/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:31:07,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:31:07,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:31:07,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:31:07,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:31:07,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:31:07,980 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:31:07,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:31:07,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:31:07,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:31:07,990 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:31:07,991 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:31:07,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:31:07,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:31:07,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:31:07,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:31:07,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:31:08,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:31:08,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:31:08,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:31:08,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:31:08,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:31:08,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:31:08,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:31:08,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:31:08,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:31:08,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:31:08,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:31:08,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:31:08,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:31:08,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:31:08,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:31:08,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:31:08,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:31:08,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:31:08,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:31:08,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:31:08,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:31:08,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:31:08,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:31:08,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:31:08,046 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 [2020-10-15 01:31:08,084 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:31:08,084 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:31:08,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:31:08,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:31:08,087 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:31:08,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:31:08,088 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:31:08,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:31:08,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:31:08,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:31:08,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:31:08,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:31:08,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:31:08,090 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:31:08,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:31:08,091 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:31:08,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:31:08,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:31:08,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:31:08,093 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:31:08,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:31:08,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:31:08,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:31:08,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:31:08,094 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:31:08,094 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:31:08,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:31:08,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:31:08,095 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:31:08,095 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 01:31:08,400 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:31:08,413 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:31:08,417 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:31:08,418 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:31:08,419 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:31:08,419 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product09.cil.c [2020-10-15 01:31:08,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/38d252540/29a9447771d84a1da57f2aae546923b2/FLAGee63b2827 [2020-10-15 01:31:09,010 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:31:09,011 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product09.cil.c [2020-10-15 01:31:09,025 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/38d252540/29a9447771d84a1da57f2aae546923b2/FLAGee63b2827 [2020-10-15 01:31:09,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/38d252540/29a9447771d84a1da57f2aae546923b2 [2020-10-15 01:31:09,332 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:31:09,334 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:31:09,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:31:09,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:31:09,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:31:09,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:31:09" (1/1) ... [2020-10-15 01:31:09,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56344ce7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:09, skipping insertion in model container [2020-10-15 01:31:09,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:31:09" (1/1) ... [2020-10-15 01:31:09,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:31:09,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:31:09,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:31:09,918 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:31:09,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:31:10,032 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:31:10,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:10 WrapperNode [2020-10-15 01:31:10,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:31:10,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:31:10,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:31:10,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:31:10,047 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:10" (1/1) ... [2020-10-15 01:31:10,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:10" (1/1) ... [2020-10-15 01:31:10,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:10" (1/1) ... [2020-10-15 01:31:10,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:10" (1/1) ... [2020-10-15 01:31:10,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:10" (1/1) ... [2020-10-15 01:31:10,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:10" (1/1) ... [2020-10-15 01:31:10,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:10" (1/1) ... [2020-10-15 