/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_FUNCTIONS --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_spec4_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:52:55,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:52:55,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:52:55,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:52:55,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:52:55,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:52:55,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:52:55,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:52:55,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:52:55,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:52:55,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:52:55,605 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:52:55,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:52:55,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:52:55,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:52:55,609 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:52:55,613 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:52:55,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:52:55,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:52:55,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:52:55,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:52:55,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:52:55,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:52:55,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:52:55,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:52:55,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:52:55,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:52:55,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:52:55,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:52:55,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:52:55,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:52:55,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:52:55,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:52:55,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:52:55,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:52:55,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:52:55,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:52:55,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:52:55,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:52:55,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:52:55,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:52:55,635 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 12:52:55,650 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:52:55,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:52:55,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:52:55,652 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:52:55,652 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:52:55,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:52:55,653 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:52:55,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:52:55,653 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:52:55,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:52:55,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:52:55,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:52:55,654 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:52:55,654 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:52:55,654 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:52:55,654 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:52:55,655 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:52:55,655 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:52:55,655 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:52:55,655 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:52:55,655 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:52:55,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:52:55,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:52:55,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:52:55,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:52:55,656 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:52:55,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:52:55,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:52:55,657 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:52:55,657 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_FUNCTIONS 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 12:52:55,985 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:52:56,001 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:52:56,004 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:52:56,006 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:52:56,006 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:52:56,007 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2020-07-21 12:52:56,067 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afbae7613/c8bae946e2fc4e1aa83863c264001399/FLAG75fc4afc8 [2020-07-21 12:52:56,679 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:52:56,680 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2020-07-21 12:52:56,692 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afbae7613/c8bae946e2fc4e1aa83863c264001399/FLAG75fc4afc8 [2020-07-21 12:52:56,983 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afbae7613/c8bae946e2fc4e1aa83863c264001399 [2020-07-21 12:52:56,995 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:52:56,998 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:52:57,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:52:57,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:52:57,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:52:57,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:52:56" (1/1) ... [2020-07-21 12:52:57,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7671b919 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:52:57, skipping insertion in model container [2020-07-21 12:52:57,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:52:56" (1/1) ... [2020-07-21 12:52:57,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:52:57,086 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:52:57,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:52:57,483 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:52:57,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:52:57,623 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:52:57,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:52:57 WrapperNode [2020-07-21 12:52:57,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:52:57,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:52:57,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:52:57,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:52:57,640 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:52:57" (1/1) ... [2020-07-21 12:52:57,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:52:57" (1/1) ... [2020-07-21 12:52:57,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:52:57" (1/1) ... [2020-07-21 12:52:57,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:52:57" (1/1) ... [2020-07-21 12:52:57,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:52:57" (1/1) ... [2020-07-21 12:52:57,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:52:57" (1/1) ... [2020-07-21 12:52:57,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:52:57" (1/1) ... [2020-07-21 