/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 NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 10:41:10,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 10:41:10,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 10:41:10,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 10:41:10,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 10:41:10,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 10:41:10,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 10:41:10,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 10:41:10,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 10:41:10,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 10:41:10,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 10:41:10,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 10:41:10,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 10:41:10,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 10:41:10,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 10:41:10,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 10:41:10,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 10:41:10,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 10:41:10,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 10:41:10,571 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 10:41:10,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 10:41:10,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 10:41:10,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 10:41:10,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 10:41:10,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 10:41:10,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 10:41:10,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 10:41:10,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 10:41:10,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 10:41:10,581 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 10:41:10,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 10:41:10,582 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 10:41:10,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 10:41:10,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 10:41:10,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 10:41:10,585 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 10:41:10,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 10:41:10,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 10:41:10,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 10:41:10,587 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 10:41:10,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 10:41:10,588 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 10:41:10,602 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 10:41:10,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 10:41:10,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 10:41:10,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 10:41:10,604 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 10:41:10,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 10:41:10,605 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 10:41:10,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 10:41:10,605 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 10:41:10,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 10:41:10,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 10:41:10,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 10:41:10,606 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 10:41:10,606 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 10:41:10,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 10:41:10,607 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 10:41:10,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 10:41:10,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 10:41:10,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 10:41:10,608 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 10:41:10,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 10:41:10,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:41:10,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 10:41:10,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 10:41:10,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 10:41:10,609 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 10:41:10,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:10,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 10:41:10,610 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 10:41:10,610 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 -> NOT_INCREMENTALLY [2020-07-20 10:41:10,912 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 10:41:10,925 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 10:41:10,929 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 10:41:10,930 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 10:41:10,930 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 10:41:10,931 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2020-07-20 10:41:11,006 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a030784cd/124e68ef8f7241f0b6260023f142f2ce/FLAG89aabec27 [2020-07-20 10:41:11,538 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 10:41:11,539 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2020-07-20 10:41:11,552 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a030784cd/124e68ef8f7241f0b6260023f142f2ce/FLAG89aabec27 [2020-07-20 10:41:11,843 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a030784cd/124e68ef8f7241f0b6260023f142f2ce [2020-07-20 10:41:11,853 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 10:41:11,856 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 10:41:11,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 10:41:11,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 10:41:11,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 10:41:11,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:41:11" (1/1) ... [2020-07-20 10:41:11,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab40a35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:11, skipping insertion in model container [2020-07-20 10:41:11,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:41:11" (1/1) ... [2020-07-20 10:41:11,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 10:41:11,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 10:41:12,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:41:12,333 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 10:41:12,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:41:12,567 INFO L208 MainTranslator]: Completed translation [2020-07-20 10:41:12,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:12 WrapperNode [2020-07-20 10:41:12,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 10:41:12,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 10:41:12,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 10:41:12,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 10:41:12,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:12" (1/1) ... [2020-07-20 10:41:12,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:12" (1/1) ... [2020-07-20 10:41:12,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:12" (1/1) ... [2020-07-20 10:41:12,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:12" (1/1) ... [2020-07-20 10:41:12,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:12" (1/1) ... [2020-07-20 10:41:12,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:12" (1/1) ... [2020-07-20 