/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 16:23:13,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 16:23:13,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 16:23:13,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 16:23:13,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 16:23:13,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 16:23:13,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 16:23:13,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 16:23:13,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 16:23:13,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 16:23:13,180 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 16:23:13,181 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 16:23:13,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 16:23:13,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 16:23:13,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 16:23:13,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 16:23:13,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 16:23:13,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 16:23:13,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 16:23:13,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 16:23:13,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 16:23:13,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 16:23:13,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 16:23:13,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 16:23:13,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 16:23:13,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 16:23:13,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 16:23:13,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 16:23:13,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 16:23:13,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 16:23:13,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 16:23:13,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 16:23:13,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 16:23:13,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 16:23:13,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 16:23:13,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 16:23:13,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 16:23:13,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 16:23:13,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 16:23:13,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 16:23:13,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 16:23:13,220 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 16:23:13,251 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 16:23:13,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 16:23:13,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 16:23:13,253 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 16:23:13,254 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 16:23:13,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 16:23:13,254 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 16:23:13,254 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 16:23:13,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 16:23:13,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 16:23:13,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 16:23:13,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 16:23:13,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 16:23:13,257 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 16:23:13,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 16:23:13,257 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 16:23:13,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 16:23:13,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 16:23:13,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 16:23:13,258 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 16:23:13,258 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 16:23:13,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 16:23:13,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 16:23:13,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 16:23:13,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 16:23:13,259 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 16:23:13,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:13,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 16:23:13,260 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 16:23:13,260 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC 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 [2020-07-20 16:23:13,561 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 16:23:13,574 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 16:23:13,578 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 16:23:13,579 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 16:23:13,580 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 16:23:13,580 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c [2020-07-20 16:23:13,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c85946552/b8e2971da022433ab7c35eae7f4a1b1c/FLAG6245f2cc7 [2020-07-20 16:23:14,209 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 16:23:14,210 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c [2020-07-20 16:23:14,231 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c85946552/b8e2971da022433ab7c35eae7f4a1b1c/FLAG6245f2cc7 [2020-07-20 16:23:14,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c85946552/b8e2971da022433ab7c35eae7f4a1b1c [2020-07-20 16:23:14,427 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 16:23:14,431 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 16:23:14,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 16:23:14,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 16:23:14,435 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 16:23:14,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:23:14" (1/1) ... [2020-07-20 16:23:14,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ec4ef6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:14, skipping insertion in model container [2020-07-20 16:23:14,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:23:14" (1/1) ... [2020-07-20 16:23:14,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 16:23:14,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 16:23:14,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:23:14,838 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 16:23:15,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:23:15,082 INFO L208 MainTranslator]: Completed translation [2020-07-20 16:23:15,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:15 WrapperNode [2020-07-20 16:23:15,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 16:23:15,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 16:23:15,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 16:23:15,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 16:23:15,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:15" (1/1) ... [2020-07-20 16:23:15,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:15" (1/1) ... [2020-07-20 16:23:15,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:15" (1/1) ... [2020-07-20 16:23:15,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:15" (1/1) ... [2020-07-20 16:23:15,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:15" (1/1) ... [2020-07-20 16:23:15,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:15" (1/1) ... [2020-07-20 16:23:15,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:15" (1/1) ... [2020-07-20 