/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 --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.8 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-22 01:18:53,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 01:18:53,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 01:18:53,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 01:18:53,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 01:18:53,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 01:18:53,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 01:18:53,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 01:18:53,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 01:18:53,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 01:18:53,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 01:18:53,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 01:18:53,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 01:18:53,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 01:18:53,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 01:18:53,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 01:18:53,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 01:18:53,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 01:18:53,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 01:18:53,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 01:18:53,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 01:18:53,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 01:18:53,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 01:18:53,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 01:18:53,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-22 01:18:53,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-22 01:18:53,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-22 01:18:53,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-22 01:18:53,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-22 01:18:53,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-22 01:18:53,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 01:18:53,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 01:18:53,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 01:18:53,952 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 01:18:53,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 01:18:53,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 01:18:53,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 01:18:53,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 01:18:53,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 01:18:53,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 01:18:53,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 01:18:53,958 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 [2020-08-22 01:18:54,000 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 01:18:54,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 01:18:54,003 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 01:18:54,003 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 01:18:54,003 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 01:18:54,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 01:18:54,004 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 01:18:54,004 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 01:18:54,004 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 01:18:54,004 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 01:18:54,005 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 01:18:54,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 01:18:54,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 01:18:54,006 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 01:18:54,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 01:18:54,007 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 01:18:54,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 01:18:54,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 01:18:54,007 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 01:18:54,007 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 01:18:54,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 01:18:54,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 01:18:54,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 01:18:54,008 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 01:18:54,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 01:18:54,009 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 01:18:54,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 01:18:54,009 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 01:18:54,009 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 01:18:54,009 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.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; [2020-08-22 01:18:54,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 01:18:54,343 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 01:18:54,348 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 01:18:54,350 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 01:18:54,351 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 01:18:54,352 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c [2020-08-22 01:18:54,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/da6d02907/084e600cf3c946dd8ef4d42944b9f313/FLAG6a8a0f2d6 [2020-08-22 01:18:54,998 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 01:18:54,999 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c [2020-08-22 01:18:55,013 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/da6d02907/084e600cf3c946dd8ef4d42944b9f313/FLAG6a8a0f2d6 [2020-08-22 01:18:55,252 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/da6d02907/084e600cf3c946dd8ef4d42944b9f313 [2020-08-22 01:18:55,261 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 01:18:55,263 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 01:18:55,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 01:18:55,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 01:18:55,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 01:18:55,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:18:55" (1/1) ... [2020-08-22 01:18:55,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53d96e6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:55, skipping insertion in model container [2020-08-22 01:18:55,272 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:18:55" (1/1) ... [2020-08-22 01:18:55,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 01:18:55,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 01:18:55,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 01:18:55,827 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 01:18:55,902 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 01:18:55,937 INFO L208 MainTranslator]: Completed translation [2020-08-22 01:18:55,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:55 WrapperNode [2020-08-22 01:18:55,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 01:18:55,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 01:18:55,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 01:18:55,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 01:18:55,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:55" (1/1) ... [2020-08-22 01:18:55,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:55" (1/1) ... [2020-08-22 01:18:55,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:55" (1/1) ... [2020-08-22 01:18:55,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:55" (1/1) ... [2020-08-22 01:18:56,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:55" (1/1) ... [2020-08-22 01:18:56,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:55" (1/1) ... [2020-08-22 01:18:56,022 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:55" (1/1) ... [2020-08-22 01:18:56,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 01:18:56,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 