/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_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:13:24,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:13:24,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:13:24,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:13:24,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:13:24,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:13:24,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:13:24,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:13:24,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:13:24,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:13:24,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:13:24,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:13:24,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:13:24,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:13:24,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:13:24,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:13:24,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:13:24,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:13:24,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:13:24,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:13:24,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:13:24,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:13:24,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:13:24,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:13:24,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:13:24,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:13:24,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:13:24,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:13:24,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:13:24,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:13:24,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:13:24,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:13:24,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:13:24,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:13:24,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:13:24,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:13:24,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:13:24,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:13:24,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:13:24,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:13:24,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:13:24,892 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 07:13:24,938 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:13:24,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:13:24,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:13:24,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:13:24,940 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:13:24,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:13:24,941 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:13:24,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:13:24,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:13:24,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:13:24,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:13:24,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:13:24,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:13:24,942 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:13:24,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:13:24,943 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:13:24,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:13:24,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:13:24,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:13:24,945 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:13:24,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:13:24,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:13:24,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:13:24,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:13:24,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:13:24,946 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:13:24,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:13:24,947 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:13:24,947 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:13:24,947 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 07:13:25,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:13:25,285 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:13:25,290 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:13:25,292 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:13:25,292 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:13:25,292 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product07.cil.c [2020-10-14 07:13:25,344 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f43640698/69859052129f4eda9f5101c8dec2706b/FLAGfcbd4277d [2020-10-14 07:13:25,864 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:13:25,865 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product07.cil.c [2020-10-14 07:13:25,878 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f43640698/69859052129f4eda9f5101c8dec2706b/FLAGfcbd4277d [2020-10-14 07:13:26,128 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f43640698/69859052129f4eda9f5101c8dec2706b [2020-10-14 07:13:26,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:13:26,139 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:13:26,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:13:26,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:13:26,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:13:26,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:13:26" (1/1) ... [2020-10-14 07:13:26,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5085e9f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:26, skipping insertion in model container [2020-10-14 07:13:26,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:13:26" (1/1) ... [2020-10-14 07:13:26,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:13:26,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:13:26,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:13:26,688 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:13:26,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:13:26,878 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:13:26,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:26 WrapperNode [2020-10-14 07:13:26,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:13:26,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:13:26,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:13:26,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:13:26,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:26" (1/1) ... [2020-10-14 07:13:26,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:26" (1/1) ... [2020-10-14 07:13:26,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:26" (1/1) ... [2020-10-14 07:13:26,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:26" (1/1) ... [2020-10-14 07:13:26,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:26" (1/1) ... [2020-10-14 07:13:26,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:26" (1/1) ... [2020-10-14 07:13:26,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:26" (1/1) ... [2020-10-14 07:13:26,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:13:26,964 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:13:26,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:13:26,965 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:13:26,966 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:26" (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 07:13:27,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:13:27,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:13:27,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:13:27,039 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:13:27,039 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:13:27,039 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:13:27,039 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:13:27,040 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:13:27,040 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:13:27,041 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:13:27,041 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:13:27,041 