16:23:15,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 16:23:15,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 16:23:15,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 16:23:15,201 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 16:23:15,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:15" (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 16:23:15,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 16:23:15,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 16:23:15,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 16:23:15,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 16:23:15,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 16:23:15,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 16:23:15,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 16:23:15,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 16:23:15,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 16:23:15,259 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 16:23:15,260 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 16:23:15,260 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 16:23:15,260 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 16:23:15,261 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 16:23:15,261 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 16:23:15,262 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 16:23:15,262 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 16:23:15,262 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 16:23:15,262 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 16:23:15,262 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 16:23:15,263 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 16:23:15,263 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 16:23:15,263 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 16:23:15,263 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 16:23:15,265 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 16:23:15,266 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 16:23:15,266 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 16:23:15,266 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 16:23:15,266 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 16:23:15,267 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 16:23:15,267 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 16:23:15,267 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 16:23:15,267 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 16:23:15,267 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 16:23:15,267 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 16:23:15,268 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 16:23:15,268 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 16:23:15,268 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 16:23:15,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 16:23:15,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-20 16:23:15,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-20 16:23:15,268 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 16:23:15,268 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 16:23:15,268 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 16:23:15,268 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 16:23:15,269 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 16:23:15,269 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 16:23:15,269 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 16:23:15,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 16:23:15,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 16:23:15,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 16:23:15,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 16:23:15,270 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 16:23:15,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 16:23:15,270 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 16:23:15,270 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 16:23:15,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 16:23:15,270 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 16:23:15,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 16:23:15,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 16:23:15,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 16:23:15,271 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 16:23:15,271 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 16:23:15,271 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 16:23:15,272 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 16:23:15,272 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 16:23:15,272 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 16:23:15,272 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 16:23:15,272 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 16:23:15,272 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 16:23:15,272 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 16:23:15,272 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 16:23:15,272 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-20 16:23:15,273 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 16:23:15,273 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 16:23:15,273 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 16:23:15,274 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 16:23:15,274 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 16:23:15,275 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 16:23:15,275 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 16:23:15,275 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 16:23:15,275 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 16:23:15,275 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 16:23:15,275 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 16:23:15,275 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 16:23:15,276 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-20 16:23:15,276 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 16:23:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 16:23:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 16:23:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 16:23:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 16:23:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 16:23:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 16:23:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 16:23:15,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 16:23:15,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 16:23:16,320 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 16:23:16,320 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 16:23:16,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:23:16 BoogieIcfgContainer [2020-07-20 16:23:16,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 16:23:16,327 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 16:23:16,328 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 16:23:16,331 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 16:23:16,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:23:14" (1/3) ... [2020-07-20 16:23:16,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52ac30a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:23:16, skipping insertion in model container [2020-07-20 16:23:16,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:23:15" (2/3) ... [2020-07-20 16:23:16,333 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52ac30a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:23:16, skipping