01:18:56,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 01:18:56,037 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 01:18:56,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:55" (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 [2020-08-22 01:18:56,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 01:18:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 01:18:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-22 01:18:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-22 01:18:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-22 01:18:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-22 01:18:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-22 01:18:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-22 01:18:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-22 01:18:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-22 01:18:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-22 01:18:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-22 01:18:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-22 01:18:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-22 01:18:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-22 01:18:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-22 01:18:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 01:18:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-22 01:18:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-22 01:18:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-22 01:18:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-22 01:18:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-22 01:18:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-22 01:18:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-08-22 01:18:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-22 01:18:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-08-22 01:18:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-22 01:18:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-22 01:18:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-22 01:18:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-22 01:18:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-22 01:18:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-22 01:18:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-22 01:18:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-22 01:18:56,124 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-22 01:18:56,124 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-22 01:18:56,125 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-22 01:18:56,125 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-22 01:18:56,125 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-22 01:18:56,125 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-22 01:18:56,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 01:18:56,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 01:18:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-22 01:18:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-22 01:18:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-22 01:18:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-22 01:18:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-22 01:18:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-22 01:18:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-22 01:18:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-22 01:18:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-22 01:18:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-22 01:18:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-22 01:18:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-22 01:18:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-22 01:18:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-22 01:18:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-22 01:18:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-22 01:18:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-22 01:18:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-22 01:18:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-22 01:18:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-22 01:18:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-22 01:18:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-22 01:18:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-22 01:18:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-22 01:18:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-22 01:18:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-22 01:18:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-22 01:18:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-22 01:18:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-22 01:18:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-22 01:18:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-22 01:18:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-22 01:18:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-22 01:18:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-22 01:18:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-22 01:18:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-22 01:18:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 01:18:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-22 01:18:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-22 01:18:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-22 01:18:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-22 01:18:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-22 01:18:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-22 01:18:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-22 01:18:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-22 01:18:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-22 01:18:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-08-22 01:18:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-22 01:18:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-08-22 01:18:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 01:18:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-22 01:18:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 01:18:57,174 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 01:18:57,174 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-22 01:18:57,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:18:57 BoogieIcfgContainer [2020-08-22 01:18:57,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 01:18:57,181 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 01:18:57,182 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 01:18:57,185 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 01:18:57,185 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 01:18:55" (1/3) ... [2020-08-22 01:18:57,186 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@207c3d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 01:18:57, skipping insertion in model container [2020-08-22 01:18:57,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:55" (2/3) ... [2020-08-22 01:18:57,186 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@207c3d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 01:18:57, skipping insertion in model container [2020-08-22 01:18:57,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:18:57" (3/3) ... [2020-08-22 01:18:57,189 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product16.cil.c [2020-08-22 01:18:57,200 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 01:18:57,208 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 01:18:57,222 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 01:18:57,248 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 01:18:57,248 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 01:18:57,249 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 01:18:57,249 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 01:18:57,249 