10:41:12,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:12" (1/1) ... [2020-07-20 10:41:12,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 10:41:12,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 10:41:12,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 10:41:12,660 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 10:41:12,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:12" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:41:12,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 10:41:12,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 10:41:12,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 10:41:12,726 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 10:41:12,726 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 10:41:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 10:41:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 10:41:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-20 10:41:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-20 10:41:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 10:41:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 10:41:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 10:41:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 10:41:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 10:41:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 10:41:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 10:41:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 10:41:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 10:41:12,729 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 10:41:12,729 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 10:41:12,729 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 10:41:12,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 10:41:12,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 10:41:12,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 10:41:12,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 10:41:12,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 10:41:12,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 10:41:12,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 10:41:12,730 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 10:41:12,730 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 10:41:12,730 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 10:41:12,730 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 10:41:12,731 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 10:41:12,731 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 10:41:12,731 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 10:41:12,731 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 10:41:12,731 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 10:41:12,731 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 10:41:12,731 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 10:41:12,732 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 10:41:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 10:41:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 10:41:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 10:41:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 10:41:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 10:41:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 10:41:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 10:41:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 10:41:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 10:41:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 10:41:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-20 10:41:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-20 10:41:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 10:41:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 10:41:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 10:41:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 10:41:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 10:41:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 10:41:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 10:41:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 10:41:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 10:41:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 10:41:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 10:41:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 10:41:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 10:41:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 10:41:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 10:41:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 10:41:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 10:41:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 10:41:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 10:41:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 10:41:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 10:41:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 10:41:12,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 10:41:12,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 10:41:12,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 10:41:12,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 10:41:12,737 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 10:41:12,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 10:41:12,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 10:41:12,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 10:41:12,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 10:41:12,738 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 10:41:12,738 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 10:41:12,738 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 10:41:12,738 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 10:41:12,739 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 10:41:12,739 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 10:41:12,739 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 10:41:12,739 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 10:41:12,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 10:41:12,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 10:41:12,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 10:41:13,857 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 10:41:13,857 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 10:41:13,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:41:13 BoogieIcfgContainer [2020-07-20 10:41:13,863 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 10:41:13,864 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 10:41:13,864 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 10:41:13,867 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 10:41:13,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:41:11" (1/3) ... [2020-07-20 10:41:13,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b8f1880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:41:13, skipping insertion in model container [2020-07-20 10:41:13,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:12" (2/3) ... [2020-07-20 10:41:13,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b8f1880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:41:13, skipping insertion in model container [2020-07-20 10:41:13,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:41:13" (3/3) ... [2020-07-20 10:41:13,871 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product26.cil.c [2020-07-20 10:41:13,882 