01:31:10,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:31:10,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:31:10,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:31:10,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:31:10,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:10" (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 [2020-10-15 01:31:10,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:31:10,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:31:10,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:31:10,214 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:31:10,214 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:31:10,214 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:31:10,215 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:31:10,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:31:10,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:31:10,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:31:10,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:31:10,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:31:10,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:31:10,217 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:31:10,217 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:31:10,218 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:31:10,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:31:10,218 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:31:10,219 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:31:10,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:31:10,219 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:31:10,219 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:31:10,220 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:31:10,220 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:31:10,220 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:31:10,221 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:31:10,221 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:31:10,222 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-15 01:31:10,222 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:31:10,222 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:31:10,222 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:31:10,222 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:31:10,223 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:31:10,223 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:31:10,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-15 01:31:10,223 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:31:10,224 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:31:10,224 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:31:10,224 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:31:10,224 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:31:10,224 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:31:10,224 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:31:10,225 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:31:10,225 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:31:10,225 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:31:10,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:31:10,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:31:10,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:31:10,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:31:10,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:31:10,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:31:10,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:31:10,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:31:10,228 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:31:10,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:31:10,228 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:31:10,228 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:31:10,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:31:10,228 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:31:10,229 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:31:10,229 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:31:10,229 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:31:10,229 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:31:10,230 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:31:10,230 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:31:10,230 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:31:10,230 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:31:10,231 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:31:10,232 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:31:10,232 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:31:10,232 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:31:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:31:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:31:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:31:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:31:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:31:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:31:10,235 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-15 01:31:10,235 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:31:10,235 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-15 01:31:10,235 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:31:10,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:31:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:31:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:31:11,345 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:31:11,346 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:31:11,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:31:11 BoogieIcfgContainer [2020-10-15 01:31:11,356 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:31:11,358 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:31:11,359 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:31:11,362 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:31:11,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:31:09" (1/3) ... [2020-10-15 01:31:11,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43e60fd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:31:11, skipping insertion in model container [2020-10-15 01:31:11,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:10" (2/3) ... [2020-10-15 01:31:11,364 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43e60fd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:31:11, skipping insertion in model container [2020-10-15 01:31:11,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:31:11" (3/3) ... [2020-10-15 01:31:11,366 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product09.cil.c [2020-10-15 01:31:11,377 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:31:11,387 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:31:11,402 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:31:11,435 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:31:11,435 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:31:11,436 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:31:11,436 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:31:11,436 