/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 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 15:40:25,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 15:40:25,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 15:40:25,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 15:40:25,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 15:40:25,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 15:40:25,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 15:40:25,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 15:40:25,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 15:40:25,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 15:40:25,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 15:40:25,258 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 15:40:25,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 15:40:25,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 15:40:25,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 15:40:25,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 15:40:25,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 15:40:25,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 15:40:25,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 15:40:25,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 15:40:25,277 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 15:40:25,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 15:40:25,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 15:40:25,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 15:40:25,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 15:40:25,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 15:40:25,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 15:40:25,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 15:40:25,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 15:40:25,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 15:40:25,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 15:40:25,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 15:40:25,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 15:40:25,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 15:40:25,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 15:40:25,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 15:40:25,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 15:40:25,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 15:40:25,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 15:40:25,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 15:40:25,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 15:40:25,296 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 [2020-07-21 15:40:25,335 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 15:40:25,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 15:40:25,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 15:40:25,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 15:40:25,339 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 15:40:25,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 15:40:25,339 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 15:40:25,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 15:40:25,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 15:40:25,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 15:40:25,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 15:40:25,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 15:40:25,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 15:40:25,341 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 15:40:25,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 15:40:25,341 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 15:40:25,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 15:40:25,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 15:40:25,346 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 15:40:25,347 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 15:40:25,347 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 15:40:25,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 15:40:25,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 15:40:25,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 15:40:25,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 15:40:25,348 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 15:40:25,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:40:25,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 15:40:25,348 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 15:40:25,349 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 -> 2 [2020-07-21 15:40:25,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 15:40:25,661 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 15:40:25,664 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 15:40:25,665 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 15:40:25,665 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 15:40:25,667 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2020-07-21 15:40:25,744 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6cc5b037/53d77a0aa1bc41c186fef7bd06a42df6/FLAGb56e15e90 [2020-07-21 15:40:26,300 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 15:40:26,301 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2020-07-21 15:40:26,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6cc5b037/53d77a0aa1bc41c186fef7bd06a42df6/FLAGb56e15e90 [2020-07-21 15:40:26,591 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6cc5b037/53d77a0aa1bc41c186fef7bd06a42df6 [2020-07-21 15:40:26,600 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 15:40:26,603 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 15:40:26,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 15:40:26,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 15:40:26,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 15:40:26,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:40:26" (1/1) ... [2020-07-21 15:40:26,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41a59be6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:26, skipping insertion in model container [2020-07-21 15:40:26,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:40:26" (1/1) ... [2020-07-21 15:40:26,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 15:40:26,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 15:40:27,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 15:40:27,087 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 15:40:27,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 15:40:27,243 INFO L208 MainTranslator]: Completed translation [2020-07-21 15:40:27,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:27 WrapperNode [2020-07-21 15:40:27,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 15:40:27,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 15:40:27,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 15:40:27,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 15:40:27,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:27" (1/1) ... [2020-07-21 15:40:27,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:27" (1/1) ... [2020-07-21 15:40:27,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:27" (1/1) ... [2020-07-21 15:40:27,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:27" (1/1) ... [2020-07-21 