/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 01:01:08,499 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 01:01:08,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 01:01:08,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 01:01:08,521 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 01:01:08,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 01:01:08,525 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 01:01:08,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 01:01:08,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 01:01:08,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 01:01:08,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 01:01:08,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 01:01:08,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 01:01:08,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 01:01:08,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 01:01:08,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 01:01:08,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 01:01:08,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 01:01:08,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 01:01:08,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 01:01:08,569 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 01:01:08,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 01:01:08,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 01:01:08,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 01:01:08,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 01:01:08,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 01:01:08,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 01:01:08,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 01:01:08,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 01:01:08,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 01:01:08,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 01:01:08,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 01:01:08,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 01:01:08,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 01:01:08,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 01:01:08,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 01:01:08,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 01:01:08,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 01:01:08,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 01:01:08,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 01:01:08,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 01:01:08,592 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 [2019-11-07 01:01:08,624 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 01:01:08,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 01:01:08,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 01:01:08,630 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 01:01:08,632 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 01:01:08,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 01:01:08,633 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 01:01:08,633 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 01:01:08,633 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 01:01:08,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 01:01:08,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 01:01:08,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 01:01:08,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 01:01:08,634 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 01:01:08,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 01:01:08,635 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 01:01:08,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 01:01:08,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 01:01:08,635 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 01:01:08,635 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 01:01:08,636 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 01:01:08,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 01:01:08,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 01:01:08,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 01:01:08,638 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 01:01:08,638 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 01:01:08,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 01:01:08,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 01:01:08,638 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-11-07 01:01:08,928 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 01:01:08,940 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 01:01:08,944 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 01:01:08,946 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 01:01:08,946 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 01:01:08,947 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product04.cil.c [2019-11-07 01:01:09,024 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d3d228d9/482c53c519e74a2a888aab7dbf4aa382/FLAGad9d42479 [2019-11-07 01:01:09,564 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 01:01:09,565 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product04.cil.c [2019-11-07 01:01:09,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d3d228d9/482c53c519e74a2a888aab7dbf4aa382/FLAGad9d42479 [2019-11-07 01:01:09,823 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d3d228d9/482c53c519e74a2a888aab7dbf4aa382 [2019-11-07 01:01:09,831 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 01:01:09,833 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 01:01:09,834 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 01:01:09,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 01:01:09,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 01:01:09,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:01:09" (1/1) ... [2019-11-07 01:01:09,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@637e353a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:09, skipping insertion in model container [2019-11-07 01:01:09,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:01:09" (1/1) ... [2019-11-07 01:01:09,852 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 01:01:09,912 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 01:01:10,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:01:10,422 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 01:01:10,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:01:10,564 INFO L192 MainTranslator]: Completed translation [2019-11-07 01:01:10,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:10 WrapperNode [2019-11-07 01:01:10,564 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 01:01:10,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 01:01:10,565 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 01:01:10,566 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 01:01:10,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:10" (1/1) ... [2019-11-07 01:01:10,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:10" (1/1) ... [2019-11-07 01:01:10,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:10" (1/1) ... [2019-11-07 01:01:10,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:10" (1/1) ... [2019-11-07 01:01:10,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:10" (1/1) ... [2019-11-07 01:01:10,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:10" (1/1) ... [2019-11-07 