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 10:41:13,890 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 10:41:13,904 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 10:41:13,930 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 10:41:13,930 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 10:41:13,930 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 10:41:13,931 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 10:41:13,931 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 10:41:13,931 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 10:41:13,931 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 10:41:13,932 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 10:41:13,955 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2020-07-20 10:41:13,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 10:41:13,964 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:13,965 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:13,966 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:13,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:13,971 INFO L82 PathProgramCache]: Analyzing trace with hash -996229521, now seen corresponding path program 1 times [2020-07-20 10:41:13,977 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:13,978 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [694704987] [2020-07-20 10:41:13,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:14,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:14,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 10:41:14,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:14,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:41:14,265 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:14,266 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [694704987] [2020-07-20 10:41:14,268 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:14,268 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 10:41:14,269 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042228966] [2020-07-20 10:41:14,274 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 10:41:14,275 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:14,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 10:41:14,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:41:14,292 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 2 states. [2020-07-20 10:41:14,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:14,333 INFO L93 Difference]: Finished difference Result 222 states and 275 transitions. [2020-07-20 10:41:14,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 10:41:14,335 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-20 10:41:14,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:14,348 INFO L225 Difference]: With dead ends: 222 [2020-07-20 10:41:14,348 INFO L226 Difference]: Without dead ends: 113 [2020-07-20 10:41:14,353 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:41:14,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2020-07-20 10:41:14,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2020-07-20 10:41:14,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2020-07-20 10:41:14,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2020-07-20 10:41:14,408 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 131 transitions. Word has length 51 [2020-07-20 10:41:14,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:14,409 INFO L479 AbstractCegarLoop]: Abstraction has 113 states and 131 transitions. [2020-07-20 10:41:14,409 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 10:41:14,409 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2020-07-20 10:41:14,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 10:41:14,413 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:14,413 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:14,620 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:14,620 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:14,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:14,621 INFO L82 PathProgramCache]: Analyzing trace with hash -1040363227, now seen corresponding path program 1 times [2020-07-20 10:41:14,622 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:14,623 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [479727783] [2020-07-20 10:41:14,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:14,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:14,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:41:14,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:14,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:41:14,933 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:14,933 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [479727783] [2020-07-20 10:41:14,934 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:14,934 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:41:14,934 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004714387] [2020-07-20 10:41:14,937 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:41:14,937 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:14,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:41:14,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:14,938 INFO L87 Difference]: Start difference. First operand 113 states and 131 transitions. Second operand 3 states. [2020-07-20 10:41:14,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:14,978 INFO L93 Difference]: Finished difference Result 167 states and 193 transitions. [2020-07-20 10:41:14,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:41:14,980 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 10:41:14,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:14,983 INFO L225 Difference]: With dead ends: 167 [2020-07-20 10:41:14,983 INFO L226 Difference]: Without dead ends: 104 [2020-07-20 10:41:14,987 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:14,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-07-20 10:41:15,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2020-07-20 10:41:15,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-07-20 10:41:15,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 119 transitions. [2020-07-20 10:41:15,015 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 119 transitions. Word has length 52 [2020-07-20 10:41:15,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:15,018 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 119 transitions. [2020-07-20 10:41:15,018 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:41:15,018 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 119 transitions. [2020-07-20 10:41:15,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 10:41:15,023 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:15,023 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:15,237 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:15,238 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:15,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:15,239 INFO L82 PathProgramCache]: Analyzing trace with hash -542222879, now seen corresponding path program 1 times [2020-07-20 10:41:15,240 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:15,240 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [848597749] [2020-07-20 10:41:15,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:15,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 696 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 10:41:15,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:15,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:41:15,482 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:15,482 