15:40:27,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:27" (1/1) ... [2020-07-21 15:40:27,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:27" (1/1) ... [2020-07-21 15:40:27,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:27" (1/1) ... [2020-07-21 15:40:27,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 15:40:27,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 15:40:27,345 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 15:40:27,345 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 15:40:27,348 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:27" (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 [2020-07-21 15:40:27,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 15:40:27,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 15:40:27,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 15:40:27,407 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 15:40:27,407 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 15:40:27,407 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 15:40:27,407 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 15:40:27,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 15:40:27,408 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 15:40:27,408 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 15:40:27,408 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 15:40:27,408 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 15:40:27,408 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 15:40:27,409 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 15:40:27,409 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 15:40:27,409 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 15:40:27,409 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 15:40:27,409 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 15:40:27,409 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 15:40:27,410 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 15:40:27,410 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 15:40:27,410 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 15:40:27,410 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 15:40:27,410 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 15:40:27,410 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 15:40:27,411 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 15:40:27,411 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 15:40:27,411 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 15:40:27,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-21 15:40:27,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-21 15:40:27,411 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 15:40:27,411 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 15:40:27,412 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 15:40:27,412 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 15:40:27,412 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 15:40:27,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 15:40:27,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 15:40:27,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 15:40:27,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 15:40:27,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 15:40:27,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 15:40:27,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 15:40:27,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 15:40:27,413 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 15:40:27,413 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 15:40:27,414 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 15:40:27,414 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 15:40:27,414 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 15:40:27,414 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 15:40:27,414 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 15:40:27,415 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 15:40:27,415 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 15:40:27,415 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 15:40:27,415 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 15:40:27,415 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 15:40:27,415 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 15:40:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 15:40:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 15:40:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 15:40:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 15:40:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 15:40:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 15:40:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 15:40:27,417 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 15:40:27,417 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-21 15:40:27,417 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 15:40:27,417 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 15:40:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 15:40:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 15:40:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 15:40:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 15:40:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 15:40:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-21 15:40:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 15:40:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 15:40:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 15:40:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 15:40:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 15:40:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 15:40:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 15:40:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 15:40:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 15:40:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 15:40:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 15:40:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 15:40:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 15:40:27,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 15:40:27,423 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 15:40:27,423 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 15:40:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 15:40:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 15:40:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 15:40:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 15:40:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 15:40:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 15:40:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 15:40:28,518 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 15:40:28,519 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 15:40:28,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:40:28 BoogieIcfgContainer [2020-07-21 15:40:28,525 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 15:40:28,526 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 15:40:28,526 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 15:40:28,530 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 15:40:28,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 