/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_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:36:00,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:36:00,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:36:00,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:36:00,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:36:00,994 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:36:00,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:36:00,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:36:01,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:36:01,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:36:01,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:36:01,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:36:01,007 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:36:01,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:36:01,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:36:01,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:36:01,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:36:01,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:36:01,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:36:01,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:36:01,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:36:01,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:36:01,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:36:01,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:36:01,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:36:01,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:36:01,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:36:01,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:36:01,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:36:01,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:36:01,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:36:01,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:36:01,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:36:01,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:36:01,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:36:01,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:36:01,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:36:01,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:36:01,040 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:36:01,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:36:01,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:36:01,043 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 12:36:01,064 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:36:01,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:36:01,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:36:01,066 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:36:01,066 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:36:01,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:36:01,067 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:36:01,067 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:36:01,067 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:36:01,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:36:01,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:36:01,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:36:01,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:36:01,068 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:36:01,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:36:01,069 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:36:01,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:36:01,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:36:01,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:36:01,069 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:36:01,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:36:01,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:36:01,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:36:01,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:36:01,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:36:01,071 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:36:01,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:36:01,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:36:01,071 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:36:01,072 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 12:36:01,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:36:01,423 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:36:01,435 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:36:01,436 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:36:01,436 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:36:01,437 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product18.cil.c [2020-10-13 12:36:01,492 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ca2ef3d1f/92772e576f2a413ea423b7b642850cdb/FLAG56fd352d7 [2020-10-13 12:36:02,088 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:36:02,089 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product18.cil.c [2020-10-13 12:36:02,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ca2ef3d1f/92772e576f2a413ea423b7b642850cdb/FLAG56fd352d7 [2020-10-13 12:36:02,395 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ca2ef3d1f/92772e576f2a413ea423b7b642850cdb [2020-10-13 12:36:02,404 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:36:02,406 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:36:02,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:36:02,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:36:02,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:36:02,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:36:02" (1/1) ... [2020-10-13 12:36:02,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@336ce4d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:02, skipping insertion in model container [2020-10-13 12:36:02,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:36:02" (1/1) ... [2020-10-13 12:36:02,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:36:02,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:36:02,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:36:02,929 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:36:03,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:36:03,045 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:36:03,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:03 WrapperNode [2020-10-13 12:36:03,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:36:03,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:36:03,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:36:03,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:36:03,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:03" (1/1) ... [2020-10-13 12:36:03,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:03" (1/1) ... [2020-10-13 12:36:03,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:03" (1/1) ... [2020-10-13 12:36:03,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:03" (1/1) ... [2020-10-13 12:36:03,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:03" (1/1) ... [2020-10-13 12:36:03,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:03" (1/1) ... [2020-10-13 12:36:03,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:03" (1/1) ... [2020-10-13 12:36:03,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:36:03,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:36:03,147 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:36:03,147 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:36:03,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:03" (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 12:36:03,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:36:03,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:36:03,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:36:03,219 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 12:36:03,219 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-13 12:36:03,219 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-13 12:36:03,219 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-13 12:36:03,219 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-13 12:36:03,219 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-13 12:36:03,220 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-13 12:36:03,220 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-13 12:36:03,220 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-13 12:36:03,220 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-13 12:36:03,220 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:36:03,220 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 12:36:03,221 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 12:36:03,221 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:36:03,221 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 12:36:03,221 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:36:03,221 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:36:03,221 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:36:03,222 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:36:03,222 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:36:03,222 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-13 12:36:03,222 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-13 12:36:03,222 