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [848597749] [2020-07-20 10:41:15,482 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:15,483 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:41:15,483 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800410764] [2020-07-20 10:41:15,483 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:41:15,484 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:15,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:41:15,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:15,484 INFO L87 Difference]: Start difference. First operand 104 states and 119 transitions. Second operand 3 states. [2020-07-20 10:41:15,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:15,505 INFO L93 Difference]: Finished difference Result 180 states and 211 transitions. [2020-07-20 10:41:15,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:41:15,506 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-20 10:41:15,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:15,508 INFO L225 Difference]: With dead ends: 180 [2020-07-20 10:41:15,508 INFO L226 Difference]: Without dead ends: 104 [2020-07-20 10:41:15,509 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:15,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-07-20 10:41:15,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2020-07-20 10:41:15,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-07-20 10:41:15,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 118 transitions. [2020-07-20 10:41:15,522 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 118 transitions. Word has length 57 [2020-07-20 10:41:15,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:15,523 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 118 transitions. [2020-07-20 10:41:15,523 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:41:15,523 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 118 transitions. [2020-07-20 10:41:15,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-20 10:41:15,525 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:15,526 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:15,738 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:15,739 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:15,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:15,739 INFO L82 PathProgramCache]: Analyzing trace with hash -975500264, now seen corresponding path program 1 times [2020-07-20 10:41:15,739 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:15,740 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1516898369] [2020-07-20 10:41:15,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:15,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:15,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-20 10:41:15,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:15,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:41:15,938 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:15,938 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1516898369] [2020-07-20 10:41:15,938 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:15,938 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:41:15,939 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525382581] [2020-07-20 10:41:15,939 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:41:15,939 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:15,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:41:15,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:15,940 INFO L87 Difference]: Start difference. First operand 104 states and 118 transitions. Second operand 3 states. [2020-07-20 10:41:15,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:15,979 INFO L93 Difference]: Finished difference Result 180 states and 212 transitions. [2020-07-20 10:41:15,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:41:15,980 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-20 10:41:15,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:15,983 INFO L225 Difference]: With dead ends: 180 [2020-07-20 10:41:15,984 INFO L226 Difference]: Without dead ends: 177 [2020-07-20 10:41:15,984 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:15,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2020-07-20 10:41:16,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2020-07-20 10:41:16,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2020-07-20 10:41:16,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 209 transitions. [2020-07-20 10:41:16,008 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 209 transitions. Word has length 65 [2020-07-20 10:41:16,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:16,008 INFO L479 AbstractCegarLoop]: Abstraction has 177 states and 209 transitions. [2020-07-20 10:41:16,009 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:41:16,009 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 209 transitions. [2020-07-20 10:41:16,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-07-20 10:41:16,011 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:16,011 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:16,225 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:16,226 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:16,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:16,226 INFO L82 PathProgramCache]: Analyzing trace with hash 913426984, now seen corresponding path program 1 times [2020-07-20 10:41:16,227 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:16,227 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1685064341] [2020-07-20 10:41:16,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:16,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 10:41:16,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:16,494 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-07-20 10:41:16,494 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:16,495 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1685064341] [2020-07-20 10:41:16,495 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:16,495 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 10:41:16,496 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013776858] [2020-07-20 10:41:16,496 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:41:16,496 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:16,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:41:16,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:41:16,497 INFO L87 Difference]: Start difference. First operand 177 states and 209 transitions. Second operand 6 states. [2020-07-20 10:41:16,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:16,677 INFO L93 Difference]: Finished difference Result 229 states and 275 transitions. [2020-07-20 10:41:16,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 10:41:16,678 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2020-07-20 10:41:16,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:16,679 INFO L225 Difference]: With dead ends: 229 [2020-07-20 10:41:16,679 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 10:41:16,681 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 10:41:16,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 10:41:16,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 10:41:16,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 10:41:16,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 10:41:16,682 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 104 [2020-07-20 10:41:16,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:16,682 