03:40:26" (1/3) ... [2020-07-21 15:40:28,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3932219e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:40:28, skipping insertion in model container [2020-07-21 15:40:28,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:40:27" (2/3) ... [2020-07-21 15:40:28,532 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3932219e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:40:28, skipping insertion in model container [2020-07-21 15:40:28,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:40:28" (3/3) ... [2020-07-21 15:40:28,534 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product28.cil.c [2020-07-21 15:40:28,545 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 15:40:28,554 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 15:40:28,569 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 15:40:28,596 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 15:40:28,596 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 15:40:28,596 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 15:40:28,597 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 15:40:28,597 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 15:40:28,597 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 15:40:28,597 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 15:40:28,598 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 15:40:28,620 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2020-07-21 15:40:28,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-21 15:40:28,630 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:40:28,632 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] [2020-07-21 15:40:28,632 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:40:28,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:40:28,639 INFO L82 PathProgramCache]: Analyzing trace with hash 428209433, now seen corresponding path program 1 times [2020-07-21 15:40:28,648 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:40:28,648 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [358811379] [2020-07-21 15:40:28,649 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 15:40:29,021 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:40:29,021 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:40:29,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 15:40:29,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:40:29,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 15:40:29,075 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:40:29,077 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [358811379] [2020-07-21 15:40:29,077 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:40:29,078 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 15:40:29,079 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953693340] [2020-07-21 15:40:29,086 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 15:40:29,086 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:40:29,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 15:40:29,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 15:40:29,108 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 2 states. [2020-07-21 15:40:29,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:40:29,154 INFO L93 Difference]: Finished difference Result 234 states and 291 transitions. [2020-07-21 15:40:29,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 15:40:29,156 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-21 15:40:29,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:40:29,172 INFO L225 Difference]: With dead ends: 234 [2020-07-21 15:40:29,173 INFO L226 Difference]: Without dead ends: 119 [2020-07-21 15:40:29,177 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 [2020-07-21 15:40:29,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-21 15:40:29,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-07-21 15:40:29,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-21 15:40:29,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2020-07-21 15:40:29,243 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 51 [2020-07-21 15:40:29,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:40:29,244 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2020-07-21 15:40:29,244 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 15:40:29,245 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2020-07-21 15:40:29,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 15:40:29,248 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:40:29,249 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] [2020-07-21 15:40:29,465 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:40:29,465 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:40:29,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:40:29,466 INFO L82 PathProgramCache]: Analyzing trace with hash -1561969621, now seen corresponding path program 1 times [2020-07-21 15:40:29,466 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:40:29,466 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [183222763] [2020-07-21 15:40:29,466 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 15:40:29,805 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:40:29,806 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:40:29,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 15:40:29,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:40:29,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 15:40:29,863 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:40:29,863 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [183222763] [2020-07-21 15:40:29,864 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:40:29,864 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 15:40:29,864 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729561024] [2020-07-21 15:40:29,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 15:40:29,867 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:40:29,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 15:40:29,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 15:40:29,868 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 3 states. [2020-07-21 15:40:29,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:40:29,901 INFO L93 Difference]: Finished difference Result 173 states and 201 transitions. [2020-07-21 15:40:29,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 15:40:29,907 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 15:40:29,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:40:29,910 INFO L225 Difference]: With dead ends: 173 [2020-07-21 15:40:29,910 INFO L226 Difference]: Without dead ends: 110 [2020-07-21 15:40:29,912 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 [2020-07-21 15:40:29,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-07-21 15:40:29,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2020-07-21 15:40:29,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-07-21 15:40:29,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 127 transitions. [2020-07-21 15:40:29,934 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 127 transitions. Word has length 52 [2020-07-21 15:40:29,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:40:29,935 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 127 transitions. [2020-07-21 