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:31:11,436 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:31:11,437 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:31:11,437 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:31:11,467 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2020-10-15 01:31:11,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-15 01:31:11,480 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:31:11,481 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] [2020-10-15 01:31:11,482 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:31:11,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:31:11,489 INFO L82 PathProgramCache]: Analyzing trace with hash -830418585, now seen corresponding path program 1 times [2020-10-15 01:31:11,499 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:31:11,499 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1819429299] [2020-10-15 01:31:11,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:31:11,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:11,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:12,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:12,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:13,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:13,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:15,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:15,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-15 01:31:15,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:31:15,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3268 [2020-10-15 01:31:15,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:15,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:15,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:31:15,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:31:15,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-15 01:31:15,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 01:31:15,590 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:31:15,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:31:15,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:15,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:15,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:15,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:31:15,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:15,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-15 01:31:15,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:15,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:15,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:15,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:15,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:31:15,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:15,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:31:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:15,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:15,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:15,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:31:15,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:15,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:31:15,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:15,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:15,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:15,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:15,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:31:15,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:15,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:31:15,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:15,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:15,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:15,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:31:15,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:15,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:31:15,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:15,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:15,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:15,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:15,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:31:15,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:15,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:31:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:15,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:15,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:15,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:31:15,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:15,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:31:15,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:15,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:15,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:15,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:15,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:31:15,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:15,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:31:15,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:15,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:15,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:15,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:31:15,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:15,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:31:15,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:15,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:15,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:15,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:15,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:31:15,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:15,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:31:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:15,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:15,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:15,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:31:15,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:15,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:31:15,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:15,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:15,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:31:15,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:15,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:31:15,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:15,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:31:15,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:31:15,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:31:15,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:31:15,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:31:15,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:31:15,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:31:15,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:31:15,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:31:15,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:31:15,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:31:15,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:31:15,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:31:15,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:31:15,785 