01:01:10,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:10" (1/1) ... [2019-11-07 01:01:10,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 01:01:10,657 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 01:01:10,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 01:01:10,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 01:01:10,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:10" (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 [2019-11-07 01:01:10,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 01:01:10,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 01:01:10,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 01:01:10,720 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 01:01:10,720 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 01:01:10,720 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 01:01:10,721 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 01:01:10,721 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 01:01:10,721 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 01:01:10,721 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 01:01:10,721 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 01:01:10,722 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 01:01:10,722 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 01:01:10,722 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 01:01:10,722 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 01:01:10,722 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 01:01:10,724 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 01:01:10,724 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 01:01:10,725 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 01:01:10,725 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 01:01:10,725 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 01:01:10,725 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 01:01:10,725 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 01:01:10,726 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 01:01:10,726 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 01:01:10,726 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 01:01:10,726 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 01:01:10,726 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 01:01:10,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 01:01:10,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 01:01:10,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 01:01:10,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 01:01:10,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 01:01:10,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 01:01:10,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 01:01:10,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-11-07 01:01:10,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 01:01:10,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 01:01:10,728 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 01:01:10,729 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 01:01:10,729 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 01:01:10,729 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 01:01:10,729 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 01:01:10,730 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 01:01:10,730 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 01:01:10,730 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 01:01:10,730 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 01:01:10,730 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 01:01:10,730 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 01:01:10,731 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 01:01:10,731 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 01:01:10,731 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 01:01:10,731 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 01:01:10,731 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 01:01:10,731 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 01:01:10,731 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 01:01:10,732 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 01:01:10,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 01:01:10,732 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 01:01:10,732 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 01:01:10,732 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 01:01:10,732 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 01:01:10,733 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 01:01:10,733 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-11-07 01:01:10,734 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 01:01:10,734 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 01:01:10,734 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 01:01:10,734 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 01:01:10,734 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 01:01:10,734 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 01:01:10,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 01:01:10,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 01:01:10,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 01:01:10,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 01:01:10,736 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 01:01:10,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 01:01:10,736 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 01:01:10,736 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 01:01:10,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 01:01:10,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 01:01:10,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 01:01:10,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 01:01:10,738 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 01:01:10,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 01:01:10,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 01:01:10,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 01:01:11,878 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 01:01:11,878 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 01:01:11,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:01:11 BoogieIcfgContainer [2019-11-07 01:01:11,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 01:01:11,882 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 01:01:11,882 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 01:01:11,886 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 01:01:11,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:01:09" (1/3) ... [2019-11-07 01:01:11,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33094603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:01:11, skipping insertion in model container [2019-11-07 01:01:11,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:10" (2/3) ... [2019-11-07 01:01:11,889 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33094603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:01:11, skipping insertion in model container [2019-11-07 01:01:11,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:01:11" (3/3) ... [2019-11-07 01:01:11,890 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product04.cil.c [2019-11-07 01:01:11,901 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 