12:52:57,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:52:57,728 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:52:57,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:52:57,728 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:52:57,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:52:57" (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 12:52:57,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:52:57,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:52:57,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:52:57,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:52:57,806 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:52:57,806 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:52:57,806 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 12:52:57,807 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:52:57,807 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 12:52:57,807 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:52:57,808 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:52:57,808 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:52:57,808 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:52:57,808 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:52:57,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 12:52:57,809 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:52:57,810 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:52:57,810 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:52:57,810 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:52:57,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-21 12:52:57,811 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:52:57,811 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:52:57,811 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:52:57,811 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:52:57,811 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:52:57,812 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:52:57,812 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 12:52:57,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:52:57,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:52:57,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:52:57,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:52:57,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:52:57,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:52:57,814 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:52:57,814 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:52:57,814 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:52:57,814 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:52:57,814 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:52:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:52:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:52:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:52:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:52:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:52:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:52:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:52:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:52:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:52:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:52:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:52:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:52:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 12:52:57,817 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:52:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:52:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:52:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:52:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-21 12:52:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:52:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 12:52:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 12:52:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 12:52:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:52:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:52:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:52:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:52:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:52:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:52:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:52:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:52:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:52:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:52:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:52:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:52:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:52:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:52:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:52:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:52:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:52:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:52:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:52:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:52:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:52:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:52:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:52:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:52:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:52:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:52:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:52:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:52:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:52:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:52:58,938 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:52:58,938 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:52:58,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:52:58 BoogieIcfgContainer [2020-07-21 12:52:58,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:52:58,945 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:52:58,945 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:52:58,949 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:52:58,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:52:56" (1/3) ... [2020-07-21 12:52:58,950 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fc9ee10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:52:58, skipping insertion in model container [2020-07-21 12:52:58,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:52:57" (2/3) ... [2020-07-21 12:52:58,967 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fc9ee10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:52:58, skipping insertion in model container [2020-07-21 12:52:58,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:52:58" (3/3) ... [2020-07-21 12:52:58,969 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product25.cil.c [2020-07-21 12:52:58,980 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:52:58,988 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:52:59,000 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:52:59,027 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:52:59,027 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:52:59,027 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:52:59,028 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:52:59,028 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:52:59,028 