insertion in model container [2020-07-20 16:23:16,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:23:16" (3/3) ... [2020-07-20 16:23:16,335 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product30.cil.c [2020-07-20 16:23:16,346 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 16:23:16,354 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 16:23:16,369 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 16:23:16,395 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 16:23:16,395 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 16:23:16,395 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 16:23:16,395 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 16:23:16,396 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 16:23:16,396 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 16:23:16,396 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 16:23:16,396 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 16:23:16,419 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2020-07-20 16:23:16,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 16:23:16,429 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:23:16,430 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:23:16,431 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:23:16,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:23:16,437 INFO L82 PathProgramCache]: Analyzing trace with hash -45404099, now seen corresponding path program 1 times [2020-07-20 16:23:16,446 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:23:16,447 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [392178907] [2020-07-20 16:23:16,447 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:17,021 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:23:17,021 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:17,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 663 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 16:23:17,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:17,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:23:17,071 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:17,072 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [392178907] [2020-07-20 16:23:17,073 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:17,073 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 16:23:17,074 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874738187] [2020-07-20 16:23:17,080 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 16:23:17,080 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:17,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 16:23:17,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:23:17,099 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 2 states. [2020-07-20 16:23:17,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:17,143 INFO L93 Difference]: Finished difference Result 252 states and 315 transitions. [2020-07-20 16:23:17,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 16:23:17,144 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-20 16:23:17,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:17,158 INFO L225 Difference]: With dead ends: 252 [2020-07-20 16:23:17,158 INFO L226 Difference]: Without dead ends: 128 [2020-07-20 16:23:17,163 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:23:17,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-07-20 16:23:17,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2020-07-20 16:23:17,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-07-20 16:23:17,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 151 transitions. [2020-07-20 16:23:17,221 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 151 transitions. Word has length 51 [2020-07-20 16:23:17,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:17,222 INFO L479 AbstractCegarLoop]: Abstraction has 128 states and 151 transitions. [2020-07-20 16:23:17,222 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 16:23:17,222 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 151 transitions. [2020-07-20 16:23:17,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 16:23:17,226 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:23:17,227 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:23:17,440 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:17,441 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:23:17,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:23:17,442 INFO L82 PathProgramCache]: Analyzing trace with hash 686467527, now seen corresponding path program 1 times [2020-07-20 16:23:17,443 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:23:17,443 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [396867079] [2020-07-20 16:23:17,444 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:17,924 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:23:17,924 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:17,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:23:17,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:17,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:23:17,970 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:17,971 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [396867079] [2020-07-20 16:23:17,971 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:17,971 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:23:17,972 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603676401] [2020-07-20 16:23:17,973 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:23:17,973 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:17,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:23:17,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:23:17,974 INFO L87 Difference]: Start difference. First operand 128 states and 151 transitions. Second operand 3 states. [2020-07-20 16:23:17,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:17,995 INFO L93 Difference]: Finished difference Result 197 states and 233 transitions. [2020-07-20 16:23:17,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:23:17,995 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 16:23:17,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:17,998 INFO L225 Difference]: With dead ends: 197 [2020-07-20 16:23:17,998 INFO L226 Difference]: Without dead ends: 119 [2020-07-20 16:23:18,000 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:23:18,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-20 16:23:18,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-07-20 16:23:18,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-20 16:23:18,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2020-07-20 16:23:18,012 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 52 [2020-07-20 16:23:18,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:18,013 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2020-07-20 16:23:18,013 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:23:18,013 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2020-07-20 16:23:18,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 16:23:18,015 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:23:18,016 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:23:18,230 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:18,230 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:23:18,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:23:18,231 INFO L82 PathProgramCache]: Analyzing trace with hash -1825011612, now seen corresponding path program 1 times [2020-07-20 16:23:18,232 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:23:18,233 