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:13:27,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:13:27,041 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:13:27,041 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:13:27,042 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:13:27,042 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:13:27,042 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:13:27,043 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:13:27,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-14 07:13:27,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:13:27,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:13:27,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:13:27,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:13:27,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:13:27,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:13:27,047 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:13:27,047 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:13:27,047 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 07:13:27,047 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:13:27,047 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:13:27,047 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:13:27,048 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:13:27,048 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:13:27,048 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:13:27,048 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-14 07:13:27,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:13:27,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:13:27,048 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:13:27,049 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:13:27,049 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:13:27,049 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:13:27,049 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:13:27,049 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:13:27,049 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:13:27,049 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:13:27,050 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:13:27,050 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:13:27,050 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:13:27,050 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:13:27,051 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:13:27,051 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:13:27,051 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:13:27,051 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:13:27,051 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:13:27,051 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:13:27,051 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:13:27,052 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:13:27,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:13:27,052 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:13:27,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-14 07:13:27,053 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:13:27,053 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:13:27,053 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:13:27,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:13:27,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:13:27,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:13:27,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:13:27,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:13:27,054 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:13:27,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:13:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:13:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:13:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:13:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:13:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:13:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:13:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-14 07:13:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:13:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:13:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:13:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 07:13:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:13:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:13:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:13:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:13:28,117 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:13:28,117 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:13:28,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:13:28 BoogieIcfgContainer [2020-10-14 07:13:28,123 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:13:28,124 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:13:28,124 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:13:28,127 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:13:28,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:13:26" (1/3) ... [2020-10-14 07:13:28,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5af563a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:13:28, skipping insertion in model container [2020-10-14 07:13:28,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:26" (2/3) ... [2020-10-14 07:13:28,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5af563a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:13:28, skipping insertion in model container [2020-10-14 07:13:28,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:13:28" (3/3) ... [2020-10-14 07:13:28,131 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product07.cil.c [2020-10-14 07:13:28,142 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:13:28,150 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:13:28,165 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:13:28,192 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:13:28,192 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:13:28,193 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:13:28,193 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:13:28,196 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:13:28,196 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:13:28,196 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:13:28,196 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:13:28,219 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states. [2020-10-14 07:13:28,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 07:13:28,230 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:13:28,231 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 07:13:28,231 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:13:28,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:13:28,238 INFO L82 PathProgramCache]: Analyzing trace with hash 1908164491, now seen corresponding path program 1 times [2020-10-14 07:13:28,248 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:13:28,248 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [768946834] [2020-10-14 07:13:28,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:13:28,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:28,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:28,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:29,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:30,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:31,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:32,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:32,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 07:13:32,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:13:32,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4045 [2020-10-14 07:13:32,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:32,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:32,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:32,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 07:13:32,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:32,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-14 07:13:32,933 