/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:14:20,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:14:20,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:14:20,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:14:20,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:14:20,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:14:20,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:14:20,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:14:20,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:14:20,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:14:20,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:14:21,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:14:21,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:14:21,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:14:21,006 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:14:21,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:14:21,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:14:21,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:14:21,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:14:21,012 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:14:21,013 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:14:21,014 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:14:21,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:14:21,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:14:21,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:14:21,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:14:21,019 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:14:21,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:14:21,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:14:21,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:14:21,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:14:21,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:14:21,022 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:14:21,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:14:21,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:14:21,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:14:21,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:14:21,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:14:21,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:14:21,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:14:21,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:14:21,028 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 07:14:21,050 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:14:21,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:14:21,052 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:14:21,052 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:14:21,052 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:14:21,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:14:21,053 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:14:21,053 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:14:21,053 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:14:21,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:14:21,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:14:21,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:14:21,054 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:14:21,054 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:14:21,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:14:21,054 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:14:21,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:14:21,055 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:14:21,055 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:14:21,055 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:14:21,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:14:21,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:14:21,056 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:14:21,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:14:21,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:14:21,056 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:14:21,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:14:21,057 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:14:21,057 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:14:21,057 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 07:14:21,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:14:21,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:14:21,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:14:21,367 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:14:21,368 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:14:21,368 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product21.cil.c [2020-10-14 07:14:21,430 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/45533a0c4/8b913640cf804165b9d57cc58d8c61a3/FLAG1788f12b1 [2020-10-14 07:14:21,876 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:14:21,878 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product21.cil.c [2020-10-14 07:14:21,905 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/45533a0c4/8b913640cf804165b9d57cc58d8c61a3/FLAG1788f12b1 [2020-10-14 07:14:22,193 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/45533a0c4/8b913640cf804165b9d57cc58d8c61a3 [2020-10-14 07:14:22,201 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:14:22,203 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:14:22,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:14:22,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:14:22,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:14:22,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:14:22" (1/1) ... [2020-10-14 07:14:22,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e52fa5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:22, skipping insertion in model container [2020-10-14 07:14:22,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:14:22" (1/1) ... [2020-10-14 07:14:22,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:14:22,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:14:22,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:14:22,580 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:14:22,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:14:22,798 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:14:22,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:22 WrapperNode [2020-10-14 07:14:22,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:14:22,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:14:22,801 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:14:22,801 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:14:22,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:22" (1/1) ... [2020-10-14 07:14:22,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:22" (1/1) ... [2020-10-14 07:14:22,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:22" (1/1) ... [2020-10-14 07:14:22,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:22" (1/1) ... [2020-10-14 07:14:22,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:22" (1/1) ... [2020-10-14 07:14:22,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:22" (1/1) ... [2020-10-14 07:14:22,882 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:22" (1/1) ... [2020-10-14 07:14:22,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:14:22,895 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:14:22,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:14:22,895 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:14:22,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:22" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:14:22,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:14:22,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:14:22,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:14:22,972 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:14:22,972 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 07:14:22,973 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-14 07:14:22,973 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:14:22,974 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:14:22,974 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:14:22,974 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:14:22,974 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:14:22,974 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:14:22,975 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-14 07:14:22,975 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:14:22,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:14:22,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:14:22,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:14:22,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:14:22,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:14:22,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:14:22,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:14:22,977 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:14:22,977 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:14:22,977 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:14:22,977 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:14:22,978 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:14:22,978 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:14:22,978 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:14:22,978 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:14:22,978 