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-13 12:36:03,223 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-13 12:36:03,223 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-13 12:36:03,223 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-13 12:36:03,223 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-13 12:36:03,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:36:03,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:36:03,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:36:03,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:36:03,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:36:03,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:36:03,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-13 12:36:03,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-13 12:36:03,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:36:03,225 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:36:03,225 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:36:03,225 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:36:03,225 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-13 12:36:03,225 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-13 12:36:03,225 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-13 12:36:03,226 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-13 12:36:03,226 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 12:36:03,226 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-13 12:36:03,226 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-13 12:36:03,226 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-13 12:36:03,226 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-13 12:36:03,227 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-13 12:36:03,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-13 12:36:03,227 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-13 12:36:03,227 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-13 12:36:03,227 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-13 12:36:03,227 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-13 12:36:03,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:36:03,228 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-13 12:36:03,228 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-13 12:36:03,228 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 12:36:03,228 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:36:03,228 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 12:36:03,228 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:36:03,228 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-13 12:36:03,229 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 12:36:03,229 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:36:03,229 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:36:03,229 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:36:03,229 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:36:03,229 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:36:03,230 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-13 12:36:03,230 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:36:03,230 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:36:03,230 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:36:03,230 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:36:03,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:36:03,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:36:03,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:36:03,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:36:03,231 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:36:03,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:36:03,231 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:36:03,231 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:36:03,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:36:03,232 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:36:03,232 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:36:03,232 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:36:03,232 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:36:03,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:36:03,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:36:03,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:36:04,326 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:36:04,326 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-13 12:36:04,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:36:04 BoogieIcfgContainer [2020-10-13 12:36:04,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:36:04,333 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:36:04,333 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:36:04,336 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:36:04,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:36:02" (1/3) ... [2020-10-13 12:36:04,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6441a48b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:36:04, skipping insertion in model container [2020-10-13 12:36:04,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:03" (2/3) ... [2020-10-13 12:36:04,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6441a48b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:36:04, skipping insertion in model container [2020-10-13 12:36:04,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:36:04" (3/3) ... [2020-10-13 12:36:04,341 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product18.cil.c [2020-10-13 12:36:04,351 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:36:04,361 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:36:04,376 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:36:04,398 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:36:04,399 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:36:04,399 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:36:04,399 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:36:04,399 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:36:04,399 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:36:04,399 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:36:04,400 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:36:04,422 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2020-10-13 12:36:04,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-13 12:36:04,432 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:36:04,433 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 12:36:04,434 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:36:04,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:36:04,441 INFO L82 PathProgramCache]: Analyzing trace with hash 1030614044, now seen corresponding path program 1 times [2020-10-13 12:36:04,450 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:36:04,450 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [918236125] [2020-10-13 12:36:04,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:36:04,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:04,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:04,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:05,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:06,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:06,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:09,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:09,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-13 12:36:09,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:36:09,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-13 12:36:09,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:09,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:09,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-13 12:36:09,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:09,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-13 12:36:10,226 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:36:10,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:36:10,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:10,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:10,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:10,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:10,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:10,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-13 