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:13:32,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:13:32,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:32,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:32,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:32,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:32,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:32,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-14 07:13:32,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:32,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:32,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:32,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:32,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:32,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:33,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:13:33,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:33,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:33,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:33,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:33,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:33,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:33,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:33,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:33,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:33,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:33,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:33,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:33,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:13:33,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:33,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:33,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:33,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:33,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:33,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:33,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:33,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:33,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:33,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:33,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:33,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:33,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:13:33,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:33,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:33,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:33,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:33,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:33,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:33,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:33,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:33,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:33,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:33,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:33,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:33,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:13:33,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:33,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:33,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:33,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:33,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:33,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:33,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:33,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:33,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:33,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:33,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:33,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:33,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:13:33,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:33,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:33,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:33,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:33,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:33,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:33,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:33,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:33,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:33,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:33,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:33,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:33,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:13:33,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:33,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:33,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:33,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:33,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:33,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:33,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:33,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:33,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:33,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:33,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:33,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:33,085 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 07:13:33,086 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [768946834] [2020-10-14 07:13:33,088 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:13:33,088 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 07:13:33,089 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048262899] [2020-10-14 07:13:33,095 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 07:13:33,096 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:13:33,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 07:13:33,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:13:33,113 INFO L87 Difference]: Start difference. First operand 151 states. Second operand 3 states. [2020-10-14 07:13:34,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:13:34,224 INFO L93 Difference]: Finished difference Result 257 states and 340 transitions. [2020-10-14 07:13:34,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 07:13:34,226 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 07:13:34,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:13:34,242 INFO L225 Difference]: With dead ends: 257 [2020-10-14 07:13:34,243 INFO L226 Difference]: Without dead ends: 140 [2020-10-14 07:13:34,248 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 07:13:34,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-10-14 07:13:34,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 108. [2020-10-14 07:13:34,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-10-14 07:13:34,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 126 transitions. [2020-10-14 07:13:34,345 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 126 transitions. Word has length 46 [2020-10-14 07:13:34,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:13:34,345 INFO L479 AbstractCegarLoop]: Abstraction has 108 states and 126 transitions. [2020-10-14 07:13:34,346 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 07:13:34,346 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 126 transitions. [2020-10-14 07:13:34,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 07:13:34,349 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:13:34,349 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 07:13:34,349 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:13:34,350 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:13:34,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:13:34,350 INFO L82 PathProgramCache]: Analyzing trace with hash 1100286526, now seen corresponding path program 1 times [2020-10-14 07:13:34,350 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:13:34,350 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1462940160] [2020-10-14 07:13:34,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:13:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:34,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:34,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:34,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:36,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:38,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:38,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 07:13:38,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:13:38,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4598 [2020-10-14 07:13:38,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:38,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:38,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:38,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 07:13:38,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:13:38,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:39,242 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:13:39,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:13:39,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-14 07:13:39,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:13:39,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:13:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:39,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:39,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:39,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:13:39,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:39,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:39,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:39,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:13:39,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:39,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:39,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:13:39,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:39,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:39,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:39,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:39,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:13:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:39,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:39,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:39,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 07:13:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:39,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:39,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:39,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:39,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:39,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:13:39,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:39,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:39,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:39,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:39,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:39,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:39,380 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 07:13:39,381 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1462940160] [2020-10-14 07:13:39,381 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:13:39,382 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:13:39,382 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127940578] [2020-10-14 07:13:39,384 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:13:39,384 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:13:39,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:13:39,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:13:39,385 INFO L87 Difference]: Start difference. First operand 108 states and 126 transitions. Second operand 4 states. [2020-10-14 07:13:39,824 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:13:40,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:13:40,444 INFO L93 Difference]: Finished difference Result 184 states and 223 transitions. [2020-10-14 07:13:40,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 07:13:40,444 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-14 07:13:40,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:13:40,447 INFO L225 Difference]: With dead ends: 184 [2020-10-14 07:13:40,447 INFO L226 Difference]: Without dead ends: 124 [2020-10-14 07:13:40,450 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:13:40,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-10-14 07:13:40,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 99. [2020-10-14 07:13:40,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-10-14 07:13:40,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2020-10-14 07:13:40,499 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 47 [2020-10-14 07:13:40,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:13:40,500 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2020-10-14 07:13:40,500 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:13:40,500 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2020-10-14 07:13:40,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-14 07:13:40,509 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:13:40,509 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:13:40,509 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:13:40,510 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:13:40,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:13:40,510 INFO L82 PathProgramCache]: Analyzing trace with hash 418725032, now seen corresponding path program 1 times [2020-10-14 07:13:40,510 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:13:40,510 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1131643737] [2020-10-14 07:13:40,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:13:40,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:40,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:40,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:40,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:42,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:42,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:42,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-14 07:13:42,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:13:42,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2040 [2020-10-14 07:13:42,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:42,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:42,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:13:42,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-14 07:13:42,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:13:42,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:42,944 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:13:42,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:13:42,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:42,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:42,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:42,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:42,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:42,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-14 07:13:42,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:42,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:42,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:42,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:42,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:42,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:42,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:13:42,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:42,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:42,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:42,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:42,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:42,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:42,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:42,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:42,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:42,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:42,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:42,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:42,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:13:42,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:42,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:42,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:42,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:42,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:42,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:43,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:43,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:43,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:43,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