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:14:22,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-14 07:14:22,979 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:14:22,979 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:14:22,979 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:14:22,979 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:14:22,979 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:14:22,979 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:14:22,980 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-14 07:14:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:14:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:14:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:14:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:14:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:14:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:14:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-14 07:14:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:14:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:14:22,983 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:14:22,983 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:14:22,983 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:14:22,983 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-14 07:14:22,983 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:14:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 07:14:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-14 07:14:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-14 07:14:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:14:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:14:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:14:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:14:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:14:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:14:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:14:22,986 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:14:22,986 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:14:22,986 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:14:22,986 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:14:22,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:14:22,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:14:22,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:14:22,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:14:22,987 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:14:22,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:14:22,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:14:22,989 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:14:22,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:14:22,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:14:22,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:14:22,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:14:22,990 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:14:22,990 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:14:22,990 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:14:22,990 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:14:22,991 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:14:22,991 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:14:22,991 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:14:22,991 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:14:22,992 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:14:22,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:14:22,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:14:22,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:14:24,138 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:14:24,138 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:14:24,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:14:24 BoogieIcfgContainer [2020-10-14 07:14:24,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:14:24,148 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:14:24,149 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:14:24,153 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:14:24,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:14:22" (1/3) ... [2020-10-14 07:14:24,154 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c3e28a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:14:24, skipping insertion in model container [2020-10-14 07:14:24,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:22" (2/3) ... [2020-10-14 07:14:24,155 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c3e28a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:14:24, skipping insertion in model container [2020-10-14 07:14:24,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:14:24" (3/3) ... [2020-10-14 07:14:24,157 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product21.cil.c [2020-10-14 07:14:24,168 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:14:24,177 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:14:24,191 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:14:24,214 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:14:24,214 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:14:24,215 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:14:24,215 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:14:24,215 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:14:24,215 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:14:24,216 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:14:24,216 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:14:24,239 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2020-10-14 07:14:24,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 07:14:24,249 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:14:24,250 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:14:24,250 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:14:24,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:14:24,257 INFO L82 PathProgramCache]: Analyzing trace with hash 1715391972, now seen corresponding path program 1 times [2020-10-14 07:14:24,266 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:14:24,266 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [291666602] [2020-10-14 07:14:24,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:14:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:24,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:24,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:24,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:25,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:27,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:28,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:28,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 07:14:28,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:14:28,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3809 [2020-10-14 07:14:28,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:28,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:28,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:28,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 07:14:28,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:28,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-14 07:14:28,704 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:28,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:14:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:28,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:28,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:28,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:28,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:28,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-14 07:14:28,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:28,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:28,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:28,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:14:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:28,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:28,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:28,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:28,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:28,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:28,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:28,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:28,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:28,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:28,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:28,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:28,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:14:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:28,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:28,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:28,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:28,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:28,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:28,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:28,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:28,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:28,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:28,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:28,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:28,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:14:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