12:36:10,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:10,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:10,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:10,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:10,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:10,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:36:10,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:10,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:10,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:10,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:10,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:10,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:10,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:10,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:10,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:10,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:10,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:10,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:36:10,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:10,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:10,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:10,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:10,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:10,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:10,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:10,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:10,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:10,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:10,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:10,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:36:10,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:10,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:10,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:10,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:10,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:10,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:36:10,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:10,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:10,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:10,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:10,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:10,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:36:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:10,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:10,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:10,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:10,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:10,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:10,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:10,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:10,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:10,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:10,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:10,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:36:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:10,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:10,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:10,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:10,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:10,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:36:10,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:10,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:10,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:10,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:10,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:10,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:36:10,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:10,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:10,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:10,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:10,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:10,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:36:10,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:10,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:10,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:36:10,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:10,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:10,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-13 12:36:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:10,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:10,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:10,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:10,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:10,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:36:10,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:10,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:10,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:36:10,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:10,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:10,397 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 12:36:10,398 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [918236125] [2020-10-13 12:36:10,401 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:36:10,402 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 12:36:10,403 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716459759] [2020-10-13 12:36:10,412 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 12:36:10,412 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:36:10,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 12:36:10,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:36:10,436 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 4 states. [2020-10-13 12:36:11,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:36:11,730 INFO L93 Difference]: Finished difference Result 256 states and 336 transitions. [2020-10-13 12:36:11,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-13 12:36:11,732 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-10-13 12:36:11,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:36:11,756 INFO L225 Difference]: With dead ends: 256 [2020-10-13 12:36:11,759 INFO L226 Difference]: Without dead ends: 144 [2020-10-13 12:36:11,765 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 12:36:11,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-10-13 12:36:11,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 113. [2020-10-13 12:36:11,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2020-10-13 12:36:11,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2020-10-13 12:36:11,923 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 131 transitions. Word has length 51 [2020-10-13 12:36:11,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:36:11,923 INFO L479 AbstractCegarLoop]: Abstraction has 113 states and 131 transitions. [2020-10-13 12:36:11,924 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 12:36:11,924 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2020-10-13 12:36:11,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-13 12:36:11,931 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:36:11,931 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 12:36:11,932 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:36:11,932 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:36:11,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:36:11,941 INFO L82 PathProgramCache]: Analyzing trace with hash 1356114072, now seen corresponding path program 1 times [2020-10-13 12:36:11,942 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:36:11,942 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1899113705] [2020-10-13 12:36:11,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:36:11,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:12,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:12,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:12,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:13,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:13,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:15,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:16,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:16,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-13 12:36:16,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:36:16,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:36:16,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:16,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:36:16,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-13 12:36:16,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:36:16,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:17,274 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:36:17,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:36:17,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:17,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:17,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:17,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:17,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:17,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 