/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.assert.codeblocks.term.scoring.heuristic NUM_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 --traceabstraction.trace.refinement.strategy CAMEL_SMT_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-20 01:04:16,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 01:04:16,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 01:04:16,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 01:04:16,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 01:04:16,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 01:04:16,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 01:04:16,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 01:04:16,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 01:04:16,704 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 01:04:16,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 01:04:16,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 01:04:16,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 01:04:16,709 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 01:04:16,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 01:04:16,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 01:04:16,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 01:04:16,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 01:04:16,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 01:04:16,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 01:04:16,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 01:04:16,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 01:04:16,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 01:04:16,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 01:04:16,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 01:04:16,736 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 01:04:16,736 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 01:04:16,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 01:04:16,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 01:04:16,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 01:04:16,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 01:04:16,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 01:04:16,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 01:04:16,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 01:04:16,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 01:04:16,745 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 01:04:16,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 01:04:16,745 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 01:04:16,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 01:04:16,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 01:04:16,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 01:04:16,749 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 01:04:16,784 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 01:04:16,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 01:04:16,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 01:04:16,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 01:04:16,788 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 01:04:16,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 01:04:16,789 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 01:04:16,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 01:04:16,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 01:04:16,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 01:04:16,789 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 01:04:16,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 01:04:16,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 01:04:16,790 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 01:04:16,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 01:04:16,792 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 01:04:16,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 01:04:16,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 01:04:16,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 01:04:16,793 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 01:04:16,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 01:04:16,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 01:04:16,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 01:04:16,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 01:04:16,794 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 01:04:16,794 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 01:04:16,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 01:04:16,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 01:04:16,795 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 01:04:16,795 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_SMT_AM [2020-07-20 01:04:17,082 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 01:04:17,095 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 01:04:17,099 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 01:04:17,101 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 01:04:17,101 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 01:04:17,102 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product21.cil.c [2020-07-20 01:04:17,179 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d964c8484/7f7ec9b2bb144f0fa6425efce1ab2ade/FLAGbd35e5889 [2020-07-20 01:04:17,697 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 01:04:17,701 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product21.cil.c [2020-07-20 01:04:17,715 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d964c8484/7f7ec9b2bb144f0fa6425efce1ab2ade/FLAGbd35e5889 [2020-07-20 01:04:18,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d964c8484/7f7ec9b2bb144f0fa6425efce1ab2ade [2020-07-20 01:04:18,040 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 01:04:18,043 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 01:04:18,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 01:04:18,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 01:04:18,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 01:04:18,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:04:18" (1/1) ... [2020-07-20 01:04:18,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fda60f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:18, skipping insertion in model container [2020-07-20 01:04:18,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:04:18" (1/1) ... [2020-07-20 01:04:18,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 01:04:18,118 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 01:04:18,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 01:04:18,642 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 01:04:18,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 01:04:18,778 INFO L208 MainTranslator]: Completed translation [2020-07-20 01:04:18,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:18 WrapperNode [2020-07-20 01:04:18,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 01:04:18,780 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 01:04:18,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 01:04:18,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 01:04:18,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:18" (1/1) ... [2020-07-20 01:04:18,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:18" (1/1) ... [2020-07-20 01:04:18,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:18" (1/1) ... [2020-07-20 01:04:18,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:18" (1/1) ... [2020-07-20 01:04:18,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:18" (1/1) ... [2020-07-20 