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1190570938] [2020-07-20 16:23:18,233 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:18,740 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:23:18,740 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:18,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 696 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 16:23:18,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:18,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:23:18,786 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:18,786 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1190570938] [2020-07-20 16:23:18,787 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:18,787 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:23:18,787 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517066852] [2020-07-20 16:23:18,788 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:23:18,789 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:18,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:23:18,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:23:18,790 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 3 states. [2020-07-20 16:23:18,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:18,817 INFO L93 Difference]: Finished difference Result 210 states and 251 transitions. [2020-07-20 16:23:18,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:23:18,819 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-20 16:23:18,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:18,821 INFO L225 Difference]: With dead ends: 210 [2020-07-20 16:23:18,821 INFO L226 Difference]: Without dead ends: 119 [2020-07-20 16:23:18,823 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:23:18,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-20 16:23:18,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-07-20 16:23:18,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-20 16:23:18,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 138 transitions. [2020-07-20 16:23:18,835 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 138 transitions. Word has length 57 [2020-07-20 16:23:18,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:18,836 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 138 transitions. [2020-07-20 16:23:18,836 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:23:18,836 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 138 transitions. [2020-07-20 16:23:18,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-20 16:23:18,839 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:23:18,839 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:23:19,051 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:19,052 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:23:19,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:23:19,053 INFO L82 PathProgramCache]: Analyzing trace with hash -259302488, now seen corresponding path program 1 times [2020-07-20 16:23:19,054 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:23:19,054 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1010758890] [2020-07-20 16:23:19,055 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:19,468 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:23:19,468 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:19,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-20 16:23:19,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:19,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:23:19,496 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:19,496 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1010758890] [2020-07-20 16:23:19,496 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:19,496 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:23:19,497 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731394112] [2020-07-20 16:23:19,497 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:23:19,497 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:19,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:23:19,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:23:19,498 INFO L87 Difference]: Start difference. First operand 119 states and 138 transitions. Second operand 3 states. [2020-07-20 16:23:19,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:19,552 INFO L93 Difference]: Finished difference Result 210 states and 252 transitions. [2020-07-20 16:23:19,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:23:19,554 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2020-07-20 16:23:19,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:19,559 INFO L225 Difference]: With dead ends: 210 [2020-07-20 16:23:19,559 INFO L226 Difference]: Without dead ends: 207 [2020-07-20 16:23:19,564 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:23:19,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2020-07-20 16:23:19,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2020-07-20 16:23:19,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2020-07-20 16:23:19,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 249 transitions. [2020-07-20 16:23:19,606 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 249 transitions. Word has length 70 [2020-07-20 16:23:19,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:19,606 INFO L479 AbstractCegarLoop]: Abstraction has 207 states and 249 transitions. [2020-07-20 16:23:19,606 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:23:19,607 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 249 transitions. [2020-07-20 16:23:19,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-07-20 16:23:19,611 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:23:19,611 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-20 16:23:19,824 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:19,825 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:23:19,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:23:19,825 INFO L82 PathProgramCache]: Analyzing trace with hash 1162845497, now seen corresponding path program 1 times [2020-07-20 16:23:19,826 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:23:19,826 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1218072341] [2020-07-20 16:23:19,827 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:20,229 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:23:20,230 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:20,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 16:23:20,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:20,310 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-20 16:23:20,310 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:20,310 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1218072341] [2020-07-20 16:23:20,310 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:20,311 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 16:23:20,311 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282251093] [2020-07-20 16:23:20,312 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 16:23:20,312 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:20,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 16:23:20,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:23:20,313 INFO L87 Difference]: Start difference. First operand 207 states and 249 transitions. Second operand 6 states. [2020-07-20 16:23:20,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:20,599 INFO L93 Difference]: Finished difference Result 264 states and 322 transitions. [2020-07-20 16:23:20,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 16:23:20,600 