01:01:11,910 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 01:01:11,923 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 01:01:11,951 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 01:01:11,951 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 01:01:11,951 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 01:01:11,951 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 01:01:11,952 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 01:01:11,952 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 01:01:11,952 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 01:01:11,952 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 01:01:11,974 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2019-11-07 01:01:11,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-07 01:01:11,985 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:01:11,986 INFO L410 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] [2019-11-07 01:01:11,988 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:01:11,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:01:11,993 INFO L82 PathProgramCache]: Analyzing trace with hash 1078669538, now seen corresponding path program 1 times [2019-11-07 01:01:12,002 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:01:12,002 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106330955] [2019-11-07 01:01:12,003 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:01:12,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:01:12,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:01:12,397 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106330955] [2019-11-07 01:01:12,398 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:01:12,399 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 01:01:12,399 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795166394] [2019-11-07 01:01:12,405 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 01:01:12,407 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:01:12,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 01:01:12,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 01:01:12,425 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 2 states. [2019-11-07 01:01:12,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:01:12,466 INFO L93 Difference]: Finished difference Result 188 states and 233 transitions. [2019-11-07 01:01:12,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 01:01:12,467 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-11-07 01:01:12,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:01:12,481 INFO L225 Difference]: With dead ends: 188 [2019-11-07 01:01:12,482 INFO L226 Difference]: Without dead ends: 94 [2019-11-07 01:01:12,487 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 01:01:12,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2019-11-07 01:01:12,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2019-11-07 01:01:12,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2019-11-07 01:01:12,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 108 transitions. [2019-11-07 01:01:12,549 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 108 transitions. Word has length 46 [2019-11-07 01:01:12,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:01:12,550 INFO L462 AbstractCegarLoop]: Abstraction has 94 states and 108 transitions. [2019-11-07 01:01:12,550 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 01:01:12,550 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2019-11-07 01:01:12,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-07 01:01:12,553 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:01:12,554 INFO L410 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] [2019-11-07 01:01:12,554 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:01:12,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:01:12,555 INFO L82 PathProgramCache]: Analyzing trace with hash -352011727, now seen corresponding path program 1 times [2019-11-07 01:01:12,555 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:01:12,555 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40820710] [2019-11-07 01:01:12,555 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:01:12,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:01:12,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:01:12,675 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40820710] [2019-11-07 01:01:12,676 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:01:12,677 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 01:01:12,677 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298329127] [2019-11-07 01:01:12,680 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 01:01:12,680 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:01:12,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 01:01:12,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:01:12,681 INFO L87 Difference]: Start difference. First operand 94 states and 108 transitions. Second operand 3 states. [2019-11-07 01:01:12,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:01:12,718 INFO L93 Difference]: Finished difference Result 124 states and 141 transitions. [2019-11-07 01:01:12,718 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 01:01:12,719 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-11-07 01:01:12,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:01:12,724 INFO L225 Difference]: With dead ends: 124 [2019-11-07 01:01:12,724 INFO L226 Difference]: Without dead ends: 85 [2019-11-07 01:01:12,727 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:01:12,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-11-07 01:01:12,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2019-11-07 01:01:12,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-11-07 01:01:12,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 96 transitions. [2019-11-07 01:01:12,749 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 96 transitions. Word has length 47 [2019-11-07 01:01:12,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:01:12,749 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 96 transitions. [2019-11-07 01:01:12,749 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 01:01:12,749 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2019-11-07 01:01:12,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-07 01:01:12,751 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:01:12,752 INFO L410 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] [2019-11-07 01:01:12,752 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:01:12,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:01:12,752 INFO L82 PathProgramCache]: Analyzing trace with hash -1517693929, now seen corresponding path program 1 times [2019-11-07 01:01:12,753 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:01:12,753 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603548480] [2019-11-07 01:01:12,753 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:01:12,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:01:12,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:01:12,952 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603548480] [2019-11-07 01:01:12,953 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:01:12,953 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 01:01:12,953 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294572636] [2019-11-07 01:01:12,954 