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 01:18:57,249 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 01:18:57,249 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 01:18:57,249 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 01:18:57,273 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2020-08-22 01:18:57,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-22 01:18:57,283 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:18:57,285 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 01:18:57,285 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:18:57,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:18:57,292 INFO L82 PathProgramCache]: Analyzing trace with hash 946529218, now seen corresponding path program 1 times [2020-08-22 01:18:57,301 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:18:57,301 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1852221043] [2020-08-22 01:18:57,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:18:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:58,067 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 01:18:58,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:18:58,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:58,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 01:18:58,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:58,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 01:18:58,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:58,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 01:18:58,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:58,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 01:18:58,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:58,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 01:18:58,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:58,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 01:18:58,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:58,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:18:58,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:58,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-22 01:18:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:58,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-22 01:18:58,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:58,227 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-22 01:18:58,228 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1852221043] [2020-08-22 01:18:58,231 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:18:58,231 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-22 01:18:58,232 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443911769] [2020-08-22 01:18:58,240 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-22 01:18:58,241 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:18:58,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-22 01:18:58,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-22 01:18:58,259 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 4 states. [2020-08-22 01:18:59,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:18:59,486 INFO L93 Difference]: Finished difference Result 274 states and 355 transitions. [2020-08-22 01:18:59,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-22 01:18:59,488 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-22 01:18:59,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:18:59,503 INFO L225 Difference]: With dead ends: 274 [2020-08-22 01:18:59,504 INFO L226 Difference]: Without dead ends: 153 [2020-08-22 01:18:59,508 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-22 01:18:59,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-08-22 01:18:59,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 122. [2020-08-22 01:18:59,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-08-22 01:18:59,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 142 transitions. [2020-08-22 01:18:59,595 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 142 transitions. Word has length 59 [2020-08-22 01:18:59,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:18:59,595 INFO L479 AbstractCegarLoop]: Abstraction has 122 states and 142 transitions. [2020-08-22 01:18:59,596 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-22 01:18:59,596 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 142 transitions. [2020-08-22 01:18:59,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-22 01:18:59,600 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:18:59,601 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 01:18:59,601 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 01:18:59,601 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:18:59,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:18:59,602 INFO L82 PathProgramCache]: Analyzing trace with hash -1414390052, now seen corresponding path program 1 times [2020-08-22 01:18:59,602 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:18:59,602 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [598256674] [2020-08-22 01:18:59,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:18:59,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:59,943 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 01:18:59,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:18:59,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:59,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 01:18:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:59,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 01:18:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:59,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 01:18:59,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:59,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 01:18:59,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:59,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 01:18:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:59,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-22 01:18:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:59,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:18:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:59,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-22 01:18:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:00,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-22 01:19:00,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:00,009 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-22 01:19:00,010 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [598256674] [2020-08-22 01:19:00,010 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:19:00,010 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-22 01:19:00,010 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532313214] [2020-08-22 01:19:00,012 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 01:19:00,013 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:19:00,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 01:19:00,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-22 01:19:00,014 INFO L87 Difference]: Start difference. First operand 122 states and 142 transitions. Second operand 5 states. [2020-08-22 01:19:00,460 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-22 01:19:01,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:19:01,263 INFO L93 Difference]: Finished difference Result 209 states and 255 transitions. [2020-08-22 01:19:01,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 01:19:01,265 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-08-22 01:19:01,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:19:01,268 INFO L225 Difference]: With dead ends: 209 [2020-08-22 01:19:01,269 INFO L226 Difference]: Without dead ends: 143 [2020-08-22 01:19:01,270 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-22 01:19:01,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2020-08-22 01:19:01,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 