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 114 [2020-07-20 16:23:20,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:20,600 INFO L225 Difference]: With dead ends: 264 [2020-07-20 16:23:20,601 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 16:23:20,603 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:23:20,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 16:23:20,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 16:23:20,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 16:23:20,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 16:23:20,604 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 114 [2020-07-20 16:23:20,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:20,604 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 16:23:20,604 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 16:23:20,605 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 16:23:20,605 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 16:23:20,814 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:20,818 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 16:23:21,659 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-20 16:23:21,660 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-07-20 16:23:21,660 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-20 16:23:21,660 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-07-20 16:23:21,660 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-07-20 16:23:21,660 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-07-20 16:23:21,661 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-07-20 16:23:21,661 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-07-20 16:23:21,661 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-20 16:23:21,661 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-07-20 16:23:21,661 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-07-20 16:23:21,661 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-20 16:23:21,661 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-07-20 16:23:21,661 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-20 16:23:21,662 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-07-20 16:23:21,662 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-07-20 16:23:21,662 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-07-20 16:23:21,662 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-07-20 16:23:21,663 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 427 433) the Hoare annotation is: true [2020-07-20 16:23:21,663 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 427 433) no Hoare annotation was computed. [2020-07-20 16:23:21,663 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 434 442) no Hoare annotation was computed. [2020-07-20 16:23:21,663 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 434 442) the Hoare annotation is: true [2020-07-20 16:23:21,664 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 434 442) no Hoare annotation was computed. [2020-07-20 16:23:21,666 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 523 545) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:21,666 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 523 545) no Hoare annotation was computed. [2020-07-20 16:23:21,666 INFO L264 CegarLoopResult]: At program point L535(line 535) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:21,666 INFO L264 CegarLoopResult]: At program point L535-1(line 535) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:21,666 INFO L268 CegarLoopResult]: For program point L533(lines 533 540) no Hoare annotation was computed. [2020-07-20 16:23:21,667 INFO L268 CegarLoopResult]: For program point L533-1(lines 533 540) no Hoare annotation was computed. [2020-07-20 16:23:21,668 INFO L268 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-07-20 16:23:21,668 INFO L264 CegarLoopResult]: At program point L530(line 530) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:21,668 INFO L264 CegarLoopResult]: At program point L529(line 529) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:21,668 INFO L264 CegarLoopResult]: At program point L529-1(line 529) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:21,668 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 523 545) no Hoare annotation was computed. [2020-07-20 16:23:21,669 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 479 502) no Hoare annotation was computed. [2020-07-20 16:23:21,669 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 479 502) no Hoare annotation was computed. [2020-07-20 16:23:21,669 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 479 502) no Hoare annotation was computed. [2020-07-20 16:23:21,669 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-07-20 16:23:21,669 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-07-20 16:23:21,669 INFO L268 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-07-20 16:23:21,669 INFO L268 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-07-20 16:23:21,672 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-07-20 16:23:21,672 INFO L268 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-07-20 16:23:21,673 INFO L268 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-07-20 16:23:21,673 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-07-20 16:23:21,673 INFO L268 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-07-20 16:23:21,673 INFO L268 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-07-20 16:23:21,673 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-07-20 16:23:21,673 INFO L268 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-07-20 16:23:21,673 INFO L268 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-07-20 16:23:21,674 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-07-20 16:23:21,674 INFO L264 CegarLoopResult]: At program point L767(line 767) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:23:21,674 INFO L268 CegarLoopResult]: For program point L767-1(lines 748 772) no Hoare annotation was computed. [2020-07-20 16:23:21,674 INFO L264 CegarLoopResult]: At program point L762(line 762) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:23:21,674 INFO L264 CegarLoopResult]: At program point L758(line 758) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:23:21,674 INFO L268 CegarLoopResult]: For program point L756(lines 756 764) no Hoare annotation was computed. [2020-07-20 16:23:21,675 INFO L264 CegarLoopResult]: At program point L754(line 754) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:23:21,675 INFO L268 CegarLoopResult]: For program point L754-1(line 754) no Hoare annotation was computed. [2020-07-20 16:23:21,675 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 748 772) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:23:21,675 INFO L268 CegarLoopResult]: For program point L752(lines 752 769) no Hoare annotation was computed. [2020-07-20 16:23:21,675 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 748 772) no Hoare annotation was computed. [2020-07-20 16:23:21,675 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 843 851) no Hoare annotation was computed. [2020-07-20 16:23:21,675 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 843 851) the Hoare annotation is: true [2020-07-20 16:23:21,675 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 843 851) no Hoare annotation was computed. [2020-07-20 16:23:21,676 INFO L268 CegarLoopResult]: For program point L897(lines 897 901) no Hoare annotation was computed. [2020-07-20 16:23:21,676 INFO L271 CegarLoopResult]: At program point L895(line 895) the Hoare annotation is: true [2020-07-20 16:23:21,678 INFO L268 