:28,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:28,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:28,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:28,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:28,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:28,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:28,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:28,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:28,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:28,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:28,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:28,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:14:28,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:28,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:28,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:28,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:28,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:28,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:28,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:28,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:28,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:28,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:28,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:28,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:28,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:14:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:28,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:28,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:28,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:28,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:28,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:14:28,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:28,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:28,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:28,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:14:28,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:28,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:28,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:14:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:28,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:28,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:28,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:28,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:28,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:28,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:28,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:28,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:28,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:14:28,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:28,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:28,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:14:28,828 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [291666602] [2020-10-14 07:14:28,830 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:14:28,831 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 07:14:28,831 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096623672] [2020-10-14 07:14:28,838 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 07:14:28,838 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:14:28,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 07:14:28,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:14:28,855 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 3 states. [2020-10-14 07:14:30,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:14:30,111 INFO L93 Difference]: Finished difference Result 285 states and 374 transitions. [2020-10-14 07:14:30,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 07:14:30,113 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 07:14:30,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:14:30,127 INFO L225 Difference]: With dead ends: 285 [2020-10-14 07:14:30,128 INFO L226 Difference]: Without dead ends: 154 [2020-10-14 07:14:30,133 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:14:30,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-10-14 07:14:30,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 122. [2020-10-14 07:14:30,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-10-14 07:14:30,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 143 transitions. [2020-10-14 07:14:30,223 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 143 transitions. Word has length 46 [2020-10-14 07:14:30,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:14:30,224 INFO L479 AbstractCegarLoop]: Abstraction has 122 states and 143 transitions. [2020-10-14 07:14:30,224 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 07:14:30,224 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 143 transitions. [2020-10-14 07:14:30,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 07:14:30,227 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:14:30,228 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:14:30,228 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:14:30,228 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:14:30,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:14:30,229 INFO L82 PathProgramCache]: Analyzing trace with hash 1451016252, now seen corresponding path program 1 times [2020-10-14 07:14:30,229 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:14:30,229 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [733982516] [2020-10-14 07:14:30,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:14:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:30,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:30,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:30,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:31,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:31,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:34,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:34,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 07:14:34,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:14:34,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4112 [2020-10-14 07:14:34,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:34,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:34,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:34,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:14:34,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-14 07:14:34,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:34,690 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:34,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:14:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:34,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:34,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:34,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:34,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:34,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-14 07:14:34,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:34,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:34,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:34,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:34,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:14:34,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:34,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:14:34,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:34,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:34,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:34,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:34,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:34,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:34,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:34,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:34,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:34,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:34,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:14:34,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:34,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:14:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:34,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:34,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:34,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:34,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:34,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:34,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:34,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:34,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:34,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:34,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:14:34,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:34,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:14:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:34,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:34,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:34,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:34,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:34,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:14:34,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:34,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:34,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:34,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:34,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:14:34,