01:04:18,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:18" (1/1) ... [2020-07-20 01:04:18,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:18" (1/1) ... [2020-07-20 01:04:18,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 01:04:18,877 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 01:04:18,878 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 01:04:18,878 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 01:04:18,879 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-07-20 01:04:18,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 01:04:18,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 01:04:18,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 01:04:18,946 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 01:04:18,946 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 01:04:18,946 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 01:04:18,947 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 01:04:18,948 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 01:04:18,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-20 01:04:18,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-20 01:04:18,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-20 01:04:18,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 01:04:18,949 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 01:04:18,950 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 01:04:18,950 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 01:04:18,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 01:04:18,951 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 01:04:18,951 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 01:04:18,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 01:04:18,951 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 01:04:18,952 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 01:04:18,952 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 01:04:18,952 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 01:04:18,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 01:04:18,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 01:04:18,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 01:04:18,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 01:04:18,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 01:04:18,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 01:04:18,954 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 01:04:18,954 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 01:04:18,954 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 01:04:18,954 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-20 01:04:18,954 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 01:04:18,954 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 01:04:18,955 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 01:04:18,955 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 01:04:18,955 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 01:04:18,955 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 01:04:18,955 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 01:04:18,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 01:04:18,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 01:04:18,956 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 01:04:18,956 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 01:04:18,956 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 01:04:18,956 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 01:04:18,956 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 01:04:18,956 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 01:04:18,956 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 01:04:18,957 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 01:04:18,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-20 01:04:18,957 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 01:04:18,957 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 01:04:18,957 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 01:04:18,957 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 01:04:18,958 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 01:04:18,958 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 01:04:18,958 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 01:04:18,958 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 01:04:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 01:04:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-20 01:04:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-20 01:04:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 01:04:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 01:04:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 01:04:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 01:04:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 01:04:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 01:04:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 01:04:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 01:04:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 01:04:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 01:04:18,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 01:04:18,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 01:04:18,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 01:04:18,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 01:04:18,962 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 01:04:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 01:04:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 01:04:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 01:04:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 01:04:18,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 01:04:18,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 01:04:18,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 01:04:18,965 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 01:04:18,965 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 01:04:18,965 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 01:04:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 01:04:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 01:04:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-20 01:04:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 01:04:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 01:04:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 01:04:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 01:04:20,110 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 01:04:20,110 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 01:04:20,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:04:20 BoogieIcfgContainer [2020-07-20 01:04:20,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 01:04:20,117 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 01:04:20,117 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 01:04:20,120 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 01:04:20,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:04:18" (1/3) ... [2020-07-20 01:04:20,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ac05912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:04:20, skipping insertion in model container [2020-07-20 01:04:20,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:18" (2/3) ... [2020-07-20 01:04:20,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ac05912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:04:20, skipping insertion in model container [2020-07-20 