CegarLoopResult]: For program point L897-2(lines 897 901) no Hoare annotation was computed. [2020-07-20 16:23:21,679 INFO L268 CegarLoopResult]: For program point L895-1(line 895) no Hoare annotation was computed. [2020-07-20 16:23:21,679 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 888 906) the Hoare annotation is: true [2020-07-20 16:23:21,679 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 888 906) no Hoare annotation was computed. [2020-07-20 16:23:21,679 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 888 906) no Hoare annotation was computed. [2020-07-20 16:23:21,679 INFO L268 CegarLoopResult]: For program point L859(lines 859 867) no Hoare annotation was computed. [2020-07-20 16:23:21,679 INFO L268 CegarLoopResult]: For program point L859-2(lines 859 867) no Hoare annotation was computed. [2020-07-20 16:23:21,679 INFO L268 CegarLoopResult]: For program point L882(line 882) no Hoare annotation was computed. [2020-07-20 16:23:21,680 INFO L268 CegarLoopResult]: For program point L882-1(line 882) no Hoare annotation was computed. [2020-07-20 16:23:21,680 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 852 887) no Hoare annotation was computed. [2020-07-20 16:23:21,680 INFO L268 CegarLoopResult]: For program point L871(lines 871 879) no Hoare annotation was computed. [2020-07-20 16:23:21,680 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 852 887) no Hoare annotation was computed. [2020-07-20 16:23:21,680 INFO L268 CegarLoopResult]: For program point L871-2(lines 871 879) no Hoare annotation was computed. [2020-07-20 16:23:21,680 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 852 887) no Hoare annotation was computed. [2020-07-20 16:23:21,680 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 420 426) no Hoare annotation was computed. [2020-07-20 16:23:21,680 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 420 426) the Hoare annotation is: true [2020-07-20 16:23:21,680 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-07-20 16:23:21,681 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-07-20 16:23:21,681 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-07-20 16:23:21,681 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-07-20 16:23:21,681 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-07-20 16:23:21,682 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-07-20 16:23:21,682 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-07-20 16:23:21,682 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-07-20 16:23:21,682 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-07-20 16:23:21,682 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 512 522) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:21,682 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 512 522) no Hoare annotation was computed. [2020-07-20 16:23:21,682 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 512 522) no Hoare annotation was computed. [2020-07-20 16:23:21,683 INFO L264 CegarLoopResult]: At program point L517(line 517) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:21,683 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 832 842) the Hoare annotation is: true [2020-07-20 16:23:21,683 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 832 842) no Hoare annotation was computed. [2020-07-20 16:23:21,683 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 832 842) no Hoare annotation was computed. [2020-07-20 16:23:21,683 INFO L271 CegarLoopResult]: At program point L837(line 837) the Hoare annotation is: true [2020-07-20 16:23:21,683 INFO L268 CegarLoopResult]: For program point L837-1(line 837) no Hoare annotation was computed. [2020-07-20 16:23:21,683 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 824 831) the Hoare annotation is: true [2020-07-20 16:23:21,684 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 824 831) no Hoare annotation was computed. [2020-07-20 16:23:21,684 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 824 831) no Hoare annotation was computed. [2020-07-20 16:23:21,684 INFO L264 CegarLoopResult]: At program point L793(line 793) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:23:21,684 INFO L268 CegarLoopResult]: For program point L793-1(lines 774 798) no Hoare annotation was computed. [2020-07-20 16:23:21,684 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 774 798) no Hoare annotation was computed. [2020-07-20 16:23:21,684 INFO L264 CegarLoopResult]: At program point L788(line 788) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:23:21,685 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 774 798) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:23:21,685 INFO L264 CegarLoopResult]: At program point L784(line 784) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:23:21,685 INFO L268 CegarLoopResult]: For program point L782(lines 782 790) no Hoare annotation was computed. [2020-07-20 16:23:21,685 INFO L264 CegarLoopResult]: At program point L780(line 780) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:23:21,685 INFO L268 CegarLoopResult]: For program point L780-1(line 780) no Hoare annotation was computed. [2020-07-20 16:23:21,685 INFO L268 CegarLoopResult]: For program point L778(lines 778 795) no Hoare annotation was computed. [2020-07-20 16:23:21,685 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 740 746) no Hoare annotation was computed. [2020-07-20 16:23:21,686 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 740 746) the Hoare annotation is: true [2020-07-20 16:23:21,686 INFO L264 CegarLoopResult]: At program point testENTRY(lines 642 707) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:21,686 INFO L264 CegarLoopResult]: At program point L700(lines 651 701) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:21,686 INFO L268 CegarLoopResult]: For program point testFINAL(lines 642 707) no Hoare annotation was computed. [2020-07-20 16:23:21,686 INFO L268 CegarLoopResult]: For program point L690(lines 690 694) no Hoare annotation was computed. [2020-07-20 16:23:21,686 INFO L264 CegarLoopResult]: At program point L690-2(lines 682 695) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 16:23:21,687 INFO L268 CegarLoopResult]: For program point L653(lines 652 699) no Hoare annotation was computed. [2020-07-20 16:23:21,687 INFO L264 CegarLoopResult]: At program point L684(line 684) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 16:23:21,687 INFO L268 CegarLoopResult]: For program point L682(lines 682 695) no Hoare annotation was computed. [2020-07-20 16:23:21,687 INFO L264 CegarLoopResult]: At program point L674(line 674) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 16:23:21,687 INFO L268 CegarLoopResult]: For program point L672(lines 672 678) no Hoare annotation was computed. [2020-07-20 16:23:21,688 INFO L268 CegarLoopResult]: For program point L672-1(lines 672 678) no Hoare annotation was computed. [2020-07-20 16:23:21,688 INFO L264 CegarLoopResult]: At program point L697(lines 652 699) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 16:23:21,688 INFO L264 CegarLoopResult]: At program point L664(line 664) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 16:23:21,688 INFO L268 CegarLoopResult]: For program point L662(lines 662 668) no Hoare annotation was computed. [2020-07-20 16:23:21,688 INFO L268 CegarLoopResult]: For program point L662-1(lines 662 668) no Hoare annotation was computed. [2020-07-20 16:23:21,688 INFO L268 CegarLoopResult]: For program point L654(lines 654 658) no Hoare annotation was computed. [2020-07-20 16:23:21,689 INFO L268 CegarLoopResult]: For program point testEXIT(lines 642 707) no Hoare