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1819429299] [2020-10-15 01:31:15,787 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:31:15,787 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:31:15,788 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286627783] [2020-10-15 01:31:15,793 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:31:15,794 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:31:15,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:31:15,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:31:15,811 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 7 states. [2020-10-15 01:31:16,280 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:31:17,130 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:31:17,411 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:31:17,648 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:31:17,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:31:17,953 INFO L93 Difference]: Finished difference Result 179 states and 234 transitions. [2020-10-15 01:31:17,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-15 01:31:17,956 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-15 01:31:17,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:31:17,967 INFO L225 Difference]: With dead ends: 179 [2020-10-15 01:31:17,968 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:31:17,979 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-15 01:31:17,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:31:18,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:31:18,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:31:18,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:31:18,005 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2020-10-15 01:31:18,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:31:18,005 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:31:18,005 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:31:18,006 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:31:18,006 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:31:18,006 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:31:18,008 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:31:19,191 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:31:19,338 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 12 [2020-10-15 01:31:19,487 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 12 [2020-10-15 01:31:19,662 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 12 [2020-10-15 01:31:19,797 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:31:19,936 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 12 [2020-10-15 01:31:20,069 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:31:20,208 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:31:20,374 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 12 [2020-10-15 01:31:20,507 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 12 [2020-10-15 01:31:20,687 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 12 [2020-10-15 01:31:20,891 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:31:21,010 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:31:21,170 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:31:21,339 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:31:21,489 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:31:21,619 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:31:21,764 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 12 [2020-10-15 01:31:21,901 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:31:21,904 INFO L268 CegarLoopResult]: For program point L161(lines 161 165) no Hoare annotation was computed. [2020-10-15 01:31:21,904 INFO L268 CegarLoopResult]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2020-10-15 01:31:21,904 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-15 01:31:21,904 INFO L268 CegarLoopResult]: For program point L155-2(lines 155 176) no Hoare annotation was computed. [2020-10-15 01:31:21,904 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed. [2020-10-15 01:31:21,904 INFO L268 CegarLoopResult]: For program point L177(lines 154 178) no Hoare annotation was computed. [2020-10-15 01:31:21,905 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2020-10-15 01:31:21,905 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2020-10-15 01:31:21,905 INFO L268 CegarLoopResult]: For program point L218(lines 218 222) no Hoare annotation was computed. [2020-10-15 01:31:21,905 INFO L268 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-10-15 01:31:21,905 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2020-10-15 01:31:21,905 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-10-15 01:31:21,905 INFO L268 CegarLoopResult]: For program point L212-2(lines 212 237) no Hoare annotation was computed. [2020-10-15 01:31:21,905 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2020-10-15 01:31:21,906 INFO L268 CegarLoopResult]: For program point L238(lines 211 239) no Hoare annotation was computed. [2020-10-15 01:31:21,906 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2020-10-15 01:31:21,906 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-10-15 01:31:21,906 INFO L268 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-10-15 01:31:21,906 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-15 01:31:21,906 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-15 01:31:21,907 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-15 01:31:21,907 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-15 01:31:21,907 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-15 01:31:21,907 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 614 636) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:21,907 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 614 636) no Hoare annotation was computed. [2020-10-15 01:31:21,907 INFO L264 CegarLoopResult]: At program point L626(line 626) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:21,908 INFO L264 CegarLoopResult]: At program point L626-1(line 626) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:21,908 INFO L268 CegarLoopResult]: For program point L624(lines 624 631) no Hoare annotation was computed. [2020-10-15 01:31:21,908 INFO L268 CegarLoopResult]: For program point L624-1(lines 624 631) no Hoare annotation was computed. [2020-10-15 01:31:21,908 INFO L268 CegarLoopResult]: For program point L622(line 622) no Hoare annotation was computed. [2020-10-15 01:31:21,908 INFO L264 CegarLoopResult]: At program point L621(line 621) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:21,908 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 614 636) no Hoare annotation was computed. [2020-10-15 01:31:21,908 INFO L264 CegarLoopResult]: At program point L620(line 620) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:21,909 INFO L264 CegarLoopResult]: At program point L620-1(line 620) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:21,909 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-10-15 01:31:21,909 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 572 595) no Hoare annotation was computed. [2020-10-15 01:31:21,909 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 