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:52:59,028 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:52:59,029 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:52:59,053 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2020-07-21 12:52:59,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-21 12:52:59,061 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:52:59,062 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:52:59,063 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:52:59,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:52:59,068 INFO L82 PathProgramCache]: Analyzing trace with hash -1693195754, now seen corresponding path program 1 times [2020-07-21 12:52:59,077 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:52:59,077 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1027620169] [2020-07-21 12:52:59,078 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 12:52:59,485 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:52:59,485 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:52:59,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 637 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:52:59,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:52:59,527 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 12:52:59,527 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:52:59,529 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1027620169] [2020-07-21 12:52:59,529 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:52:59,530 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:52:59,531 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191604584] [2020-07-21 12:52:59,536 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:52:59,536 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:52:59,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:52:59,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:52:59,553 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 2 states. [2020-07-21 12:52:59,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:52:59,594 INFO L93 Difference]: Finished difference Result 208 states and 259 transitions. [2020-07-21 12:52:59,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:52:59,596 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-21 12:52:59,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:52:59,609 INFO L225 Difference]: With dead ends: 208 [2020-07-21 12:52:59,609 INFO L226 Difference]: Without dead ends: 104 [2020-07-21 12:52:59,613 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 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 12:52:59,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-07-21 12:52:59,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2020-07-21 12:52:59,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-07-21 12:52:59,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 121 transitions. [2020-07-21 12:52:59,672 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 121 transitions. Word has length 46 [2020-07-21 12:52:59,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:52:59,673 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 121 transitions. [2020-07-21 12:52:59,673 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:52:59,673 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 121 transitions. [2020-07-21 12:52:59,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-21 12:52:59,680 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:52:59,681 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:52:59,895 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:52:59,895 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:52:59,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:52:59,896 INFO L82 PathProgramCache]: Analyzing trace with hash -1772398770, now seen corresponding path program 1 times [2020-07-21 12:52:59,897 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:52:59,898 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [920471880] [2020-07-21 12:52:59,898 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 12:53:00,241 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:53:00,242 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:53:00,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:53:00,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:53:00,299 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 12:53:00,300 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:53:00,300 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [920471880] [2020-07-21 12:53:00,300 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:53:00,301 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:53:00,301 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001852072] [2020-07-21 12:53:00,307 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:53:00,308 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:53:00,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:53:00,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:53:00,310 INFO L87 Difference]: Start difference. First operand 104 states and 121 transitions. Second operand 3 states. [2020-07-21 12:53:00,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:53:00,353 INFO L93 Difference]: Finished difference Result 184 states and 221 transitions. [2020-07-21 12:53:00,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:53:00,354 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-21 12:53:00,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:53:00,359 INFO L225 Difference]: With dead ends: 184 [2020-07-21 12:53:00,359 INFO L226 Difference]: Without dead ends: 104 [2020-07-21 12:53:00,362 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 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 12:53:00,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-07-21 12:53:00,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2020-07-21 12:53:00,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-07-21 12:53:00,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions. [2020-07-21 12:53:00,394 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 120 transitions. Word has length 47 [2020-07-21 12:53:00,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:53:00,395 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 120 transitions. [2020-07-21 12:53:00,395 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:53:00,395 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2020-07-21 12:53:00,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-07-21 12:53:00,402 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:53:00,402 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] [2020-07-21 12:53:00,616 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:00,617 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:53:00,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:53:00,618 INFO L82 PathProgramCache]: Analyzing trace with hash -792991131, now seen corresponding path program 1 times [2020-07-21 12:53:00,618 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:53:00,619 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1463970478] [2020-07-21 12:53:00,620 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 12:53:00,950 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:53:00,951 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:53:00,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:53:00,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:53:00,979 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 