15:40:29,935 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 15:40:29,936 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 127 transitions. [2020-07-21 15:40:29,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-21 15:40:29,945 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:40:29,945 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] [2020-07-21 15:40:30,158 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:40:30,159 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:40:30,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:40:30,159 INFO L82 PathProgramCache]: Analyzing trace with hash 166162683, now seen corresponding path program 1 times [2020-07-21 15:40:30,160 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:40:30,160 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [134472063] [2020-07-21 15:40:30,160 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 15:40:30,452 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:40:30,452 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:40:30,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 15:40:30,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:40:30,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 15:40:30,511 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:40:30,511 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [134472063] [2020-07-21 15:40:30,511 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:40:30,512 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 15:40:30,512 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579535585] [2020-07-21 15:40:30,513 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 15:40:30,513 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:40:30,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 15:40:30,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 15:40:30,514 INFO L87 Difference]: Start difference. First operand 110 states and 127 transitions. Second operand 3 states. [2020-07-21 15:40:30,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:40:30,562 INFO L93 Difference]: Finished difference Result 270 states and 324 transitions. [2020-07-21 15:40:30,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 15:40:30,565 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-21 15:40:30,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:40:30,569 INFO L225 Difference]: With dead ends: 270 [2020-07-21 15:40:30,569 INFO L226 Difference]: Without dead ends: 188 [2020-07-21 15:40:30,572 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 [2020-07-21 15:40:30,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-07-21 15:40:30,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 182. [2020-07-21 15:40:30,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2020-07-21 15:40:30,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 217 transitions. [2020-07-21 15:40:30,615 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 217 transitions. Word has length 57 [2020-07-21 15:40:30,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:40:30,617 INFO L479 AbstractCegarLoop]: Abstraction has 182 states and 217 transitions. [2020-07-21 15:40:30,617 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 15:40:30,617 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 217 transitions. [2020-07-21 15:40:30,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-21 15:40:30,622 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:40:30,622 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] [2020-07-21 15:40:30,836 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:40:30,837 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:40:30,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:40:30,838 INFO L82 PathProgramCache]: Analyzing trace with hash -1270413566, now seen corresponding path program 1 times [2020-07-21 15:40:30,838 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:40:30,839 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [752787193] [2020-07-21 15:40:30,840 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 15:40:31,143 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:40:31,144 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:40:31,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 15:40:31,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:40:31,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 15:40:31,193 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:40:31,193 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [752787193] [2020-07-21 15:40:31,193 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:40:31,194 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 15:40:31,194 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944967185] [2020-07-21 15:40:31,194 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 15:40:31,195 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:40:31,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 15:40:31,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 15:40:31,195 INFO L87 Difference]: Start difference. First operand 182 states and 217 transitions. Second operand 6 states. [2020-07-21 15:40:31,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:40:31,371 INFO L93 Difference]: Finished difference Result 289 states and 356 transitions. [2020-07-21 15:40:31,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 15:40:31,371 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2020-07-21 15:40:31,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:40:31,372 INFO L225 Difference]: With dead ends: 289 [2020-07-21 15:40:31,372 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 15:40:31,374 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 15:40:31,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 15:40:31,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 15:40:31,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 15:40:31,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 15:40:31,375 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2020-07-21 15:40:31,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:40:31,376 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 15:40:31,376 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 15:40:31,376 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 15:40:31,376 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 15:40:31,585 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:40:31,589 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 15:40:32,273 INFO L268 CegarLoopResult]: For program point L673(lines 673 677) no Hoare annotation was computed. [2020-07-21 15:40:32,274 INFO L268 CegarLoopResult]: For program point L673-1(lines 673 677) no Hoare annotation was computed. [2020-07-21 15:40:32,274 INFO L268 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-07-21 15:40:32,274 INFO L268 CegarLoopResult]: For program point L667-2(lines 667 688) no Hoare annotation was computed. [2020-07-21 15:40:32,274 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 642 697) no Hoare annotation was computed. [2020-07-21 15:40:32,275 INFO L268 CegarLoopResult]: For program point L689(lines 666 690) no Hoare annotation was computed. [2020-07-21 15:40:32,275 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 642 697) no Hoare annotation was computed. [2020-07-21 15:40:32,275 