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:34,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:14:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:34,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:34,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:34,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:34,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:34,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:14:34,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:34,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:34,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:34,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:34,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:14:34,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:34,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:14:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:34,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:34,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:34,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:34,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:34,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:34,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:34,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:34,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:34,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:14:34,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:34,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:34,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 07:14:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:34,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:34,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:34,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:34,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:34,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:14:34,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:34,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:34,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:34,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:14:34,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:34,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:34,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:14:34,863 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [733982516] [2020-10-14 07:14:34,863 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:14:34,863 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 07:14:34,864 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118669991] [2020-10-14 07:14:34,871 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 07:14:34,871 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:14:34,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 07:14:34,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:14:34,872 INFO L87 Difference]: Start difference. First operand 122 states and 143 transitions. Second operand 5 states. [2020-10-14 07:14:35,255 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:14:36,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:14:36,141 INFO L93 Difference]: Finished difference Result 252 states and 318 transitions. [2020-10-14 07:14:36,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 07:14:36,142 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2020-10-14 07:14:36,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:14:36,145 INFO L225 Difference]: With dead ends: 252 [2020-10-14 07:14:36,145 INFO L226 Difference]: Without dead ends: 154 [2020-10-14 07:14:36,147 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 07:14:36,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-10-14 07:14:36,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 122. [2020-10-14 07:14:36,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-10-14 07:14:36,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 142 transitions. [2020-10-14 07:14:36,188 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 142 transitions. Word has length 47 [2020-10-14 07:14:36,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:14:36,188 INFO L479 AbstractCegarLoop]: Abstraction has 122 states and 142 transitions. [2020-10-14 07:14:36,189 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 07:14:36,189 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 142 transitions. [2020-10-14 07:14:36,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-14 07:14:36,191 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:14:36,192 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, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:14:36,192 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:14:36,192 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:14:36,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:14:36,192 INFO L82 PathProgramCache]: Analyzing trace with hash 2056665484, now seen corresponding path program 1 times [2020-10-14 07:14:36,193 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:14:36,193 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1291257241] [2020-10-14 07:14:36,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:14:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:36,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:36,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:36,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:36,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:38,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:40,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:40,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-14 07:14:40,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:14:40,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4694 [2020-10-14 07:14:40,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:40,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:40,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:14:40,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-14 07:14:40,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-14 07:14:40,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:14:41,293 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:41,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:14:41,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:41,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:41,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:41,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:41,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:41,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-14 07:14:41,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:41,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:41,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:41,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:41,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:41,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:14:41,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:14:41,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:41,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:41,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:41,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:41,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:41,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:41,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:41,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:41,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:41,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:41,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:41,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:14:41,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:14:41,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:41,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:41,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:41,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:41,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:41,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:14:41,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:41,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:41,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:41,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:41,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:41,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:14:41,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:14:41,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:41,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:41,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:41,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:41,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:41,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:14:41,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:41,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:41,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:41,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:41,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:41,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:14:41,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:14:41,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:41,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:41,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:41,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:41,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:41,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:14:41,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:41,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:41,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:41,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:41,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:41,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:14:41,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 