12:53:00,979 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:53:00,980 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1463970478] [2020-07-21 12:53:00,980 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:53:00,980 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:53:00,980 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283252460] [2020-07-21 12:53:00,981 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:53:00,981 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:53:00,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:53:00,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:53:00,982 INFO L87 Difference]: Start difference. First operand 104 states and 120 transitions. Second operand 3 states. [2020-07-21 12:53:00,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:53:00,995 INFO L93 Difference]: Finished difference Result 157 states and 179 transitions. [2020-07-21 12:53:00,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:53:00,995 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2020-07-21 12:53:00,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:53:00,997 INFO L225 Difference]: With dead ends: 157 [2020-07-21 12:53:00,997 INFO L226 Difference]: Without dead ends: 95 [2020-07-21 12:53:00,998 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 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 12:53:00,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-07-21 12:53:01,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2020-07-21 12:53:01,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-07-21 12:53:01,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2020-07-21 12:53:01,008 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 55 [2020-07-21 12:53:01,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:53:01,009 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2020-07-21 12:53:01,009 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:53:01,009 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2020-07-21 12:53:01,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 12:53:01,011 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:53:01,011 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] [2020-07-21 12:53:01,226 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:01,227 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:53:01,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:53:01,228 INFO L82 PathProgramCache]: Analyzing trace with hash 1294561485, now seen corresponding path program 1 times [2020-07-21 12:53:01,228 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:53:01,229 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [561865208] [2020-07-21 12:53:01,229 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 12:53:01,495 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:53:01,495 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:53:01,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-21 12:53:01,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:53:01,575 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 12:53:01,575 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:53:01,576 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [561865208] [2020-07-21 12:53:01,576 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:53:01,577 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:53:01,577 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456873576] [2020-07-21 12:53:01,577 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:53:01,578 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:53:01,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:53:01,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:53:01,579 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 6 states. [2020-07-21 12:53:01,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:53:01,881 INFO L93 Difference]: Finished difference Result 226 states and 271 transitions. [2020-07-21 12:53:01,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:53:01,882 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2020-07-21 12:53:01,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:53:01,886 INFO L225 Difference]: With dead ends: 226 [2020-07-21 12:53:01,887 INFO L226 Difference]: Without dead ends: 155 [2020-07-21 12:53:01,894 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 54 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 12:53:01,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-07-21 12:53:01,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2020-07-21 12:53:01,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2020-07-21 12:53:01,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 182 transitions. [2020-07-21 12:53:01,929 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 182 transitions. Word has length 59 [2020-07-21 12:53:01,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:53:01,930 INFO L479 AbstractCegarLoop]: Abstraction has 155 states and 182 transitions. [2020-07-21 12:53:01,930 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:53:01,931 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 182 transitions. [2020-07-21 12:53:01,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-21 12:53:01,934 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:53:01,935 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:53:02,148 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:02,149 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:53:02,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:53:02,149 INFO L82 PathProgramCache]: Analyzing trace with hash 332754483, now seen corresponding path program 1 times [2020-07-21 12:53:02,150 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:53:02,150 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1170655377] [2020-07-21 12:53:02,150 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 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:02,485 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:53:02,486 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:53:02,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:53:02,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:53:02,533 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 12:53:02,533 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:53:02,534 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1170655377] [2020-07-21 12:53:02,534 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:53:02,534 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:53:02,534 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807044513] [2020-07-21 12:53:02,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:53:02,535 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:53:02,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:53:02,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:53:02,536 INFO L87 Difference]: Start difference. First operand 155 states and 182 transitions. Second operand 6 states. [2020-07-21 12:53:02,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:53:02,665 INFO L93 Difference]: Finished difference Result 195 states and 233 transitions. [2020-07-21 12:53:02,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:53:02,666 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2020-07-21 12:53:02,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:53:02,667 INFO L225 Difference]: With dead ends: 195 [2020-07-21 12:53:02,667 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:53:02,668 