12:36:17,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:17,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:17,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:17,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:17,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:17,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:36:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:17,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:17,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:17,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:17,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:17,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:36:17,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:17,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:17,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:17,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:17,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:17,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:36:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:17,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:17,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:17,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:17,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:17,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:17,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:17,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:17,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:17,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:17,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:17,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:36:17,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:17,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:17,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:17,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:17,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:17,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:36:17,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:17,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:17,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:17,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:17,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:17,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:36:17,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:17,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:17,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:17,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:17,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:17,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:36:17,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:17,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:17,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:17,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:17,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:17,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:36:17,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:17,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:17,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:17,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:17,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:17,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:17,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:17,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:17,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:17,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:17,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:17,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:36:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:17,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:17,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:17,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:17,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:17,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:17,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:17,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:17,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:36:17,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:17,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:17,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-13 12:36:17,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:17,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:17,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:17,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:17,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:17,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:17,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:17,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:17,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:36:17,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:17,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:17,382 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 12:36:17,383 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1899113705] [2020-10-13 12:36:17,383 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:36:17,383 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 12:36:17,384 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660111090] [2020-10-13 12:36:17,387 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 12:36:17,387 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:36:17,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 12:36:17,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:36:17,388 INFO L87 Difference]: Start difference. First operand 113 states and 131 transitions. Second operand 5 states. [2020-10-13 12:36:17,928 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:36:18,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:36:18,705 INFO L93 Difference]: Finished difference Result 197 states and 243 transitions. [2020-10-13 12:36:18,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 12:36:18,706 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-13 12:36:18,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:36:18,712 INFO L225 Difference]: With dead ends: 197 [2020-10-13 12:36:18,713 INFO L226 Difference]: Without dead ends: 134 [2020-10-13 12:36:18,714 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:36:18,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-10-13 12:36:18,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 104. [2020-10-13 12:36:18,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-10-13 12:36:18,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 119 transitions. [2020-10-13 12:36:18,776 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 119 transitions. Word has length 52 [2020-10-13 12:36:18,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:36:18,777 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 119 transitions. [2020-10-13 12:36:18,777 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 12:36:18,777 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 119 transitions. [2020-10-13 12:36:18,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-10-13 12:36:18,788 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:36:18,788 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 12:36:18,789 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:36:18,789 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:36:18,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:36:18,789 INFO L82 PathProgramCache]: Analyzing trace with hash 1966114986, now seen corresponding path program 1 times [2020-10-13 12:36:18,790 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:36:18,790 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [683962459] [2020-10-13 12:36:18,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:36:18,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:18,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:19,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:19,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:19,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:23,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:23,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:23,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-13 12:36:23,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:36:23,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-13 12:36:23,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:23,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:36:23,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-13 12:36:23,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:36:23,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:24,278 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:36:24,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:36:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:24,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:24,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:24,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:24,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:24,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-13 