta: 427.8 MB). Free memory was 198.2 MB in the beginning and 328.2 MB in the end (delta: -130.0 MB). Peak memory consumption was 505.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 434]: 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: 93]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 806]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 216 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.2s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 254 SDtfs, 292 SDslu, 177 SDs, 0 SdLazy, 623 SolverSat, 191 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=153occurred 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, 63 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 48 LocationsWithAnnotation, 130 PreInvPairs, 153 NumberOfFragments, 574 HoareAnnotationTreeSize, 130 FomulaSimplifications, 7788 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 48 FomulaSimplificationsInter, 4791 FormulaSimplificationTreeSizeReductionInter, 3.2s 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...