01:04:20,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:04:20" (3/3) ... [2020-07-20 01:04:20,124 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product21.cil.c [2020-07-20 01:04:20,135 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-20 01:04:20,144 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 01:04:20,159 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 01:04:20,189 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 01:04:20,189 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 01:04:20,189 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-20 01:04:20,189 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 01:04:20,190 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 01:04:20,190 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 01:04:20,190 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 01:04:20,190 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 01:04:20,219 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2020-07-20 01:04:20,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 01:04:20,235 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:04:20,236 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] [2020-07-20 01:04:20,237 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:04:20,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:04:20,245 INFO L82 PathProgramCache]: Analyzing trace with hash -393031923, now seen corresponding path program 1 times [2020-07-20 01:04:20,255 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:04:20,256 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400081726] [2020-07-20 01:04:20,256 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3803d2a3 [2020-07-20 01:04:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:20,923 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:04:20,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:20,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:20,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:20,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:20,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:20,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:20,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:21,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:21,027 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 01:04:21,028 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400081726] [2020-07-20 01:04:21,029 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 01:04:21,030 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-20 01:04:21,030 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927416682] [2020-07-20 01:04:21,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-20 01:04:21,037 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:04:21,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-20 01:04:21,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-20 01:04:21,055 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 4 states. [2020-07-20 01:04:22,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:04:22,151 INFO L93 Difference]: Finished difference Result 291 states and 375 transitions. [2020-07-20 01:04:22,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-20 01:04:22,153 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-07-20 01:04:22,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:04:22,167 INFO L225 Difference]: With dead ends: 291 [2020-07-20 01:04:22,168 INFO L226 Difference]: Without dead ends: 160 [2020-07-20 01:04:22,172 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 [2020-07-20 01:04:22,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-07-20 01:04:22,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 132. [2020-07-20 01:04:22,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-07-20 01:04:22,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 155 transitions. [2020-07-20 01:04:22,267 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 155 transitions. Word has length 59 [2020-07-20 01:04:22,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:04:22,268 INFO L479 AbstractCegarLoop]: Abstraction has 132 states and 155 transitions. [2020-07-20 01:04:22,268 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-20 01:04:22,268 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 155 transitions. [2020-07-20 01:04:22,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 01:04:22,276 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:04:22,277 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] [2020-07-20 01:04:22,277 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-20 01:04:22,277 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:04:22,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:04:22,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1952772994, now seen corresponding path program 1 times [2020-07-20 01:04:22,278 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:04:22,278 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606280576] [2020-07-20 01:04:22,279 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3803d2a3 [2020-07-20 01:04:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:22,687 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:04:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:22,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:22,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:22,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:22,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:22,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:22,761 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 01:04:22,761 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606280576] [2020-07-20 01:04:22,762 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 01:04:22,762 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-20 01:04:22,762 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884320625] [2020-07-20 01:04:22,765 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 01:04:22,765 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:04:22,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 01:04:22,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-20 01:04:22,766 INFO L87 Difference]: Start difference. First operand 132 states and 155 transitions. Second operand 5 states. [2020-07-20 01:04:23,266 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-20 01:04:24,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:04:24,122 INFO L93 Difference]: Finished difference Result 236 states and 287 transitions. [2020-07-20 01:04:24,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 01:04:24,124 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-07-20 01:04:24,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:04:24,126 INFO L225 Difference]: With dead ends: 236 [2020-07-20 01:04:24,127 INFO L226 Difference]: Without dead ends: 150 [2020-07-20 01:04:24,129 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 [2020-07-20 01:04:24,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2020-07-20 01:04:24,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 123. [2020-07-20 01:04:24,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-07-20 01:04:24,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 143 transitions. [2020-07-20 01:04:24,169 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 143 transitions. Word has length 60 [2020-07-20 01:04:24,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:04:24,170 INFO L479 AbstractCegarLoop]: Abstraction has 123 states and 143 transitions. [2020-07-20 01:04:24,170 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 