113. [2020-08-22 01:19:01,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2020-08-22 01:19:01,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 130 transitions. [2020-08-22 01:19:01,313 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 130 transitions. Word has length 60 [2020-08-22 01:19:01,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:19:01,314 INFO L479 AbstractCegarLoop]: Abstraction has 113 states and 130 transitions. [2020-08-22 01:19:01,314 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 01:19:01,314 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 130 transitions. [2020-08-22 01:19:01,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-08-22 01:19:01,316 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:19:01,317 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 01:19:01,317 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 01:19:01,317 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:19:01,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:19:01,318 INFO L82 PathProgramCache]: Analyzing trace with hash 2104301495, now seen corresponding path program 1 times [2020-08-22 01:19:01,318 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:19:01,318 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1314768874] [2020-08-22 01:19:01,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:19:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:01,697 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 01:19:01,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:19:01,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:01,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 01:19:01,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:01,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 01:19:01,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:01,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 01:19:01,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:01,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 01:19:01,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:01,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 01:19:01,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:01,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-22 01:19:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:01,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:19:01,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:01,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-22 01:19:01,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:01,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-08-22 01:19:01,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:01,833 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-22 01:19:01,834 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1314768874] [2020-08-22 01:19:01,842 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:19:01,843 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 01:19:01,843 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143889643] [2020-08-22 01:19:01,844 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 01:19:01,844 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:19:01,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 01:19:01,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-22 01:19:01,845 INFO L87 Difference]: Start difference. First operand 113 states and 130 transitions. Second operand 9 states. [2020-08-22 01:19:02,299 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-22 01:19:02,636 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:19:03,012 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:19:03,265 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:19:04,288 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-22 01:19:05,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:19:05,930 INFO L93 Difference]: Finished difference Result 384 states and 475 transitions. [2020-08-22 01:19:05,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-22 01:19:05,931 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-08-22 01:19:05,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:19:05,935 INFO L225 Difference]: With dead ends: 384 [2020-08-22 01:19:05,936 INFO L226 Difference]: Without dead ends: 299 [2020-08-22 01:19:05,937 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-22 01:19:05,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2020-08-22 01:19:05,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 242. [2020-08-22 01:19:05,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-08-22 01:19:06,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 292 transitions. [2020-08-22 01:19:06,001 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 292 transitions. Word has length 65 [2020-08-22 01:19:06,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:19:06,002 INFO L479 AbstractCegarLoop]: Abstraction has 242 states and 292 transitions. [2020-08-22 01:19:06,002 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 01:19:06,002 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 292 transitions. [2020-08-22 01:19:06,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-08-22 01:19:06,005 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:19:06,006 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 01:19:06,006 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 01:19:06,006 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:19:06,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:19:06,007 INFO L82 PathProgramCache]: Analyzing trace with hash -571389210, now seen corresponding path program 1 times [2020-08-22 01:19:06,007 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:19:06,007 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1625683800] [2020-08-22 01:19:06,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:19:06,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:06,319 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 01:19:06,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:19:06,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:06,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 01:19:06,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:06,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 01:19:06,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:06,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 01:19:06,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:06,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 01:19:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:06,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 01:19:06,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:06,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 01:19:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:06,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-22 01:19:06,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:06,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:19:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:06,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-22 01:19:06,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:06,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-08-22 01:19:06,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:06,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-22 01:19:06,480 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1625683800] [2020-08-22 01:19:06,480 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:19:06,480 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 01:19:06,481 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118093180] [2020-08-22 01:19:06,481 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 01:19:06,482 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:19:06,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 01:19:06,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-22 01:19:06,482 