/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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 22:02:30,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 22:02:30,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 22:02:30,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 22:02:30,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 22:02:30,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 22:02:30,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 22:02:30,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 22:02:30,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 22:02:30,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 22:02:30,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 22:02:30,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 22:02:30,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 22:02:30,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 22:02:30,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 22:02:30,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 22:02:30,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 22:02:30,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 22:02:30,587 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 22:02:30,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 22:02:30,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 22:02:30,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 22:02:30,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 22:02:30,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 22:02:30,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 22:02:30,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 22:02:30,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 22:02:30,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 22:02:30,610 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 22:02:30,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 22:02:30,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 22:02:30,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 22:02:30,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 22:02:30,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 22:02:30,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 22:02:30,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 22:02:30,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 22:02:30,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 22:02:30,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 22:02:30,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 22:02:30,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 22:02:30,625 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 [2019-11-06 22:02:30,650 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 22:02:30,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 22:02:30,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 22:02:30,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 22:02:30,655 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 22:02:30,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 22:02:30,655 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 22:02:30,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 22:02:30,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 22:02:30,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 22:02:30,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 22:02:30,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 22:02:30,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 22:02:30,657 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 22:02:30,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 22:02:30,657 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 22:02:30,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 22:02:30,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 22:02:30,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 22:02:30,658 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 22:02:30,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 22:02:30,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 22:02:30,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 22:02:30,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 22:02:30,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 22:02:30,659 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 22:02:30,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 22:02:30,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 22:02:30,660 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 22:02:30,920 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 22:02:30,931 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 22:02:30,936 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 22:02:30,937 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 22:02:30,938 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 22:02:30,939 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product20.cil.c [2019-11-06 22:02:31,012 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e02474ece/665482f0929b4e058f712a53032acda2/FLAG32351df66 [2019-11-06 22:02:31,603 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 22:02:31,604 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product20.cil.c [2019-11-06 22:02:31,620 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e02474ece/665482f0929b4e058f712a53032acda2/FLAG32351df66 [2019-11-06 22:02:31,933 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e02474ece/665482f0929b4e058f712a53032acda2 [2019-11-06 22:02:31,941 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 22:02:31,943 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 22:02:31,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 22:02:31,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 22:02:31,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 22:02:31,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:02:31" (1/1) ... [2019-11-06 22:02:31,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2748d2a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:31, skipping insertion in model container [2019-11-06 22:02:31,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:02:31" (1/1) ... [2019-11-06 22:02:31,959 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 22:02:32,019 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 22:02:32,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 22:02:32,503 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 22:02:32,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 22:02:32,644 INFO L192 MainTranslator]: Completed translation [2019-11-06 22:02:32,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:32 WrapperNode [2019-11-06 22:02:32,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 22:02:32,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 22:02:32,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 22:02:32,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 22:02:32,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:32" (1/1) ... [2019-11-06 22:02:32,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:32" (1/1) ... [2019-11-06 22:02:32,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:32" (1/1) ... [2019-11-06 22:02:32,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:32" (1/1) ... [2019-11-06 22:02:32,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:32" (1/1) ... [2019-11-06 22:02:32,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:32" (1/1) ... [2019-11-06 22:02:32,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:32" (1/1) ... [2019-11-06 22:02:32,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 22:02:32,737 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 22:02:32,737 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 22:02:32,737 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 22:02:32,738 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:32" (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 [2019-11-06 22:02:32,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 22:02:32,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 22:02:32,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 22:02:32,795 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 22:02:32,795 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 22:02:32,796 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 22:02:32,796 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 22:02:32,796 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-06 22:02:32,796 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-06 22:02:32,796 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-06 22:02:32,796 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-06 22:02:32,796 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-06 22:02:32,797 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-06 22:02:32,797 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-06 22:02:32,797 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-06 22:02:32,797 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-06 22:02:32,797 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 22:02:32,798 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-06 22:02:32,798 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 22:02:32,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 22:02:32,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 22:02:32,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 22:02:32,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 22:02:32,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 22:02:32,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 22:02:32,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 22:02:32,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-11-06 22:02:32,799 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-06 22:02:32,799 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-06 22:02:32,800 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-06 22:02:32,800 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-06 22:02:32,800 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-06 22:02:32,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-06 22:02:32,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-06 22:02:32,800 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-06 22:02:32,801 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-06 22:02:32,801 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-06 22:02:32,801 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-06 22:02:32,801 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 22:02:32,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 22:02:32,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 22:02:32,802 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 22:02:32,802 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 22:02:32,802 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 22:02:32,802 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 22:02:32,802 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 22:02:32,802 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-06 22:02:32,802 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-06 22:02:32,803 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-06 22:02:32,803 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-06 22:02:32,803 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-06 22:02:32,803 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-06 22:02:32,803 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-06 22:02:32,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 22:02:32,803 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-06 22:02:32,804 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-06 22:02:32,804 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-06 