01:04:24,170 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 143 transitions. [2020-07-20 01:04:24,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-20 01:04:24,172 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:04:24,173 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] [2020-07-20 01:04:24,173 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-20 01:04:24,173 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:04:24,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:04:24,174 INFO L82 PathProgramCache]: Analyzing trace with hash -1943492224, now seen corresponding path program 1 times [2020-07-20 01:04:24,174 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:04:24,174 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461064832] [2020-07-20 01:04:24,174 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3803d2a3 [2020-07-20 01:04:24,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:24,477 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:04:24,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:24,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:24,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:24,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:24,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:24,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:24,585 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 01:04:24,585 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461064832] [2020-07-20 01:04:24,585 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 01:04:24,586 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-20 01:04:24,586 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854442764] [2020-07-20 01:04:24,586 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-20 01:04:24,587 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:04:24,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-20 01:04:24,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-20 01:04:24,588 INFO L87 Difference]: Start difference. First operand 123 states and 143 transitions. Second operand 9 states. [2020-07-20 01:04:25,012 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 01:04:25,337 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-20 01:04:25,586 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:04:25,851 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:04:27,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:04:27,124 INFO L93 Difference]: Finished difference Result 245 states and 302 transitions. [2020-07-20 01:04:27,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-20 01:04:27,125 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-07-20 01:04:27,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:04:27,129 INFO L225 Difference]: With dead ends: 245 [2020-07-20 01:04:27,129 INFO L226 Difference]: Without dead ends: 150 [2020-07-20 01:04:27,133 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-07-20 01:04:27,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2020-07-20 01:04:27,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 123. [2020-07-20 01:04:27,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-07-20 01:04:27,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 142 transitions. [2020-07-20 01:04:27,174 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 142 transitions. Word has length 64 [2020-07-20 01:04:27,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:04:27,175 INFO L479 AbstractCegarLoop]: Abstraction has 123 states and 142 transitions. [2020-07-20 01:04:27,175 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-20 01:04:27,175 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 142 transitions. [2020-07-20 01:04:27,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-07-20 01:04:27,178 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:04:27,178 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, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 01:04:27,179 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-20 01:04:27,179 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:04:27,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:04:27,179 INFO L82 PathProgramCache]: Analyzing trace with hash -49364601, now seen corresponding path program 1 times [2020-07-20 01:04:27,180 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:04:27,180 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667761980] [2020-07-20 01:04:27,180 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3803d2a3 [2020-07-20 01:04:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:27,493 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:04:27,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:27,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:27,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:27,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:27,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:27,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:04:27,613 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-20 01:04:27,613 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667761980] [2020-07-20 01:04:27,614 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 01:04:27,614 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-20 01:04:27,614 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497105596] [2020-07-20 01:04:27,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-20 01:04:27,618 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:04:27,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-20 01:04:27,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-20 01:04:27,619 INFO L87 Difference]: Start difference. First operand 123 states and 142 transitions. Second operand 9 states. [2020-07-20 01:04:28,090 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 01:04:28,768 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:04:29,318 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:04:29,564 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:04:29,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:04:29,643 INFO L93 Difference]: Finished difference Result 202 states and 252 transitions. [2020-07-20 01:04:29,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-20 01:04:29,645 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 77 [2020-07-20 01:04:29,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:04:29,647 INFO L225 Difference]: With dead ends: 202 [2020-07-20 01:04:29,647 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 01:04:29,649 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-07-20 01:04:29,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 01:04:29,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 01:04:29,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 01:04:29,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 01:04:29,650 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 77 [2020-07-20 01:04:29,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:04:29,650 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 01:04:29,650 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-20 01:04:29,651 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 01:04:29,651 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 01:04:29,651 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-20 01:04:29,653 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 01:04:30,785 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-07-20 01:04:30,955 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-07-20 01:04:31,133 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-07-20 