annotation was computed. [2020-07-20 16:23:21,689 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-07-20 16:23:21,689 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-07-20 16:23:21,689 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-07-20 16:23:21,689 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-07-20 16:23:21,689 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-07-20 16:23:21,689 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-07-20 16:23:21,689 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 799 806) no Hoare annotation was computed. [2020-07-20 16:23:21,690 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 799 806) no Hoare annotation was computed. [2020-07-20 16:23:21,690 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 799 806) no Hoare annotation was computed. [2020-07-20 16:23:21,690 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 631 639) no Hoare annotation was computed. [2020-07-20 16:23:21,690 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 631 639) the Hoare annotation is: true [2020-07-20 16:23:21,690 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 631 639) no Hoare annotation was computed. [2020-07-20 16:23:21,690 INFO L264 CegarLoopResult]: At program point L949(line 949) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:23:21,690 INFO L268 CegarLoopResult]: For program point L947(lines 947 953) no Hoare annotation was computed. [2020-07-20 16:23:21,691 INFO L268 CegarLoopResult]: For program point L946(lines 946 956) no Hoare annotation was computed. [2020-07-20 16:23:21,691 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 934 962) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 16:23:21,691 INFO L264 CegarLoopResult]: At program point L944(line 944) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 16:23:21,691 INFO L268 CegarLoopResult]: For program point L944-1(line 944) no Hoare annotation was computed. [2020-07-20 16:23:21,691 INFO L268 CegarLoopResult]: For program point L942(lines 942 959) no Hoare annotation was computed. [2020-07-20 16:23:21,691 INFO L268 CegarLoopResult]: For program point L942-1(lines 934 962) no Hoare annotation was computed. [2020-07-20 16:23:21,692 INFO L264 CegarLoopResult]: At program point L940(line 940) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 16:23:21,692 INFO L268 CegarLoopResult]: For program point L940-1(line 940) no Hoare annotation was computed. [2020-07-20 16:23:21,692 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 934 962) no Hoare annotation was computed. [2020-07-20 16:23:21,692 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 926 933) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 16:23:21,692 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 926 933) no Hoare annotation was computed. [2020-07-20 16:23:21,692 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 926 933) no Hoare annotation was computed. [2020-07-20 16:23:21,692 INFO L268 CegarLoopResult]: For program point L607(lines 607 615) no Hoare annotation was computed. [2020-07-20 16:23:21,692 INFO L268 CegarLoopResult]: For program point L607-2(lines 607 615) no Hoare annotation was computed. [2020-07-20 16:23:21,693 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 599 621) no Hoare annotation was computed. [2020-07-20 16:23:21,693 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 599 621) no Hoare annotation was computed. [2020-07-20 16:23:21,693 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 599 621) no Hoare annotation was computed. [2020-07-20 16:23:21,693 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-07-20 16:23:21,693 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-07-20 16:23:21,693 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-20 16:23:21,693 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-07-20 16:23:21,694 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-20 16:23:21,697 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-07-20 16:23:21,697 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-07-20 16:23:21,697 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-20 16:23:21,697 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-07-20 16:23:21,697 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-07-20 16:23:21,697 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-07-20 16:23:21,698 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-07-20 16:23:21,698 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-07-20 16:23:21,698 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-07-20 16:23:21,698 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-07-20 16:23:21,698 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-07-20 16:23:21,698 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 410 419) no Hoare annotation was computed. [2020-07-20 16:23:21,698 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 410 419) no Hoare annotation was computed. [2020-07-20 16:23:21,698 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 410 419) no Hoare annotation was computed. [2020-07-20 16:23:21,699 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:23:21,699 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:23:21,699 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:23:21,699 INFO L268 CegarLoopResult]: For program point L818-1(lines 807 823) no Hoare annotation was computed. [2020-07-20 16:23:21,699 INFO L268 CegarLoopResult]: For program point L814(lines 814 820) no Hoare annotation was computed. [2020-07-20 16:23:21,699 INFO L268 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-07-20 16:23:21,699 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 807 823) no Hoare annotation was computed. [2020-07-20 16:23:21,700 INFO L268 CegarLoopResult]: For program point L812-1(line 812) no Hoare annotation was computed. [2020-07-20 16:23:21,700 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 807 823) no Hoare annotation was computed. [2020-07-20 16:23:21,700 INFO L268 CegarLoopResult]: For program point L818(line 818) no Hoare annotation was computed. [2020-07-20 16:23:21,700 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 622 630) no Hoare annotation was computed. [2020-07-20 16:23:21,701 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 622 630) no Hoare annotation was computed. [2020-07-20 16:23:21,701 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 622 630) no Hoare annotation was computed. [2020-07-20 16:23:21,701 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:23:21,702 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 16:23:21,702 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:23:21,702 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 578 589) the Hoare annotation is: true [2020-07-20 16:23:21,702 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 578 589) no Hoare annotation was computed. [2020-07-20 16:23:21,702 INFO L268 CegarLoopResult]: For program point L582-1(lines 578 589) no Hoare annotation was computed. [2020-07-20 16:23:21,702 INFO L264 CegarLoopResult]: At program point L729(line 729) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 16:23:21,703 INFO L264 CegarLoopResult]: At program point L727(lines 727 733) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 16:23:21,703 INFO L264 CegarLoopResult]: At program point L722(line 722) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:23:21,703 INFO L268 CegarLoopResult]: For program point L720(lines 719 738) no Hoare annotation was computed. [2020-07-20 16:23:21,703 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 716 739) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 