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 10:41:16,682 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:41:16,683 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 10:41:16,683 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 10:41:16,892 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:16,895 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 10:41:17,581 INFO L268 CegarLoopResult]: For program point L407(lines 407 411) no Hoare annotation was computed. [2020-07-20 10:41:17,581 INFO L268 CegarLoopResult]: For program point L407-1(lines 407 411) no Hoare annotation was computed. [2020-07-20 10:41:17,581 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 376 431) no Hoare annotation was computed. [2020-07-20 10:41:17,581 INFO L268 CegarLoopResult]: For program point L402(line 402) no Hoare annotation was computed. [2020-07-20 10:41:17,581 INFO L268 CegarLoopResult]: For program point L401-2(lines 401 422) no Hoare annotation was computed. [2020-07-20 10:41:17,581 INFO L268 CegarLoopResult]: For program point L423(lines 400 424) no Hoare annotation was computed. [2020-07-20 10:41:17,582 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 376 431) no Hoare annotation was computed. [2020-07-20 10:41:17,582 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 376 431) no Hoare annotation was computed. [2020-07-20 10:41:17,582 INFO L268 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-07-20 10:41:17,582 INFO L268 CegarLoopResult]: For program point L477-1(line 477) no Hoare annotation was computed. [2020-07-20 10:41:17,582 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 432 491) no Hoare annotation was computed. [2020-07-20 10:41:17,583 INFO L268 CegarLoopResult]: For program point L464(lines 464 468) no Hoare annotation was computed. [2020-07-20 10:41:17,583 INFO L268 CegarLoopResult]: For program point L464-1(lines 464 468) no Hoare annotation was computed. [2020-07-20 10:41:17,583 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 432 491) no Hoare annotation was computed. [2020-07-20 10:41:17,583 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-07-20 10:41:17,583 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 432 491) no Hoare annotation was computed. [2020-07-20 10:41:17,583 INFO L268 CegarLoopResult]: For program point L458-2(lines 458 483) no Hoare annotation was computed. [2020-07-20 10:41:17,583 INFO L268 CegarLoopResult]: For program point L484(lines 457 485) no Hoare annotation was computed. [2020-07-20 10:41:17,584 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-20 10:41:17,584 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-20 10:41:17,584 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-20 10:41:17,584 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-20 10:41:17,584 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-20 10:41:17,584 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 198 220) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:17,584 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 198 220) no Hoare annotation was computed. [2020-07-20 10:41:17,586 INFO L264 CegarLoopResult]: At program point L210(line 210) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:17,586 INFO L264 CegarLoopResult]: At program point L210-1(line 210) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:17,586 INFO L268 CegarLoopResult]: For program point L208(lines 208 215) no Hoare annotation was computed. [2020-07-20 10:41:17,588 INFO L268 CegarLoopResult]: For program point L208-1(lines 208 215) no Hoare annotation was computed. [2020-07-20 10:41:17,588 INFO L268 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-07-20 10:41:17,588 INFO L264 CegarLoopResult]: At program point L205(line 205) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:17,588 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 198 220) no Hoare annotation was computed. [2020-07-20 10:41:17,588 INFO L264 CegarLoopResult]: At program point L204(line 204) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:17,589 INFO L264 CegarLoopResult]: At program point L204-1(line 204) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:17,589 INFO L268 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-07-20 10:41:17,589 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-07-20 10:41:17,589 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 155 178) no Hoare annotation was computed. [2020-07-20 10:41:17,589 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 155 178) no Hoare annotation was computed. [2020-07-20 10:41:17,589 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 155 178) no Hoare annotation was computed. [2020-07-20 10:41:17,590 INFO L268 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-07-20 10:41:17,590 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-07-20 10:41:17,590 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-07-20 10:41:17,590 INFO L268 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-07-20 10:41:17,590 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-07-20 10:41:17,590 INFO L268 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-07-20 10:41:17,591 INFO L268 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-07-20 10:41:17,591 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-07-20 10:41:17,591 INFO L268 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-07-20 10:41:17,591 INFO L268 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-07-20 10:41:17,591 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-07-20 10:41:17,591 INFO L268 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-07-20 10:41:17,594 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 798 806) no Hoare annotation was computed. [2020-07-20 10:41:17,594 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 798 806) the Hoare annotation is: true [2020-07-20 10:41:17,594 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 798 806) no Hoare annotation was computed. [2020-07-20 10:41:17,594 INFO L268 CegarLoopResult]: For program point L850-1(line 850) no Hoare annotation was computed. [2020-07-20 10:41:17,594 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 843 861) the Hoare annotation is: true [2020-07-20 10:41:17,594 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 843 861) no Hoare annotation was computed. [2020-07-20 10:41:17,594 INFO L268 CegarLoopResult]: For program point L852(lines 852 856) no Hoare annotation was computed. [2020-07-20 10:41:17,595 INFO L271 CegarLoopResult]: At program point L850(line 850) the Hoare annotation is: true [2020-07-20 10:41:17,595 INFO L268 CegarLoopResult]: For program point L852-2(lines 852 856) no Hoare annotation was computed. [2020-07-20 10:41:17,595 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 843 861) no Hoare annotation was computed. [2020-07-20 10:41:17,595 INFO L268 CegarLoopResult]: For program point L826(lines 826 834) no Hoare annotation was computed. [2020-07-20 10:41:17,595 INFO L268 CegarLoopResult]: For program point L826-2(lines 826 834) no Hoare annotation was computed. [2020-07-20 10:41:17,595 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 807 842) no Hoare annotation was computed. [2020-07-20 10:41:17,595 INFO L268 CegarLoopResult]: For program point L814(lines 814 822) no Hoare annotation was computed. [2020-07-20 10:41:17,595 INFO L268 CegarLoopResult]: For program point L814-2(lines 814 822) no Hoare annotation was computed. [2020-07-20 10:41:17,596 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 807 842) no Hoare annotation was computed. [2020-07-20 