01:04:31,322 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-07-20 01:04:31,566 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-07-20 01:04:31,740 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-07-20 01:04:31,987 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:04:32,162 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 18 [2020-07-20 01:04:32,342 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 12 [2020-07-20 01:04:32,530 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-07-20 01:04:32,701 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 12 [2020-07-20 01:04:32,857 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 12 [2020-07-20 01:04:33,021 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-07-20 01:04:33,207 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-07-20 01:04:33,435 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 12 [2020-07-20 01:04:33,600 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-07-20 01:04:33,772 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-07-20 01:04:33,952 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-07-20 01:04:34,027 INFO L268 CegarLoopResult]: For program point L418-1(lines 418 422) no Hoare annotation was computed. [2020-07-20 01:04:34,028 INFO L268 CegarLoopResult]: For program point L413(line 413) no Hoare annotation was computed. [2020-07-20 01:04:34,028 INFO L268 CegarLoopResult]: For program point L412-2(lines 412 433) no Hoare annotation was computed. [2020-07-20 01:04:34,028 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 387 442) no Hoare annotation was computed. [2020-07-20 01:04:34,028 INFO L268 CegarLoopResult]: For program point L434(lines 411 435) no Hoare annotation was computed. [2020-07-20 01:04:34,029 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 387 442) no Hoare annotation was computed. [2020-07-20 01:04:34,029 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 387 442) no Hoare annotation was computed. [2020-07-20 01:04:34,029 INFO L268 CegarLoopResult]: For program point L418(lines 418 422) no Hoare annotation was computed. [2020-07-20 01:04:34,029 INFO L268 CegarLoopResult]: For program point L475(lines 475 479) no Hoare annotation was computed. [2020-07-20 01:04:34,029 INFO L268 CegarLoopResult]: For program point L475-1(lines 475 479) no Hoare annotation was computed. [2020-07-20 01:04:34,029 INFO L268 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2020-07-20 01:04:34,030 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 443 502) no Hoare annotation was computed. [2020-07-20 01:04:34,030 INFO L268 CegarLoopResult]: For program point L469-2(lines 469 494) no Hoare annotation was computed. [2020-07-20 01:04:34,030 INFO L268 CegarLoopResult]: For program point L495(lines 468 496) no Hoare annotation was computed. [2020-07-20 01:04:34,030 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 443 502) no Hoare annotation was computed. [2020-07-20 01:04:34,030 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 443 502) no Hoare annotation was computed. [2020-07-20 01:04:34,030 INFO L268 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-07-20 01:04:34,030 INFO L268 CegarLoopResult]: For program point L488-1(line 488) no Hoare annotation was computed. [2020-07-20 01:04:34,031 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 318 324) the Hoare annotation is: true [2020-07-20 01:04:34,031 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 318 324) no Hoare annotation was computed. [2020-07-20 01:04:34,031 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 325 333) no Hoare annotation was computed. [2020-07-20 01:04:34,031 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 325 333) the Hoare annotation is: true [2020-07-20 01:04:34,031 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 325 333) no Hoare annotation was computed. [2020-07-20 01:04:34,031 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 150 157) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,031 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 150 157) no Hoare annotation was computed. [2020-07-20 01:04:34,031 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 150 157) no Hoare annotation was computed. [2020-07-20 01:04:34,031 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 158 167) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,032 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 158 167) no Hoare annotation was computed. [2020-07-20 01:04:34,032 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 158 167) no Hoare annotation was computed. [2020-07-20 01:04:34,032 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-07-20 01:04:34,032 INFO L264 CegarLoopResult]: At program point L183(line 183) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,032 INFO L268 CegarLoopResult]: For program point L181(lines 181 187) no Hoare annotation was computed. [2020-07-20 01:04:34,032 INFO L268 CegarLoopResult]: For program point L180(lines 180 190) no Hoare annotation was computed. [2020-07-20 01:04:34,032 INFO L271 CegarLoopResult]: At program point L178(line 178) the Hoare annotation is: true [2020-07-20 01:04:34,033 INFO L268 CegarLoopResult]: For program point L178-1(line 178) no Hoare annotation was computed. [2020-07-20 01:04:34,033 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 168 196) the Hoare annotation is: true [2020-07-20 01:04:34,033 INFO L268 CegarLoopResult]: For program point L176(lines 176 193) no Hoare annotation was computed. [2020-07-20 01:04:34,033 INFO L268 CegarLoopResult]: For program point L176-1(lines 168 196) no Hoare annotation was computed. [2020-07-20 01:04:34,033 INFO L271 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: true [2020-07-20 01:04:34,033 INFO L268 CegarLoopResult]: For program point L174-1(line 174) no Hoare annotation was computed. [2020-07-20 01:04:34,033 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 168 196) no Hoare annotation was computed. [2020-07-20 01:04:34,034 INFO L264 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,034 INFO L264 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,034 INFO L264 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,034 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,035 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-07-20 01:04:34,035 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-07-20 01:04:34,035 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,035 INFO L264 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,035 INFO L268 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-07-20 01:04:34,035 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-07-20 01:04:34,036 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-20 01:04:34,036 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-07-20 01:04:34,036 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-20 01:04:34,036 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-07-20 01:04:34,036 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-20 01:04:34,036 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-07-20 01:04:34,036 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-20 01:04:34,037 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-20 01:04:34,037 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-20 01:04:34,037 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-20 01:04:34,037 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-20 01:04:34,037 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-07-20 01:04:34,037 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-20 01:04:34,037 