:43,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:43,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:43,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:13:43,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:43,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:43,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:43,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:43,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:43,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:43,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:43,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:43,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:43,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:43,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:43,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:43,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:13:43,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:43,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:43,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:43,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:43,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:43,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:43,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:43,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:43,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:43,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:43,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:43,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:43,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:13:43,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:43,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:43,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:43,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:43,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:43,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:43,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:43,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:43,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:43,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:43,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:43,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:43,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 07:13:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:43,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:43,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:43,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:43,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:43,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:13:43,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:43,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:43,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:13:43,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:43,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:43,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:43,046 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 07:13:43,046 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1131643737] [2020-10-14 07:13:43,047 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:13:43,047 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:13:43,047 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56721770] [2020-10-14 07:13:43,048 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:13:43,048 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:13:43,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:13:43,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:13:43,049 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 7 states. [2020-10-14 07:13:43,418 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:13:44,186 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:13:44,455 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:13:44,713 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:13:44,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:13:44,831 INFO L93 Difference]: Finished difference Result 167 states and 208 transitions. [2020-10-14 07:13:44,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 07:13:44,832 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2020-10-14 07:13:44,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:13:44,833 INFO L225 Difference]: With dead ends: 167 [2020-10-14 07:13:44,833 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:13:44,835 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 07:13:44,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:13:44,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:13:44,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:13:44,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:13:44,836 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2020-10-14 07:13:44,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:13:44,836 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:13:44,836 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:13:44,836 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:13:44,836 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:13:44,837 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:13:44,841 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:13:45,810 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-14 07:13:45,946 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 07:13:46,071 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-14 07:13:46,248 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 07:13:46,399 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 07:13:46,533 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 07:13:46,713 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:13:46,847 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 07:13:47,015 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:13:47,161 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:13:47,322 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 07:13:47,466 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 07:13:47,625 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 07:13:47,761 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 07:13:47,903 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 07:13:48,047 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 07:13:48,190 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 07:13:48,195 INFO L268 CegarLoopResult]: For program point L382(lines 382 386) no Hoare annotation was computed. [2020-10-14 07:13:48,195 INFO L268 CegarLoopResult]: For program point L382-1(lines 382 386) no Hoare annotation was computed. [2020-10-14 07:13:48,195 INFO L268 CegarLoopResult]: For program point L377(line 377) no Hoare annotation was computed. [2020-10-14 07:13:48,195 INFO L268 CegarLoopResult]: For program point L376-2(lines 376 397) no Hoare annotation was computed. [2020-10-14 07:13:48,195 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 351 406) no Hoare annotation was computed. [2020-10-14 07:13:48,195 INFO L268 CegarLoopResult]: For program point L398(lines 375 399) no Hoare annotation was computed. [2020-10-14 07:13:48,196 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 351 406) no Hoare annotation was computed. [2020-10-14 07:13:48,196 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 351 406) no Hoare annotation was computed. [2020-10-14 07:13:48,196 INFO L268 CegarLoopResult]: For program point L439(lines 439 443) no Hoare annotation was computed. [2020-10-14 07:13:48,196 INFO L268 CegarLoopResult]: For program point L439-1(lines 439 443) no Hoare annotation was computed. [2020-10-14 07:13:48,196 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 407 466) no Hoare annotation was computed. [2020-10-14 07:13:48,196 INFO L268 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2020-10-14 07:13:48,196 INFO L268 CegarLoopResult]: For program point L433-2(lines 433 458) no Hoare annotation was computed. [2020-10-14 07:13:48,196 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 407 466) no Hoare annotation was computed. [2020-10-14 07:13:48,196 INFO L268 CegarLoopResult]: For program point L459(lines 432 460) no Hoare annotation was computed. [2020-10-14 07:13:48,197 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 