INFO L87 Difference]: Start difference. First operand 242 states and 292 transitions. Second operand 9 states. [2020-08-22 01:19:06,962 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-22 01:19:07,798 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:19:08,519 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:19:08,787 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:19:09,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:19:09,009 INFO L93 Difference]: Finished difference Result 451 states and 591 transitions. [2020-08-22 01:19:09,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 01:19:09,010 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-08-22 01:19:09,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:19:09,011 INFO L225 Difference]: With dead ends: 451 [2020-08-22 01:19:09,011 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 01:19:09,015 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-08-22 01:19:09,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 01:19:09,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 01:19:09,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 01:19:09,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 01:19:09,017 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-08-22 01:19:09,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:19:09,017 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 01:19:09,017 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 01:19:09,017 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 01:19:09,018 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 01:19:09,018 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-22 01:19:09,020 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 01:19:10,804 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-22 01:19:10,982 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 01:19:11,199 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 01:19:11,376 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 01:19:11,546 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-08-22 01:19:11,733 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 01:19:11,951 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 01:19:12,245 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-22 01:19:12,556 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-08-22 01:19:12,707 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 01:19:12,915 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 01:19:13,221 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-22 01:19:13,542 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-22 01:19:13,853 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-22 01:19:14,042 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 01:19:14,218 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 01:19:14,387 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 01:19:14,546 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 01:19:14,699 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-22 01:19:14,854 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-22 01:19:15,010 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 01:19:15,188 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-22 01:19:15,374 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-22 01:19:15,696 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11 [2020-08-22 01:19:15,701 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-08-22 01:19:15,701 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-08-22 01:19:15,702 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-08-22 01:19:15,702 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-08-22 01:19:15,702 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-08-22 01:19:15,702 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-08-22 01:19:15,702 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-08-22 01:19:15,702 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-08-22 01:19:15,703 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-08-22 01:19:15,703 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-08-22 01:19:15,703 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-08-22 01:19:15,703 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-08-22 01:19:15,704 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-08-22 01:19:15,704 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-08-22 01:19:15,704 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-08-22 01:19:15,704 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-08-22 01:19:15,704 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-08-22 01:19:15,704 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-08-22 01:19:15,705 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 581 587) the Hoare annotation is: true [2020-08-22 01:19:15,705 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 581 587) no Hoare annotation was computed. [2020-08-22 01:19:15,705 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 588 596) no Hoare annotation was computed. [2020-08-22 01:19:15,705 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 588 596) the Hoare annotation is: true [2020-08-22 01:19:15,705 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 588 596) no Hoare annotation was computed. [2020-08-22 01:19:15,705 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 410 417) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-22 01:19:15,705 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 410 417) no Hoare annotation was computed. [2020-08-22 01:19:15,705 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 410 417) no Hoare annotation was computed. [2020-08-22 01:19:15,705 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 418 427) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-08-22 01:19:15,705 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 418 427) no Hoare annotation was computed. [2020-08-22 01:19:15,706 INFO L268 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-08-22 01:19:15,706 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 418 427) no Hoare annotation was computed. [2020-08-22 01:19:15,706 INFO L264 CegarLoopResult]: At program point L443(line 443) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-22 01:19:15,706 INFO L268 CegarLoopResult]: For program point L441(lines 441 447) no Hoare annotation was computed. [2020-08-22 01:19:15,706 INFO L268 CegarLoopResult]: For program point L440(lines 440 450) no Hoare annotation was computed. [2020-08-22 01:19:15,706 INFO L271 CegarLoopResult]: At program point L438(line 438) the Hoare annotation is: true [2020-08-22 01:19:15,706 INFO L268 CegarLoopResult]: For program point L438-1(line 438) no Hoare annotation was computed. [2020-08-22 01:19:15,706 INFO L268 CegarLoopResult]: For program point L436(lines 436 453) no Hoare annotation was computed. [2020-08-22 01:19:15,707 INFO L268 CegarLoopResult]: For program point L436-1(lines 428 456) no Hoare annotation was computed. [2020-08-22 01:19:15,707 INFO L271 CegarLoopResult]: At program point L434(line 434) the Hoare annotation is: true [2020-08-22 01:19:15,707 INFO L268 CegarLoopResult]: For program point L434-1(line 434) no Hoare annotation was computed. [2020-08-22 01:19:15,707 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 428 456) the Hoare annotation is: true [2020-08-22 01:19:15,707 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 428 456) no Hoare annotation was computed. [2020-08-22 01:19:15,707 INFO L264 CegarLoopResult]: At program point L545(line 545) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:15,707 INFO L264 CegarLoopResult]: At program point L545-1(line 545) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:15,708 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 539 561) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:15,708 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 539 561) no Hoare