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-20 01:04:34,037 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-07-20 01:04:34,038 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-20 01:04:34,038 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-20 01:04:34,038 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-07-20 01:04:34,038 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 884 892) no Hoare annotation was computed. [2020-07-20 01:04:34,038 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 884 892) the Hoare annotation is: true [2020-07-20 01:04:34,038 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 884 892) no Hoare annotation was computed. [2020-07-20 01:04:34,038 INFO L268 CegarLoopResult]: For program point L938(lines 938 942) no Hoare annotation was computed. [2020-07-20 01:04:34,039 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 929 947) the Hoare annotation is: true [2020-07-20 01:04:34,039 INFO L271 CegarLoopResult]: At program point L936(line 936) the Hoare annotation is: true [2020-07-20 01:04:34,039 INFO L268 CegarLoopResult]: For program point L938-2(lines 938 942) no Hoare annotation was computed. [2020-07-20 01:04:34,039 INFO L268 CegarLoopResult]: For program point L936-1(line 936) no Hoare annotation was computed. [2020-07-20 01:04:34,039 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 929 947) no Hoare annotation was computed. [2020-07-20 01:04:34,039 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 929 947) no Hoare annotation was computed. [2020-07-20 01:04:34,039 INFO L268 CegarLoopResult]: For program point L923(line 923) no Hoare annotation was computed. [2020-07-20 01:04:34,040 INFO L268 CegarLoopResult]: For program point L923-1(line 923) no Hoare annotation was computed. [2020-07-20 01:04:34,040 INFO L268 CegarLoopResult]: For program point L912(lines 912 920) no Hoare annotation was computed. [2020-07-20 01:04:34,040 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 893 928) no Hoare annotation was computed. [2020-07-20 01:04:34,040 INFO L268 CegarLoopResult]: For program point L912-2(lines 912 920) no Hoare annotation was computed. [2020-07-20 01:04:34,040 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 893 928) no Hoare annotation was computed. [2020-07-20 01:04:34,040 INFO L268 CegarLoopResult]: For program point L900(lines 900 908) no Hoare annotation was computed. [2020-07-20 01:04:34,040 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 893 928) no Hoare annotation was computed. [2020-07-20 01:04:34,040 INFO L268 CegarLoopResult]: For program point L900-2(lines 900 908) no Hoare annotation was computed. [2020-07-20 01:04:34,041 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 311 317) no Hoare annotation was computed. [2020-07-20 01:04:34,041 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 311 317) the Hoare annotation is: true [2020-07-20 01:04:34,041 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 341 386) no Hoare annotation was computed. [2020-07-20 01:04:34,041 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 341 386) no Hoare annotation was computed. [2020-07-20 01:04:34,041 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 341 386) no Hoare annotation was computed. [2020-07-20 01:04:34,041 INFO L268 CegarLoopResult]: For program point L668(lines 668 688) no Hoare annotation was computed. [2020-07-20 01:04:34,041 INFO L268 CegarLoopResult]: For program point L668-1(lines 668 688) no Hoare annotation was computed. [2020-07-20 01:04:34,042 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 654 699) no Hoare annotation was computed. [2020-07-20 01:04:34,042 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 654 699) no Hoare annotation was computed. [2020-07-20 01:04:34,042 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 654 699) no Hoare annotation was computed. [2020-07-20 01:04:34,042 INFO L268 CegarLoopResult]: For program point L674(lines 674 681) no Hoare annotation was computed. [2020-07-20 01:04:34,042 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,042 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,042 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2020-07-20 01:04:34,042 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2020-07-20 01:04:34,043 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 873 883) the Hoare annotation is: true [2020-07-20 01:04:34,043 INFO L271 CegarLoopResult]: At program point L878(line 878) the Hoare annotation is: true [2020-07-20 01:04:34,043 INFO L268 CegarLoopResult]: For program point L878-1(line 878) no Hoare annotation was computed. [2020-07-20 01:04:34,043 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 873 883) no Hoare annotation was computed. [2020-07-20 01:04:34,043 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 873 883) no Hoare annotation was computed. [2020-07-20 01:04:34,043 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 865 872) the Hoare annotation is: true [2020-07-20 01:04:34,043 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 865 872) no Hoare annotation was computed. [2020-07-20 01:04:34,043 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 865 872) no Hoare annotation was computed. [2020-07-20 01:04:34,043 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 832 856) no Hoare annotation was computed. [2020-07-20 01:04:34,044 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 832 856) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,044 INFO L264 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,044 INFO L268 CegarLoopResult]: For program point L851-1(lines 832 856) no Hoare annotation was computed. [2020-07-20 01:04:34,044 INFO L264 CegarLoopResult]: At program point L846(line 846) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,044 INFO L264 CegarLoopResult]: At program point L842(line 842) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,044 INFO L268 CegarLoopResult]: For program point L840(lines 840 848) no Hoare annotation was computed. [2020-07-20 01:04:34,044 INFO L264 CegarLoopResult]: At program point L838(line 838) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,044 INFO L268 CegarLoopResult]: For program point L838-1(line 838) no Hoare annotation was computed. [2020-07-20 01:04:34,044 INFO L268 CegarLoopResult]: For program point L836(lines 836 853) no Hoare annotation was computed. [2020-07-20 01:04:34,044 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 798 804) no Hoare annotation was computed. [2020-07-20 01:04:34,045 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 798 804) the Hoare annotation is: true [2020-07-20 01:04:34,045 INFO L264 CegarLoopResult]: At program point testENTRY(lines 701 764) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,045 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,045 INFO L268 CegarLoopResult]: For program point L731(lines 731 737) no Hoare annotation was computed. [2020-07-20 01:04:34,045 INFO L268 CegarLoopResult]: For program point L731-1(lines 731 737) no Hoare annotation was computed. [2020-07-20 01:04:34,045 INFO L268 CegarLoopResult]: For program point testFINAL(lines 701 764) no Hoare annotation was computed. [2020-07-20 01:04:34,045 INFO L264 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (or (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,045 INFO L264 CegarLoopResult]: At program point L754(lines 711 756) the Hoare annotation is: (or (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,045 INFO L268 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-07-20 01:04:34,045 INFO L268 CegarLoopResult]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2020-07-20 