407 466) no Hoare annotation was computed. [2020-10-14 07:13:48,197 INFO L268 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-10-14 07:13:48,197 INFO L268 CegarLoopResult]: For program point L452-1(line 452) no Hoare annotation was computed. [2020-10-14 07:13:48,197 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-14 07:13:48,197 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-14 07:13:48,197 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-14 07:13:48,197 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-14 07:13:48,197 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-14 07:13:48,197 INFO L264 CegarLoopResult]: At program point L287(line 287) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 07:13:48,197 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 273 297) the Hoare annotation is: true [2020-10-14 07:13:48,198 INFO L268 CegarLoopResult]: For program point L285(lines 285 291) no Hoare annotation was computed. [2020-10-14 07:13:48,198 INFO L271 CegarLoopResult]: At program point L283(line 283) the Hoare annotation is: true [2020-10-14 07:13:48,198 INFO L268 CegarLoopResult]: For program point L283-1(line 283) no Hoare annotation was computed. [2020-10-14 07:13:48,198 INFO L268 CegarLoopResult]: For program point L281(lines 281 294) no Hoare annotation was computed. [2020-10-14 07:13:48,198 INFO L268 CegarLoopResult]: For program point L281-1(lines 273 297) no Hoare annotation was computed. [2020-10-14 07:13:48,198 INFO L271 CegarLoopResult]: At program point L279(line 279) the Hoare annotation is: true [2020-10-14 07:13:48,198 INFO L268 CegarLoopResult]: For program point L279-1(line 279) no Hoare annotation was computed. [2020-10-14 07:13:48,198 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 273 297) no Hoare annotation was computed. [2020-10-14 07:13:48,198 INFO L264 CegarLoopResult]: At program point L161(line 161) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:13:48,199 INFO L264 CegarLoopResult]: At program point L161-1(line 161) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:13:48,199 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 155 177) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:13:48,199 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 155 177) no Hoare annotation was computed. [2020-10-14 07:13:48,199 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 155 177) no Hoare annotation was computed. [2020-10-14 07:13:48,199 INFO L264 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:13:48,199 INFO L264 CegarLoopResult]: At program point L167-1(line 167) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:13:48,199 INFO L268 CegarLoopResult]: For program point L165(lines 165 172) no Hoare annotation was computed. [2020-10-14 07:13:48,200 INFO L268 CegarLoopResult]: For program point L165-1(lines 165 172) no Hoare annotation was computed. [2020-10-14 07:13:48,200 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-14 07:13:48,200 INFO L264 CegarLoopResult]: At program point L162(line 162) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:13:48,200 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-14 07:13:48,200 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-14 07:13:48,200 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 113 136) no Hoare annotation was computed. [2020-10-14 07:13:48,200 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-14 07:13:48,201 INFO L268 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-14 07:13:48,201 INFO L268 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-10-14 07:13:48,201 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 113 136) no Hoare annotation was computed. [2020-10-14 07:13:48,201 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-14 07:13:48,201 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 113 136) no Hoare annotation was computed. [2020-10-14 07:13:48,201 INFO L268 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-14 07:13:48,201 INFO L268 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-10-14 07:13:48,201 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-14 07:13:48,202 INFO L268 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-14 07:13:48,202 INFO L268 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-10-14 07:13:48,202 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-14 07:13:48,202 INFO L268 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-10-14 07:13:48,202 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-14 07:13:48,202 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 867 881) no Hoare annotation was computed. [2020-10-14 07:13:48,202 INFO L264 CegarLoopResult]: At program point L873(line 873) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:13:48,202 INFO L268 CegarLoopResult]: For program point L871(lines 871 877) no Hoare annotation was computed. [2020-10-14 07:13:48,203 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 867 881) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-14 07:13:48,203 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 867 881) no Hoare annotation was computed. [2020-10-14 07:13:48,203 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 822 830) no Hoare annotation was computed. [2020-10-14 07:13:48,203 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 822 830) the Hoare annotation is: true [2020-10-14 07:13:48,203 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 822 830) no Hoare annotation was computed. [2020-10-14 07:13:48,203 INFO L268 CegarLoopResult]: For program point L861(line 861) no Hoare annotation was computed. [2020-10-14 07:13:48,203 INFO L268 CegarLoopResult]: For program point L861-1(line 861) no Hoare annotation was computed. [2020-10-14 07:13:48,203 INFO L268 CegarLoopResult]: For program point L850(lines 850 858) no Hoare annotation was computed. [2020-10-14 07:13:48,204 INFO L268 CegarLoopResult]: For program point L850-2(lines 850 858) no Hoare annotation was computed. [2020-10-14 07:13:48,204 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 831 866) no Hoare annotation was computed. [2020-10-14 07:13:48,204 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 831 866) no Hoare annotation was computed. [2020-10-14 07:13:48,204 INFO L268 CegarLoopResult]: For program point L838(lines 838 846) no Hoare annotation was computed. [2020-10-14 07:13:48,204 INFO L268 CegarLoopResult]: For program point L838-2(lines 838 846) no Hoare annotation was computed. [2020-10-14 07:13:48,204 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 831 866) no Hoare annotation was computed. [2020-10-14 07:13:48,204 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-14 07:13:48,204 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-14 07:13:48,204 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 305 350) no Hoare annotation was computed. [2020-10-14 07:13:48,205 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 305 350) no Hoare annotation was computed. [2020-10-14 07:13:48,205 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 305 350) no Hoare annotation was computed. [2020-10-14 07:13:48,205 INFO L268 CegarLoopResult]: For program point L638(lines 638 645) no Hoare annotation was computed. [2020-10-14 07:13:48,205 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 618 663) no Hoare annotation was computed. [2020-10-14 07:13:48,205 INFO L268 CegarLoopResult]: For program point L632(lines 632 652) no Hoare annotation was computed. [2020-10-14 07:13:48,205 INFO L268 CegarLoopResult]: For program point L632-1(lines 632 652) no Hoare annotation was computed. [2020-10-14 07:13:48,205 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 618 663) no Hoare annotation was computed. [2020-10-14 07:13:48,205 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 618 663) no Hoare annotation was computed. [2020-10-14 07:13:48,205 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 145 154) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:13:48,206 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 145 154) no Hoare annotation was computed. [2020-10-14 07:13:48,206 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 145 154) no Hoare annotation was computed. [2020-10-14 07:13:48,206 INFO L271 CegarLoopResult]: At program point L816(line 816) the Hoare annotation is: true [2020-10-14 07:13:48,206 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 