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 642 697) no Hoare annotation was computed. [2020-07-21 15:40:32,275 INFO L268 CegarLoopResult]: For program point L730(lines 730 734) no Hoare annotation was computed. [2020-07-21 15:40:32,276 INFO L268 CegarLoopResult]: For program point L730-1(lines 730 734) no Hoare annotation was computed. [2020-07-21 15:40:32,276 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 698 757) no Hoare annotation was computed. [2020-07-21 15:40:32,276 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-07-21 15:40:32,276 INFO L268 CegarLoopResult]: For program point L724-2(lines 724 749) no Hoare annotation was computed. [2020-07-21 15:40:32,276 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 698 757) no Hoare annotation was computed. [2020-07-21 15:40:32,276 INFO L268 CegarLoopResult]: For program point L750(lines 723 751) no Hoare annotation was computed. [2020-07-21 15:40:32,277 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 698 757) no Hoare annotation was computed. [2020-07-21 15:40:32,277 INFO L268 CegarLoopResult]: For program point L743(line 743) no Hoare annotation was computed. [2020-07-21 15:40:32,277 INFO L268 CegarLoopResult]: For program point L743-1(line 743) no Hoare annotation was computed. [2020-07-21 15:40:32,277 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-21 15:40:32,277 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-21 15:40:32,278 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-21 15:40:32,278 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-21 15:40:32,278 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-21 15:40:32,278 INFO L264 CegarLoopResult]: At program point L578-1(line 578) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:40:32,278 INFO L268 CegarLoopResult]: For program point L576(lines 576 583) no Hoare annotation was computed. [2020-07-21 15:40:32,278 INFO L268 CegarLoopResult]: For program point L576-1(lines 576 583) no Hoare annotation was computed. [2020-07-21 15:40:32,278 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-07-21 15:40:32,279 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 566 588) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:40:32,279 INFO L264 CegarLoopResult]: At program point L573(line 573) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:40:32,279 INFO L264 CegarLoopResult]: At program point L572(line 572) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:40:32,279 INFO L264 CegarLoopResult]: At program point L572-1(line 572) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:40:32,279 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 566 588) no Hoare annotation was computed. [2020-07-21 15:40:32,279 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 566 588) no Hoare annotation was computed. [2020-07-21 15:40:32,280 INFO L264 CegarLoopResult]: At program point L578(line 578) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:40:32,280 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 524 547) no Hoare annotation was computed. [2020-07-21 15:40:32,280 INFO L268 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-07-21 15:40:32,280 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-07-21 15:40:32,280 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 524 547) no Hoare annotation was computed. [2020-07-21 15:40:32,280 INFO L268 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-07-21 15:40:32,281 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 524 547) no Hoare annotation was computed. [2020-07-21 15:40:32,281 INFO L268 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-07-21 15:40:32,281 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-07-21 15:40:32,281 INFO L268 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-07-21 15:40:32,281 INFO L268 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-07-21 15:40:32,281 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-07-21 15:40:32,281 INFO L268 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-07-21 15:40:32,281 INFO L268 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-07-21 15:40:32,282 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-07-21 15:40:32,282 INFO L268 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-07-21 15:40:32,282 INFO L268 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-07-21 15:40:32,282 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-07-21 15:40:32,282 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 360 374) no Hoare annotation was computed. [2020-07-21 15:40:32,282 INFO L264 CegarLoopResult]: At program point L366(line 366) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:40:32,282 INFO L268 CegarLoopResult]: For program point L364(lines 364 370) no Hoare annotation was computed. [2020-07-21 15:40:32,283 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 360 374) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-21 15:40:32,283 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 360 374) no Hoare annotation was computed. [2020-07-21 15:40:32,283 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 296 304) no Hoare annotation was computed. [2020-07-21 15:40:32,283 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 296 304) the Hoare annotation is: true [2020-07-21 15:40:32,283 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 296 304) no Hoare annotation was computed. [2020-07-21 15:40:32,283 INFO L268 CegarLoopResult]: For program point L350(lines 350 354) no Hoare annotation was computed. [2020-07-21 15:40:32,284 INFO L271 CegarLoopResult]: At program point L348(line 348) the Hoare annotation is: true [2020-07-21 15:40:32,284 INFO L268 CegarLoopResult]: For program point L350-2(lines 350 354) no Hoare annotation was computed. [2020-07-21 15:40:32,284 INFO L268 CegarLoopResult]: For program point L348-1(line 348) no Hoare annotation was computed. [2020-07-21 15:40:32,284 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 341 359) the Hoare annotation is: true [2020-07-21 15:40:32,284 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 341 359) no Hoare annotation was computed. [2020-07-21 15:40:32,284 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 341 359) no Hoare annotation was computed. [2020-07-21 15:40:32,284 INFO L268 CegarLoopResult]: For program point L312(lines 312 320) no Hoare annotation was computed. [2020-07-21 15:40:32,284 INFO L268 CegarLoopResult]: For program point L312-2(lines 312 320) no Hoare annotation was computed. [2020-07-21 15:40:32,285 INFO L268 CegarLoopResult]: For program point L335(line 335) no Hoare annotation was computed. [2020-07-21 15:40:32,285 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 305 340) no Hoare annotation was computed. [2020-07-21 15:40:32,285 INFO L268 CegarLoopResult]: For program point L335-1(line 335) no Hoare annotation was computed. [2020-07-21 15:40:32,285 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 305 340) no Hoare annotation was computed. [2020-07-21 15:40:32,285 INFO L268 CegarLoopResult]: For program point L324(lines 324 332) no Hoare annotation was computed. [2020-07-21 15:40:32,285 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 305 340) no Hoare annotation was computed. [2020-07-21 15:40:32,285 INFO L268 CegarLoopResult]: For program point L324-2(lines 324 332) no Hoare annotation was computed. [2020-07-21 