10:41:17,596 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-07-20 10:41:17,596 INFO L268 CegarLoopResult]: For program point L837-1(line 837) no Hoare annotation was computed. [2020-07-20 10:41:17,596 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 807 842) no Hoare annotation was computed. [2020-07-20 10:41:17,596 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-20 10:41:17,596 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-20 10:41:17,596 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 330 375) no Hoare annotation was computed. [2020-07-20 10:41:17,603 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 330 375) no Hoare annotation was computed. [2020-07-20 10:41:17,603 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 330 375) no Hoare annotation was computed. [2020-07-20 10:41:17,604 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 643 688) no Hoare annotation was computed. [2020-07-20 10:41:17,604 INFO L268 CegarLoopResult]: For program point L663(lines 663 670) no Hoare annotation was computed. [2020-07-20 10:41:17,604 INFO L268 CegarLoopResult]: For program point L657(lines 657 677) no Hoare annotation was computed. [2020-07-20 10:41:17,604 INFO L268 CegarLoopResult]: For program point L657-1(lines 657 677) no Hoare annotation was computed. [2020-07-20 10:41:17,604 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 643 688) no Hoare annotation was computed. [2020-07-20 10:41:17,604 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 643 688) no Hoare annotation was computed. [2020-07-20 10:41:17,604 INFO L264 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:17,604 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 187 197) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:17,605 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 187 197) no Hoare annotation was computed. [2020-07-20 10:41:17,605 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 187 197) no Hoare annotation was computed. [2020-07-20 10:41:17,605 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 787 797) no Hoare annotation was computed. [2020-07-20 10:41:17,605 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 787 797) no Hoare annotation was computed. [2020-07-20 10:41:17,605 INFO L268 CegarLoopResult]: For program point L792(line 792) no Hoare annotation was computed. [2020-07-20 10:41:17,607 INFO L268 CegarLoopResult]: For program point L792-1(line 792) no Hoare annotation was computed. [2020-07-20 10:41:17,607 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 787 797) no Hoare annotation was computed. [2020-07-20 10:41:17,607 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 779 786) the Hoare annotation is: true [2020-07-20 10:41:17,607 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 779 786) no Hoare annotation was computed. [2020-07-20 10:41:17,607 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 779 786) no Hoare annotation was computed. [2020-07-20 10:41:17,607 INFO L268 CegarLoopResult]: For program point L736(lines 736 744) no Hoare annotation was computed. [2020-07-20 10:41:17,608 INFO L264 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:17,608 INFO L268 CegarLoopResult]: For program point L734-1(line 734) no Hoare annotation was computed. [2020-07-20 10:41:17,608 INFO L268 CegarLoopResult]: For program point L732(lines 732 749) no Hoare annotation was computed. [2020-07-20 10:41:17,608 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 728 752) no Hoare annotation was computed. [2020-07-20 10:41:17,608 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 728 752) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:41:17,608 INFO L264 CegarLoopResult]: At program point L747(line 747) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:41:17,608 INFO L268 CegarLoopResult]: For program point L747-1(lines 728 752) no Hoare annotation was computed. [2020-07-20 10:41:17,608 INFO L264 CegarLoopResult]: At program point L742(line 742) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:17,609 INFO L264 CegarLoopResult]: At program point L738(line 738) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:17,609 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 720 726) no Hoare annotation was computed. [2020-07-20 10:41:17,609 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 720 726) the Hoare annotation is: true [2020-07-20 10:41:17,609 INFO L264 CegarLoopResult]: At program point L929(lines 880 930) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:17,610 INFO L264 CegarLoopResult]: At program point testENTRY(lines 871 936) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:17,610 INFO L268 CegarLoopResult]: For program point L919(lines 919 923) no Hoare annotation was computed. [2020-07-20 10:41:17,610 INFO L268 CegarLoopResult]: For program point testFINAL(lines 871 936) no Hoare annotation was computed. [2020-07-20 10:41:17,610 INFO L264 CegarLoopResult]: At program point L919-2(lines 911 924) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 10:41:17,610 INFO L268 CegarLoopResult]: For program point L882(lines 881 928) no Hoare annotation was computed. [2020-07-20 10:41:17,611 INFO L264 CegarLoopResult]: At program point L913(line 913) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 10:41:17,611 INFO L268 CegarLoopResult]: For program point L911(lines 911 924) no Hoare annotation was computed. [2020-07-20 10:41:17,611 INFO L264 CegarLoopResult]: At program point L903(line 903) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 10:41:17,611 INFO L268 CegarLoopResult]: For program point L901(lines 901 907) no Hoare annotation was computed. [2020-07-20 10:41:17,611 INFO L268 CegarLoopResult]: For program point L901-1(lines 901 907) no Hoare annotation was computed. [2020-07-20 10:41:17,611 INFO L264 CegarLoopResult]: At program point L926(lines 881 928) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 10:41:17,611 INFO L264 CegarLoopResult]: At program point L893(line 893) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 10:41:17,612 INFO L268 CegarLoopResult]: For program point L891(lines 891 897) no Hoare annotation was computed. [2020-07-20 10:41:17,612 INFO L268 CegarLoopResult]: For program point L891-1(lines 891 897) no Hoare annotation was computed. [2020-07-20 10:41:17,612 INFO L268 CegarLoopResult]: For program point L883(lines 883 887) no Hoare annotation was computed. [2020-07-20 10:41:17,612 INFO L268 CegarLoopResult]: For program point testEXIT(lines 871 936) no Hoare annotation was computed. [2020-07-20 10:41:17,612 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 597 642) no Hoare annotation was computed. [2020-07-20 10:41:17,612 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 597 642) no Hoare annotation was computed. [2020-07-20 10:41:17,612 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 597 642) no Hoare annotation was computed. [2020-07-20 10:41:17,612 INFO L268 CegarLoopResult]: For program point L617(lines 617 624) no Hoare annotation was computed. [2020-07-20 10:41:17,613 INFO L268 CegarLoopResult]: For program point L611(lines 611 631) no Hoare annotation was computed. [2020-07-20 10:41:17,613 INFO L268 CegarLoopResult]: For program point L611-1(lines 611 631) no Hoare annotation was computed. [2020-07-20 10:41:17,613 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 753 760) no Hoare annotation was computed. [2020-07-20 10:41:17,613 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 753 760) no Hoare annotation was computed. [2020-07-20 10:41:17,613 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 