811 821) the Hoare annotation is: true [2020-10-14 07:13:48,206 INFO L268 CegarLoopResult]: For program point L816-1(line 816) no Hoare annotation was computed. [2020-10-14 07:13:48,206 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 811 821) no Hoare annotation was computed. [2020-10-14 07:13:48,206 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 811 821) no Hoare annotation was computed. [2020-10-14 07:13:48,206 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 803 810) the Hoare annotation is: true [2020-10-14 07:13:48,206 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 803 810) no Hoare annotation was computed. [2020-10-14 07:13:48,207 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 803 810) no Hoare annotation was computed. [2020-10-14 07:13:48,207 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 770 794) no Hoare annotation was computed. [2020-10-14 07:13:48,207 INFO L264 CegarLoopResult]: At program point L789(line 789) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:13:48,207 INFO L268 CegarLoopResult]: For program point L789-1(lines 770 794) no Hoare annotation was computed. [2020-10-14 07:13:48,207 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 770 794) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:13:48,207 INFO L264 CegarLoopResult]: At program point L784(line 784) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:13:48,207 INFO L264 CegarLoopResult]: At program point L780(line 780) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:13:48,207 INFO L268 CegarLoopResult]: For program point L778(lines 778 786) no Hoare annotation was computed. [2020-10-14 07:13:48,208 INFO L264 CegarLoopResult]: At program point L776(line 776) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:13:48,208 INFO L268 CegarLoopResult]: For program point L776-1(line 776) no Hoare annotation was computed. [2020-10-14 07:13:48,208 INFO L268 CegarLoopResult]: For program point L774(lines 774 791) no Hoare annotation was computed. [2020-10-14 07:13:48,208 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 762 768) no Hoare annotation was computed. [2020-10-14 07:13:48,208 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 762 768) the Hoare annotation is: true [2020-10-14 07:13:48,208 INFO L264 CegarLoopResult]: At program point testENTRY(lines 666 731) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:13:48,208 INFO L264 CegarLoopResult]: At program point L698(line 698) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:13:48,208 INFO L268 CegarLoopResult]: For program point L696(lines 696 702) no Hoare annotation was computed. [2020-10-14 07:13:48,208 INFO L268 CegarLoopResult]: For program point L696-1(lines 696 702) no Hoare annotation was computed. [2020-10-14 07:13:48,209 INFO L268 CegarLoopResult]: For program point testFINAL(lines 666 731) no Hoare annotation was computed. [2020-10-14 07:13:48,209 INFO L264 CegarLoopResult]: At program point L721(lines 676 723) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:13:48,209 INFO L264 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:13:48,209 INFO L268 CegarLoopResult]: For program point L686(lines 686 692) no Hoare annotation was computed. [2020-10-14 07:13:48,209 INFO L268 CegarLoopResult]: For program point L686-1(lines 686 692) no Hoare annotation was computed. [2020-10-14 07:13:48,209 INFO L268 CegarLoopResult]: For program point L678(lines 678 682) no Hoare annotation was computed. [2020-10-14 07:13:48,209 INFO L264 CegarLoopResult]: At program point L724(lines 675 725) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:13:48,210 INFO L264 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:13:48,210 INFO L268 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2020-10-14 07:13:48,210 INFO L264 CegarLoopResult]: At program point L712-1(lines 706 719) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:13:48,210 INFO L268 CegarLoopResult]: For program point L677(lines 676 723) no Hoare annotation was computed. [2020-10-14 07:13:48,210 INFO L268 CegarLoopResult]: For program point testEXIT(lines 666 731) no Hoare annotation was computed. [2020-10-14 07:13:48,210 INFO L268 CegarLoopResult]: For program point L706(lines 706 719) no Hoare annotation was computed. [2020-10-14 07:13:48,210 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 572 617) no Hoare annotation was computed. [2020-10-14 07:13:48,210 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 572 617) no Hoare annotation was computed. [2020-10-14 07:13:48,211 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 572 617) no Hoare annotation was computed. [2020-10-14 07:13:48,211 INFO L268 CegarLoopResult]: For program point L592(lines 592 599) no Hoare annotation was computed. [2020-10-14 07:13:48,211 INFO L268 CegarLoopResult]: For program point L586(lines 586 606) no Hoare annotation was computed. [2020-10-14 07:13:48,211 INFO L268 CegarLoopResult]: For program point L586-1(lines 586 606) no Hoare annotation was computed. [2020-10-14 07:13:48,211 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 239 261) no Hoare annotation was computed. [2020-10-14 07:13:48,211 INFO L268 CegarLoopResult]: For program point L247(lines 247 255) no Hoare annotation was computed. [2020-10-14 07:13:48,211 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 239 261) no Hoare annotation was computed. [2020-10-14 07:13:48,211 INFO L268 CegarLoopResult]: For program point L247-2(lines 247 255) no Hoare annotation was computed. [2020-10-14 07:13:48,212 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 239 261) no Hoare annotation was computed. [2020-10-14 07:13:48,212 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:13:48,212 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:13:48,212 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:13:48,212 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 469 571) no Hoare annotation was computed. [2020-10-14 07:13:48,212 INFO L268 CegarLoopResult]: For program point L539(lines 517 540) no Hoare annotation was computed. [2020-10-14 07:13:48,212 INFO L268 CegarLoopResult]: For program point L498(lines 498 514) no Hoare annotation was computed. [2020-10-14 07:13:48,212 INFO L268 CegarLoopResult]: For program point L558(lines 558 565) no Hoare annotation was computed. [2020-10-14 07:13:48,212 INFO L268 CegarLoopResult]: For program point L519(lines 518 538) no Hoare annotation was computed. [2020-10-14 07:13:48,213 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-10-14 07:13:48,213 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 469 571) no Hoare annotation was computed. [2020-10-14 07:13:48,213 INFO L268 CegarLoopResult]: For program point L550-1(line 550) no Hoare annotation was computed. [2020-10-14 07:13:48,213 INFO L268 CegarLoopResult]: For program point L515(lines 515 556) no Hoare annotation was computed. [2020-10-14 07:13:48,213 INFO L268 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-14 07:13:48,213 INFO L268 CegarLoopResult]: For program point L534-1(line 534) no Hoare annotation was computed. [2020-10-14 07:13:48,213 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 469 571) no Hoare annotation was computed. [2020-10-14 07:13:48,213 INFO L268 CegarLoopResult]: For program point L493(lines 493 497) no Hoare annotation was computed. [2020-10-14 07:13:48,213 INFO L268 CegarLoopResult]: For program point L557(lines 557 568) no Hoare annotation was computed. [2020-10-14 07:13:48,214 INFO L268 CegarLoopResult]: For program point L520(lines 520 524) no Hoare annotation was computed. [2020-10-14 07:13:48,214 INFO L268 CegarLoopResult]: For program point L518-2(lines 518 538) no Hoare annotation was computed. [2020-10-14 07:13:48,214 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:13:48,214 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.