annotation was computed. [2020-08-22 01:19:15,708 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 539 561) no Hoare annotation was computed. [2020-08-22 01:19:15,708 INFO L264 CegarLoopResult]: At program point L551(line 551) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:15,708 INFO L264 CegarLoopResult]: At program point L551-1(line 551) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:15,708 INFO L268 CegarLoopResult]: For program point L549(lines 549 556) no Hoare annotation was computed. [2020-08-22 01:19:15,708 INFO L268 CegarLoopResult]: For program point L549-1(lines 549 556) no Hoare annotation was computed. [2020-08-22 01:19:15,709 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-08-22 01:19:15,709 INFO L264 CegarLoopResult]: At program point L546(line 546) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:15,709 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 493 516) no Hoare annotation was computed. [2020-08-22 01:19:15,709 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-08-22 01:19:15,709 INFO L268 CegarLoopResult]: For program point L510(line 510) no Hoare annotation was computed. [2020-08-22 01:19:15,709 INFO L268 CegarLoopResult]: For program point L509(line 509) no Hoare annotation was computed. [2020-08-22 01:19:15,709 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 493 516) no Hoare annotation was computed. [2020-08-22 01:19:15,709 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-08-22 01:19:15,710 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 493 516) no Hoare annotation was computed. [2020-08-22 01:19:15,710 INFO L268 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-08-22 01:19:15,710 INFO L268 CegarLoopResult]: For program point L506(line 506) no Hoare annotation was computed. [2020-08-22 01:19:15,710 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-08-22 01:19:15,710 INFO L268 CegarLoopResult]: For program point L504(line 504) no Hoare annotation was computed. [2020-08-22 01:19:15,710 INFO L268 CegarLoopResult]: For program point L503(line 503) no Hoare annotation was computed. [2020-08-22 01:19:15,710 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-08-22 01:19:15,710 INFO L268 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-08-22 01:19:15,710 INFO L268 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-08-22 01:19:15,710 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-08-22 01:19:15,710 INFO L268 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-08-22 01:19:15,710 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 644 650) no Hoare annotation was computed. [2020-08-22 01:19:15,711 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 644 650) the Hoare annotation is: true [2020-08-22 01:19:15,711 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 766 780) no Hoare annotation was computed. [2020-08-22 01:19:15,711 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 766 780) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-22 01:19:15,711 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 766 780) no Hoare annotation was computed. [2020-08-22 01:19:15,711 INFO L264 CegarLoopResult]: At program point L772(line 772) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-22 01:19:15,711 INFO L268 CegarLoopResult]: For program point L770(lines 770 776) no Hoare annotation was computed. [2020-08-22 01:19:15,711 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 677 684) no Hoare annotation was computed. [2020-08-22 01:19:15,711 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 677 684) no Hoare annotation was computed. [2020-08-22 01:19:15,711 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 677 684) no Hoare annotation was computed. [2020-08-22 01:19:15,711 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 721 729) no Hoare annotation was computed. [2020-08-22 01:19:15,711 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 721 729) the Hoare annotation is: true [2020-08-22 01:19:15,712 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 721 729) no Hoare annotation was computed. [2020-08-22 01:19:15,712 INFO L268 CegarLoopResult]: For program point L737(lines 737 745) no Hoare annotation was computed. [2020-08-22 01:19:15,712 INFO L268 CegarLoopResult]: For program point L737-2(lines 737 745) no Hoare annotation was computed. [2020-08-22 01:19:15,712 INFO L268 CegarLoopResult]: For program point L760(line 760) no Hoare annotation was computed. [2020-08-22 01:19:15,712 INFO L268 CegarLoopResult]: For program point L760-1(line 760) no Hoare annotation was computed. [2020-08-22 01:19:15,712 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 730 765) no Hoare annotation was computed. [2020-08-22 01:19:15,712 INFO L268 CegarLoopResult]: For program point L749(lines 749 757) no Hoare annotation was computed. [2020-08-22 01:19:15,712 INFO L268 CegarLoopResult]: For program point L749-2(lines 749 757) no Hoare annotation was computed. [2020-08-22 01:19:15,712 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 730 765) no Hoare annotation was computed. [2020-08-22 01:19:15,712 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 730 765) no Hoare annotation was computed. [2020-08-22 01:19:15,712 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 574 580) no Hoare annotation was computed. [2020-08-22 01:19:15,712 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 574 580) the Hoare annotation is: true [2020-08-22 01:19:15,712 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-08-22 01:19:15,713 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-08-22 01:19:15,713 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-08-22 01:19:15,713 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-08-22 01:19:15,713 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-08-22 01:19:15,713 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-08-22 01:19:15,713 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-08-22 01:19:15,713 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-08-22 01:19:15,713 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-08-22 01:19:15,713 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 525 535) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:15,714 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 525 535) no Hoare annotation was computed. [2020-08-22 01:19:15,714 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 525 535) no Hoare annotation was computed. [2020-08-22 01:19:15,714 INFO L264 CegarLoopResult]: At program point L530(line 530) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:15,714 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 710 720) the Hoare annotation is: true [2020-08-22 01:19:15,714 INFO L271 CegarLoopResult]: At program point L715(line 715) the Hoare annotation is: true [2020-08-22 01:19:15,714 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 710 720) no Hoare annotation was computed. [2020-08-22 01:19:15,714 INFO L268 CegarLoopResult]: For program point L715-1(line 715) no Hoare annotation was computed. [2020-08-22 01:19:15,714 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 710 720) no Hoare annotation was computed. [2020-08-22 01:19:15,714 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 702 709) the Hoare annotation is: true [2020-08-22 01:19:15,714 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 702 709) no Hoare annotation was computed. [2020-08-22 01:19:15,714 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 702 709) no Hoare annotation was computed. [2020-08-22 01:19:15,715 INFO L264 CegarLoopResult]: At program point L671(line 671) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:15,715 INFO L268 CegarLoopResult]: For program point L671-1(lines 652 676) no Hoare annotation was computed. [2020-08-22 01:19:15,715 INFO L264 CegarLoopResult]: At program point L666(line 666) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:15,715 