15:40:32,286 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-21 15:40:32,286 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-21 15:40:32,286 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 596 641) no Hoare annotation was computed. [2020-07-21 15:40:32,286 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 596 641) no Hoare annotation was computed. [2020-07-21 15:40:32,286 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 596 641) no Hoare annotation was computed. [2020-07-21 15:40:32,286 INFO L268 CegarLoopResult]: For program point L929(lines 929 936) no Hoare annotation was computed. [2020-07-21 15:40:32,286 INFO L268 CegarLoopResult]: For program point L923(lines 923 943) no Hoare annotation was computed. [2020-07-21 15:40:32,287 INFO L268 CegarLoopResult]: For program point L923-1(lines 923 943) no Hoare annotation was computed. [2020-07-21 15:40:32,287 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 909 954) no Hoare annotation was computed. [2020-07-21 15:40:32,287 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 909 954) no Hoare annotation was computed. [2020-07-21 15:40:32,287 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 909 954) no Hoare annotation was computed. [2020-07-21 15:40:32,287 INFO L264 CegarLoopResult]: At program point L560(line 560) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:40:32,307 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 555 565) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:40:32,308 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 555 565) no Hoare annotation was computed. [2020-07-21 15:40:32,308 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 555 565) no Hoare annotation was computed. [2020-07-21 15:40:32,308 INFO L268 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-07-21 15:40:32,308 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 285 295) no Hoare annotation was computed. [2020-07-21 15:40:32,311 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 285 295) no Hoare annotation was computed. [2020-07-21 15:40:32,311 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 285 295) no Hoare annotation was computed. [2020-07-21 15:40:32,311 INFO L268 CegarLoopResult]: For program point L290(line 290) no Hoare annotation was computed. [2020-07-21 15:40:32,311 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 277 284) the Hoare annotation is: true [2020-07-21 15:40:32,311 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 277 284) no Hoare annotation was computed. [2020-07-21 15:40:32,311 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 277 284) no Hoare annotation was computed. [2020-07-21 15:40:32,311 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 226 250) no Hoare annotation was computed. [2020-07-21 15:40:32,312 INFO L264 CegarLoopResult]: At program point L245(line 245) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:40:32,312 INFO L268 CegarLoopResult]: For program point L245-1(lines 226 250) no Hoare annotation was computed. [2020-07-21 15:40:32,312 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 226 250) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:40:32,312 INFO L264 CegarLoopResult]: At program point L240(line 240) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:40:32,312 INFO L264 CegarLoopResult]: At program point L236(line 236) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:40:32,312 INFO L268 CegarLoopResult]: For program point L234(lines 234 242) no Hoare annotation was computed. [2020-07-21 15:40:32,312 INFO L264 CegarLoopResult]: At program point L232(line 232) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:40:32,313 INFO L268 CegarLoopResult]: For program point L232-1(line 232) no Hoare annotation was computed. [2020-07-21 15:40:32,313 INFO L268 CegarLoopResult]: For program point L230(lines 230 247) no Hoare annotation was computed. [2020-07-21 15:40:32,313 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 218 224) no Hoare annotation was computed. [2020-07-21 15:40:32,313 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 218 224) the Hoare annotation is: true [2020-07-21 15:40:32,313 INFO L264 CegarLoopResult]: At program point L417(line 417) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:40:32,314 INFO L264 CegarLoopResult]: At program point testENTRY(lines 385 452) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:40:32,314 INFO L268 CegarLoopResult]: For program point L415(lines 415 421) no Hoare annotation was computed. [2020-07-21 15:40:32,314 INFO L268 CegarLoopResult]: For program point L415-1(lines 415 421) no Hoare annotation was computed. [2020-07-21 15:40:32,314 INFO L264 CegarLoopResult]: At program point L442(lines 395 444) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:40:32,314 INFO L264 CegarLoopResult]: At program point L407(line 407) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:40:32,314 INFO L268 CegarLoopResult]: For program point testFINAL(lines 385 452) no Hoare annotation was computed. [2020-07-21 15:40:32,314 INFO L268 CegarLoopResult]: For program point L405(lines 405 411) no Hoare annotation was computed. [2020-07-21 15:40:32,315 INFO L268 CegarLoopResult]: For program point L405-1(lines 405 411) no Hoare annotation was computed. [2020-07-21 15:40:32,315 INFO L268 CegarLoopResult]: For program point L397(lines 397 401) no Hoare annotation was computed. [2020-07-21 15:40:32,315 INFO L264 CegarLoopResult]: At program point L445(lines 394 446) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:40:32,315 INFO L264 CegarLoopResult]: At program point L435(line 435) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:40:32,315 INFO L268 CegarLoopResult]: For program point L433(lines 433 439) no Hoare annotation was computed. [2020-07-21 15:40:32,315 INFO L264 CegarLoopResult]: At program point L433-1(lines 425 440) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:40:32,316 INFO L268 CegarLoopResult]: For program point L396(lines 395 444) no Hoare annotation was computed. [2020-07-21 15:40:32,316 INFO L264 CegarLoopResult]: At program point L427(line 427) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:40:32,316 INFO L268 CegarLoopResult]: For program point L425(lines 425 440) no Hoare annotation was computed. [2020-07-21 15:40:32,316 INFO L268 CegarLoopResult]: For program point testEXIT(lines 385 452) no Hoare annotation was computed. [2020-07-21 15:40:32,316 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 863 908) no Hoare annotation was computed. [2020-07-21 15:40:32,316 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 863 908) no Hoare annotation was computed. [2020-07-21 15:40:32,316 INFO L268 CegarLoopResult]: For program point L883(lines 883 890) no Hoare annotation was computed. [2020-07-21 15:40:32,317 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 863 908) no Hoare annotation was computed. [2020-07-21 15:40:32,317 INFO L268 CegarLoopResult]: For program point L877(lines 877 897) no Hoare annotation was computed. [2020-07-21 15:40:32,317 INFO L268 CegarLoopResult]: For program point L877-1(lines 877 897) no Hoare annotation was computed. [2020-07-21 15:40:32,317 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 251 258) no Hoare annotation was computed. [2020-07-21 15:40:32,317 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 251 