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:53:02,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:53:02,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:53:02,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:53:02,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:53:02,669 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-07-21 12:53:02,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:53:02,669 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:53:02,669 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:53:02,670 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:53:02,670 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:53:02,877 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:02,881 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:53:03,670 INFO L268 CegarLoopResult]: For program point L534(lines 534 538) no Hoare annotation was computed. [2020-07-21 12:53:03,670 INFO L268 CegarLoopResult]: For program point L534-1(lines 534 538) no Hoare annotation was computed. [2020-07-21 12:53:03,670 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 503 558) no Hoare annotation was computed. [2020-07-21 12:53:03,671 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-07-21 12:53:03,671 INFO L268 CegarLoopResult]: For program point L528-2(lines 528 549) no Hoare annotation was computed. [2020-07-21 12:53:03,672 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 503 558) no Hoare annotation was computed. [2020-07-21 12:53:03,672 INFO L268 CegarLoopResult]: For program point L550(lines 527 551) no Hoare annotation was computed. [2020-07-21 12:53:03,672 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 503 558) no Hoare annotation was computed. [2020-07-21 12:53:03,672 INFO L268 CegarLoopResult]: For program point L604(line 604) no Hoare annotation was computed. [2020-07-21 12:53:03,672 INFO L268 CegarLoopResult]: For program point L604-1(line 604) no Hoare annotation was computed. [2020-07-21 12:53:03,672 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 559 618) no Hoare annotation was computed. [2020-07-21 12:53:03,672 INFO L268 CegarLoopResult]: For program point L591(lines 591 595) no Hoare annotation was computed. [2020-07-21 12:53:03,673 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 559 618) no Hoare annotation was computed. [2020-07-21 12:53:03,673 INFO L268 CegarLoopResult]: For program point L591-1(lines 591 595) no Hoare annotation was computed. [2020-07-21 12:53:03,673 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-07-21 12:53:03,673 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 559 618) no Hoare annotation was computed. [2020-07-21 12:53:03,673 INFO L268 CegarLoopResult]: For program point L585-2(lines 585 610) no Hoare annotation was computed. [2020-07-21 12:53:03,674 INFO L268 CegarLoopResult]: For program point L611(lines 584 612) no Hoare annotation was computed. [2020-07-21 12:53:03,674 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 318 324) the Hoare annotation is: true [2020-07-21 12:53:03,674 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 318 324) no Hoare annotation was computed. [2020-07-21 12:53:03,675 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 325 333) no Hoare annotation was computed. [2020-07-21 12:53:03,675 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 325 333) the Hoare annotation is: true [2020-07-21 12:53:03,675 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 325 333) no Hoare annotation was computed. [2020-07-21 12:53:03,675 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 336 360) the Hoare annotation is: true [2020-07-21 12:53:03,675 INFO L264 CegarLoopResult]: At program point L350(line 350) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:53:03,676 INFO L268 CegarLoopResult]: For program point L348(lines 348 354) no Hoare annotation was computed. [2020-07-21 12:53:03,676 INFO L264 CegarLoopResult]: At program point L346(line 346) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:53:03,677 INFO L268 CegarLoopResult]: For program point L346-1(line 346) no Hoare annotation was computed. [2020-07-21 12:53:03,677 INFO L268 CegarLoopResult]: For program point L344(lines 344 357) no Hoare annotation was computed. [2020-07-21 12:53:03,677 INFO L268 CegarLoopResult]: For program point L344-1(lines 336 360) no Hoare annotation was computed. [2020-07-21 12:53:03,679 INFO L271 CegarLoopResult]: At program point L342(line 342) the Hoare annotation is: true [2020-07-21 12:53:03,679 INFO L268 CegarLoopResult]: For program point L342-1(line 342) no Hoare annotation was computed. [2020-07-21 12:53:03,679 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 336 360) no Hoare annotation was computed. [2020-07-21 12:53:03,679 INFO L268 CegarLoopResult]: For program point L897(line 897) no Hoare annotation was computed. [2020-07-21 12:53:03,679 INFO L264 CegarLoopResult]: At program point L896(line 896) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 12:53:03,680 INFO L264 CegarLoopResult]: At program point L895(line 895) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 12:53:03,680 INFO L264 CegarLoopResult]: At program point L895-1(line 895) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 12:53:03,680 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 889 911) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 12:53:03,680 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 889 911) no Hoare annotation was computed. [2020-07-21 12:53:03,680 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 889 911) no Hoare annotation was computed. [2020-07-21 12:53:03,680 INFO L264 CegarLoopResult]: At program point L901(line 901) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 12:53:03,681 INFO L264 CegarLoopResult]: At program point L901-1(line 901) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 12:53:03,681 INFO L268 CegarLoopResult]: For program point L899(lines 899 906) no Hoare annotation was computed. [2020-07-21 12:53:03,682 INFO L268 CegarLoopResult]: For program point L899-1(lines 899 906) no Hoare annotation was computed. [2020-07-21 12:53:03,682 INFO L268 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2020-07-21 12:53:03,682 INFO L268 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-07-21 12:53:03,682 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 848 871) no Hoare annotation was computed. [2020-07-21 12:53:03,685 INFO L268 CegarLoopResult]: For program point L863(line 863) no Hoare annotation was computed. [2020-07-21 12:53:03,685 INFO L268 CegarLoopResult]: For program point L862(line 862) no Hoare annotation was computed. [2020-07-21 12:53:03,685 INFO L268 CegarLoopResult]: For program point L861(line 861) no Hoare annotation was computed. [2020-07-21 12:53:03,685 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 848 871) no Hoare annotation was computed. [2020-07-21 12:53:03,685 INFO L268 CegarLoopResult]: For program point L860(line 860) no Hoare annotation was computed. [2020-07-21 12:53:03,685 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 848 871) no Hoare annotation was computed. [2020-07-21 12:53:03,685 INFO L268 CegarLoopResult]: For program point L859(line 859) no Hoare annotation was computed. [2020-07-21 12:53:03,686 INFO L268 CegarLoopResult]: For program point L858(line 858) no Hoare annotation was computed. [2020-07-21 12:53:03,686 INFO L268 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-07-21 12:53:03,686 INFO L268 CegarLoopResult]: For program point L856(line 856) no Hoare annotation was computed. [2020-07-21 12:53:03,686 INFO L268 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-07-21 12:53:03,686 INFO L268 CegarLoopResult]: For program point L854(line 854) no Hoare annotation was computed. [2020-07-21 12:53:03,686 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-07-21 12:53:03,686 INFO L268 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-07-21 12:53:03,686 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 232 240) no Hoare annotation was computed. [2020-07-21 12:53:03,687 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 232 240) the Hoare annotation is: true [2020-07-21 12:53:03,687 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 232 240) no Hoare annotation was computed. [2020-07-21 12:53:03,687 INFO L268 CegarLoopResult]: For program point L286(lines 286 290) no Hoare annotation was computed. [2020-07-21 12:53:03,687 INFO L271 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: true [2020-07-21 12:53:03,692 INFO L268 CegarLoopResult]: For program point L286-2(lines 286 290) no Hoare annotation was computed. [2020-07-21 12:53:03,692 INFO L268 CegarLoopResult]: For program point L284-1(line 284) no Hoare annotation was computed. [2020-07-21 12:53:03,692 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 277 295) the Hoare annotation is: true [2020-07-21 12:53:03,693 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 277 295) no Hoare annotation was computed. [2020-07-21 12:53:03,693 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 277 295) no Hoare annotation was computed. [2020-07-21 12:53:03,693 INFO L268 CegarLoopResult]: For program point L248(lines 248 256) no Hoare annotation was computed. [2020-07-21 12:53:03,693 INFO L268 CegarLoopResult]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2020-07-21 12:53:03,693 INFO L268 CegarLoopResult]: For program point L271(line 271) no Hoare annotation was computed. [2020-07-21 12:53:03,693 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 241 276) no Hoare annotation was computed. [2020-07-21 12:53:03,694 INFO L268 CegarLoopResult]: For program point L271-1(line 271) no Hoare annotation was computed. [2020-07-21 12:53:03,694 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 241 276) no Hoare annotation was computed. [2020-07-21 12:53:03,694 INFO L268 CegarLoopResult]: For program point L260(lines 260 268) no Hoare annotation was computed. [2020-07-21 12:53:03,694 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 241 276) no Hoare annotation was computed. [2020-07-21 12:53:03,694 INFO L268 CegarLoopResult]: For program point L260-2(lines 260 268) no Hoare annotation was computed. [2020-07-21 12:53:03,694 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 311 317) no Hoare annotation was computed. [2020-07-21 12:53:03,695 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 311 317) the Hoare annotation is: true [2020-07-21 12:53:03,695 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 457 502) no Hoare annotation was computed. [2020-07-21 12:53:03,695 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 457 502) no Hoare annotation was computed. [2020-07-21 12:53:03,695 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 457 502) no Hoare annotation was computed. [2020-07-21 12:53:03,695 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 770 815) no Hoare annotation was computed. [2020-07-21 12:53:03,695 INFO L268 CegarLoopResult]: For program point L790(lines 790 797) no Hoare annotation was computed. [2020-07-21 12:53:03,695 INFO L268 CegarLoopResult]: For program point L784(lines 784 804) no Hoare annotation was computed. [2020-07-21 12:53:03,696 INFO L268 CegarLoopResult]: For program point L784-1(lines 784 804) no Hoare annotation was computed. [2020-07-21 12:53:03,696 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 770 815) no Hoare annotation was computed. [2020-07-21 12:53:03,696 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 770 815) no Hoare annotation was computed. [2020-07-21 12:53:03,696 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 879 888) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 12:53:03,696 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 879 888) no Hoare annotation was computed. [2020-07-21 12:53:03,696 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 879 888) no Hoare annotation was computed. [2020-07-21 12:53:03,696 INFO L268 CegarLoopResult]: For program point L226-1(line 226) no Hoare annotation was computed. [2020-07-21 12:53:03,697 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 221 231) no Hoare annotation was computed. [2020-07-21 12:53:03,697 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 221 231) no Hoare annotation was computed. [2020-07-21 12:53:03,697 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 221 231) no Hoare annotation was computed. [2020-07-21 12:53:03,697 INFO L268 CegarLoopResult]: For program point L226(line 226) no Hoare annotation was computed. [2020-07-21 12:53:03,697 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 213 220) the Hoare annotation is: true [2020-07-21 12:53:03,697 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 213 220) no Hoare annotation was computed. [2020-07-21 12:53:03,697 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 213 220) no Hoare annotation was computed. [2020-07-21 12:53:03,698 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 162 186) no Hoare annotation was computed. [2020-07-21 12:53:03,698 INFO L264 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:53:03,698 INFO L268 CegarLoopResult]: For program point L181-1(lines 162 186) no Hoare annotation was computed. [2020-07-21 12:53:03,698 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 162 186) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:53:03,698 INFO L264 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:53:03,698 INFO L264 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:53:03,699 INFO L268 CegarLoopResult]: For program point L170(lines 170 178) no Hoare annotation was computed. [2020-07-21 12:53:03,699 INFO L264 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:53:03,699 INFO L268 CegarLoopResult]: For program point L168-1(line 168) no Hoare annotation was computed. [2020-07-21 12:53:03,699 INFO L268 CegarLoopResult]: For program point L166(lines 166 183) no Hoare annotation was computed. [2020-07-21 12:53:03,699 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 154 160) no Hoare annotation was computed. [2020-07-21 12:53:03,699 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 154 160) the Hoare annotation is: true [2020-07-21 12:53:03,699 INFO L264 CegarLoopResult]: At program point L99-2(lines 93 104) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 12:53:03,700 INFO L268 CegarLoopResult]: For program point L64(lines 63 108) no Hoare annotation was computed. [2020-07-21 12:53:03,700 INFO L264 CegarLoopResult]: At program point testENTRY(lines 53 116) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 12:53:03,700 INFO L268 CegarLoopResult]: For program point L93(lines 93 104) no Hoare annotation was computed. [2020-07-21 12:53:03,700 INFO L268 CegarLoopResult]: For program point testFINAL(lines 53 116) no Hoare annotation was computed. [2020-07-21 12:53:03,700 INFO L264 CegarLoopResult]: At program point L85(line 85) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 12:53:03,700 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-07-21 