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 652 676) no Hoare annotation was computed. [2020-08-22 01:19:15,715 INFO L264 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:15,715 INFO L268 CegarLoopResult]: For program point L660(lines 660 668) no Hoare annotation was computed. [2020-08-22 01:19:15,715 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 652 676) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:15,715 INFO L264 CegarLoopResult]: At program point L658(line 658) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:15,715 INFO L268 CegarLoopResult]: For program point L658-1(line 658) no Hoare annotation was computed. [2020-08-22 01:19:15,715 INFO L268 CegarLoopResult]: For program point L656(lines 656 673) no Hoare annotation was computed. [2020-08-22 01:19:15,715 INFO L268 CegarLoopResult]: For program point L801(lines 800 849) no Hoare annotation was computed. [2020-08-22 01:19:15,716 INFO L264 CegarLoopResult]: At program point L832(line 832) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 01:19:15,716 INFO L264 CegarLoopResult]: At program point testENTRY(lines 790 857) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:15,716 INFO L268 CegarLoopResult]: For program point L830(lines 830 845) no Hoare annotation was computed. [2020-08-22 01:19:15,716 INFO L268 CegarLoopResult]: For program point testFINAL(lines 790 857) no Hoare annotation was computed. [2020-08-22 01:19:15,716 INFO L264 CegarLoopResult]: At program point L822(line 822) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 01:19:15,716 INFO L268 CegarLoopResult]: For program point L820(lines 820 826) no Hoare annotation was computed. [2020-08-22 01:19:15,716 INFO L268 CegarLoopResult]: For program point L820-1(lines 820 826) no Hoare annotation was computed. [2020-08-22 01:19:15,716 INFO L264 CegarLoopResult]: At program point L847(lines 800 849) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 01:19:15,716 INFO L264 CegarLoopResult]: At program point L812(line 812) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 01:19:15,716 INFO L268 CegarLoopResult]: For program point L810(lines 810 816) no Hoare annotation was computed. [2020-08-22 01:19:15,716 INFO L268 CegarLoopResult]: For program point L810-1(lines 810 816) no Hoare annotation was computed. [2020-08-22 01:19:15,717 INFO L268 CegarLoopResult]: For program point L802(lines 802 806) no Hoare annotation was computed. [2020-08-22 01:19:15,717 INFO L264 CegarLoopResult]: At program point L850(lines 799 851) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:15,717 INFO L264 CegarLoopResult]: At program point L840(line 840) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 01:19:15,717 INFO L268 CegarLoopResult]: For program point L838(lines 838 844) no Hoare annotation was computed. [2020-08-22 01:19:15,717 INFO L264 CegarLoopResult]: At program point L838-1(lines 830 845) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 01:19:15,717 INFO L268 CegarLoopResult]: For program point testEXIT(lines 790 857) no Hoare annotation was computed. [2020-08-22 01:19:15,717 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-08-22 01:19:15,717 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-08-22 01:19:15,717 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-08-22 01:19:15,717 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-08-22 01:19:15,717 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-08-22 01:19:15,717 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-08-22 01:19:15,718 INFO L268 CegarLoopResult]: For program point L914-2(lines 914 922) no Hoare annotation was computed. [2020-08-22 01:19:15,718 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 906 928) no Hoare annotation was computed. [2020-08-22 01:19:15,718 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 906 928) no Hoare annotation was computed. [2020-08-22 01:19:15,718 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 906 928) no Hoare annotation was computed. [2020-08-22 01:19:15,718 INFO L268 CegarLoopResult]: For program point L914(lines 914 922) no Hoare annotation was computed. [2020-08-22 01:19:15,718 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-08-22 01:19:15,718 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-08-22 01:19:15,718 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-08-22 01:19:15,718 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-08-22 01:19:15,718 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-08-22 01:19:15,718 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-08-22 01:19:15,718 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-08-22 01:19:15,719 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-08-22 01:19:15,719 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-08-22 01:19:15,719 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-08-22 01:19:15,719 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-08-22 01:19:15,719 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-08-22 01:19:15,719 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-08-22 01:19:15,719 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-08-22 01:19:15,719 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-08-22 01:19:15,719 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-08-22 01:19:15,719 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 564 573) no Hoare annotation was computed. [2020-08-22 01:19:15,719 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 564 573) no Hoare annotation was computed. [2020-08-22 01:19:15,720 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 564 573) no Hoare annotation was computed. [2020-08-22 01:19:15,720 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-22 01:19:15,720 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#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~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-22 01:19:15,720 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-22 01:19:15,720 INFO L268 CegarLoopResult]: For program point L690-1(line 690) no Hoare annotation was computed. [2020-08-22 01:19:15,720 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 685 701) no Hoare annotation was computed. [2020-08-22 01:19:15,720 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 685 701) no Hoare annotation was computed. [2020-08-22 01:19:15,720 INFO L268 CegarLoopResult]: For program point L696(line 696) no Hoare annotation was computed. [2020-08-22 01:19:15,721 INFO L268 CegarLoopResult]: For program point L696-1(lines 685 701) no Hoare annotation was computed. [2020-08-22 01:19:15,721 INFO L268 CegarLoopResult]: For program point L692(lines 692 698) no Hoare annotation was computed. [2020-08-22 01:19:15,721 INFO L268 CegarLoopResult]: For program point L690(line 690) no Hoare annotation was computed. [2020-08-22 01:19:15,721 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 929 937) the Hoare annotation is: true [2020-08-22 01:19:15,721 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 929 937) no Hoare annotation was computed. [2020-08-22 01:19:15,721 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 929 937) no Hoare annotation was computed. [2020-08-22 01:19:15,721 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-22 01:19:15,721 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-22 01:19:15,721 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-22 01:19:15,721 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 885 896) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-22 01:19:15,721 INFO L268 CegarLoopResult]: For program point L889-1(lines 885 896) no Hoare annotation was computed. [2020-08-22 01:19:15,721 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 885 896) no Hoare annotation was computed. [2020-08-22 01:19:15,722 INFO L264 CegarLoopResult]: At program point L633(line 633) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:15,722 INFO L264 CegarLoopResult]: At program point