258) no Hoare annotation was computed. [2020-07-21 15:40:32,317 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 251 258) no Hoare annotation was computed. [2020-07-21 15:40:32,317 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 173 181) no Hoare annotation was computed. [2020-07-21 15:40:32,317 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 173 181) the Hoare annotation is: true [2020-07-21 15:40:32,318 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 173 181) no Hoare annotation was computed. [2020-07-21 15:40:32,318 INFO L264 CegarLoopResult]: At program point L478(line 478) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 15:40:32,318 INFO L268 CegarLoopResult]: For program point L476(lines 476 482) no Hoare annotation was computed. [2020-07-21 15:40:32,318 INFO L268 CegarLoopResult]: For program point L475(lines 475 485) no Hoare annotation was computed. [2020-07-21 15:40:32,318 INFO L271 CegarLoopResult]: At program point L473(line 473) the Hoare annotation is: true [2020-07-21 15:40:32,318 INFO L268 CegarLoopResult]: For program point L473-1(line 473) no Hoare annotation was computed. [2020-07-21 15:40:32,318 INFO L268 CegarLoopResult]: For program point L471(lines 471 488) no Hoare annotation was computed. [2020-07-21 15:40:32,318 INFO L268 CegarLoopResult]: For program point L471-1(lines 463 491) no Hoare annotation was computed. [2020-07-21 15:40:32,318 INFO L271 CegarLoopResult]: At program point L469(line 469) the Hoare annotation is: true [2020-07-21 15:40:32,319 INFO L268 CegarLoopResult]: For program point L469-1(line 469) no Hoare annotation was computed. [2020-07-21 15:40:32,319 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 463 491) the Hoare annotation is: true [2020-07-21 15:40:32,319 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 463 491) no Hoare annotation was computed. [2020-07-21 15:40:32,319 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 141 163) no Hoare annotation was computed. [2020-07-21 15:40:32,319 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 141 163) no Hoare annotation was computed. [2020-07-21 15:40:32,319 INFO L268 CegarLoopResult]: For program point L149(lines 149 157) no Hoare annotation was computed. [2020-07-21 15:40:32,319 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 141 163) no Hoare annotation was computed. [2020-07-21 15:40:32,320 INFO L268 CegarLoopResult]: For program point L149-2(lines 149 157) no Hoare annotation was computed. [2020-07-21 15:40:32,320 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 455 462) the Hoare annotation is: true [2020-07-21 15:40:32,320 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 455 462) no Hoare annotation was computed. [2020-07-21 15:40:32,320 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 455 462) no Hoare annotation was computed. [2020-07-21 15:40:32,320 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-21 15:40:32,320 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-21 15:40:32,320 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-21 15:40:32,320 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 760 862) no Hoare annotation was computed. [2020-07-21 15:40:32,321 INFO L268 CegarLoopResult]: For program point L830(lines 808 831) no Hoare annotation was computed. [2020-07-21 15:40:32,321 INFO L268 CegarLoopResult]: For program point L789(lines 789 805) no Hoare annotation was computed. [2020-07-21 15:40:32,321 INFO L268 CegarLoopResult]: For program point L849(lines 849 856) no Hoare annotation was computed. [2020-07-21 15:40:32,321 INFO L268 CegarLoopResult]: For program point L810(lines 809 829) no Hoare annotation was computed. [2020-07-21 15:40:32,321 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-07-21 15:40:32,321 INFO L268 CegarLoopResult]: For program point L841-1(line 841) no Hoare annotation was computed. [2020-07-21 15:40:32,321 INFO L268 CegarLoopResult]: For program point L806(lines 806 847) no Hoare annotation was computed. [2020-07-21 15:40:32,322 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 760 862) no Hoare annotation was computed. [2020-07-21 15:40:32,322 INFO L268 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-07-21 15:40:32,322 INFO L268 CegarLoopResult]: For program point L825-1(line 825) no Hoare annotation was computed. [2020-07-21 15:40:32,322 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 760 862) no Hoare annotation was computed. [2020-07-21 15:40:32,322 INFO L268 CegarLoopResult]: For program point L784(lines 784 788) no Hoare annotation was computed. [2020-07-21 15:40:32,322 INFO L268 CegarLoopResult]: For program point L848(lines 848 859) no Hoare annotation was computed. [2020-07-21 15:40:32,322 INFO L268 CegarLoopResult]: For program point L811(lines 811 815) no Hoare annotation was computed. [2020-07-21 15:40:32,322 INFO L268 CegarLoopResult]: For program point L809-2(lines 809 829) no Hoare annotation was computed. [2020-07-21 15:40:32,323 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:40:32,323 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 15:40:32,323 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:40:32,323 INFO L268 CegarLoopResult]: For program point L271(line 271) no Hoare annotation was computed. [2020-07-21 15:40:32,323 INFO L268 CegarLoopResult]: For program point L271-1(lines 260 276) no Hoare annotation was computed. [2020-07-21 15:40:32,323 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 260 276) no Hoare annotation was computed. [2020-07-21 15:40:32,323 INFO L268 CegarLoopResult]: For program point L267(lines 267 273) no Hoare annotation was computed. [2020-07-21 15:40:32,323 INFO L268 CegarLoopResult]: For program point L265(line 265) no Hoare annotation was computed. [2020-07-21 15:40:32,324 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 260 276) no Hoare annotation was computed. [2020-07-21 15:40:32,324 INFO L268 CegarLoopResult]: For program point L265-1(line 265) no Hoare annotation was computed. [2020-07-21 15:40:32,324 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 164 172) no Hoare annotation was computed. [2020-07-21 15:40:32,324 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 164 172) no Hoare annotation was computed. [2020-07-21 15:40:32,324 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 164 172) no Hoare annotation was computed. [2020-07-21 15:40:32,324 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 120 131) the Hoare annotation is: true [2020-07-21 15:40:32,324 INFO L268 CegarLoopResult]: For program point L124-1(lines 120 131) no Hoare annotation was computed. [2020-07-21 15:40:32,324 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 120 131) no Hoare annotation was computed. [2020-07-21 15:40:32,325 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:40:32,325 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 15:40:32,325 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:40:32,325 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 132 140) the Hoare annotation is: true [2020-07-21 15:40:32,325 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 132 140) no Hoare annotation was computed. [2020-07-21 15:40:32,325 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 132 140) no Hoare annotation was computed. [2020-07-21 15:40:32,325 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 