572 595) no Hoare annotation was computed. [2020-10-15 01:31:21,909 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 572 595) no Hoare annotation was computed. [2020-10-15 01:31:21,909 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-10-15 01:31:21,909 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-10-15 01:31:21,909 INFO L268 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-10-15 01:31:21,910 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-10-15 01:31:21,910 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-10-15 01:31:21,910 INFO L268 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-10-15 01:31:21,910 INFO L268 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2020-10-15 01:31:21,910 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-10-15 01:31:21,910 INFO L268 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-10-15 01:31:21,910 INFO L268 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed. [2020-10-15 01:31:21,910 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-10-15 01:31:21,911 INFO L268 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-10-15 01:31:21,911 INFO L268 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2020-10-15 01:31:21,911 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 676 683) no Hoare annotation was computed. [2020-10-15 01:31:21,911 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 676 683) no Hoare annotation was computed. [2020-10-15 01:31:21,911 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 676 683) no Hoare annotation was computed. [2020-10-15 01:31:21,911 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 721 729) no Hoare annotation was computed. [2020-10-15 01:31:21,911 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 721 729) the Hoare annotation is: true [2020-10-15 01:31:21,912 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 721 729) no Hoare annotation was computed. [2020-10-15 01:31:21,912 INFO L268 CegarLoopResult]: For program point L737(lines 737 745) no Hoare annotation was computed. [2020-10-15 01:31:21,912 INFO L268 CegarLoopResult]: For program point L737-2(lines 737 745) no Hoare annotation was computed. [2020-10-15 01:31:21,912 INFO L268 CegarLoopResult]: For program point L760(line 760) no Hoare annotation was computed. [2020-10-15 01:31:21,912 INFO L268 CegarLoopResult]: For program point L760-1(line 760) no Hoare annotation was computed. [2020-10-15 01:31:21,912 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 730 765) no Hoare annotation was computed. [2020-10-15 01:31:21,912 INFO L268 CegarLoopResult]: For program point L749(lines 749 757) no Hoare annotation was computed. [2020-10-15 01:31:21,913 INFO L268 CegarLoopResult]: For program point L749-2(lines 749 757) no Hoare annotation was computed. [2020-10-15 01:31:21,913 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 730 765) no Hoare annotation was computed. [2020-10-15 01:31:21,913 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 730 765) no Hoare annotation was computed. [2020-10-15 01:31:21,913 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-15 01:31:21,913 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-15 01:31:21,913 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2020-10-15 01:31:21,913 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2020-10-15 01:31:21,913 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed. [2020-10-15 01:31:21,914 INFO L268 CegarLoopResult]: For program point L417(lines 417 424) no Hoare annotation was computed. [2020-10-15 01:31:21,914 INFO L268 CegarLoopResult]: For program point L411(lines 411 431) no Hoare annotation was computed. [2020-10-15 01:31:21,914 INFO L268 CegarLoopResult]: For program point L411-1(lines 411 431) no Hoare annotation was computed. [2020-10-15 01:31:21,914 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed. [2020-10-15 01:31:21,914 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2020-10-15 01:31:21,914 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2020-10-15 01:31:21,914 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 604 613) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:21,915 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 604 613) no Hoare annotation was computed. [2020-10-15 01:31:21,915 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 604 613) no Hoare annotation was computed. [2020-10-15 01:31:21,915 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 710 720) no Hoare annotation was computed. [2020-10-15 01:31:21,915 INFO L268 CegarLoopResult]: For program point L715(line 715) no Hoare annotation was computed. [2020-10-15 01:31:21,915 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 710 720) no Hoare annotation was computed. [2020-10-15 01:31:21,915 INFO L268 CegarLoopResult]: For program point L715-1(line 715) no Hoare annotation was computed. [2020-10-15 01:31:21,915 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 710 720) no Hoare annotation was computed. [2020-10-15 01:31:21,915 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 702 709) no Hoare annotation was computed. [2020-10-15 01:31:21,916 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 702 709) no Hoare annotation was computed. [2020-10-15 01:31:21,916 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 702 709) no Hoare annotation was computed. [2020-10-15 01:31:21,916 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 669 675) no Hoare annotation was computed. [2020-10-15 01:31:21,916 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 669 675) the Hoare annotation is: true [2020-10-15 01:31:21,916 INFO L264 CegarLoopResult]: At program point testENTRY(lines 767 830) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:21,916 INFO L271 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: true [2020-10-15 01:31:21,917 INFO L268 CegarLoopResult]: For program point L797(lines 797 803) no Hoare annotation was computed. [2020-10-15 01:31:21,917 INFO L268 CegarLoopResult]: For program point L797-1(lines 797 803) no Hoare annotation was computed. [2020-10-15 01:31:21,917 INFO L268 CegarLoopResult]: For program point testFINAL(lines 767 830) no Hoare annotation was computed. [2020-10-15 01:31:21,917 INFO L271 CegarLoopResult]: At program point L789(line 789) the Hoare annotation is: true [2020-10-15 01:31:21,917 INFO L271 CegarLoopResult]: At program point L820(lines 777 822) the Hoare annotation is: true [2020-10-15 01:31:21,917 INFO L268 CegarLoopResult]: For program point L787(lines 787 793) no Hoare annotation was computed. [2020-10-15 01:31:21,917 INFO L268 CegarLoopResult]: For program point L787-1(lines 787 793) no Hoare annotation was computed. [2020-10-15 01:31:21,917 INFO L268 CegarLoopResult]: For program point L779(lines 779 783) no Hoare annotation was computed. [2020-10-15 01:31:21,918 INFO L271 CegarLoopResult]: At program point L823(lines 776 824) the Hoare annotation is: true [2020-10-15 01:31:21,918 INFO L268 CegarLoopResult]: For program point L813(lines 813 817) no Hoare annotation was computed. [2020-10-15 01:31:21,918 INFO L271 CegarLoopResult]: At program point L813-2(lines 807 818) the Hoare annotation is: true [2020-10-15 01:31:21,918 INFO L268 CegarLoopResult]: For program point L778(lines 777 822) no