07:14:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:41,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:41,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:41,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:41,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-14 07:14:41,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:14:41,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:14:41,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:41,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:41,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:41,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:41,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:14:41,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 07:14:41,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:14:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:41,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:41,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:41,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:14:41,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:41,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:14:41,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:41,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:41,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:41,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:41,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:14:41,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:41,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:14:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:41,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:41,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:41,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:41,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:41,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:41,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:41,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:41,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:41,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:41,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:14:41,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:41,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:14:41,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:41,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:41,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:41,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:41,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:41,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 07:14:41,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:41,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:41,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:41,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:41,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:14:41,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:14:41,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-14 07:14:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:41,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:41,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:41,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:41,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:41,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:14:41,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:41,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:41,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:14:41,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:41,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:14:41,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:14:41,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:14:41,502 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1291257241] [2020-10-14 07:14:41,503 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:14:41,503 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:14:41,503 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115180730] [2020-10-14 07:14:41,505 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:14:41,505 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:14:41,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:14:41,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:14:41,507 INFO L87 Difference]: Start difference. First operand 122 states and 142 transitions. Second operand 8 states. [2020-10-14 07:14:41,932 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:14:42,923 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:14:43,261 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:14:43,554 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:14:43,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:14:43,743 INFO L93 Difference]: Finished difference Result 199 states and 248 transitions. [2020-10-14 07:14:43,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 07:14:43,744 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 64 [2020-10-14 07:14:43,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:14:43,746 INFO L225 Difference]: With dead ends: 199 [2020-10-14 07:14:43,746 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:14:43,749 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-14 07:14:43,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:14:43,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:14:43,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:14:43,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:14:43,750 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-10-14 07:14:43,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:14:43,750 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:14:43,751 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:14:43,751 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:14:43,751 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:14:43,751 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:14:43,753 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:14:45,141 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-10-14 07:14:45,316 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2020-10-14 07:14:45,502 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-10-14 07:14:45,668 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 15 [2020-10-14 07:14:45,885 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-10-14 07:14:46,130 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:46,315 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2020-10-14 07:14:46,526 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 15 [2020-10-14 07:14:46,711 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2020-10-14 07:14:46,892 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-10-14 07:14:47,085 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 12 [2020-10-14 07:14:47,283 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 12 [2020-10-14 07:14:47,494 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 15 [2020-10-14 07:14:47,672 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2020-10-14 07:14:47,868 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2020-10-14 07:14:48,058 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2020-10-14 07:14:48,260 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2020-10-14 07:14:48,452 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 15 [2020-10-14 07:14:48,638 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2020-10-14 07:14:48,853 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2020-10-14 07:14:49,035 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2020-10-14 07:14:49,214 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2020-10-14 07:14:49,223 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-10-14 07:14:49,223 INFO L268 CegarLoopResult]: For program point L382-2(lines 382 403) no Hoare annotation was computed. [2020-10-14 07:14:49,223 INFO L268 CegarLoopResult]: For program point L404(lines 381 405) no Hoare annotation was computed. [2020-10-14 07:14:49,223 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 357 412) no Hoare annotation was computed. [2020-10-14 07:14:49,224 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 357 412) no Hoare annotation was computed. [2020-10-14 07:14:49,224 INFO L268 CegarLoopResult]: For program point L388(lines 388 392) no Hoare annotation was computed. [2020-10-14 07:14:49,224 INFO L268 CegarLoopResult]: For program point L388-1(lines 388 392) no Hoare annotation was computed. [2020-10-14 07:14:49,224 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 357 412) no Hoare annotation was computed. [2020-10-14 07:14:49,224 INFO L268 CegarLoopResult]: For program point L445(lines 445 449) no Hoare annotation was computed. [2020-10-14 07:14:49,224 INFO L268 CegarLoopResult]: For program point L445-1(lines 445 449) no Hoare annotation was computed. [2020-10-14 07:14:49,225 INFO L268 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-10-14 07:14:49,225 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 