753 760) no Hoare annotation was computed. [2020-07-20 10:41:17,613 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 305 313) no Hoare annotation was computed. [2020-07-20 10:41:17,613 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 305 313) the Hoare annotation is: true [2020-07-20 10:41:17,614 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 305 313) no Hoare annotation was computed. [2020-07-20 10:41:17,614 INFO L268 CegarLoopResult]: For program point L98-1(lines 90 118) no Hoare annotation was computed. [2020-07-20 10:41:17,614 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 10:41:17,614 INFO L268 CegarLoopResult]: For program point L96-1(line 96) no Hoare annotation was computed. [2020-07-20 10:41:17,614 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 90 118) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 10:41:17,614 INFO L264 CegarLoopResult]: At program point L105(line 105) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:17,615 INFO L268 CegarLoopResult]: For program point L103(lines 103 109) no Hoare annotation was computed. [2020-07-20 10:41:17,615 INFO L268 CegarLoopResult]: For program point L102(lines 102 112) no Hoare annotation was computed. [2020-07-20 10:41:17,615 INFO L264 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 10:41:17,615 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 90 118) no Hoare annotation was computed. [2020-07-20 10:41:17,615 INFO L268 CegarLoopResult]: For program point L100-1(line 100) no Hoare annotation was computed. [2020-07-20 10:41:17,615 INFO L268 CegarLoopResult]: For program point L98(lines 98 115) no Hoare annotation was computed. [2020-07-20 10:41:17,615 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 82 89) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 10:41:17,615 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 82 89) no Hoare annotation was computed. [2020-07-20 10:41:17,616 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 82 89) no Hoare annotation was computed. [2020-07-20 10:41:17,616 INFO L268 CegarLoopResult]: For program point L281(lines 281 289) no Hoare annotation was computed. [2020-07-20 10:41:17,616 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 273 295) no Hoare annotation was computed. [2020-07-20 10:41:17,616 INFO L268 CegarLoopResult]: For program point L281-2(lines 281 289) no Hoare annotation was computed. [2020-07-20 10:41:17,616 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 273 295) no Hoare annotation was computed. [2020-07-20 10:41:17,616 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 273 295) no Hoare annotation was computed. [2020-07-20 10:41:17,616 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-20 10:41:17,616 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-20 10:41:17,616 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-20 10:41:17,617 INFO L268 CegarLoopResult]: For program point L545(lines 545 549) no Hoare annotation was computed. [2020-07-20 10:41:17,617 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 494 596) no Hoare annotation was computed. [2020-07-20 10:41:17,617 INFO L268 CegarLoopResult]: For program point L543-2(lines 543 563) no Hoare annotation was computed. [2020-07-20 10:41:17,617 INFO L268 CegarLoopResult]: For program point L564(lines 542 565) no Hoare annotation was computed. [2020-07-20 10:41:17,617 INFO L268 CegarLoopResult]: For program point L523(lines 523 539) no Hoare annotation was computed. [2020-07-20 10:41:17,617 INFO L268 CegarLoopResult]: For program point L583(lines 583 590) no Hoare annotation was computed. [2020-07-20 10:41:17,617 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 494 596) no Hoare annotation was computed. [2020-07-20 10:41:17,617 INFO L268 CegarLoopResult]: For program point L544(lines 543 563) no Hoare annotation was computed. [2020-07-20 10:41:17,617 INFO L268 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2020-07-20 10:41:17,618 INFO L268 CegarLoopResult]: For program point L575-1(line 575) no Hoare annotation was computed. [2020-07-20 10:41:17,618 INFO L268 CegarLoopResult]: For program point L540(lines 540 581) no Hoare annotation was computed. [2020-07-20 10:41:17,618 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 494 596) no Hoare annotation was computed. [2020-07-20 10:41:17,618 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-07-20 10:41:17,618 INFO L268 CegarLoopResult]: For program point L559-1(line 559) no Hoare annotation was computed. [2020-07-20 10:41:17,619 INFO L268 CegarLoopResult]: For program point L518(lines 518 522) no Hoare annotation was computed. [2020-07-20 10:41:17,619 INFO L268 CegarLoopResult]: For program point L582(lines 582 593) no Hoare annotation was computed. [2020-07-20 10:41:17,619 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:41:17,619 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:41:17,619 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:41:17,619 INFO L268 CegarLoopResult]: For program point L769(lines 769 775) no Hoare annotation was computed. [2020-07-20 10:41:17,619 INFO L268 CegarLoopResult]: For program point L767(line 767) no Hoare annotation was computed. [2020-07-20 10:41:17,619 INFO L268 CegarLoopResult]: For program point L767-1(line 767) no Hoare annotation was computed. [2020-07-20 10:41:17,620 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 762 778) no Hoare annotation was computed. [2020-07-20 10:41:17,621 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 762 778) no Hoare annotation was computed. [2020-07-20 10:41:17,621 INFO L268 CegarLoopResult]: For program point L773(line 773) no Hoare annotation was computed. [2020-07-20 10:41:17,621 INFO L268 CegarLoopResult]: For program point L773-1(lines 762 778) no Hoare annotation was computed. [2020-07-20 10:41:17,621 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 296 304) no Hoare annotation was computed. [2020-07-20 10:41:17,621 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 296 304) no Hoare annotation was computed. [2020-07-20 10:41:17,621 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 296 304) no Hoare annotation was computed. [2020-07-20 10:41:17,621 INFO L268 CegarLoopResult]: For program point L256-1(lines 252 263) no Hoare annotation was computed. [2020-07-20 10:41:17,621 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 252 263) the Hoare annotation is: true [2020-07-20 10:41:17,622 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 252 263) no Hoare annotation was computed. [2020-07-20 10:41:17,622 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:41:17,622 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 10:41:17,622 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:41:17,622 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 264 272) the Hoare annotation is: true [2020-07-20 10:41:17,622 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 264 272) no Hoare annotation was computed. [2020-07-20 10:41:17,622 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 264 272) no Hoare annotation was computed. [2020-07-20 10:41:17,622 INFO L264 CegarLoopResult]: At program point L702(line 702) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:17,623 INFO L268 CegarLoopResult]: For program point L700(lines 699 718) no Hoare annotation was computed. [2020-07-20 10:41:17,623 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 696 719) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:17,623 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 696 719) no Hoare annotation was