12:53:03,701 INFO L268 CegarLoopResult]: For program point L83-1(lines 83 89) no Hoare annotation was computed. [2020-07-21 12:53:03,701 INFO L264 CegarLoopResult]: At program point L75(line 75) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 12:53:03,701 INFO L264 CegarLoopResult]: At program point L106(lines 63 108) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 12:53:03,701 INFO L268 CegarLoopResult]: For program point L73(lines 73 79) no Hoare annotation was computed. [2020-07-21 12:53:03,701 INFO L268 CegarLoopResult]: For program point L73-1(lines 73 79) no Hoare annotation was computed. [2020-07-21 12:53:03,701 INFO L268 CegarLoopResult]: For program point L65(lines 65 69) no Hoare annotation was computed. [2020-07-21 12:53:03,701 INFO L264 CegarLoopResult]: At program point L109(lines 62 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:53:03,702 INFO L268 CegarLoopResult]: For program point L99(lines 99 103) no Hoare annotation was computed. [2020-07-21 12:53:03,702 INFO L268 CegarLoopResult]: For program point testEXIT(lines 53 116) no Hoare annotation was computed. [2020-07-21 12:53:03,702 INFO L268 CegarLoopResult]: For program point L738-1(lines 738 758) no Hoare annotation was computed. [2020-07-21 12:53:03,702 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 724 769) no Hoare annotation was computed. [2020-07-21 12:53:03,702 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 724 769) no Hoare annotation was computed. [2020-07-21 12:53:03,702 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 724 769) no Hoare annotation was computed. [2020-07-21 12:53:03,702 INFO L268 CegarLoopResult]: For program point L744(lines 744 751) no Hoare annotation was computed. [2020-07-21 12:53:03,702 INFO L268 CegarLoopResult]: For program point L738(lines 738 758) no Hoare annotation was computed. [2020-07-21 12:53:03,703 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 187 194) no Hoare annotation was computed. [2020-07-21 12:53:03,703 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 187 194) no Hoare annotation was computed. [2020-07-21 12:53:03,703 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 187 194) no Hoare annotation was computed. [2020-07-21 12:53:03,703 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 441 449) no Hoare annotation was computed. [2020-07-21 12:53:03,703 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 441 449) the Hoare annotation is: true [2020-07-21 12:53:03,703 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 441 449) no Hoare annotation was computed. [2020-07-21 12:53:03,703 INFO L268 CegarLoopResult]: For program point L417(lines 417 425) no Hoare annotation was computed. [2020-07-21 12:53:03,704 INFO L268 CegarLoopResult]: For program point L417-2(lines 417 425) no Hoare annotation was computed. [2020-07-21 12:53:03,704 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 409 431) no Hoare annotation was computed. [2020-07-21 12:53:03,704 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 409 431) no Hoare annotation was computed. [2020-07-21 12:53:03,704 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 409 431) no Hoare annotation was computed. [2020-07-21 12:53:03,704 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 301 310) no Hoare annotation was computed. [2020-07-21 12:53:03,704 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 301 310) no Hoare annotation was computed. [2020-07-21 12:53:03,704 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 301 310) no Hoare annotation was computed. [2020-07-21 12:53:03,704 INFO L268 CegarLoopResult]: For program point L671(lines 670 690) no Hoare annotation was computed. [2020-07-21 12:53:03,705 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 621 723) no Hoare annotation was computed. [2020-07-21 12:53:03,705 INFO L268 CegarLoopResult]: For program point L702(line 702) no Hoare annotation was computed. [2020-07-21 12:53:03,705 INFO L268 CegarLoopResult]: For program point L702-1(line 702) no Hoare annotation was computed. [2020-07-21 12:53:03,705 INFO L268 CegarLoopResult]: For program point L667(lines 667 708) no Hoare annotation was computed. [2020-07-21 12:53:03,705 INFO L268 CegarLoopResult]: For program point L686(line 686) no Hoare annotation was computed. [2020-07-21 12:53:03,705 INFO L268 CegarLoopResult]: For program point L686-1(line 686) no Hoare annotation was computed. [2020-07-21 12:53:03,705 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 621 723) no Hoare annotation was computed. [2020-07-21 12:53:03,705 INFO L268 CegarLoopResult]: For program point L645(lines 645 649) no Hoare annotation was computed. [2020-07-21 12:53:03,706 INFO L268 CegarLoopResult]: For program point L709(lines 709 720) no Hoare annotation was computed. [2020-07-21 12:53:03,706 INFO L268 CegarLoopResult]: For program point L672(lines 672 676) no Hoare annotation was computed. [2020-07-21 12:53:03,706 INFO L268 CegarLoopResult]: For program point L670-2(lines 670 690) no Hoare annotation was computed. [2020-07-21 12:53:03,706 INFO L268 CegarLoopResult]: For program point L691(lines 669 692) no Hoare annotation was computed. [2020-07-21 12:53:03,706 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 621 723) no Hoare annotation was computed. [2020-07-21 12:53:03,706 INFO L268 CegarLoopResult]: For program point L650(lines 650 666) no Hoare annotation was computed. [2020-07-21 12:53:03,706 INFO L268 CegarLoopResult]: For program point L710(lines 710 717) no Hoare annotation was computed. [2020-07-21 12:53:03,706 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:53:03,707 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:53:03,707 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:53:03,707 INFO L268 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-07-21 12:53:03,707 INFO L268 CegarLoopResult]: For program point L207-1(lines 196 212) no Hoare annotation was computed. [2020-07-21 12:53:03,707 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 196 212) no Hoare annotation was computed. [2020-07-21 12:53:03,707 INFO L268 CegarLoopResult]: For program point L203(lines 203 209) no Hoare annotation was computed. [2020-07-21 12:53:03,707 INFO L268 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-07-21 12:53:03,708 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 196 212) no Hoare annotation was computed. [2020-07-21 12:53:03,708 INFO L268 CegarLoopResult]: For program point L201-1(line 201) no Hoare annotation was computed. [2020-07-21 12:53:03,708 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 432 440) the Hoare annotation is: true [2020-07-21 12:53:03,708 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 432 440) no Hoare annotation was computed. [2020-07-21 12:53:03,708 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 432 440) no Hoare annotation was computed. [2020-07-21 12:53:03,708 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 388 399) the Hoare annotation is: true [2020-07-21 12:53:03,708 INFO L268 CegarLoopResult]: For program point L392-1(lines 388 399) no Hoare annotation was computed. [2020-07-21 12:53:03,709 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 388 399) no Hoare annotation was computed. [2020-07-21 12:53:03,709 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:53:03,709 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:53:03,709 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:53:03,709 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 130 153) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 12:53:03,709 INFO L264 CegarLoopResult]: At program point L143(line 143) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 12:53:03,709 INFO L264 CegarLoopResult]: At program point L141(lines 141 147) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 12:53:03,710 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 130 153) no Hoare annotation was computed. [2020-07-21 12:53:03,710 INFO L264 CegarLoopResult]: At program point L136(line 136) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:53:03,710 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 130 153) no Hoare annotation was computed. [2020-07-21 12:53:03,710 INFO L268 CegarLoopResult]: For program point L134(lines 133 152) no Hoare annotation was computed. [2020-07-21 12:53:03,710 INFO L268 CegarLoopResult]: For program point L832(lines 832 836) no Hoare annotation was computed. [2020-07-21 12:53:03,710 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 818 847) no Hoare annotation was computed. [2020-07-21 12:53:03,710 INFO L271 CegarLoopResult]: At program point L832-1(lines 832 836) the Hoare annotation is: true [2020-07-21 12:53:03,711 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-07-21 12:53:03,711 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 818 847) the Hoare annotation is: true [2020-07-21 12:53:03,711 INFO L271 CegarLoopResult]: At program point L828-2(lines 828 842) the Hoare annotation is: true [2020-07-21 12:53:03,711 INFO L271 CegarLoopResult]: At program point L824(line 824) the Hoare annotation is: true [2020-07-21 12:53:03,711 INFO L268 CegarLoopResult]: For program point L824-1(line 824) no Hoare annotation was computed. [2020-07-21 12:53:03,711 INFO L271 CegarLoopResult]: At program point L843(lines 818 847) the Hoare annotation is: true [2020-07-21 12:53:03,711 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-07-21 12:53:03,712 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 400 408) no Hoare annotation was computed. [2020-07-21 12:53:03,712 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 400 408) no Hoare annotation was computed. [2020-07-21 12:53:03,712 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 400 408) no Hoare annotation was computed. [2020-07-21 12:53:03,712 INFO L268 CegarLoopResult]: For program point L368-1(lines 364 375) no Hoare annotation was computed. [2020-07-21 12:53:03,712 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 364 375) the Hoare annotation is: true [2020-07-21 12:53:03,712 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 364 375) no Hoare annotation was computed. [2020-07-21 12:53:03,712 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 872 878) no Hoare annotation was computed. [2020-07-21 12:53:03,713 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 872 878) the Hoare annotation is: true [2020-07-21 12:53:03,713 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:53:03,713 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 12:53:03,713 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:53:03,713 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:53:03,713 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 376 387) no Hoare annotation was computed. [2020-07-21 12:53:03,713 INFO L268 CegarLoopResult]: For program point L380-1(lines 376 387) no Hoare annotation was computed. [2020-07-21 12:53:03,714 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 376 387) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 12:53:03,714 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-21 12:53:03,714 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-21 12:53:03,714 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-21 12:53:03,714 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-21 12:53:03,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:53:03 BoogieIcfgContainer [2020-07-21 12:53:03,731 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:53:03,733 INFO L168 Benchmark]: Toolchain (without parser) took 6736.42 ms. Allocated memory was 134.2 MB in the beginning and 309.9 MB in the end (delta: 175.6 MB). Free memory was 96.3 MB in the beginning and 225.2 MB in the end (delta: -128.8 MB). Peak memory consumption was 144.2 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:03,734 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 116.0 MB in the beginning and 115.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-21 12:53:03,735 INFO L168 Benchmark]: CACSL2BoogieTranslator took 621.38 ms. Allocated memory was 134.2 MB in the beginning and 198.7 MB in the end (delta: 64.5 MB). Free memory was 95.9 MB in the beginning and 166.9 MB in the end (delta: -71.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:03,736 INFO L168 Benchmark]: Boogie Preprocessor took 102.56 ms. Allocated memory is still 198.7 MB. Free memory was 166.9 MB in the beginning and 163.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:03,737 INFO L168 Benchmark]: RCFGBuilder took 1216.22 ms. Allocated memory is still 198.7 MB. Free memory was 163.2 MB in the beginning and 78.6 MB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:03,738 INFO L168 Benchmark]: TraceAbstraction took 4785.50 ms. Allocated memory was 198.7 MB in the beginning and 309.9 MB in the end (delta: 111.1 MB). Free memory was 77.9 MB in the beginning and 225.2 MB in the end (delta: -147.3 MB). Peak memory consumption was 61.2 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:03,742 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 116.0 MB in the beginning and 115.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 621.38 ms. Allocated memory was 134.2 MB in the beginning and 198.7 MB in the end (delta: 64.5 MB). Free memory was 95.9 MB in the beginning and 166.9 MB in the end (delta: -71.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.56 ms. Allocated memory is still 198.7 MB. Free memory was 166.9 MB in the beginning and 163.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1216.22 ms. Allocated memory is still 198.7 MB. Free memory was 163.2 MB in the beginning and 78.6 MB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4785.50 ms. Allocated memory was 198.7 MB in the beginning and 309.9 MB in the end (delta: 111.1 MB). Free memory was 77.9 MB in the beginning and 225.2 MB in the end (delta: -147.3 MB). Peak memory consumption was 61.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 63]: Loop Invariant Derived loop invariant: ((!(1 <= systemActive) || !(0 == \old(pumpRunning))) || ((1 <= waterLevel && 0 == pumpRunning) && splverifierCounter <= 0)) || !(1 <= \old(waterLevel)) - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 <= \old(waterLevel))) || !(1 <= systemActive) - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 221 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 541 SDtfs, 204 SDslu, 624 SDs, 0 SdLazy, 108 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 267 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=155occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 218 PreInvPairs, 226 NumberOfFragments, 484 HoareAnnotationTreeSize, 218 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 49 FomulaSimplificationsInter, 264 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 270 NumberOfCodeBlocks, 270 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 265 ConstructedInterpolants, 0 QuantifiedInterpolants, 26149 SizeOfPredicates, 11 NumberOfNonLiveVariables, 3254 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...