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~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:13:48,214 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:13:48,214 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 795 802) no Hoare annotation was computed. [2020-10-14 07:13:48,215 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 795 802) no Hoare annotation was computed. [2020-10-14 07:13:48,215 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 795 802) no Hoare annotation was computed. [2020-10-14 07:13:48,215 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 262 270) the Hoare annotation is: true [2020-10-14 07:13:48,215 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 262 270) no Hoare annotation was computed. [2020-10-14 07:13:48,215 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 262 270) no Hoare annotation was computed. [2020-10-14 07:13:48,215 INFO L268 CegarLoopResult]: For program point L222-1(lines 218 229) no Hoare annotation was computed. [2020-10-14 07:13:48,215 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 218 229) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 07:13:48,215 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 218 229) no Hoare annotation was computed. [2020-10-14 07:13:48,215 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:13:48,216 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:13:48,216 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:13:48,216 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 738 761) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:13:48,216 INFO L264 CegarLoopResult]: At program point L751(line 751) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:13:48,216 INFO L264 CegarLoopResult]: At program point L749(lines 749 755) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:13:48,216 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 738 761) no Hoare annotation was computed. [2020-10-14 07:13:48,216 INFO L264 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:13:48,216 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 738 761) no Hoare annotation was computed. [2020-10-14 07:13:48,217 INFO L268 CegarLoopResult]: For program point L742(lines 741 760) no Hoare annotation was computed. [2020-10-14 07:13:48,217 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 80 109) no Hoare annotation was computed. [2020-10-14 07:13:48,217 INFO L268 CegarLoopResult]: For program point L94(lines 94 98) no Hoare annotation was computed. [2020-10-14 07:13:48,217 INFO L271 CegarLoopResult]: At program point L94-1(lines 94 98) the Hoare annotation is: true [2020-10-14 07:13:48,217 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 80 109) the Hoare annotation is: true [2020-10-14 07:13:48,217 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-14 07:13:48,217 INFO L271 CegarLoopResult]: At program point L90-2(lines 90 104) the Hoare annotation is: true [2020-10-14 07:13:48,217 INFO L271 CegarLoopResult]: At program point L86(line 86) the Hoare annotation is: true [2020-10-14 07:13:48,218 INFO L268 CegarLoopResult]: For program point L86-1(line 86) no Hoare annotation was computed. [2020-10-14 07:13:48,218 INFO L271 CegarLoopResult]: At program point L105(lines 80 109) the Hoare annotation is: true [2020-10-14 07:13:48,218 INFO L268 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-10-14 07:13:48,218 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 230 238) the Hoare annotation is: true [2020-10-14 07:13:48,218 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 230 238) no Hoare annotation was computed. [2020-10-14 07:13:48,218 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 230 238) no Hoare annotation was computed. [2020-10-14 07:13:48,218 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 194 205) the Hoare annotation is: true [2020-10-14 07:13:48,218 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 194 205) no Hoare annotation was computed. [2020-10-14 07:13:48,218 INFO L268 CegarLoopResult]: For program point L198-1(lines 194 205) no Hoare annotation was computed. [2020-10-14 07:13:48,219 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 137 143) no Hoare annotation was computed. [2020-10-14 07:13:48,219 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 137 143) the Hoare annotation is: true [2020-10-14 07:13:48,219 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:13:48,219 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-14 07:13:48,219 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:13:48,219 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:13:48,219 INFO L268 CegarLoopResult]: For program point L210-1(lines 206 217) no Hoare annotation was computed. [2020-10-14 07:13:48,219 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 206 217) no Hoare annotation was computed. [2020-10-14 07:13:48,219 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 206 217) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:13:48,220 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 179 186) no Hoare annotation was computed. [2020-10-14 07:13:48,220 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 183) no Hoare annotation was computed. [2020-10-14 07:13:48,220 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 179 186) the Hoare annotation is: true [2020-10-14 07:13:48,220 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 179 186) no Hoare annotation was computed. [2020-10-14 07:13:48,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:13:48 BoogieIcfgContainer [2020-10-14 07:13:48,236 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:13:48,238 INFO L168 Benchmark]: Toolchain (without parser) took 22099.85 ms. Allocated memory was 147.8 MB in the beginning and 596.1 MB in the end (delta: 448.3 MB). Free memory was 103.2 MB in the beginning and 319.4 MB in the end (delta: -216.2 MB). Peak memory consumption was 422.1 MB. Max. memory is 7.1 GB. [2020-10-14 07:13:48,239 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-14 07:13:48,240 INFO L168 Benchmark]: CACSL2BoogieTranslator took 739.47 ms. Allocated memory was 147.8 MB in the beginning and 204.5 MB in the end (delta: 56.6 MB). Free memory was 103.2 MB in the beginning and 175.0 MB in the end (delta: -71.8 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2020-10-14 07:13:48,241 INFO L168 Benchmark]: Boogie Preprocessor took 84.65 ms. Allocated memory is still 204.5 MB. Free memory was 175.0 MB in the beginning and 170.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:13:48,242 INFO L168 Benchmark]: RCFGBuilder took 1158.46 ms. Allocated memory was 204.5 MB in the beginning and 234.4 MB in the end (delta: 29.9 MB). Free memory was 170.1 MB in the beginning and 198.5 MB in the end (delta: -28.4 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. [2020-10-14 07:13:48,243 INFO L168 Benchmark]: TraceAbstraction took 20112.58 ms. Allocated memory was 234.4 MB in the beginning and 596.1 MB in the end (delta: 361.8 MB). Free memory was 196.8 MB in the beginning and 319.4 MB in the end (delta: -122.6 MB). Peak memory consumption was 429.3 MB. Max. memory is 7.1 GB. [2020-10-14 07:13:48,247 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 739.47 ms. Allocated memory was 147.8 MB in the beginning and 204.5 MB in the end (delta: 56.6 MB). Free memory was 103.2 MB in the beginning and 175.0 MB in the end (delta: -71.8 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.65 ms. Allocated memory is still 204.5 MB. Free memory was 175.0 MB in the beginning and 170.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1158.46 ms. Allocated memory was 204.5 MB in the beginning and 234.4 MB in the end (delta: 29.9 MB). Free memory was 170.1 MB in the beginning and 198.5 MB in the end (delta: -28.4 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 20112.58 ms. Allocated memory was 234.4 MB in the beginning and 596.1 MB in the end (delta: 361.8 MB). Free memory was 196.8 MB in the beginning and 319.4 MB in the end (delta: -122.6 MB). Peak memory consumption was 429.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 183]: 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: 675]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.6s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 266 SDtfs, 268 SDslu, 107 SDs, 0 SdLazy, 513 SolverSat, 145 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=151occurred 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, 57 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 150 PreInvPairs, 166 NumberOfFragments, 521 HoareAnnotationTreeSize, 150 FomulaSimplifications, 2835 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 52 FomulaSimplificationsInter, 4758 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 12.0s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 141 ConstructedInterpolants, 0 QuantifiedInterpolants, 34428 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...