12:36:24,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:24,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:24,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:24,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:24,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:24,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:36:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:24,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:24,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:24,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:24,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:24,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:24,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:24,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:24,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:24,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:24,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:24,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:36:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:24,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:24,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:24,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:24,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:24,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:24,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:24,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:24,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:24,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:24,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:24,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:36:24,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:24,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:24,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:24,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:24,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:24,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:24,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:24,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:24,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:24,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:24,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:24,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:36:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:24,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:24,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:24,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:24,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:24,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:24,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:24,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:24,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:24,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:24,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:24,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:36:24,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:24,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:24,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:24,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:24,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:24,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:24,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:24,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:24,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:24,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:24,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:24,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-13 12:36:24,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:24,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:24,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:24,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:24,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:24,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:36:24,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:24,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:36:24,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:24,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:36:24,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:24,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-13 12:36:24,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:24,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:24,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:24,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:24,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:24,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:36:24,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:24,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:36:24,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:24,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:36:24,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:24,466 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 12:36:24,467 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [683962459] [2020-10-13 12:36:24,467 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:36:24,468 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 12:36:24,468 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217189764] [2020-10-13 12:36:24,468 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:36:24,470 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:36:24,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:36:24,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:36:24,472 INFO L87 Difference]: Start difference. First operand 104 states and 119 transitions. Second operand 8 states. [2020-10-13 12:36:24,962 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:36:26,047 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-10-13 12:36:26,336 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:36:26,621 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:36:26,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:36:26,794 INFO L93 Difference]: Finished difference Result 179 states and 225 transitions. [2020-10-13 12:36:26,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 12:36:26,795 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-10-13 12:36:26,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:36:26,796 INFO L225 Difference]: With dead ends: 179 [2020-10-13 12:36:26,796 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 12:36:26,798 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2020-10-13 12:36:26,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 12:36:26,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 12:36:26,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 12:36:26,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 12:36:26,799 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 57 [2020-10-13 12:36:26,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:36:26,800 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 12:36:26,800 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:36:26,800 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 12:36:26,800 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 12:36:26,800 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:36:26,803 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 12:36:28,094 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-10-13 12:36:28,221 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-10-13 12:36:28,365 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:28,511 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:28,669 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:28,864 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:29,078 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:36:29,224 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-13 12:36:29,390 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-13 12:36:29,557 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:29,729 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:29,884 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:30,046 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:30,238 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:30,395 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:30,550 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:30,711 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:30,874 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:31,026 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-13 12:36:31,183 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:31,325 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:31,331 INFO L268 CegarLoopResult]: For program point L606(lines 583 607) no Hoare annotation was computed. [2020-10-13 12:36:31,332 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 559 614) no Hoare annotation was computed. [2020-10-13 12:36:31,332 INFO L268 CegarLoopResult]: For program point L590(lines 590 594) no Hoare annotation was computed. [2020-10-13 12:36:31,332 INFO L268 CegarLoopResult]: For program point L590-1(lines 590 594) no Hoare annotation was computed. [2020-10-13 12:36:31,332 INFO L268 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-10-13 12:36:31,332 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 559 614) no Hoare annotation was computed. [2020-10-13 12:36:31,332 INFO L268 CegarLoopResult]: For program point L584-2(lines 584 605) no Hoare annotation was computed. [2020-10-13 12:36:31,332 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 559 614) no Hoare annotation was computed. [2020-10-13 12:36:31,333 INFO L268 CegarLoopResult]: For program point L641-2(lines 641 666) no Hoare annotation was computed. [2020-10-13 12:36:31,333 INFO L268 CegarLoopResult]: For program point L667(lines 640 668) no Hoare annotation was computed. [2020-10-13 12:36:31,333 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 615 674) no Hoare annotation was computed. [2020-10-13 12:36:31,333 INFO L268 CegarLoopResult]: For program point L660(line 660) no Hoare annotation was computed. [2020-10-13 12:36:31,333 INFO L268 CegarLoopResult]: For program point L660-1(line 660) no Hoare annotation was computed. [2020-10-13 12:36:31,333 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 615 674) no Hoare annotation was computed. [2020-10-13 12:36:31,333 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 615 674) no Hoare annotation was computed. [2020-10-13 12:36:31,333 INFO L268 CegarLoopResult]: For program point L647(lines 647 651) no