computed. [2020-07-20 10:41:17,623 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 696 719) no Hoare annotation was computed. [2020-07-20 10:41:17,623 INFO L264 CegarLoopResult]: At program point L709(line 709) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:17,623 INFO L264 CegarLoopResult]: At program point L707(lines 707 713) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:17,626 INFO L271 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: true [2020-07-20 10:41:17,627 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 122 151) no Hoare annotation was computed. [2020-07-20 10:41:17,627 INFO L268 CegarLoopResult]: For program point L128-1(line 128) no Hoare annotation was computed. [2020-07-20 10:41:17,627 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 122 151) the Hoare annotation is: true [2020-07-20 10:41:17,627 INFO L271 CegarLoopResult]: At program point L147(lines 122 151) the Hoare annotation is: true [2020-07-20 10:41:17,627 INFO L268 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-07-20 10:41:17,627 INFO L268 CegarLoopResult]: For program point L136(lines 136 140) no Hoare annotation was computed. [2020-07-20 10:41:17,627 INFO L271 CegarLoopResult]: At program point L136-1(lines 136 140) the Hoare annotation is: true [2020-07-20 10:41:17,628 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-20 10:41:17,628 INFO L271 CegarLoopResult]: At program point L132-2(lines 132 146) the Hoare annotation is: true [2020-07-20 10:41:17,628 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 228 239) the Hoare annotation is: true [2020-07-20 10:41:17,629 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 228 239) no Hoare annotation was computed. [2020-07-20 10:41:17,629 INFO L268 CegarLoopResult]: For program point L232-1(lines 228 239) no Hoare annotation was computed. [2020-07-20 10:41:17,629 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 179 185) no Hoare annotation was computed. [2020-07-20 10:41:17,629 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 179 185) the Hoare annotation is: true [2020-07-20 10:41:17,629 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:41:17,629 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 10:41:17,629 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:41:17,629 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:41:17,630 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 862 869) no Hoare annotation was computed. [2020-07-20 10:41:17,630 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 862 869) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:41:17,630 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 862 869) no Hoare annotation was computed. [2020-07-20 10:41:17,630 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 240 251) no Hoare annotation was computed. [2020-07-20 10:41:17,630 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 240 251) the Hoare annotation is: true [2020-07-20 10:41:17,630 INFO L268 CegarLoopResult]: For program point L244-1(lines 240 251) no Hoare annotation was computed. [2020-07-20 10:41:17,630 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 315 322) no Hoare annotation was computed. [2020-07-20 10:41:17,630 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 319) no Hoare annotation was computed. [2020-07-20 10:41:17,631 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 315 322) the Hoare annotation is: true [2020-07-20 10:41:17,631 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 315 322) no Hoare annotation was computed. [2020-07-20 10:41:17,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:41:17 BoogieIcfgContainer [2020-07-20 10:41:17,659 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 10:41:17,664 INFO L168 Benchmark]: Toolchain (without parser) took 5806.86 ms. Allocated memory was 136.3 MB in the beginning and 306.7 MB in the end (delta: 170.4 MB). Free memory was 100.5 MB in the beginning and 230.2 MB in the end (delta: -129.6 MB). Peak memory consumption was 133.3 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:17,665 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 136.3 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 10:41:17,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.44 ms. Allocated memory was 136.3 MB in the beginning and 200.3 MB in the end (delta: 64.0 MB). Free memory was 100.1 MB in the beginning and 170.6 MB in the end (delta: -70.4 MB). Peak memory consumption was 30.2 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:17,672 INFO L168 Benchmark]: Boogie Preprocessor took 90.65 ms. Allocated memory is still 200.3 MB. Free memory was 170.6 MB in the beginning and 166.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:17,673 INFO L168 Benchmark]: RCFGBuilder took 1203.39 ms. Allocated memory was 200.3 MB in the beginning and 229.6 MB in the end (delta: 29.4 MB). Free memory was 166.2 MB in the beginning and 197.6 MB in the end (delta: -31.4 MB). Peak memory consumption was 89.5 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:17,674 INFO L168 Benchmark]: TraceAbstraction took 3795.47 ms. Allocated memory was 229.6 MB in the beginning and 306.7 MB in the end (delta: 77.1 MB). Free memory was 196.2 MB in the beginning and 230.2 MB in the end (delta: -34.0 MB). Peak memory consumption was 135.6 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:17,688 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 136.3 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 711.44 ms. Allocated memory was 136.3 MB in the beginning and 200.3 MB in the end (delta: 64.0 MB). Free memory was 100.1 MB in the beginning and 170.6 MB in the end (delta: -70.4 MB). Peak memory consumption was 30.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.65 ms. Allocated memory is still 200.3 MB. Free memory was 170.6 MB in the beginning and 166.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1203.39 ms. Allocated memory was 200.3 MB in the beginning and 229.6 MB in the end (delta: 29.4 MB). Free memory was 166.2 MB in the beginning and 197.6 MB in the end (delta: -31.4 MB). Peak memory consumption was 89.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3795.47 ms. Allocated memory was 229.6 MB in the beginning and 306.7 MB in the end (delta: 77.1 MB). Free memory was 196.2 MB in the beginning and 230.2 MB in the end (delta: -34.0 MB). Peak memory consumption was 135.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 319]: 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: 881]: Loop Invariant Derived loop invariant: ((!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || !(1 <= \old(systemActive))) || (((0 == methAndRunningLastTime && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.9s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 591 SDtfs, 231 SDslu, 400 SDs, 0 SdLazy, 57 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 327 GetRequests, 318 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=177occurred 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, 53 LocationsWithAnnotation, 191 PreInvPairs, 199 NumberOfFragments, 619 HoareAnnotationTreeSize, 191 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 53 FomulaSimplificationsInter, 256 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 329 NumberOfCodeBlocks, 329 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 324 ConstructedInterpolants, 0 QuantifiedInterpolants, 37132 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3589 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 35/35 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...