413 472) no Hoare annotation was computed. [2020-10-14 07:14:49,225 INFO L268 CegarLoopResult]: For program point L439-2(lines 439 464) no Hoare annotation was computed. [2020-10-14 07:14:49,225 INFO L268 CegarLoopResult]: For program point L465(lines 438 466) no Hoare annotation was computed. [2020-10-14 07:14:49,225 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 413 472) no Hoare annotation was computed. [2020-10-14 07:14:49,225 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-10-14 07:14:49,226 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 413 472) no Hoare annotation was computed. [2020-10-14 07:14:49,226 INFO L268 CegarLoopResult]: For program point L458-1(line 458) no Hoare annotation was computed. [2020-10-14 07:14:49,226 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 692 698) the Hoare annotation is: true [2020-10-14 07:14:49,226 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 692 698) no Hoare annotation was computed. [2020-10-14 07:14:49,226 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 699 707) no Hoare annotation was computed. [2020-10-14 07:14:49,226 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 699 707) the Hoare annotation is: true [2020-10-14 07:14:49,227 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 699 707) no Hoare annotation was computed. [2020-10-14 07:14:49,227 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 806 830) the Hoare annotation is: true [2020-10-14 07:14:49,227 INFO L264 CegarLoopResult]: At program point L820(line 820) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:49,227 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 806 830) no Hoare annotation was computed. [2020-10-14 07:14:49,227 INFO L268 CegarLoopResult]: For program point L818(lines 818 824) no Hoare annotation was computed. [2020-10-14 07:14:49,227 INFO L271 CegarLoopResult]: At program point L816(line 816) the Hoare annotation is: true [2020-10-14 07:14:49,227 INFO L268 CegarLoopResult]: For program point L816-1(line 816) no Hoare annotation was computed. [2020-10-14 07:14:49,228 INFO L268 CegarLoopResult]: For program point L814(lines 814 827) no Hoare annotation was computed. [2020-10-14 07:14:49,228 INFO L268 CegarLoopResult]: For program point L814-1(lines 806 830) no Hoare annotation was computed. [2020-10-14 07:14:49,228 INFO L271 CegarLoopResult]: At program point L812(line 812) the Hoare annotation is: true [2020-10-14 07:14:49,228 INFO L268 CegarLoopResult]: For program point L812-1(line 812) no Hoare annotation was computed. [2020-10-14 07:14:49,228 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 781 803) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:49,228 INFO L264 CegarLoopResult]: At program point L793(line 793) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:49,228 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 781 803) no Hoare annotation was computed. [2020-10-14 07:14:49,229 INFO L264 CegarLoopResult]: At program point L793-1(line 793) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:49,229 INFO L268 CegarLoopResult]: For program point L791(lines 791 798) no Hoare annotation was computed. [2020-10-14 07:14:49,229 INFO L268 CegarLoopResult]: For program point L791-1(lines 791 798) no Hoare annotation was computed. [2020-10-14 07:14:49,229 INFO L268 CegarLoopResult]: For program point L789(line 789) no Hoare annotation was computed. [2020-10-14 07:14:49,229 INFO L264 CegarLoopResult]: At program point L788(line 788) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:49,229 INFO L264 CegarLoopResult]: At program point L787(line 787) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:49,230 INFO L264 CegarLoopResult]: At program point L787-1(line 787) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:49,230 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 781 803) no Hoare annotation was computed. [2020-10-14 07:14:49,230 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 740 763) no Hoare annotation was computed. [2020-10-14 07:14:49,230 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 740 763) no Hoare annotation was computed. [2020-10-14 07:14:49,230 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 740 763) no Hoare annotation was computed. [2020-10-14 07:14:49,230 INFO L268 CegarLoopResult]: For program point L758(line 758) no Hoare annotation was computed. [2020-10-14 07:14:49,230 INFO L268 CegarLoopResult]: For program point L757(line 757) no Hoare annotation was computed. [2020-10-14 07:14:49,230 INFO L268 CegarLoopResult]: For program point L756(line 756) no Hoare annotation was computed. [2020-10-14 07:14:49,231 INFO L268 CegarLoopResult]: For program point L755(line 755) no Hoare annotation was computed. [2020-10-14 07:14:49,231 INFO L268 CegarLoopResult]: For program point L754(line 754) no Hoare annotation was computed. [2020-10-14 07:14:49,231 INFO L268 CegarLoopResult]: For program point L753(line 753) no Hoare annotation was computed. [2020-10-14 07:14:49,231 INFO L268 CegarLoopResult]: For program point L752(line 752) no Hoare annotation was computed. [2020-10-14 07:14:49,231 INFO L268 CegarLoopResult]: For program point L751(line 751) no Hoare annotation was computed. [2020-10-14 07:14:49,231 INFO L268 CegarLoopResult]: For program point L750(line 750) no Hoare annotation was computed. [2020-10-14 07:14:49,231 INFO L268 CegarLoopResult]: For program point L749(line 749) no Hoare annotation was computed. [2020-10-14 07:14:49,231 INFO L268 CegarLoopResult]: For program point L748(line 748) no Hoare annotation was computed. [2020-10-14 07:14:49,232 INFO L268 CegarLoopResult]: For program point L747(line 747) no Hoare annotation was computed. [2020-10-14 07:14:49,232 INFO L268 CegarLoopResult]: For program point L746(line 746) no Hoare annotation was computed. [2020-10-14 07:14:49,232 INFO L268 CegarLoopResult]: For program point L745(line 745) no Hoare annotation was computed. [2020-10-14 07:14:49,232 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 163 171) no Hoare annotation was computed. [2020-10-14 07:14:49,232 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 163 171) the Hoare annotation is: true [2020-10-14 07:14:49,232 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 163 171) no Hoare annotation was computed. [2020-10-14 07:14:49,232 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 208 226) the Hoare annotation is: true [2020-10-14 07:14:49,233 INFO L268 CegarLoopResult]: For program point L217(lines 217 221) no Hoare annotation was computed. [2020-10-14 07:14:49,233 INFO L271 CegarLoopResult]: At program point L215(line 215) the Hoare annotation is: true [2020-10-14 07:14:49,233 INFO L268 CegarLoopResult]: For program point L217-2(lines 217 221) no Hoare annotation was computed. [2020-10-14 07:14:49,233 INFO L268 CegarLoopResult]: For program point L215-1(line 215) no Hoare annotation was computed. [2020-10-14 07:14:49,233 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 208 226) no Hoare annotation was computed. [2020-10-14 07:14:49,233 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 208 226) no Hoare annotation was computed. [2020-10-14 07:14:49,233 INFO L268 CegarLoopResult]: For program point L191(lines 191 199) no Hoare annotation was computed. [2020-10-14 07:14:49,233 INFO L268 CegarLoopResult]: For program point L191-2(lines 191 199) no Hoare annotation was computed. [2020-10-14 07:14:49,234 INFO L268 CegarLoopResult]: For program point L179(lines 179 187) no Hoare annotation was computed. [2020-10-14 07:14:49,234 INFO L268 CegarLoopResult]: For program point L179-2(lines 179 187) no Hoare annotation was computed. [2020-10-14 07:14:49,234 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 172 207) no Hoare annotation was computed. [2020-10-14 07:14:49,234 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-14 07:14:49,234 INFO L268 CegarLoopResult]: For program point L202-1(line 202) no Hoare annotation was computed. [2020-10-14 07:14:49,234 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 172 207) no Hoare annotation was computed. [2020-10-14 07:14:49,234 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 172 207) no Hoare annotation was computed. [2020-10-14 07:14:49,234 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 685 691) no Hoare annotation was computed. [2020-10-14 07:14:49,235 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 685 691) the Hoare annotation is: true [2020-10-14 07:14:49,235 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 311 356) no Hoare annotation was computed. [2020-10-14 07:14:49,235 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 311 356) no Hoare annotation was computed. [2020-10-14 07:14:49,235 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 311 356) no Hoare annotation was computed. [2020-10-14 07:14:49,235 INFO L268 CegarLoopResult]: For program point L638(lines 638 658) no Hoare annotation was computed. [2020-10-14 07:14:49,235 INFO L268 CegarLoopResult]: For program point L638-1(lines 638 658) no Hoare annotation was computed. [2020-10-14 07:14:49,235 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 624 669) no Hoare annotation was computed. [2020-10-14 07:14:49,235 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 624 669) no Hoare annotation was computed. [2020-10-14 07:14:49,236 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 624 669) no Hoare annotation was computed. [2020-10-14 07:14:49,236 INFO L268 CegarLoopResult]: For program point L644(lines 644 651) no Hoare annotation was computed. [2020-10-14 07:14:49,236 