Hoare annotation was computed. [2020-10-13 12:36:31,334 INFO L268 CegarLoopResult]: For program point L647-1(lines 647 651) no Hoare annotation was computed. [2020-10-13 12:36:31,334 INFO L268 CegarLoopResult]: For program point L642(line 642) no Hoare annotation was computed. [2020-10-13 12:36:31,334 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 400 406) the Hoare annotation is: true [2020-10-13 12:36:31,334 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 400 406) no Hoare annotation was computed. [2020-10-13 12:36:31,334 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 407 415) no Hoare annotation was computed. [2020-10-13 12:36:31,334 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 407 415) the Hoare annotation is: true [2020-10-13 12:36:31,334 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 407 415) no Hoare annotation was computed. [2020-10-13 12:36:31,335 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 358 380) 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 12:36:31,335 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 358 380) no Hoare annotation was computed. [2020-10-13 12:36:31,335 INFO L264 CegarLoopResult]: At program point L370(line 370) 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 12:36:31,335 INFO L264 CegarLoopResult]: At program point L370-1(line 370) 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 12:36:31,335 INFO L268 CegarLoopResult]: For program point L368(lines 368 375) no Hoare annotation was computed. [2020-10-13 12:36:31,335 INFO L268 CegarLoopResult]: For program point L368-1(lines 368 375) no Hoare annotation was computed. [2020-10-13 12:36:31,336 INFO L268 CegarLoopResult]: For program point L366(line 366) no Hoare annotation was computed. [2020-10-13 12:36:31,336 INFO L264 CegarLoopResult]: At program point L365(line 365) 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 12:36:31,336 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 358 380) no Hoare annotation was computed. [2020-10-13 12:36:31,336 INFO L264 CegarLoopResult]: At program point L364(line 364) 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 12:36:31,336 INFO L264 CegarLoopResult]: At program point L364-1(line 364) 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 12:36:31,336 INFO L268 CegarLoopResult]: For program point L321(line 321) no Hoare annotation was computed. [2020-10-13 12:36:31,337 INFO L268 CegarLoopResult]: For program point L320(line 320) no Hoare annotation was computed. [2020-10-13 12:36:31,337 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 312 335) no Hoare annotation was computed. [2020-10-13 12:36:31,337 INFO L268 CegarLoopResult]: For program point L319(line 319) no Hoare annotation was computed. [2020-10-13 12:36:31,337 INFO L268 CegarLoopResult]: For program point L318(line 318) no Hoare annotation was computed. [2020-10-13 12:36:31,337 INFO L268 CegarLoopResult]: For program point L317(line 317) no Hoare annotation was computed. [2020-10-13 12:36:31,337 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 312 335) no Hoare annotation was computed. [2020-10-13 12:36:31,337 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 312 335) no Hoare annotation was computed. [2020-10-13 12:36:31,337 INFO L268 CegarLoopResult]: For program point L330(line 330) no Hoare annotation was computed. [2020-10-13 12:36:31,338 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-10-13 12:36:31,338 INFO L268 CegarLoopResult]: For program point L328(line 328) no Hoare annotation was computed. [2020-10-13 12:36:31,338 INFO L268 CegarLoopResult]: For program point L327(line 327) no Hoare annotation was computed. [2020-10-13 12:36:31,338 INFO L268 CegarLoopResult]: For program point L326(line 326) no Hoare annotation was computed. [2020-10-13 12:36:31,338 INFO L268 CegarLoopResult]: For program point L325(line 325) no Hoare annotation was computed. [2020-10-13 12:36:31,338 INFO L268 CegarLoopResult]: For program point L324(line 324) no Hoare annotation was computed. [2020-10-13 12:36:31,338 INFO L268 CegarLoopResult]: For program point L323(line 323) no Hoare annotation was computed. [2020-10-13 12:36:31,338 INFO L268 CegarLoopResult]: For program point L322(line 322) no Hoare annotation was computed. [2020-10-13 12:36:31,338 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 138 146) no Hoare annotation was computed. [2020-10-13 12:36:31,339 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 138 146) the Hoare annotation is: true [2020-10-13 12:36:31,339 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 138 146) no Hoare annotation was computed. [2020-10-13 12:36:31,339 INFO L268 CegarLoopResult]: For program point L192(lines 192 196) no Hoare annotation was computed. [2020-10-13 12:36:31,339 INFO L271 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: true [2020-10-13 12:36:31,339 INFO L268 CegarLoopResult]: For program point L192-2(lines 192 196) no Hoare annotation was computed. [2020-10-13 12:36:31,339 INFO L268 CegarLoopResult]: For program point L190-1(line 190) no Hoare annotation was computed. [2020-10-13 12:36:31,339 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 183 201) the Hoare annotation is: true [2020-10-13 12:36:31,339 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 183 201) no Hoare annotation was computed. [2020-10-13 12:36:31,340 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 183 201) no Hoare annotation was computed. [2020-10-13 12:36:31,340 INFO L268 CegarLoopResult]: For program point L154(lines 154 162) no Hoare annotation was computed. [2020-10-13 12:36:31,340 INFO L268 CegarLoopResult]: For program point L154-2(lines 154 162) no Hoare annotation was computed. [2020-10-13 12:36:31,340 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-13 12:36:31,340 INFO L268 CegarLoopResult]: For program point L177-1(line 177) no Hoare annotation was computed. [2020-10-13 12:36:31,340 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 147 182) no Hoare annotation was computed. [2020-10-13 12:36:31,340 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 147 182) no Hoare annotation was computed. [2020-10-13 12:36:31,340 INFO L268 CegarLoopResult]: For program point L166(lines 166 174) no Hoare annotation was computed. [2020-10-13 12:36:31,340 INFO L268 CegarLoopResult]: For program point L166-2(lines 166 174) no Hoare annotation was computed. [2020-10-13 12:36:31,340 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 147 182) no Hoare annotation was computed. [2020-10-13 12:36:31,340 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 393 399) no Hoare annotation was computed. [2020-10-13 12:36:31,341 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 393 399) the Hoare annotation is: true [2020-10-13 12:36:31,341 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 513 558) no Hoare annotation was computed. [2020-10-13 12:36:31,341 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 513 558) no Hoare annotation was computed. [2020-10-13 12:36:31,341 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 513 558) no Hoare annotation was computed. [2020-10-13 12:36:31,341 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 826 871) no Hoare annotation was computed. [2020-10-13 12:36:31,341 INFO L268 CegarLoopResult]: For program point L846(lines 846 853) no Hoare annotation was computed. [2020-10-13 12:36:31,341 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 826 871) no Hoare annotation was computed. [2020-10-13 12:36:31,341 INFO L268 CegarLoopResult]: For program point L840(lines 840 860) no Hoare annotation was computed. [2020-10-13 12:36:31,341 INFO L268 CegarLoopResult]: For program point L840-1(lines 840 860) no Hoare annotation was computed. [2020-10-13 12:36:31,341 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 826 871) no Hoare annotation was computed. [2020-10-13 12:36:31,341 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 344 354) 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 12:36:31,341 INFO L264 CegarLoopResult]: At program point L349(line 349) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:36:31,342 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 344 354) no Hoare annotation was computed. [2020-10-13 12:36:31,342 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 344 354) no Hoare annotation was computed. [2020-10-13 12:36:31,342 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 127 137) no Hoare annotation was computed. [2020-10-13 12:36:31,342 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 127 137) no Hoare annotation was computed. [2020-10-13 12:36:31,342 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 127 137) no Hoare annotation was computed. [2020-10-13 12:36:31,342 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-13 12:36:31,342 INFO L268 CegarLoopResult]: For program point L132-1(line 132) no Hoare annotation was computed. [2020-10-13 12:36:31,342 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 119 126) the Hoare annotation is: true [2020-10-13 12:36:31,342 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 119 126) no Hoare annotation was computed. [2020-10-13 12:36:31,342 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 119 126) no Hoare annotation was computed. [2020-10-13 12:36:31,342 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:36:31,342 INFO L268 CegarLoopResult]: For program point L94(lines 