01:04:34,045 INFO L268 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-07-20 01:04:34,046 INFO L264 CegarLoopResult]: At program point L757(lines 710 758) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,046 INFO L268 CegarLoopResult]: For program point L747(lines 747 751) no Hoare annotation was computed. [2020-07-20 01:04:34,046 INFO L264 CegarLoopResult]: At program point L747-2(lines 741 752) the Hoare annotation is: (or (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,046 INFO L268 CegarLoopResult]: For program point L712(lines 711 756) no Hoare annotation was computed. [2020-07-20 01:04:34,046 INFO L268 CegarLoopResult]: For program point L741(lines 741 752) no Hoare annotation was computed. [2020-07-20 01:04:34,046 INFO L268 CegarLoopResult]: For program point testEXIT(lines 701 764) no Hoare annotation was computed. [2020-07-20 01:04:34,046 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 608 653) no Hoare annotation was computed. [2020-07-20 01:04:34,046 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 608 653) no Hoare annotation was computed. [2020-07-20 01:04:34,046 INFO L268 CegarLoopResult]: For program point L628(lines 628 635) no Hoare annotation was computed. [2020-07-20 01:04:34,046 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 608 653) no Hoare annotation was computed. [2020-07-20 01:04:34,046 INFO L268 CegarLoopResult]: For program point L622(lines 622 642) no Hoare annotation was computed. [2020-07-20 01:04:34,046 INFO L268 CegarLoopResult]: For program point L622-1(lines 622 642) no Hoare annotation was computed. [2020-07-20 01:04:34,047 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 290 298) no Hoare annotation was computed. [2020-07-20 01:04:34,047 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 290 298) the Hoare annotation is: true [2020-07-20 01:04:34,047 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 290 298) no Hoare annotation was computed. [2020-07-20 01:04:34,047 INFO L268 CegarLoopResult]: For program point L266(lines 266 274) no Hoare annotation was computed. [2020-07-20 01:04:34,047 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 258 280) no Hoare annotation was computed. [2020-07-20 01:04:34,047 INFO L268 CegarLoopResult]: For program point L266-2(lines 266 274) no Hoare annotation was computed. [2020-07-20 01:04:34,047 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 258 280) no Hoare annotation was computed. [2020-07-20 01:04:34,047 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 258 280) no Hoare annotation was computed. [2020-07-20 01:04:34,047 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 301 310) no Hoare annotation was computed. [2020-07-20 01:04:34,047 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 301 310) no Hoare annotation was computed. [2020-07-20 01:04:34,047 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 301 310) no Hoare annotation was computed. [2020-07-20 01:04:34,047 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 505 607) no Hoare annotation was computed. [2020-07-20 01:04:34,047 INFO L268 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-07-20 01:04:34,048 INFO L268 CegarLoopResult]: For program point L570-1(line 570) no Hoare annotation was computed. [2020-07-20 01:04:34,048 INFO L268 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-07-20 01:04:34,048 INFO L268 CegarLoopResult]: For program point L593(lines 593 604) no Hoare annotation was computed. [2020-07-20 01:04:34,048 INFO L268 CegarLoopResult]: For program point L556(lines 556 560) no Hoare annotation was computed. [2020-07-20 01:04:34,048 INFO L268 CegarLoopResult]: For program point L554-2(lines 554 574) no Hoare annotation was computed. [2020-07-20 01:04:34,048 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 505 607) no Hoare annotation was computed. [2020-07-20 01:04:34,048 INFO L268 CegarLoopResult]: For program point L575(lines 553 576) no Hoare annotation was computed. [2020-07-20 01:04:34,048 INFO L268 CegarLoopResult]: For program point L534(lines 534 550) no Hoare annotation was computed. [2020-07-20 01:04:34,048 INFO L268 CegarLoopResult]: For program point L594(lines 594 601) no Hoare annotation was computed. [2020-07-20 01:04:34,048 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 505 607) no Hoare annotation was computed. [2020-07-20 01:04:34,048 INFO L268 CegarLoopResult]: For program point L555(lines 554 574) no Hoare annotation was computed. [2020-07-20 01:04:34,048 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-07-20 01:04:34,048 INFO L268 CegarLoopResult]: For program point L586-1(line 586) no Hoare annotation was computed. [2020-07-20 01:04:34,049 INFO L268 CegarLoopResult]: For program point L551(lines 551 592) no Hoare annotation was computed. [2020-07-20 01:04:34,049 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 01:04:34,049 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string13.offset| |old(#t~string13.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|)) [2020-07-20 01:04:34,049 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 01:04:34,049 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 857 864) no Hoare annotation was computed. [2020-07-20 01:04:34,050 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 857 864) no Hoare annotation was computed. [2020-07-20 01:04:34,050 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 857 864) no Hoare annotation was computed. [2020-07-20 01:04:34,050 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 281 289) the Hoare annotation is: true [2020-07-20 01:04:34,050 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 281 289) no Hoare annotation was computed. [2020-07-20 01:04:34,050 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 281 289) no Hoare annotation was computed. [2020-07-20 01:04:34,050 INFO L268 CegarLoopResult]: For program point L241-1(lines 237 248) no Hoare annotation was computed. [2020-07-20 01:04:34,050 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 237 248) the Hoare annotation is: (or (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,051 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 237 248) no Hoare annotation was computed. [2020-07-20 01:04:34,051 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 01:04:34,051 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 01:04:34,051 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 01:04:34,051 INFO L264 CegarLoopResult]: At program point L787(line 787) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,051 INFO L264 CegarLoopResult]: At program point L785(lines 785 791) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,051 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 771 797) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,051 INFO L264 CegarLoopResult]: At program point L780(line 780) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,052 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 771 797) no Hoare annotation was computed. [2020-07-20 01:04:34,052 INFO L268 CegarLoopResult]: For program point L778(lines 774 796) no Hoare annotation was computed. [2020-07-20 01:04:34,052 INFO L268 CegarLoopResult]: For program point L776(lines 774 796) no Hoare annotation was computed. [2020-07-20 01:04:34,052 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 771 797) no Hoare annotation was computed. [2020-07-20 01:04:34,052 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-07-20 01:04:34,052 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-20 01:04:34,052 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-07-20 01:04:34,052 