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 01:01:12,954 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:01:12,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 01:01:12,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 01:01:12,955 INFO L87 Difference]: Start difference. First operand 85 states and 96 transitions. Second operand 7 states. [2019-11-07 01:01:13,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:01:13,306 INFO L93 Difference]: Finished difference Result 257 states and 308 transitions. [2019-11-07 01:01:13,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-07 01:01:13,307 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-11-07 01:01:13,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:01:13,310 INFO L225 Difference]: With dead ends: 257 [2019-11-07 01:01:13,310 INFO L226 Difference]: Without dead ends: 196 [2019-11-07 01:01:13,312 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-11-07 01:01:13,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2019-11-07 01:01:13,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 172. [2019-11-07 01:01:13,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2019-11-07 01:01:13,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 204 transitions. [2019-11-07 01:01:13,338 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 204 transitions. Word has length 52 [2019-11-07 01:01:13,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:01:13,339 INFO L462 AbstractCegarLoop]: Abstraction has 172 states and 204 transitions. [2019-11-07 01:01:13,339 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 01:01:13,339 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 204 transitions. [2019-11-07 01:01:13,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-07 01:01:13,341 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:01:13,342 INFO L410 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] [2019-11-07 01:01:13,342 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:01:13,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:01:13,342 INFO L82 PathProgramCache]: Analyzing trace with hash 818013324, now seen corresponding path program 1 times [2019-11-07 01:01:13,343 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:01:13,343 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753342861] [2019-11-07 01:01:13,343 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:01:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:01:13,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:01:13,531 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753342861] [2019-11-07 01:01:13,531 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:01:13,531 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-11-07 01:01:13,532 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713877043] [2019-11-07 01:01:13,533 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-07 01:01:13,533 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:01:13,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-07 01:01:13,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-11-07 01:01:13,534 INFO L87 Difference]: Start difference. First operand 172 states and 204 transitions. Second operand 10 states. [2019-11-07 01:01:14,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:01:14,007 INFO L93 Difference]: Finished difference Result 568 states and 735 transitions. [2019-11-07 01:01:14,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-11-07 01:01:14,008 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2019-11-07 01:01:14,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:01:14,018 INFO L225 Difference]: With dead ends: 568 [2019-11-07 01:01:14,018 INFO L226 Difference]: Without dead ends: 420 [2019-11-07 01:01:14,021 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-11-07 01:01:14,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2019-11-07 01:01:14,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 408. [2019-11-07 01:01:14,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2019-11-07 01:01:14,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 502 transitions. [2019-11-07 01:01:14,104 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 502 transitions. Word has length 55 [2019-11-07 01:01:14,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:01:14,105 INFO L462 AbstractCegarLoop]: Abstraction has 408 states and 502 transitions. [2019-11-07 01:01:14,105 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-07 01:01:14,106 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 502 transitions. [2019-11-07 01:01:14,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-07 01:01:14,113 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:01:14,113 INFO L410 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] [2019-11-07 01:01:14,113 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:01:14,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:01:14,117 INFO L82 PathProgramCache]: Analyzing trace with hash 514323110, now seen corresponding path program 1 times [2019-11-07 01:01:14,118 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:01:14,122 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848171556] [2019-11-07 01:01:14,122 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:01:14,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:01:14,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:01:14,192 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848171556] [2019-11-07 01:01:14,192 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:01:14,192 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 01:01:14,192 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864825047] [2019-11-07 01:01:14,193 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 01:01:14,193 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:01:14,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 01:01:14,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:01:14,194 INFO L87 Difference]: Start difference. First operand 408 states and 502 transitions. Second operand 3 states. [2019-11-07 01:01:14,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:01:14,226 INFO L93 Difference]: Finished difference Result 750 states and 937 transitions. [2019-11-07 01:01:14,227 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 01:01:14,227 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2019-11-07 01:01:14,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:01:14,233 INFO L225 Difference]: With dead ends: 750 [2019-11-07 01:01:14,234 INFO L226 Difference]: Without dead ends: 366 [2019-11-07 01:01:14,237 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:01:14,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2019-11-07 01:01:14,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 366. [2019-11-07 01:01:14,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2019-11-07 01:01:14,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 428 transitions. [2019-11-07 01:01:14,277 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 428 transitions. Word has length 59 [2019-11-07 01:01:14,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:01:14,279 INFO L462 AbstractCegarLoop]: Abstraction has 366 states and 428 transitions. [2019-11-07 01:01:14,280 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 01:01:14,280 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 428 transitions. [2019-11-07 01:01:14,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-07 