94 102) no Hoare annotation was computed. [2020-10-13 12:36:31,342 INFO L264 CegarLoopResult]: At program point L92(line 92) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:36:31,343 INFO L268 CegarLoopResult]: For program point L92-1(line 92) no Hoare annotation was computed. [2020-10-13 12:36:31,343 INFO L268 CegarLoopResult]: For program point L90(lines 90 107) no Hoare annotation was computed. [2020-10-13 12:36:31,343 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 86 110) no Hoare annotation was computed. [2020-10-13 12:36:31,343 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 86 110) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:31,343 INFO L264 CegarLoopResult]: At program point L105(line 105) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:31,343 INFO L268 CegarLoopResult]: For program point L105-1(lines 86 110) no Hoare annotation was computed. [2020-10-13 12:36:31,343 INFO L264 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:36:31,343 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 78 84) no Hoare annotation was computed. [2020-10-13 12:36:31,344 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 78 84) the Hoare annotation is: true [2020-10-13 12:36:31,344 INFO L268 CegarLoopResult]: For program point L225(lines 224 271) no Hoare annotation was computed. [2020-10-13 12:36:31,344 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:31,344 INFO L264 CegarLoopResult]: At program point testENTRY(lines 214 279) 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 12:36:31,344 INFO L268 CegarLoopResult]: For program point L254(lines 254 267) no Hoare annotation was computed. [2020-10-13 12:36:31,344 INFO L268 CegarLoopResult]: For program point testFINAL(lines 214 279) no Hoare annotation was computed. [2020-10-13 12:36:31,345 INFO L264 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:31,345 INFO L268 CegarLoopResult]: For program point L244(lines 244 250) no Hoare annotation was computed. [2020-10-13 12:36:31,345 INFO L268 CegarLoopResult]: For program point L244-1(lines 244 250) no Hoare annotation was computed. [2020-10-13 12:36:31,345 INFO L264 CegarLoopResult]: At program point L269(lines 224 271) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:31,345 INFO L264 CegarLoopResult]: At program point L236(line 236) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:31,345 INFO L268 CegarLoopResult]: For program point L234(lines 234 240) no Hoare annotation was computed. [2020-10-13 12:36:31,345 INFO L268 CegarLoopResult]: For program point L234-1(lines 234 240) no Hoare annotation was computed. [2020-10-13 12:36:31,346 INFO L268 CegarLoopResult]: For program point L226(lines 226 230) no Hoare annotation was computed. [2020-10-13 12:36:31,346 INFO L264 CegarLoopResult]: At program point L272(lines 223 273) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:36:31,346 INFO L268 CegarLoopResult]: For program point L262(lines 262 266) no Hoare annotation was computed. [2020-10-13 12:36:31,346 INFO L264 CegarLoopResult]: At program point L262-2(lines 254 267) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:31,346 INFO L268 CegarLoopResult]: For program point testEXIT(lines 214 279) no Hoare annotation was computed. [2020-10-13 12:36:31,346 INFO L268 CegarLoopResult]: For program point L800(lines 800 807) no Hoare annotation was computed. [2020-10-13 12:36:31,346 INFO L268 CegarLoopResult]: For program point L794(lines 794 814) no Hoare annotation was computed. [2020-10-13 12:36:31,346 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 780 825) no Hoare annotation was computed. [2020-10-13 12:36:31,347 INFO L268 CegarLoopResult]: For program point L794-1(lines 794 814) no Hoare annotation was computed. [2020-10-13 12:36:31,347 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 780 825) no Hoare annotation was computed. [2020-10-13 12:36:31,347 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 780 825) no Hoare annotation was computed. [2020-10-13 12:36:31,347 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 497 505) no Hoare annotation was computed. [2020-10-13 12:36:31,347 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 497 505) the Hoare annotation is: true [2020-10-13 12:36:31,347 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 497 505) no Hoare annotation was computed. [2020-10-13 12:36:31,347 INFO L268 CegarLoopResult]: For program point L896(lines 896 902) no Hoare annotation was computed. [2020-10-13 12:36:31,347 INFO L268 CegarLoopResult]: For program point L895(lines 895 905) no Hoare annotation was computed. [2020-10-13 12:36:31,348 INFO L264 CegarLoopResult]: At program point L893(line 893) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-13 12:36:31,348 INFO L268 CegarLoopResult]: For program point L893-1(line 893) no Hoare annotation was computed. [2020-10-13 12:36:31,348 INFO L268 CegarLoopResult]: For program point L891(lines 891 908) no Hoare annotation was computed. [2020-10-13 12:36:31,348 INFO L268 CegarLoopResult]: For program point L891-1(lines 883 911) no Hoare annotation was computed. [2020-10-13 12:36:31,348 INFO L264 CegarLoopResult]: At program point L889(line 889) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-13 12:36:31,348 INFO L268 CegarLoopResult]: For program point L889-1(line 889) no Hoare annotation was computed. [2020-10-13 12:36:31,348 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 883 911) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-13 12:36:31,348 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 883 911) no Hoare annotation was computed. [2020-10-13 12:36:31,349 INFO L264 CegarLoopResult]: At program point L898(line 898) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-13 12:36:31,349 INFO L268 CegarLoopResult]: For program point L473(lines 473 481) no Hoare annotation was computed. [2020-10-13 12:36:31,349 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 465 487) no Hoare annotation was computed. [2020-10-13 12:36:31,349 INFO L268 CegarLoopResult]: For program point L473-2(lines 473 481) no Hoare annotation was computed. [2020-10-13 12:36:31,349 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 465 487) no Hoare annotation was computed. [2020-10-13 12:36:31,349 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 465 487) no Hoare annotation was computed. [2020-10-13 12:36:31,349 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 875 882) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-13 12:36:31,349 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 875 882) no Hoare annotation was computed. [2020-10-13 12:36:31,350 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 875 882) no Hoare annotation was computed. [2020-10-13 12:36:31,350 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 383 392) no Hoare annotation was computed. [2020-10-13 12:36:31,350 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 383 392) no Hoare annotation was computed. [2020-10-13 12:36:31,350 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 383 392) no Hoare annotation was computed. [2020-10-13 12:36:31,350 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 677 779) no Hoare annotation was computed. [2020-10-13 12:36:31,350 INFO L268 CegarLoopResult]: For program point L766(lines 766 773) no Hoare annotation was computed. [2020-10-13 12:36:31,350 INFO L268 CegarLoopResult]: For program point L727(lines 726 746) no Hoare annotation was computed. [2020-10-13 12:36:31,350 INFO L268 CegarLoopResult]: For program point L758(line 758) no Hoare annotation was computed. [2020-10-13 12:36:31,351 INFO L268 CegarLoopResult]: For program point L758-1(line 758) no Hoare annotation was computed. [2020-10-13 12:36:31,351 INFO L268 CegarLoopResult]: For program point L723(lines 723 764) no Hoare annotation was computed. [2020-10-13 12:36:31,351 INFO L268 CegarLoopResult]: For program point L742(line 742) no Hoare annotation was computed. [2020-10-13 12:36:31,351 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 677 779) no Hoare annotation was computed. [2020-10-13 12:36:31,351 INFO L268 CegarLoopResult]: For program point L742-1(line 742) no Hoare annotation was computed. [2020-10-13 12:36:31,351 INFO L268 CegarLoopResult]: For program point L701(lines 701 705) no Hoare annotation was computed. [2020-10-13 12:36:31,351 INFO L268 CegarLoopResult]: For program point L765(lines 765 776) no Hoare annotation was computed. [2020-10-13 12:36:31,351 INFO L268 CegarLoopResult]: For program point L728(lines 728 732) no Hoare annotation was computed. [2020-10-13 12:36:31,351 INFO L268 CegarLoopResult]: For program point L726-2(lines 726 746) no Hoare annotation was computed. [2020-10-13 12:36:31,352 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 677 779) no Hoare annotation was computed. [2020-10-13 12:36:31,352 INFO L268 CegarLoopResult]: For program point L747(lines 725 748) no Hoare annotation was computed. [2020-10-13 12:36:31,352 INFO L268 CegarLoopResult]: For program point L706(lines 706 722) no Hoare annotation was computed. [2020-10-13 12:36:31,352 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:31,352 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string15.base| |old(#t~string15.