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-07-20 01:04:34,053 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-07-20 01:04:34,053 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-07-20 01:04:34,053 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-07-20 01:04:34,053 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-07-20 01:04:34,053 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-07-20 01:04:34,053 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-07-20 01:04:34,053 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 249 257) the Hoare annotation is: true [2020-07-20 01:04:34,053 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 249 257) no Hoare annotation was computed. [2020-07-20 01:04:34,053 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 249 257) no Hoare annotation was computed. [2020-07-20 01:04:34,054 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 213 224) the Hoare annotation is: true [2020-07-20 01:04:34,054 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 213 224) no Hoare annotation was computed. [2020-07-20 01:04:34,054 INFO L268 CegarLoopResult]: For program point L217-1(lines 213 224) no Hoare annotation was computed. [2020-07-20 01:04:34,054 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-07-20 01:04:34,054 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-07-20 01:04:34,054 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 01:04:34,054 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-20 01:04:34,054 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 01:04:34,055 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 01:04:34,055 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 225 236) no Hoare annotation was computed. [2020-07-20 01:04:34,055 INFO L268 CegarLoopResult]: For program point L229-1(lines 225 236) no Hoare annotation was computed. [2020-07-20 01:04:34,055 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 225 236) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,055 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 198 205) no Hoare annotation was computed. [2020-07-20 01:04:34,055 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 202) no Hoare annotation was computed. [2020-07-20 01:04:34,055 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 198 205) the Hoare annotation is: true [2020-07-20 01:04:34,056 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 198 205) no Hoare annotation was computed. [2020-07-20 01:04:34,056 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 806 830) no Hoare annotation was computed. [2020-07-20 01:04:34,056 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 806 830) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,056 INFO L264 CegarLoopResult]: At program point L825(line 825) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,056 INFO L268 CegarLoopResult]: For program point L825-1(lines 806 830) no Hoare annotation was computed. [2020-07-20 01:04:34,056 INFO L264 CegarLoopResult]: At program point L820(line 820) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,056 INFO L264 CegarLoopResult]: At program point L816(line 816) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,056 INFO L268 CegarLoopResult]: For program point L814(lines 814 822) no Hoare annotation was computed. [2020-07-20 01:04:34,057 INFO L264 CegarLoopResult]: At program point L812(line 812) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-20 01:04:34,057 INFO L268 CegarLoopResult]: For program point L812-1(line 812) no Hoare annotation was computed. [2020-07-20 01:04:34,057 INFO L268 CegarLoopResult]: For program point L810(lines 810 827) no Hoare annotation was computed. [2020-07-20 01:04:34,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:04:34 BoogieIcfgContainer [2020-07-20 01:04:34,073 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 01:04:34,075 INFO L168 Benchmark]: Toolchain (without parser) took 16033.94 ms. Allocated memory was 136.8 MB in the beginning and 507.0 MB in the end (delta: 370.1 MB). Free memory was 100.2 MB in the beginning and 256.6 MB in the end (delta: -156.4 MB). Peak memory consumption was 387.6 MB. Max. memory is 7.1 GB. [2020-07-20 01:04:34,076 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 136.8 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 01:04:34,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 735.62 ms. Allocated memory was 136.8 MB in the beginning and 201.3 MB in the end (delta: 64.5 MB). Free memory was 99.8 MB in the beginning and 167.1 MB in the end (delta: -67.3 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. [2020-07-20 01:04:34,078 INFO L168 Benchmark]: Boogie Preprocessor took 97.20 ms. Allocated memory is still 201.3 MB. Free memory was 167.1 MB in the beginning and 162.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-20 01:04:34,079 INFO L168 Benchmark]: RCFGBuilder took 1238.22 ms. Allocated memory was 201.3 MB in the beginning and 231.7 MB in the end (delta: 30.4 MB). Free memory was 162.9 MB in the beginning and 192.5 MB in the end (delta: -29.5 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. [2020-07-20 01:04:34,080 INFO L168 Benchmark]: TraceAbstraction took 13956.76 ms. Allocated memory was 231.7 MB in the beginning and 507.0 MB in the end (delta: 275.3 MB). Free memory was 191.0 MB in the beginning and 256.6 MB in the end (delta: -65.6 MB). Peak memory consumption was 383.4 MB. Max. memory is 7.1 GB. [2020-07-20 01:04:34,084 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 136.8 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 735.62 ms. Allocated memory was 136.8 MB in the beginning and 201.3 MB in the end (delta: 64.5 MB). Free memory was 99.8 MB in the beginning and 167.1 MB in the end (delta: -67.3 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.20 ms. Allocated memory is still 201.3 MB. Free memory was 167.1 MB in the beginning and 162.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1238.22 ms. Allocated memory was 201.3 MB in the beginning and 231.7 MB in the end (delta: 30.4 MB). Free memory was 162.9 MB in the beginning and 192.5 MB in the end (delta: -29.5 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13956.76 ms. Allocated memory was 231.7 MB in the beginning and 507.0 MB in the end (delta: 275.3 MB). Free memory was 191.0 MB in the beginning and 256.6 MB in the end (delta: -65.6 MB). Peak memory consumption was 383.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 202]: 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: 711]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 0 == pumpRunning) || !(0 == \old(pumpRunning))) || !(1 == systemActive) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 == systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 234 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.4s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 7.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 423 SDtfs, 603 SDslu, 266 SDs, 0 SdLazy, 1170 SolverSat, 380 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=175occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 82 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 242 PreInvPairs, 259 NumberOfFragments, 697 HoareAnnotationTreeSize, 242 FomulaSimplifications, 7540 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 60 FomulaSimplificationsInter, 5578 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 260 NumberOfCodeBlocks, 260 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 256 ConstructedInterpolants, 0 QuantifiedInterpolants, 77257 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...