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 771 780) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:49,236 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 771 780) no Hoare annotation was computed. [2020-10-14 07:14:49,236 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 771 780) no Hoare annotation was computed. [2020-10-14 07:14:49,236 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 152 162) the Hoare annotation is: true [2020-10-14 07:14:49,237 INFO L271 CegarLoopResult]: At program point L157(line 157) the Hoare annotation is: true [2020-10-14 07:14:49,237 INFO L268 CegarLoopResult]: For program point L157-1(line 157) no Hoare annotation was computed. [2020-10-14 07:14:49,237 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 152 162) no Hoare annotation was computed. [2020-10-14 07:14:49,237 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 152 162) no Hoare annotation was computed. [2020-10-14 07:14:49,237 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 144 151) the Hoare annotation is: true [2020-10-14 07:14:49,237 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 144 151) no Hoare annotation was computed. [2020-10-14 07:14:49,237 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 144 151) no Hoare annotation was computed. [2020-10-14 07:14:49,237 INFO L268 CegarLoopResult]: For program point L130-1(lines 111 135) no Hoare annotation was computed. [2020-10-14 07:14:49,238 INFO L264 CegarLoopResult]: At program point L125(line 125) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,238 INFO L264 CegarLoopResult]: At program point L121(line 121) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,238 INFO L268 CegarLoopResult]: For program point L119(lines 119 127) no Hoare annotation was computed. [2020-10-14 07:14:49,238 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 111 135) no Hoare annotation was computed. [2020-10-14 07:14:49,238 INFO L264 CegarLoopResult]: At program point L117(line 117) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,238 INFO L268 CegarLoopResult]: For program point L117-1(line 117) no Hoare annotation was computed. [2020-10-14 07:14:49,238 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 111 135) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,239 INFO L268 CegarLoopResult]: For program point L115(lines 115 132) no Hoare annotation was computed. [2020-10-14 07:14:49,239 INFO L264 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,239 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 77 83) no Hoare annotation was computed. [2020-10-14 07:14:49,239 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 77 83) the Hoare annotation is: true [2020-10-14 07:14:49,239 INFO L264 CegarLoopResult]: At program point testENTRY(lines 231 294) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:49,239 INFO L264 CegarLoopResult]: At program point L287(lines 240 288) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:14:49,239 INFO L268 CegarLoopResult]: For program point testFINAL(lines 231 294) no Hoare annotation was computed. [2020-10-14 07:14:49,240 INFO L268 CegarLoopResult]: For program point L277(lines 277 281) no Hoare annotation was computed. [2020-10-14 07:14:49,240 INFO L264 CegarLoopResult]: At program point L277-2(lines 271 282) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:14:49,240 INFO L268 CegarLoopResult]: For program point L242(lines 241 286) no Hoare annotation was computed. [2020-10-14 07:14:49,240 INFO L268 CegarLoopResult]: For program point L271(lines 271 282) no Hoare annotation was computed. [2020-10-14 07:14:49,240 INFO L264 CegarLoopResult]: At program point L263(line 263) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:14:49,240 INFO L268 CegarLoopResult]: For program point L261(lines 261 267) no Hoare annotation was computed. [2020-10-14 07:14:49,240 INFO L268 CegarLoopResult]: For program point L261-1(lines 261 267) no Hoare annotation was computed. [2020-10-14 07:14:49,241 INFO L264 CegarLoopResult]: At program point L253(line 253) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:14:49,241 INFO L264 CegarLoopResult]: At program point L284(lines 241 286) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:14:49,241 INFO L268 CegarLoopResult]: For program point L251(lines 251 257) no Hoare annotation was computed. [2020-10-14 07:14:49,241 INFO L268 CegarLoopResult]: For program point L251-1(lines 251 257) no Hoare annotation was computed. [2020-10-14 07:14:49,241 INFO L268 CegarLoopResult]: For program point L243(lines 243 247) no Hoare annotation was computed. [2020-10-14 07:14:49,241 INFO L268 CegarLoopResult]: For program point testEXIT(lines 231 294) no Hoare annotation was computed. [2020-10-14 07:14:49,241 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 578 623) no Hoare annotation was computed. [2020-10-14 07:14:49,241 INFO L268 CegarLoopResult]: For program point L598(lines 598 605) no Hoare annotation was computed. [2020-10-14 07:14:49,241 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 578 623) no Hoare annotation was computed. [2020-10-14 07:14:49,242 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 578 623) no Hoare annotation was computed. [2020-10-14 07:14:49,242 INFO L268 CegarLoopResult]: For program point L592(lines 592 612) no Hoare annotation was computed. [2020-10-14 07:14:49,242 INFO L268 CegarLoopResult]: For program point L592-1(lines 592 612) no Hoare annotation was computed. [2020-10-14 07:14:49,242 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 911 919) no Hoare annotation was computed. [2020-10-14 07:14:49,242 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 911 919) the Hoare annotation is: true [2020-10-14 07:14:49,242 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 911 919) no Hoare annotation was computed. [2020-10-14 07:14:49,242 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 879 901) no Hoare annotation was computed. [2020-10-14 07:14:49,242 INFO L268 CegarLoopResult]: For program point L887(lines 887 895) no Hoare annotation was computed. [2020-10-14 07:14:49,243 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 879 901) no Hoare annotation was computed. [2020-10-14 07:14:49,243 INFO L268 CegarLoopResult]: For program point L887-2(lines 887 895) no Hoare annotation was computed. [2020-10-14 07:14:49,243 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 879 901) no Hoare annotation was computed. [2020-10-14 07:14:49,243 INFO L268 CegarLoopResult]: For program point L545(lines 523 546) no Hoare annotation was computed. [2020-10-14 07:14:49,243 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 475 577) no Hoare annotation was computed. [2020-10-14 07:14:49,243 INFO L268 CegarLoopResult]: For program point L504(lines 504 520) no Hoare annotation was computed. [2020-10-14 07:14:49,243 INFO L268 CegarLoopResult]: For program point L564(lines 564 571) no Hoare annotation was computed. [2020-10-14 07:14:49,243 INFO L268 CegarLoopResult]: For program point L525(lines 524 544) no Hoare annotation was computed. [2020-10-14 07:14:49,243 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-10-14 07:14:49,244 INFO L268 CegarLoopResult]: For program point L556-1(line 556) no Hoare annotation was computed. [2020-10-14 07:14:49,244 INFO L268 CegarLoopResult]: For program point L521(lines 521 562) no Hoare annotation was computed. [2020-10-14 07:14:49,244 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 475 577) no Hoare annotation was computed. [2020-10-14 07:14:49,244 INFO L268 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-10-14 07:14:49,244 INFO L268 CegarLoopResult]: For program point L540-1(line 540) no Hoare annotation was computed. [2020-10-14 07:14:49,244 INFO L268 CegarLoopResult]: For program point L499(lines 499 503) no Hoare annotation was computed. [2020-10-14 07:14:49,244 INFO L268 CegarLoopResult]: For program point L563(lines 563 574) no Hoare annotation was computed. [2020-10-14 07:14:49,244 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 475 577) no Hoare annotation was computed. [2020-10-14 07:14:49,244 INFO L268 CegarLoopResult]: For program point L526(lines 526 530) no Hoare annotation was computed. [2020-10-14 07:14:49,244 INFO L268 CegarLoopResult]: For program point L524-2(lines 524 544) no Hoare annotation was computed. [2020-10-14 07:14:49,245 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 675 684) no Hoare annotation was computed. [2020-10-14 07:14:49,245 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 675 684) no Hoare annotation was computed. [2020-10-14 07:14:49,245 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 675 684) no Hoare annotation was computed. [2020-10-14 07:14:49,245 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:49,245 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:14:49,245 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:49,246 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 136 143) no Hoare annotation was computed. [2020-10-14 07:14:49,246 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 136 143) no Hoare annotation was computed. [2020-10-14 07:14:49,246 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 136 143) no Hoare annotation was computed. [2020-10-14 07:14:49,246 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 902 910) the Hoare annotation is: true [2020-10-14 07:14:49,246 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 902 910) no Hoare annotation was computed. [2020-10-14 07:14:49,246 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 902 910) no