01:01:14,283 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:01:14,284 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:01:14,284 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:01:14,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:01:14,284 INFO L82 PathProgramCache]: Analyzing trace with hash -1399137902, now seen corresponding path program 1 times [2019-11-07 01:01:14,285 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:01:14,285 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197080173] [2019-11-07 01:01:14,285 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:01:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:01:14,452 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-07 01:01:14,453 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197080173] [2019-11-07 01:01:14,454 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:01:14,454 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 01:01:14,455 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105930543] [2019-11-07 01:01:14,456 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 01:01:14,457 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:01:14,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 01:01:14,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-07 01:01:14,457 INFO L87 Difference]: Start difference. First operand 366 states and 428 transitions. Second operand 7 states. [2019-11-07 01:01:14,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:01:14,769 INFO L93 Difference]: Finished difference Result 372 states and 434 transitions. [2019-11-07 01:01:14,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 01:01:14,769 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2019-11-07 01:01:14,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:01:14,770 INFO L225 Difference]: With dead ends: 372 [2019-11-07 01:01:14,770 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 01:01:14,773 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-11-07 01:01:14,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 01:01:14,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 01:01:14,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 01:01:14,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 01:01:14,774 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 89 [2019-11-07 01:01:14,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:01:14,775 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 01:01:14,775 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 01:01:14,775 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 01:01:14,775 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 01:01:14,781 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 01:01:15,280 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 20 [2019-11-07 01:01:15,796 INFO L443 ceAbstractionStarter]: For program point L545-2(lines 545 566) no Hoare annotation was computed. [2019-11-07 01:01:15,796 INFO L443 ceAbstractionStarter]: For program point L567(lines 544 568) no Hoare annotation was computed. [2019-11-07 01:01:15,797 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 520 575) no Hoare annotation was computed. [2019-11-07 01:01:15,797 INFO L443 ceAbstractionStarter]: For program point L551(lines 551 555) no Hoare annotation was computed. [2019-11-07 01:01:15,797 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 520 575) no Hoare annotation was computed. [2019-11-07 01:01:15,797 INFO L443 ceAbstractionStarter]: For program point L551-1(lines 551 555) no Hoare annotation was computed. [2019-11-07 01:01:15,797 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 520 575) no Hoare annotation was computed. [2019-11-07 01:01:15,797 INFO L443 ceAbstractionStarter]: For program point L546(line 546) no Hoare annotation was computed. [2019-11-07 01:01:15,797 INFO L443 ceAbstractionStarter]: For program point L608(lines 608 612) no Hoare annotation was computed. [2019-11-07 01:01:15,798 INFO L443 ceAbstractionStarter]: For program point L608-1(lines 608 612) no Hoare annotation was computed. [2019-11-07 01:01:15,798 INFO L443 ceAbstractionStarter]: For program point L603(line 603) no Hoare annotation was computed. [2019-11-07 01:01:15,798 INFO L443 ceAbstractionStarter]: For program point L602-2(lines 602 627) no Hoare annotation was computed. [2019-11-07 01:01:15,798 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 576 635) no Hoare annotation was computed. [2019-11-07 01:01:15,798 INFO L443 ceAbstractionStarter]: For program point L628(lines 601 629) no Hoare annotation was computed. [2019-11-07 01:01:15,798 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 576 635) no Hoare annotation was computed. [2019-11-07 01:01:15,798 INFO L443 ceAbstractionStarter]: For program point L621(line 621) no Hoare annotation was computed. [2019-11-07 01:01:15,799 INFO L443 ceAbstractionStarter]: For program point L621-1(line 621) no Hoare annotation was computed. [2019-11-07 01:01:15,799 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 576 635) no Hoare annotation was computed. [2019-11-07 01:01:15,799 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 162 168) the Hoare annotation is: true [2019-11-07 01:01:15,799 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 162 168) no Hoare annotation was computed. [2019-11-07 01:01:15,799 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 169 177) no Hoare annotation was computed. [2019-11-07 01:01:15,800 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 169 177) the Hoare annotation is: true [2019-11-07 01:01:15,800 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 169 177) no Hoare annotation was computed. [2019-11-07 01:01:15,800 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 843 867) the Hoare annotation is: true [2019-11-07 01:01:15,800 INFO L439 ceAbstractionStarter]: At program point L857(line 857) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-11-07 01:01:15,800 INFO L443 ceAbstractionStarter]: For program point L855(lines 855 861) no Hoare annotation was computed. [2019-11-07 01:01:15,800 INFO L439 ceAbstractionStarter]: At program point L853(line 853) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0)) [2019-11-07 01:01:15,800 INFO L443 ceAbstractionStarter]: For program point L853-1(line 853) no Hoare annotation was computed. [2019-11-07 01:01:15,801 INFO L443 ceAbstractionStarter]: For program point L851(lines 851 864) no Hoare annotation was computed. [2019-11-07 01:01:15,801 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 843 867) no Hoare annotation was computed. [2019-11-07 01:01:15,801 INFO L443 ceAbstractionStarter]: For program point L851-1(lines 843 867) no Hoare annotation was computed. [2019-11-07 01:01:15,801 INFO L446 ceAbstractionStarter]: At program point L849(line 849) the Hoare annotation is: true [2019-11-07 01:01:15,801 INFO L443 ceAbstractionStarter]: For program point L849-1(line 849) no Hoare annotation was computed. [2019-11-07 01:01:15,801 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2019-11-07 01:01:15,801 INFO L443 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2019-11-07 01:01:15,802 INFO L439 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-07 01:01:15,802 INFO L439 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-07 01:01:15,802 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-07 01:01:15,802 INFO L439 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-07 