16:23:21,703 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 716 739) no Hoare annotation was computed. [2020-07-20 16:23:21,703 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 716 739) no Hoare annotation was computed. [2020-07-20 16:23:21,703 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 446 475) no Hoare annotation was computed. [2020-07-20 16:23:21,704 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 446 475) the Hoare annotation is: true [2020-07-20 16:23:21,705 INFO L271 CegarLoopResult]: At program point L471(lines 446 475) the Hoare annotation is: true [2020-07-20 16:23:21,705 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-07-20 16:23:21,705 INFO L268 CegarLoopResult]: For program point L460(lines 460 464) no Hoare annotation was computed. [2020-07-20 16:23:21,705 INFO L271 CegarLoopResult]: At program point L460-1(lines 460 464) the Hoare annotation is: true [2020-07-20 16:23:21,705 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-07-20 16:23:21,705 INFO L271 CegarLoopResult]: At program point L456-2(lines 456 470) the Hoare annotation is: true [2020-07-20 16:23:21,705 INFO L271 CegarLoopResult]: At program point L452(line 452) the Hoare annotation is: true [2020-07-20 16:23:21,706 INFO L268 CegarLoopResult]: For program point L452-1(line 452) no Hoare annotation was computed. [2020-07-20 16:23:21,706 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 590 598) the Hoare annotation is: true [2020-07-20 16:23:21,706 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 590 598) no Hoare annotation was computed. [2020-07-20 16:23:21,706 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 590 598) no Hoare annotation was computed. [2020-07-20 16:23:21,706 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 554 565) the Hoare annotation is: true [2020-07-20 16:23:21,706 INFO L268 CegarLoopResult]: For program point L558-1(lines 554 565) no Hoare annotation was computed. [2020-07-20 16:23:21,706 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 554 565) no Hoare annotation was computed. [2020-07-20 16:23:21,706 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 503 509) no Hoare annotation was computed. [2020-07-20 16:23:21,707 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 503 509) the Hoare annotation is: true [2020-07-20 16:23:21,707 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:23:21,707 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 16:23:21,707 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:23:21,707 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:23:21,707 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 907 914) no Hoare annotation was computed. [2020-07-20 16:23:21,708 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 907 914) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:21,708 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 907 914) no Hoare annotation was computed. [2020-07-20 16:23:21,708 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 566 577) no Hoare annotation was computed. [2020-07-20 16:23:21,708 INFO L268 CegarLoopResult]: For program point L570-1(lines 566 577) no Hoare annotation was computed. [2020-07-20 16:23:21,708 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 566 577) the Hoare annotation is: true [2020-07-20 16:23:21,708 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 916 923) no Hoare annotation was computed. [2020-07-20 16:23:21,708 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 920) no Hoare annotation was computed. [2020-07-20 16:23:21,709 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 916 923) the Hoare annotation is: true [2020-07-20 16:23:21,709 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 916 923) no Hoare annotation was computed. [2020-07-20 16:23:21,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 04:23:21 BoogieIcfgContainer [2020-07-20 16:23:21,755 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 16:23:21,758 INFO L168 Benchmark]: Toolchain (without parser) took 7328.63 ms. Allocated memory was 146.3 MB in the beginning and 282.6 MB in the end (delta: 136.3 MB). Free memory was 103.8 MB in the beginning and 251.6 MB in the end (delta: -147.8 MB). Peak memory consumption was 146.8 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:21,759 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-20 16:23:21,760 INFO L168 Benchmark]: CACSL2BoogieTranslator took 651.75 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 103.4 MB in the beginning and 174.3 MB in the end (delta: -70.9 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:21,761 INFO L168 Benchmark]: Boogie Preprocessor took 116.76 ms. Allocated memory is still 204.5 MB. Free memory was 174.3 MB in the beginning and 169.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:21,762 INFO L168 Benchmark]: RCFGBuilder took 1125.53 ms. Allocated memory was 204.5 MB in the beginning and 235.9 MB in the end (delta: 31.5 MB). Free memory was 169.9 MB in the beginning and 195.5 MB in the end (delta: -25.6 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:21,764 INFO L168 Benchmark]: TraceAbstraction took 5428.21 ms. Allocated memory was 235.9 MB in the beginning and 282.6 MB in the end (delta: 46.7 MB). Free memory was 194.1 MB in the beginning and 251.6 MB in the end (delta: -57.5 MB). Peak memory consumption was 147.4 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:21,768 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 651.75 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 103.4 MB in the beginning and 174.3 MB in the end (delta: -70.9 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.76 ms. Allocated memory is still 204.5 MB. Free memory was 174.3 MB in the beginning and 169.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1125.53 ms. Allocated memory was 204.5 MB in the beginning and 235.9 MB in the end (delta: 31.5 MB). Free memory was 169.9 MB in the beginning and 195.5 MB in the end (delta: -25.6 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5428.21 ms. Allocated memory was 235.9 MB in the beginning and 282.6 MB in the end (delta: 46.7 MB). Free memory was 194.1 MB in the beginning and 251.6 MB in the end (delta: -57.5 MB). Peak memory consumption was 147.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 920]: 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: 652]: Loop Invariant Derived loop invariant: ((!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || !(1 <= \old(systemActive))) || (((0 == methAndRunningLastTime && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive) - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: (!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.4s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 680 SDtfs, 268 SDslu, 378 SDs, 0 SdLazy, 134 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 339 GetRequests, 332 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=207occurred in iteration=4, 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, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 266 PreInvPairs, 274 NumberOfFragments, 692 HoareAnnotationTreeSize, 266 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 60 FomulaSimplificationsInter, 270 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 344 NumberOfCodeBlocks, 292 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 339 ConstructedInterpolants, 0 QuantifiedInterpolants, 42853 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3509 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 40/40 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...