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~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#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~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-13 12:36:31,353 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:31,353 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 111 118) no Hoare annotation was computed. [2020-10-13 12:36:31,353 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 111 118) no Hoare annotation was computed. [2020-10-13 12:36:31,353 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 111 118) no Hoare annotation was computed. [2020-10-13 12:36:31,353 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 488 496) no Hoare annotation was computed. [2020-10-13 12:36:31,353 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 488 496) no Hoare annotation was computed. [2020-10-13 12:36:31,353 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 488 496) no Hoare annotation was computed. [2020-10-13 12:36:31,353 INFO L268 CegarLoopResult]: For program point L448-1(lines 444 455) no Hoare annotation was computed. [2020-10-13 12:36:31,354 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 444 455) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-13 12:36:31,354 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 444 455) no Hoare annotation was computed. [2020-10-13 12:36:31,354 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:31,354 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-13 12:36:31,354 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:31,354 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 456 464) the Hoare annotation is: true [2020-10-13 12:36:31,354 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 456 464) no Hoare annotation was computed. [2020-10-13 12:36:31,354 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 456 464) no Hoare annotation was computed. [2020-10-13 12:36:31,354 INFO L264 CegarLoopResult]: At program point L65(lines 65 71) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:31,355 INFO L264 CegarLoopResult]: At program point L60(line 60) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:36:31,355 INFO L268 CegarLoopResult]: For program point L58(lines 57 76) no Hoare annotation was computed. [2020-10-13 12:36:31,355 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 54 77) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:31,355 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 54 77) no Hoare annotation was computed. [2020-10-13 12:36:31,355 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 54 77) no Hoare annotation was computed. [2020-10-13 12:36:31,355 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:31,355 INFO L271 CegarLoopResult]: At program point L288(line 288) the Hoare annotation is: true [2020-10-13 12:36:31,356 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 282 311) no Hoare annotation was computed. [2020-10-13 12:36:31,356 INFO L268 CegarLoopResult]: For program point L288-1(line 288) no Hoare annotation was computed. [2020-10-13 12:36:31,356 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 282 311) the Hoare annotation is: true [2020-10-13 12:36:31,356 INFO L271 CegarLoopResult]: At program point L307(lines 282 311) the Hoare annotation is: true [2020-10-13 12:36:31,356 INFO L268 CegarLoopResult]: For program point L303(line 303) no Hoare annotation was computed. [2020-10-13 12:36:31,356 INFO L268 CegarLoopResult]: For program point L296(lines 296 300) no Hoare annotation was computed. [2020-10-13 12:36:31,356 INFO L271 CegarLoopResult]: At program point L296-1(lines 296 300) the Hoare annotation is: true [2020-10-13 12:36:31,356 INFO L268 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-10-13 12:36:31,356 INFO L271 CegarLoopResult]: At program point L292-2(lines 292 306) the Hoare annotation is: true [2020-10-13 12:36:31,357 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 420 431) the Hoare annotation is: true [2020-10-13 12:36:31,357 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 420 431) no Hoare annotation was computed. [2020-10-13 12:36:31,357 INFO L268 CegarLoopResult]: For program point L424-1(lines 420 431) no Hoare annotation was computed. [2020-10-13 12:36:31,357 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 336 342) no Hoare annotation was computed. [2020-10-13 12:36:31,357 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 336 342) the Hoare annotation is: true [2020-10-13 12:36:31,357 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:31,357 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-13 12:36:31,357 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 12:36:31,358 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:31,358 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 202 209) no Hoare annotation was computed. [2020-10-13 12:36:31,358 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 202 209) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:36:31,358 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 202 209) no Hoare annotation was computed. [2020-10-13 12:36:31,358 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 432 443) no Hoare annotation was computed. [2020-10-13 12:36:31,358 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 432 443) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:36:31,358 INFO L268 CegarLoopResult]: For program point L436-1(lines 432 443) no Hoare annotation was computed. [2020-10-13 12:36:31,358 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 913 920) no Hoare annotation was computed. [2020-10-13 12:36:31,359 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 917) no Hoare annotation was computed. [2020-10-13 12:36:31,359 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 913 920) the Hoare annotation is: true [2020-10-13 12:36:31,359 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 913 920) no Hoare annotation was computed. [2020-10-13 12:36:31,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:36:31 BoogieIcfgContainer [2020-10-13 12:36:31,376 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 12:36:31,378 INFO L168 Benchmark]: Toolchain (without parser) took 28971.94 ms. Allocated memory was 147.3 MB in the beginning and 673.7 MB in the end (delta: 526.4 MB). Free memory was 102.1 MB in the beginning and 236.2 MB in the end (delta: -134.1 MB). Peak memory consumption was 535.1 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:31,379 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-13 12:36:31,380 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.05 ms. Allocated memory was 147.3 MB in the beginning and 203.4 MB in the end (delta: 56.1 MB). Free memory was 101.9 MB in the beginning and 170.6 MB in the end (delta: -68.7 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:31,381 INFO L168 Benchmark]: Boogie Preprocessor took 99.65 ms. Allocated memory is still 203.4 MB. Free memory was 170.6 MB in the beginning and 165.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:31,382 INFO L168 Benchmark]: RCFGBuilder took 1185.51 ms. Allocated memory was 203.4 MB in the beginning and 235.4 MB in the end (delta: 32.0 MB). Free memory was 165.9 MB in the beginning and 194.9 MB in the end (delta: -29.0 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:31,383 INFO L168 Benchmark]: TraceAbstraction took 27042.98 ms. Allocated memory was 235.4 MB in the beginning and 673.7 MB in the end (delta: 438.3 MB). Free memory was 194.9 MB in the beginning and 236.2 MB in the end (delta: -41.3 MB). Peak memory consumption was 539.8 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:31,386 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 639.05 ms. Allocated memory was 147.3 MB in the beginning and 203.4 MB in the end (delta: 56.1 MB). Free memory was 101.9 MB in the beginning and 170.6 MB in the end (delta: -68.7 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.65 ms. Allocated memory is still 203.4 MB. Free memory was 170.6 MB in the beginning and 165.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1185.51 ms. Allocated memory was 203.4 MB in the beginning and 235.4 MB in the end (delta: 32.0 MB). Free memory was 165.9 MB in the beginning and 194.9 MB in the end (delta: -29.0 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 27042.98 ms. Allocated memory was 235.4 MB in the beginning and 673.7 MB in the end (delta: 438.3 MB). Free memory was 194.9 MB in the beginning and 236.2 MB in the end (delta: -41.3 MB). Peak memory consumption was 539.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 917]: 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: 223]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 223 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 22.4s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 5.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 277 SDtfs, 313 SDslu, 182 SDs, 0 SdLazy, 615 SolverSat, 186 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=159occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 61 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 152 PreInvPairs, 172 NumberOfFragments, 586 HoareAnnotationTreeSize, 152 FomulaSimplifications, 6990 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 53 FomulaSimplificationsInter, 4973 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 16.6s InterpolantComputationTime, 160 NumberOfCodeBlocks, 160 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 157 ConstructedInterpolants, 0 QuantifiedInterpolants, 40197 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...