L631(lines 631 637) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-22 01:19:15,722 INFO L264 CegarLoopResult]: At program point L626(line 626) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-22 01:19:15,722 INFO L268 CegarLoopResult]: For program point L624(lines 620 642) no Hoare annotation was computed. [2020-08-22 01:19:15,722 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 617 643) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:15,722 INFO L268 CegarLoopResult]: For program point L622(lines 620 642) no Hoare annotation was computed. [2020-08-22 01:19:15,722 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 617 643) no Hoare annotation was computed. [2020-08-22 01:19:15,722 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 617 643) no Hoare annotation was computed. [2020-08-22 01:19:15,722 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-08-22 01:19:15,722 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 460 489) no Hoare annotation was computed. [2020-08-22 01:19:15,723 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 460 489) the Hoare annotation is: true [2020-08-22 01:19:15,723 INFO L268 CegarLoopResult]: For program point L474(lines 474 478) no Hoare annotation was computed. [2020-08-22 01:19:15,723 INFO L271 CegarLoopResult]: At program point L474-1(lines 474 478) the Hoare annotation is: true [2020-08-22 01:19:15,723 INFO L268 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-08-22 01:19:15,723 INFO L271 CegarLoopResult]: At program point L470-2(lines 470 484) the Hoare annotation is: true [2020-08-22 01:19:15,723 INFO L271 CegarLoopResult]: At program point L466(line 466) the Hoare annotation is: true [2020-08-22 01:19:15,723 INFO L268 CegarLoopResult]: For program point L466-1(line 466) no Hoare annotation was computed. [2020-08-22 01:19:15,723 INFO L271 CegarLoopResult]: At program point L485(lines 460 489) the Hoare annotation is: true [2020-08-22 01:19:15,723 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 897 905) the Hoare annotation is: true [2020-08-22 01:19:15,723 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 897 905) no Hoare annotation was computed. [2020-08-22 01:19:15,724 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 897 905) no Hoare annotation was computed. [2020-08-22 01:19:15,724 INFO L268 CegarLoopResult]: For program point L865-1(lines 861 872) no Hoare annotation was computed. [2020-08-22 01:19:15,724 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 861 872) the Hoare annotation is: true [2020-08-22 01:19:15,724 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 861 872) no Hoare annotation was computed. [2020-08-22 01:19:15,724 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 517 523) no Hoare annotation was computed. [2020-08-22 01:19:15,724 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 517 523) the Hoare annotation is: true [2020-08-22 01:19:15,724 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-22 01:19:15,724 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-22 01:19:15,725 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 01:19:15,725 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-22 01:19:15,725 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 781 788) no Hoare annotation was computed. [2020-08-22 01:19:15,725 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 781 788) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-08-22 01:19:15,725 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 781 788) no Hoare annotation was computed. [2020-08-22 01:19:15,725 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 873 884) no Hoare annotation was computed. [2020-08-22 01:19:15,725 INFO L268 CegarLoopResult]: For program point L877-1(lines 873 884) no Hoare annotation was computed. [2020-08-22 01:19:15,725 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 873 884) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-22 01:19:15,725 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 598 605) no Hoare annotation was computed. [2020-08-22 01:19:15,725 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 602) no Hoare annotation was computed. [2020-08-22 01:19:15,725 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 598 605) the Hoare annotation is: true [2020-08-22 01:19:15,726 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 598 605) no Hoare annotation was computed. [2020-08-22 01:19:15,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 01:19:15 BoogieIcfgContainer [2020-08-22 01:19:15,745 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 01:19:15,748 INFO L168 Benchmark]: Toolchain (without parser) took 20484.22 ms. Allocated memory was 140.0 MB in the beginning and 553.6 MB in the end (delta: 413.7 MB). Free memory was 101.3 MB in the beginning and 436.2 MB in the end (delta: -334.9 MB). Peak memory consumption was 432.6 MB. Max. memory is 7.1 GB. [2020-08-22 01:19:15,753 INFO L168 Benchmark]: CDTParser took 0.74 ms. Allocated memory is still 140.0 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-22 01:19:15,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.62 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 101.0 MB in the beginning and 171.5 MB in the end (delta: -70.4 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2020-08-22 01:19:15,754 INFO L168 Benchmark]: Boogie Preprocessor took 97.05 ms. Allocated memory is still 203.4 MB. Free memory was 171.5 MB in the beginning and 167.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-08-22 01:19:15,757 INFO L168 Benchmark]: RCFGBuilder took 1143.34 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 167.4 MB in the beginning and 197.8 MB in the end (delta: -30.4 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. [2020-08-22 01:19:15,758 INFO L168 Benchmark]: TraceAbstraction took 18563.61 ms. Allocated memory was 237.0 MB in the beginning and 553.6 MB in the end (delta: 316.7 MB). Free memory was 196.4 MB in the beginning and 436.2 MB in the end (delta: -239.8 MB). Peak memory consumption was 430.8 MB. Max. memory is 7.1 GB. [2020-08-22 01:19:15,765 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74 ms. Allocated memory is still 140.0 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 674.62 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 101.0 MB in the beginning and 171.5 MB in the end (delta: -70.4 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.05 ms. Allocated memory is still 203.4 MB. Free memory was 171.5 MB in the beginning and 167.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1143.34 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 167.4 MB in the beginning and 197.8 MB in the end (delta: -30.4 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18563.61 ms. Allocated memory was 237.0 MB in the beginning and 553.6 MB in the end (delta: 316.7 MB). Free memory was 196.4 MB in the beginning and 436.2 MB in the end (delta: -239.8 MB). Peak memory consumption was 430.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 602]: 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: 800]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 231 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.7s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 9.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 438 SDtfs, 644 SDslu, 402 SDs, 0 SdLazy, 1599 SolverSat, 457 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred in iteration=3, 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, 4 MinimizatonAttempts, 118 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 306 PreInvPairs, 359 NumberOfFragments, 693 HoareAnnotationTreeSize, 306 FomulaSimplifications, 25020 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 57 FomulaSimplificationsInter, 9926 FormulaSimplificationTreeSizeReductionInter, 5.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 74374 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...