01:01:15,803 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2019-11-07 01:01:15,803 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2019-11-07 01:01:15,803 INFO L439 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= 1 ~waterLevel~0) (= main_~tmp~0 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-07 01:01:15,803 INFO L439 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= 1 ~waterLevel~0) (= main_~tmp~0 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-07 01:01:15,803 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-11-07 01:01:15,803 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-11-07 01:01:15,803 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-11-07 01:01:15,804 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-11-07 01:01:15,804 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-11-07 01:01:15,804 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-11-07 01:01:15,804 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-07 01:01:15,804 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-11-07 01:01:15,804 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-11-07 01:01:15,804 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-07 01:01:15,805 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-11-07 01:01:15,805 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-11-07 01:01:15,805 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-07 01:01:15,805 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-11-07 01:01:15,805 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-11-07 01:01:15,805 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-07 01:01:15,805 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-11-07 01:01:15,805 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-11-07 01:01:15,806 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 375 389) no Hoare annotation was computed. [2019-11-07 01:01:15,806 INFO L439 ceAbstractionStarter]: At program point L381(line 381) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-11-07 01:01:15,806 INFO L443 ceAbstractionStarter]: For program point L379(lines 379 385) no Hoare annotation was computed. [2019-11-07 01:01:15,806 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 375 389) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-11-07 01:01:15,806 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 375 389) no Hoare annotation was computed. [2019-11-07 01:01:15,807 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 330 338) no Hoare annotation was computed. [2019-11-07 01:01:15,807 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 330 338) the Hoare annotation is: true [2019-11-07 01:01:15,807 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 330 338) no Hoare annotation was computed. [2019-11-07 01:01:15,807 INFO L443 ceAbstractionStarter]: For program point L346(lines 346 354) no Hoare annotation was computed. [2019-11-07 01:01:15,807 INFO L443 ceAbstractionStarter]: For program point L346-2(lines 346 354) no Hoare annotation was computed. [2019-11-07 01:01:15,807 INFO L443 ceAbstractionStarter]: For program point L369(line 369) no Hoare annotation was computed. [2019-11-07 01:01:15,807 INFO L443 ceAbstractionStarter]: For program point L369-1(line 369) no Hoare annotation was computed. [2019-11-07 01:01:15,807 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 339 374) no Hoare annotation was computed. [2019-11-07 01:01:15,808 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 339 374) no Hoare annotation was computed. [2019-11-07 01:01:15,808 INFO L443 ceAbstractionStarter]: For program point L358(lines 358 366) no Hoare annotation was computed. [2019-11-07 01:01:15,808 INFO L443 ceAbstractionStarter]: For program point L358-2(lines 358 366) no Hoare annotation was computed. [2019-11-07 01:01:15,808 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 339 374) no Hoare annotation was computed. [2019-11-07 01:01:15,808 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 155 161) no Hoare annotation was computed. [2019-11-07 01:01:15,808 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 155 161) the Hoare annotation is: true [2019-11-07 01:01:15,808 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 474 519) no Hoare annotation was computed. [2019-11-07 01:01:15,808 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 474 519) no Hoare annotation was computed. [2019-11-07 01:01:15,809 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 474 519) no Hoare annotation was computed. [2019-11-07 01:01:15,809 INFO L443 ceAbstractionStarter]: For program point L801(lines 801 821) no Hoare annotation was computed. [2019-11-07 01:01:15,809 INFO L443 ceAbstractionStarter]: For program point L801-1(lines 801 821) no Hoare annotation was computed. [2019-11-07 01:01:15,809 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 787 832) no Hoare annotation was computed. [2019-11-07 01:01:15,809 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 787 832) no Hoare annotation was computed. [2019-11-07 01:01:15,809 INFO L443 ceAbstractionStarter]: For program point L807(lines 807 814) no Hoare annotation was computed. [2019-11-07 01:01:15,809 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 787 832) no Hoare annotation was computed. [2019-11-07 01:01:15,810 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-07 01:01:15,810 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2019-11-07 01:01:15,810 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2019-11-07 01:01:15,810 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 319 329) no Hoare annotation was computed. [2019-11-07 01:01:15,810 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 319 329) no Hoare annotation was computed. [2019-11-07 01:01:15,810 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 319 329) no Hoare annotation was computed. [2019-11-07 01:01:15,810 INFO L443 ceAbstractionStarter]: For program point L324(line 324) no Hoare annotation was computed. [2019-11-07 01:01:15,810 INFO L443 ceAbstractionStarter]: For program point L324-1(line 324) no Hoare annotation was computed. [2019-11-07 01:01:15,811 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 311 318) the Hoare annotation is: true [2019-11-07 01:01:15,811 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 311 318) no Hoare annotation was computed. [2019-11-07 01:01:15,811 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 311 318) no Hoare annotation was computed. [2019-11-07 01:01:15,811 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 296 302) no Hoare annotation was computed. [2019-11-07 01:01:15,811 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 296 302) the Hoare annotation is: true [2019-11-07 01:01:15,811 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 399 466) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-07 01:01:15,811 INFO L443 ceAbstractionStarter]: For program point L411(lines 411 415) no Hoare annotation was computed. [2019-11-07 01:01:15,812 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 399 466) no Hoare annotation was computed. [2019-11-07 01:01:15,812 INFO L439 ceAbstractionStarter]: At program point L459(lines 408 460) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-07 01:01:15,812 INFO L439 ceAbstractionStarter]: At program point L449(line 449) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-07 01:01:15,812 INFO L443 ceAbstractionStarter]: For program point L447(lines 447 453) no Hoare annotation was computed. [2019-11-07 01:01:15,812 INFO L439 ceAbstractionStarter]: At program point L447-1(lines 439 454) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-07 01:01:15,812 INFO L443 ceAbstractionStarter]: For program point L410(lines 409 458) no Hoare annotation was computed. [2019-11-07 01:01:15,812 INFO L439 ceAbstractionStarter]: At program point L441(line 441) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-07 01:01:15,813 INFO L443 ceAbstractionStarter]: For program point L439(lines 439 454) no Hoare annotation was computed. [2019-11-07 01:01:15,813 INFO L439 ceAbstractionStarter]: At program point L431(line 431) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-07 01:01:15,813 INFO L443 ceAbstractionStarter]: For program point L429(lines 429 435) no Hoare annotation was computed. [2019-11-07 01:01:15,813 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 429 435) no Hoare annotation was computed. [2019-11-07 01:01:15,813 INFO L439 ceAbstractionStarter]: At program point L456(lines 409 458) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-07 01:01:15,813 INFO L439 ceAbstractionStarter]: At program point L421(line 421) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-07 01:01:15,814 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 425) no Hoare annotation was computed. [2019-11-07 01:01:15,814 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 399 466) no Hoare annotation was computed. [2019-11-07 01:01:15,814 INFO L443 ceAbstractionStarter]: For program point L419-1(lines 419 425) no Hoare annotation was computed. [2019-11-07 01:01:15,814 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 741 786) no Hoare annotation was computed. [2019-11-07 01:01:15,814 INFO L443 ceAbstractionStarter]: For program point L761(lines 761 768) no Hoare annotation was computed. [2019-11-07 01:01:15,814 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 741 786) no Hoare annotation was computed. [2019-11-07 01:01:15,814 INFO L443 ceAbstractionStarter]: For program point L755(lines 755 775) no Hoare annotation was computed. [2019-11-07 01:01:15,815 INFO L443 ceAbstractionStarter]: For program point L755-1(lines 755 775) no Hoare annotation was computed. [2019-11-07 01:01:15,815 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 741 786) no Hoare annotation was computed. [2019-11-07 01:01:15,815 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-11-07 01:01:15,815 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-11-07 01:01:15,815 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 230 252) no Hoare annotation was computed. [2019-11-07 01:01:15,815 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 230 252) no Hoare annotation was computed. [2019-11-07 01:01:15,815 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 230 252) no Hoare annotation was computed. [2019-11-07 01:01:15,816 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 145 154) no Hoare annotation was computed. [2019-11-07 01:01:15,816 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 145 154) no Hoare annotation was computed. [2019-11-07 01:01:15,816 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 145 154) no Hoare annotation was computed. [2019-11-07 01:01:15,816 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 638 740) no Hoare annotation was computed. [2019-11-07 01:01:15,816 INFO L443 ceAbstractionStarter]: For program point L667(lines 667 683) no Hoare annotation was computed. [2019-11-07 01:01:15,816 INFO L443 ceAbstractionStarter]: For program point L727(lines 727 734) no Hoare annotation was computed. [2019-11-07 01:01:15,816 INFO L443 ceAbstractionStarter]: For program point L688(lines 687 707) no Hoare annotation was computed. [2019-11-07 01:01:15,816 INFO L443 ceAbstractionStarter]: For program point L719(line 719) no Hoare annotation was computed. [2019-11-07 01:01:15,817 INFO L443 ceAbstractionStarter]: For program point L719-1(line 719) no Hoare annotation was computed. [2019-11-07 01:01:15,817 INFO L443 ceAbstractionStarter]: For program point L684(lines 684 725) no Hoare annotation was computed. [2019-11-07 01:01:15,817 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 638 740) no Hoare annotation was computed. [2019-11-07 01:01:15,817 INFO L443 ceAbstractionStarter]: For program point L703(line 703) no Hoare annotation was computed. [2019-11-07 01:01:15,817 INFO L443 ceAbstractionStarter]: For program point L703-1(line 703) no Hoare annotation was computed. [2019-11-07 01:01:15,817 INFO L443 ceAbstractionStarter]: For program point L662(lines 662 666) no Hoare annotation was computed. [2019-11-07 01:01:15,817 INFO L443 ceAbstractionStarter]: For program point L726(lines 726 737) no Hoare annotation was computed. [2019-11-07 01:01:15,817 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 638 740) no Hoare annotation was computed. [2019-11-07 01:01:15,818 INFO L443 ceAbstractionStarter]: For program point L689(lines 689 693) no Hoare annotation was computed. [2019-11-07 01:01:15,818 INFO L443 ceAbstractionStarter]: For program point L687-2(lines 687 707) no Hoare annotation was computed. [2019-11-07 01:01:15,818 INFO L443 ceAbstractionStarter]: For program point L708(lines 686 709) no Hoare annotation was computed. [2019-11-07 01:01:15,818 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:01:15,818 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-11-07 01:01:15,818 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:01:15,818 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 303 310) no Hoare annotation was computed. [2019-11-07 01:01:15,819 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 303 310) no Hoare annotation was computed. [2019-11-07 01:01:15,819 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 303 310) no Hoare annotation was computed. [2019-11-07 01:01:15,819 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 253 261) the Hoare annotation is: true [2019-11-07 01:01:15,819 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 253 261) no Hoare annotation was computed. [2019-11-07 01:01:15,819 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 253 261) no Hoare annotation was computed. [2019-11-07 01:01:15,819 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 209 220) the Hoare annotation is: true [2019-11-07 01:01:15,819 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 209 220) no Hoare annotation was computed. [2019-11-07 01:01:15,820 INFO L443 ceAbstractionStarter]: For program point L213-1(lines 209 220) no Hoare annotation was computed. [2019-11-07 01:01:15,820 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:01:15,820 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 01:01:15,820 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:01:15,820 INFO L439 ceAbstractionStarter]: At program point L285(line 285) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= 0 ~systemActive~0))) (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)))) [2019-11-07 01:01:15,820 INFO L439 ceAbstractionStarter]: At program point L283(lines 283 289) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)))) [2019-11-07 01:01:15,820 INFO L439 ceAbstractionStarter]: At program point L278(line 278) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-11-07 01:01:15,821 INFO L443 ceAbstractionStarter]: For program point L276(lines 275 294) no Hoare annotation was computed. [2019-11-07 