Hoare annotation was computed. [2020-10-14 07:14:49,246 INFO L268 CegarLoopResult]: For program point L862-1(lines 858 869) no Hoare annotation was computed. [2020-10-14 07:14:49,246 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 858 869) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 07:14:49,247 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 858 869) no Hoare annotation was computed. [2020-10-14 07:14:49,247 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:49,247 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:14:49,247 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:49,247 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 870 878) the Hoare annotation is: true [2020-10-14 07:14:49,247 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 870 878) no Hoare annotation was computed. [2020-10-14 07:14:49,247 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 870 878) no Hoare annotation was computed. [2020-10-14 07:14:49,247 INFO L264 CegarLoopResult]: At program point L64(lines 64 70) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,248 INFO L264 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,248 INFO L268 CegarLoopResult]: For program point L57(lines 56 75) no Hoare annotation was computed. [2020-10-14 07:14:49,248 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 53 76) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,248 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 53 76) no Hoare annotation was computed. [2020-10-14 07:14:49,248 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 53 76) no Hoare annotation was computed. [2020-10-14 07:14:49,248 INFO L264 CegarLoopResult]: At program point L66(line 66) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,248 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 710 739) no Hoare annotation was computed. [2020-10-14 07:14:49,248 INFO L271 CegarLoopResult]: At program point L735(lines 710 739) the Hoare annotation is: true [2020-10-14 07:14:49,249 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 710 739) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,249 INFO L268 CegarLoopResult]: For program point L731(line 731) no Hoare annotation was computed. [2020-10-14 07:14:49,249 INFO L268 CegarLoopResult]: For program point L724(lines 724 728) no Hoare annotation was computed. [2020-10-14 07:14:49,249 INFO L264 CegarLoopResult]: At program point L724-1(lines 724 728) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,249 INFO L268 CegarLoopResult]: For program point L721(line 721) no Hoare annotation was computed. [2020-10-14 07:14:49,249 INFO L264 CegarLoopResult]: At program point L720-2(lines 720 734) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,250 INFO L264 CegarLoopResult]: At program point L716(line 716) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,250 INFO L268 CegarLoopResult]: For program point L716-1(line 716) no Hoare annotation was computed. [2020-10-14 07:14:49,250 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 834 845) the Hoare annotation is: true [2020-10-14 07:14:49,250 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 834 845) no Hoare annotation was computed. [2020-10-14 07:14:49,250 INFO L268 CegarLoopResult]: For program point L838-1(lines 834 845) no Hoare annotation was computed. [2020-10-14 07:14:49,250 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 764 770) no Hoare annotation was computed. [2020-10-14 07:14:49,250 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 764 770) the Hoare annotation is: true [2020-10-14 07:14:49,251 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:49,251 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~systemActive~0 1) (= ~pumpRunning~0 0)) [2020-10-14 07:14:49,251 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:14:49,251 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:49,251 INFO L268 CegarLoopResult]: For program point L850-1(lines 846 857) no Hoare annotation was computed. [2020-10-14 07:14:49,251 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 846 857) no Hoare annotation was computed. [2020-10-14 07:14:49,251 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 846 857) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-14 07:14:49,251 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 296 303) no Hoare annotation was computed. [2020-10-14 07:14:49,252 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 300) no Hoare annotation was computed. [2020-10-14 07:14:49,252 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 296 303) the Hoare annotation is: true [2020-10-14 07:14:49,252 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 296 303) no Hoare annotation was computed. [2020-10-14 07:14:49,252 INFO L264 CegarLoopResult]: At program point L95(line 95) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,252 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 85 109) no Hoare annotation was computed. [2020-10-14 07:14:49,252 INFO L268 CegarLoopResult]: For program point L93(lines 93 101) no Hoare annotation was computed. [2020-10-14 07:14:49,253 INFO L264 CegarLoopResult]: At program point L91(line 91) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,253 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 85 109) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,253 INFO L268 CegarLoopResult]: For program point L91-1(line 91) no Hoare annotation was computed. [2020-10-14 07:14:49,253 INFO L268 CegarLoopResult]: For program point L89(lines 89 106) no Hoare annotation was computed. [2020-10-14 07:14:49,253 INFO L264 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,253 INFO L268 CegarLoopResult]: For program point L104-1(lines 85 109) no Hoare annotation was computed. [2020-10-14 07:14:49,253 INFO L264 CegarLoopResult]: At program point L99(line 99) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:49,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:14:49 BoogieIcfgContainer [2020-10-14 07:14:49,271 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:14:49,272 INFO L168 Benchmark]: Toolchain (without parser) took 27069.70 ms. Allocated memory was 146.3 MB in the beginning and 659.0 MB in the end (delta: 512.8 MB). Free memory was 102.0 MB in the beginning and 389.9 MB in the end (delta: -288.0 MB). Peak memory consumption was 492.3 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:49,273 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.4 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-14 07:14:49,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 595.93 ms. Allocated memory was 146.3 MB in the beginning and 202.9 MB in the end (delta: 56.6 MB). Free memory was 101.5 MB in the beginning and 173.2 MB in the end (delta: -71.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:49,275 INFO L168 Benchmark]: Boogie Preprocessor took 94.30 ms. Allocated memory is still 202.9 MB. Free memory was 173.2 MB in the beginning and 168.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:49,276 INFO L168 Benchmark]: RCFGBuilder took 1251.59 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 168.9 MB in the beginning and 201.6 MB in the end (delta: -32.7 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:49,277 INFO L168 Benchmark]: TraceAbstraction took 25122.24 ms. Allocated memory was 236.5 MB in the beginning and 659.0 MB in the end (delta: 422.6 MB). Free memory was 199.9 MB in the beginning and 389.9 MB in the end (delta: -190.0 MB). Peak memory consumption was 500.0 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:49,281 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.4 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 595.93 ms. Allocated memory was 146.3 MB in the beginning and 202.9 MB in the end (delta: 56.6 MB). Free memory was 101.5 MB in the beginning and 173.2 MB in the end (delta: -71.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.30 ms. Allocated memory is still 202.9 MB. Free memory was 173.2 MB in the beginning and 168.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1251.59 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 168.9 MB in the beginning and 201.6 MB in the end (delta: -32.7 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 25122.24 ms. Allocated memory was 236.5 MB in the beginning and 659.0 MB in the end (delta: 422.6 MB). Free memory was 199.9 MB in the beginning and 389.9 MB in the end (delta: -190.0 MB). Peak memory consumption was 500.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 300]: 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: 241]: Loop Invariant Derived loop invariant: (!(1 == systemActive) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: (!(1 == systemActive) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.5s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 295 SDtfs, 520 SDslu, 57 SDs, 0 SdLazy, 526 SolverSat, 314 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=165occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 64 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 223 PreInvPairs, 253 NumberOfFragments, 680 HoareAnnotationTreeSize, 223 FomulaSimplifications, 5091 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 57 FomulaSimplificationsInter, 5858 FormulaSimplificationTreeSizeReductionInter, 4.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 14.1s InterpolantComputationTime, 157 NumberOfCodeBlocks, 157 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 154 ConstructedInterpolants, 0 QuantifiedInterpolants, 41030 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...