Hoare annotation was computed. [2020-10-15 01:31:21,918 INFO L268 CegarLoopResult]: For program point L807(lines 807 818) no Hoare annotation was computed. [2020-10-15 01:31:21,918 INFO L268 CegarLoopResult]: For program point testEXIT(lines 767 830) no Hoare annotation was computed. [2020-10-15 01:31:21,919 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2020-10-15 01:31:21,919 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2020-10-15 01:31:21,919 INFO L268 CegarLoopResult]: For program point L371(lines 371 378) no Hoare annotation was computed. [2020-10-15 01:31:21,919 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed. [2020-10-15 01:31:21,919 INFO L268 CegarLoopResult]: For program point L365(lines 365 385) no Hoare annotation was computed. [2020-10-15 01:31:21,919 INFO L268 CegarLoopResult]: For program point L365-1(lines 365 385) no Hoare annotation was computed. [2020-10-15 01:31:21,919 INFO L268 CegarLoopResult]: For program point L505(lines 505 513) no Hoare annotation was computed. [2020-10-15 01:31:21,919 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 497 519) no Hoare annotation was computed. [2020-10-15 01:31:21,920 INFO L268 CegarLoopResult]: For program point L505-2(lines 505 513) no Hoare annotation was computed. [2020-10-15 01:31:21,920 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 497 519) no Hoare annotation was computed. [2020-10-15 01:31:21,920 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 497 519) no Hoare annotation was computed. [2020-10-15 01:31:21,920 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-15 01:31:21,920 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-15 01:31:21,920 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-15 01:31:21,920 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2020-10-15 01:31:21,921 INFO L268 CegarLoopResult]: For program point L318(lines 296 319) no Hoare annotation was computed. [2020-10-15 01:31:21,921 INFO L268 CegarLoopResult]: For program point L277(lines 277 293) no Hoare annotation was computed. [2020-10-15 01:31:21,921 INFO L268 CegarLoopResult]: For program point L337(lines 337 344) no Hoare annotation was computed. [2020-10-15 01:31:21,921 INFO L268 CegarLoopResult]: For program point L298(lines 297 317) no Hoare annotation was computed. [2020-10-15 01:31:21,921 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-10-15 01:31:21,921 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-10-15 01:31:21,921 INFO L268 CegarLoopResult]: For program point L294(lines 294 335) no Hoare annotation was computed. [2020-10-15 01:31:21,922 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2020-10-15 01:31:21,922 INFO L268 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed. [2020-10-15 01:31:21,922 INFO L268 CegarLoopResult]: For program point L313-1(line 313) no Hoare annotation was computed. [2020-10-15 01:31:21,922 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2020-10-15 01:31:21,922 INFO L268 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed. [2020-10-15 01:31:21,922 INFO L268 CegarLoopResult]: For program point L336(lines 336 347) no Hoare annotation was computed. [2020-10-15 01:31:21,922 INFO L268 CegarLoopResult]: For program point L299(lines 299 303) no Hoare annotation was computed. [2020-10-15 01:31:21,922 INFO L268 CegarLoopResult]: For program point L297-2(lines 297 317) no Hoare annotation was computed. [2020-10-15 01:31:21,923 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:31:21,923 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-15 01:31:21,923 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:31:21,923 INFO L268 CegarLoopResult]: For program point L690-1(line 690) no Hoare annotation was computed. [2020-10-15 01:31:21,923 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 685 701) no Hoare annotation was computed. [2020-10-15 01:31:21,924 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 685 701) no Hoare annotation was computed. [2020-10-15 01:31:21,924 INFO L268 CegarLoopResult]: For program point L696(line 696) no Hoare annotation was computed. [2020-10-15 01:31:21,924 INFO L268 CegarLoopResult]: For program point L696-1(lines 685 701) no Hoare annotation was computed. [2020-10-15 01:31:21,924 INFO L268 CegarLoopResult]: For program point L692(lines 692 698) no Hoare annotation was computed. [2020-10-15 01:31:21,924 INFO L268 CegarLoopResult]: For program point L690(line 690) no Hoare annotation was computed. [2020-10-15 01:31:21,924 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 520 528) no Hoare annotation was computed. [2020-10-15 01:31:21,924 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 520 528) no Hoare annotation was computed. [2020-10-15 01:31:21,924 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 520 528) no Hoare annotation was computed. [2020-10-15 01:31:21,925 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:31:21,925 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:31:21,925 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:31:21,925 INFO L268 CegarLoopResult]: For program point L480-1(lines 476 487) no Hoare annotation was computed. [2020-10-15 01:31:21,925 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 476 487) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-15 01:31:21,925 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 476 487) no Hoare annotation was computed. [2020-10-15 01:31:21,925 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 488 496) the Hoare annotation is: true [2020-10-15 01:31:21,925 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 488 496) no Hoare annotation was computed. [2020-10-15 01:31:21,926 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 488 496) no Hoare annotation was computed. [2020-10-15 01:31:21,926 INFO L264 CegarLoopResult]: At program point L658(line 658) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:21,926 INFO L264 CegarLoopResult]: At program point L656(lines 656 662) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:21,926 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 645 668) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:21,926 INFO L264 CegarLoopResult]: At program point L651(line 651) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-15 01:31:21,926 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 645 668) no Hoare annotation was computed. [2020-10-15 01:31:21,927 INFO L268 CegarLoopResult]: For program point L649(lines 648 667) no Hoare annotation was computed. [2020-10-15 01:31:21,927 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 645 668) no Hoare annotation was computed. [2020-10-15 01:31:21,927 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 541 570) no Hoare annotation was computed. [2020-10-15 01:31:21,927 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 541 570) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:21,927 INFO L264 CegarLoopResult]: At program point L566(lines 541 570) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:21,927 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-10-15 01:31:21,927 INFO L268 CegarLoopResult]: For program point L555(lines 555 559) no Hoare annotation was computed. [2020-10-15 01:31:21,927 INFO L264 CegarLoopResult]: At program point L555-1(lines 555 559) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:21,928 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-10-15 01:31:21,928 INFO L264 CegarLoopResult]: At program point L551-2(lines 551 565) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:21,928 INFO L264 CegarLoopResult]: At program point L547(line 547) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:21,928 INFO L268 CegarLoopResult]: For program point L547-1(line 547) no Hoare annotation was computed. [2020-10-15 01:31:21,928 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 452 463) the Hoare annotation is: true [2020-10-15 01:31:21,928 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 452 463) no Hoare annotation was computed. [2020-10-15 01:31:21,928 INFO L268 CegarLoopResult]: For program point L456-1(lines 452 463) no Hoare annotation was computed. [2020-10-15 01:31:21,929 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 596 602) no Hoare annotation was computed. [2020-10-15 01:31:21,929 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 596 602) the Hoare annotation is: true [2020-10-15 01:31:21,929 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:31:21,929 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-15 01:31:21,929 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:31:21,929 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:31:21,929 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 464 475) no Hoare annotation was computed. [2020-10-15 01:31:21,929 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 464 475) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:31:21,930 INFO L268 CegarLoopResult]: For program point L468-1(lines 464 475) no Hoare annotation was computed. [2020-10-15 01:31:21,930 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 530 537) no Hoare annotation was computed. [2020-10-15 01:31:21,930 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 534) no Hoare annotation was computed. [2020-10-15 01:31:21,930 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 530 537) the Hoare annotation is: true [2020-10-15 01:31:21,930 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 530 537) no Hoare annotation was computed. [2020-10-15 01:31:21,930 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 832 856) the Hoare annotation is: true [2020-10-15 01:31:21,930 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 832 856) no Hoare annotation was computed. [2020-10-15 01:31:21,931 INFO L264 CegarLoopResult]: At program point L846(line 846) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-15 01:31:21,931 INFO L268 CegarLoopResult]: For program point L844(lines 844 850) no Hoare annotation was computed. [2020-10-15 01:31:21,931 INFO L271 CegarLoopResult]: At program point L842(line 842) the Hoare annotation is: true [2020-10-15 01:31:21,931 INFO L268 CegarLoopResult]: For program point L842-1(line 842) no Hoare annotation was computed. [2020-10-15 01:31:21,931 INFO L268 CegarLoopResult]: For program point L840(lines 840 853) no Hoare annotation was computed. [2020-10-15 01:31:21,931 INFO L268 CegarLoopResult]: For program point L840-1(lines 832 856) no Hoare annotation was computed. [2020-10-15 01:31:21,931 INFO L271 CegarLoopResult]: At program point L838(line 838) the Hoare annotation is: true [2020-10-15 01:31:21,931 INFO L268 CegarLoopResult]: For program point L838-1(line 838) no Hoare annotation was computed. [2020-10-15 01:31:21,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:31:21 BoogieIcfgContainer [2020-10-15 01:31:21,947 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:31:21,949 INFO L168 Benchmark]: Toolchain (without parser) took 12615.21 ms. Allocated memory was 148.4 MB in the beginning and 445.6 MB in the end (delta: 297.3 MB). Free memory was 102.7 MB in the beginning and 144.2 MB in the end (delta: -41.5 MB). Peak memory consumption was 256.6 MB. Max. memory is 7.1 GB. [2020-10-15 01:31:21,950 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 148.4 MB. Free memory was 121.7 MB in the beginning and 121.2 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-15 01:31:21,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 697.10 ms. Allocated memory was 148.4 MB in the beginning and 205.0 MB in the end (delta: 56.6 MB). Free memory was 102.3 MB in the beginning and 175.0 MB in the end (delta: -72.7 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2020-10-15 01:31:21,951 INFO L168 Benchmark]: Boogie Preprocessor took 96.54 ms. Allocated memory is still 205.0 MB. Free memory was 175.0 MB in the beginning and 171.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2020-10-15 01:31:21,952 INFO L168 Benchmark]: RCFGBuilder took 1224.27 ms. Allocated memory was 205.0 MB in the beginning and 232.8 MB in the end (delta: 27.8 MB). Free memory was 171.3 MB in the beginning and 195.9 MB in the end (delta: -24.6 MB). Peak memory consumption was 80.7 MB. Max. memory is 7.1 GB. [2020-10-15 01:31:21,953 INFO L168 Benchmark]: TraceAbstraction took 10589.04 ms. Allocated memory was 232.8 MB in the beginning and 445.6 MB in the end (delta: 212.9 MB). Free memory was 195.9 MB in the beginning and 144.2 MB in the end (delta: 51.7 MB). Peak memory consumption was 265.4 MB. Max. memory is 7.1 GB. [2020-10-15 01:31:21,958 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 148.4 MB. Free memory was 121.7 MB in the beginning and 121.2 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 697.10 ms. Allocated memory was 148.4 MB in the beginning and 205.0 MB in the end (delta: 56.6 MB). Free memory was 102.3 MB in the beginning and 175.0 MB in the end (delta: -72.7 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.54 ms. Allocated memory is still 205.0 MB. Free memory was 175.0 MB in the beginning and 171.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1224.27 ms. Allocated memory was 205.0 MB in the beginning and 232.8 MB in the end (delta: 27.8 MB). Free memory was 171.3 MB in the beginning and 195.9 MB in the end (delta: -24.6 MB). Peak memory consumption was 80.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10589.04 ms. Allocated memory was 232.8 MB in the beginning and 445.6 MB in the end (delta: 212.9 MB). Free memory was 195.9 MB in the beginning and 144.2 MB in the end (delta: 51.7 MB). Peak memory consumption was 265.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 534]: 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: 777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: \old(waterLevel) == waterLevel || !(pumpRunning == 0) - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: \old(waterLevel) == waterLevel || !(pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 201 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.5s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 71 SDtfs, 128 SDslu, 58 SDs, 0 SdLazy, 327 SolverSat, 62 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=135occurred 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 85 PreInvPairs, 109 NumberOfFragments, 389 HoareAnnotationTreeSize, 85 FomulaSimplifications, 940 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 40 FomulaSimplificationsInter, 5225 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 13140 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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...