194 217) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:40:32,326 INFO L264 CegarLoopResult]: At program point L207(line 207) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:40:32,326 INFO L264 CegarLoopResult]: At program point L205(lines 205 211) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:40:32,326 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 194 217) no Hoare annotation was computed. [2020-07-21 15:40:32,326 INFO L264 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:40:32,326 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 194 217) no Hoare annotation was computed. [2020-07-21 15:40:32,326 INFO L268 CegarLoopResult]: For program point L198(lines 197 216) no Hoare annotation was computed. [2020-07-21 15:40:32,326 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 494 523) no Hoare annotation was computed. [2020-07-21 15:40:32,327 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 494 523) the Hoare annotation is: true [2020-07-21 15:40:32,327 INFO L268 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2020-07-21 15:40:32,327 INFO L271 CegarLoopResult]: At program point L508-1(lines 508 512) the Hoare annotation is: true [2020-07-21 15:40:32,327 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-07-21 15:40:32,327 INFO L271 CegarLoopResult]: At program point L504-2(lines 504 518) the Hoare annotation is: true [2020-07-21 15:40:32,327 INFO L271 CegarLoopResult]: At program point L500(line 500) the Hoare annotation is: true [2020-07-21 15:40:32,327 INFO L268 CegarLoopResult]: For program point L500-1(line 500) no Hoare annotation was computed. [2020-07-21 15:40:32,328 INFO L271 CegarLoopResult]: At program point L519(lines 494 523) the Hoare annotation is: true [2020-07-21 15:40:32,328 INFO L268 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-07-21 15:40:32,328 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 96 107) the Hoare annotation is: true [2020-07-21 15:40:32,328 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 96 107) no Hoare annotation was computed. [2020-07-21 15:40:32,328 INFO L268 CegarLoopResult]: For program point L100-1(lines 96 107) no Hoare annotation was computed. [2020-07-21 15:40:32,328 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 548 554) no Hoare annotation was computed. [2020-07-21 15:40:32,328 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 548 554) the Hoare annotation is: true [2020-07-21 15:40:32,328 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:40:32,329 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 15:40:32,329 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 15:40:32,329 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:40:32,329 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 375 382) no Hoare annotation was computed. [2020-07-21 15:40:32,329 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 375 382) the Hoare annotation is: true [2020-07-21 15:40:32,329 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 375 382) no Hoare annotation was computed. [2020-07-21 15:40:32,329 INFO L268 CegarLoopResult]: For program point L112-1(lines 108 119) no Hoare annotation was computed. [2020-07-21 15:40:32,330 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 108 119) no Hoare annotation was computed. [2020-07-21 15:40:32,330 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 108 119) the Hoare annotation is: true [2020-07-21 15:40:32,330 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 78 85) no Hoare annotation was computed. [2020-07-21 15:40:32,330 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2020-07-21 15:40:32,330 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2020-07-21 15:40:32,330 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2020-07-21 15:40:32,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 03:40:32 BoogieIcfgContainer [2020-07-21 15:40:32,347 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 15:40:32,349 INFO L168 Benchmark]: Toolchain (without parser) took 5746.83 ms. Allocated memory was 144.7 MB in the beginning and 285.7 MB in the end (delta: 141.0 MB). Free memory was 100.0 MB in the beginning and 244.0 MB in the end (delta: -144.0 MB). Peak memory consumption was 115.5 MB. Max. memory is 7.1 GB. [2020-07-21 15:40:32,350 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 144.7 MB. Free memory was 119.7 MB in the beginning and 119.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 15:40:32,351 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.88 ms. Allocated memory was 144.7 MB in the beginning and 202.9 MB in the end (delta: 58.2 MB). Free memory was 99.6 MB in the beginning and 169.7 MB in the end (delta: -70.1 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. [2020-07-21 15:40:32,352 INFO L168 Benchmark]: Boogie Preprocessor took 97.00 ms. Allocated memory is still 202.9 MB. Free memory was 169.7 MB in the beginning and 165.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-21 15:40:32,353 INFO L168 Benchmark]: RCFGBuilder took 1182.66 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 165.6 MB in the beginning and 195.6 MB in the end (delta: -30.0 MB). Peak memory consumption was 83.7 MB. Max. memory is 7.1 GB. [2020-07-21 15:40:32,354 INFO L168 Benchmark]: TraceAbstraction took 3820.81 ms. Allocated memory was 234.9 MB in the beginning and 285.7 MB in the end (delta: 50.9 MB). Free memory was 195.6 MB in the beginning and 244.0 MB in the end (delta: -48.4 MB). Peak memory consumption was 120.9 MB. Max. memory is 7.1 GB. [2020-07-21 15:40:32,358 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 144.7 MB. Free memory was 119.7 MB in the beginning and 119.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 640.88 ms. Allocated memory was 144.7 MB in the beginning and 202.9 MB in the end (delta: 58.2 MB). Free memory was 99.6 MB in the beginning and 169.7 MB in the end (delta: -70.1 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.00 ms. Allocated memory is still 202.9 MB. Free memory was 169.7 MB in the beginning and 165.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1182.66 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 165.6 MB in the beginning and 195.6 MB in the end (delta: -30.0 MB). Peak memory consumption was 83.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3820.81 ms. Allocated memory was 234.9 MB in the beginning and 285.7 MB in the end (delta: 50.9 MB). Free memory was 195.6 MB in the beginning and 244.0 MB in the end (delta: -48.4 MB). Peak memory consumption was 120.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: 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: 504]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.9s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 526 SDtfs, 174 SDslu, 424 SDs, 0 SdLazy, 63 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 220 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 224 PreInvPairs, 240 NumberOfFragments, 368 HoareAnnotationTreeSize, 224 FomulaSimplifications, 63 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 56 FomulaSimplificationsInter, 423 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 222 NumberOfCodeBlocks, 222 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 18736 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2781 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...