01:01:15,821 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 272 295) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)))) [2019-11-07 01:01:15,821 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 272 295) no Hoare annotation was computed. [2019-11-07 01:01:15,821 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 272 295) no Hoare annotation was computed. [2019-11-07 01:01:15,821 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-11-07 01:01:15,821 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-11-07 01:01:15,821 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-11-07 01:01:15,822 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-11-07 01:01:15,822 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-11-07 01:01:15,822 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-11-07 01:01:15,822 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-11-07 01:01:15,822 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-11-07 01:01:15,822 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-11-07 01:01:15,822 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-11-07 01:01:15,822 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 221 229) no Hoare annotation was computed. [2019-11-07 01:01:15,823 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 221 229) no Hoare annotation was computed. [2019-11-07 01:01:15,823 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 221 229) no Hoare annotation was computed. [2019-11-07 01:01:15,823 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 185 196) the Hoare annotation is: true [2019-11-07 01:01:15,823 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 185 196) no Hoare annotation was computed. [2019-11-07 01:01:15,823 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 185 196) no Hoare annotation was computed. [2019-11-07 01:01:15,823 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-11-07 01:01:15,823 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-11-07 01:01:15,824 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:01:15,824 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-07 01:01:15,824 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 01:01:15,824 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:01:15,824 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 390 397) no Hoare annotation was computed. [2019-11-07 01:01:15,824 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 390 397) the Hoare annotation is: true [2019-11-07 01:01:15,824 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 390 397) no Hoare annotation was computed. [2019-11-07 01:01:15,825 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 197 208) no Hoare annotation was computed. [2019-11-07 01:01:15,825 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 197 208) no Hoare annotation was computed. [2019-11-07 01:01:15,825 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 197 208) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0)) [2019-11-07 01:01:15,825 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 834 841) no Hoare annotation was computed. [2019-11-07 01:01:15,825 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 834 841) the Hoare annotation is: true [2019-11-07 01:01:15,825 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 838) no Hoare annotation was computed. [2019-11-07 01:01:15,826 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 834 841) no Hoare annotation was computed. [2019-11-07 01:01:15,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:01:15 BoogieIcfgContainer [2019-11-07 01:01:15,840 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 01:01:15,842 INFO L168 Benchmark]: Toolchain (without parser) took 6008.63 ms. Allocated memory was 142.6 MB in the beginning and 286.3 MB in the end (delta: 143.7 MB). Free memory was 100.8 MB in the beginning and 181.4 MB in the end (delta: -80.6 MB). Peak memory consumption was 117.0 MB. Max. memory is 7.1 GB. [2019-11-07 01:01:15,843 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 142.6 MB. Free memory was 120.5 MB in the beginning and 120.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-07 01:01:15,844 INFO L168 Benchmark]: CACSL2BoogieTranslator took 730.81 ms. Allocated memory was 142.6 MB in the beginning and 201.9 MB in the end (delta: 59.2 MB). Free memory was 100.6 MB in the beginning and 167.7 MB in the end (delta: -67.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2019-11-07 01:01:15,845 INFO L168 Benchmark]: Boogie Preprocessor took 91.28 ms. Allocated memory is still 201.9 MB. Free memory was 167.7 MB in the beginning and 163.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-11-07 01:01:15,846 INFO L168 Benchmark]: RCFGBuilder took 1222.90 ms. Allocated memory was 201.9 MB in the beginning and 233.3 MB in the end (delta: 31.5 MB). Free memory was 163.6 MB in the beginning and 200.2 MB in the end (delta: -36.7 MB). Peak memory consumption was 82.7 MB. Max. memory is 7.1 GB. [2019-11-07 01:01:15,847 INFO L168 Benchmark]: TraceAbstraction took 3958.05 ms. Allocated memory was 233.3 MB in the beginning and 286.3 MB in the end (delta: 53.0 MB). Free memory was 200.2 MB in the beginning and 181.4 MB in the end (delta: 18.8 MB). Peak memory consumption was 125.7 MB. Max. memory is 7.1 GB. [2019-11-07 01:01:15,851 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 142.6 MB. Free memory was 120.5 MB in the beginning and 120.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 730.81 ms. Allocated memory was 142.6 MB in the beginning and 201.9 MB in the end (delta: 59.2 MB). Free memory was 100.6 MB in the beginning and 167.7 MB in the end (delta: -67.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.28 ms. Allocated memory is still 201.9 MB. Free memory was 167.7 MB in the beginning and 163.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1222.90 ms. Allocated memory was 201.9 MB in the beginning and 233.3 MB in the end (delta: 31.5 MB). Free memory was 163.6 MB in the beginning and 200.2 MB in the end (delta: -36.7 MB). Peak memory consumption was 82.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3958.05 ms. Allocated memory was 233.3 MB in the beginning and 286.3 MB in the end (delta: 53.0 MB). Free memory was 200.2 MB in the beginning and 181.4 MB in the end (delta: 18.8 MB). Peak memory consumption was 125.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 838]: 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: 409]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 204 locations, 1 error locations. Result: SAFE, OverallTime: 3.8s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, HoareTripleCheckerStatistics: 585 SDtfs, 429 SDslu, 1218 SDs, 0 SdLazy, 541 SolverSat, 98 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=408occurred 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: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 36 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 383 PreInvPairs, 444 NumberOfFragments, 480 HoareAnnotationTreeSize, 383 FomulaSimplifications, 693 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 46 FomulaSimplificationsInter, 2127 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 348 NumberOfCodeBlocks, 348 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 342 ConstructedInterpolants, 0 QuantifiedInterpolants, 41424 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 24/24 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...