22:02:32,804 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-06 22:02:32,804 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 22:02:32,804 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 22:02:32,804 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-06 22:02:32,804 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 22:02:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 22:02:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 22:02:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 22:02:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 22:02:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 22:02:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 22:02:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 22:02:32,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 22:02:32,806 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 22:02:32,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 22:02:32,806 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 22:02:32,806 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 22:02:32,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 22:02:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 22:02:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 22:02:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 22:02:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 22:02:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-06 22:02:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-11-06 22:02:32,808 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-06 22:02:32,808 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-06 22:02:32,808 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-06 22:02:32,808 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-06 22:02:32,808 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-06 22:02:32,808 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-06 22:02:32,808 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-06 22:02:32,809 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-06 22:02:32,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 22:02:32,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 22:02:32,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 22:02:33,849 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 22:02:33,850 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-06 22:02:33,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:02:33 BoogieIcfgContainer [2019-11-06 22:02:33,851 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 22:02:33,852 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 22:02:33,853 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 22:02:33,856 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 22:02:33,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:02:31" (1/3) ... [2019-11-06 22:02:33,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4755aab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:02:33, skipping insertion in model container [2019-11-06 22:02:33,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:32" (2/3) ... [2019-11-06 22:02:33,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4755aab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:02:33, skipping insertion in model container [2019-11-06 22:02:33,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:02:33" (3/3) ... [2019-11-06 22:02:33,860 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product20.cil.c [2019-11-06 22:02:33,870 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 22:02:33,879 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 22:02:33,890 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 22:02:33,918 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 22:02:33,918 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 22:02:33,918 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 22:02:33,918 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 22:02:33,919 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 22:02:33,919 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 22:02:33,919 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 22:02:33,919 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 22:02:33,941 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2019-11-06 22:02:33,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-06 22:02:33,951 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:02:33,952 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] [2019-11-06 22:02:33,954 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:02:33,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:02:33,960 INFO L82 PathProgramCache]: Analyzing trace with hash -1999815947, now seen corresponding path program 1 times [2019-11-06 22:02:33,970 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:02:33,971 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556143167] [2019-11-06 22:02:33,971 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:02:34,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:34,675 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:02:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:34,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:34,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:34,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:34,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:34,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:02:34,782 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556143167] [2019-11-06 22:02:34,783 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:02:34,784 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-06 22:02:34,785 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40799657] [2019-11-06 22:02:34,795 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 22:02:34,796 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:02:34,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 22:02:34,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 22:02:34,822 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 3 states. [2019-11-06 22:02:35,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:02:35,963 INFO L93 Difference]: Finished difference Result 270 states and 356 transitions. [2019-11-06 22:02:35,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 22:02:35,966 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-11-06 22:02:35,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:02:35,991 INFO L225 Difference]: With dead ends: 270 [2019-11-06 22:02:35,991 INFO L226 Difference]: Without dead ends: 147 [2019-11-06 22:02:35,999 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 22:02:36,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2019-11-06 22:02:36,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 114. [2019-11-06 22:02:36,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2019-11-06 22:02:36,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2019-11-06 22:02:36,092 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 46 [2019-11-06 22:02:36,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:02:36,093 INFO L462 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2019-11-06 22:02:36,093 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 22:02:36,093 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2019-11-06 22:02:36,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-06 22:02:36,097 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:02:36,097 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] [2019-11-06 22:02:36,098 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:02:36,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:02:36,098 INFO L82 PathProgramCache]: Analyzing trace with hash 2091613530, now seen corresponding path program 1 times [2019-11-06 22:02:36,098 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:02:36,098 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550870054] [2019-11-06 22:02:36,099 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:02:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:36,470 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:02:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:36,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:36,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:02:36,503 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550870054] [2019-11-06 22:02:36,503 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:02:36,503 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-06 22:02:36,504 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200341966] [2019-11-06 22:02:36,505 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-06 22:02:36,506 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:02:36,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-06 22:02:36,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-06 22:02:36,506 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 4 states. [2019-11-06 22:02:36,981 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-06 22:02:37,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:02:37,708 INFO L93 Difference]: Finished difference Result 193 states and 235 transitions. [2019-11-06 22:02:37,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-06 22:02:37,709 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2019-11-06 22:02:37,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:02:37,711 INFO L225 Difference]: With dead ends: 193 [2019-11-06 22:02:37,712 INFO L226 Difference]: Without dead ends: 131 [2019-11-06 22:02:37,713 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-06 22:02:37,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-11-06 22:02:37,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 105. [2019-11-06 22:02:37,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-11-06 22:02:37,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2019-11-06 22:02:37,758 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 47 [2019-11-06 22:02:37,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:02:37,760 INFO L462 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2019-11-06 22:02:37,761 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-06 22:02:37,761 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2019-11-06 22:02:37,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-06 22:02:37,767 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:02:37,771 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] [2019-11-06 22:02:37,771 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:02:37,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:02:37,772 INFO L82 PathProgramCache]: Analyzing trace with hash 969654456, now seen corresponding path program 1 times [2019-11-06 22:02:37,772 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:02:37,772 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708868039] [2019-11-06 22:02:37,772 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:02:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:38,184 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:02:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:38,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:38,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:38,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:02:38,301 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708868039] [2019-11-06 22:02:38,302 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:02:38,302 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-06 22:02:38,302 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747706442] [2019-11-06 22:02:38,303 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-06 22:02:38,303 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:02:38,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-06 22:02:38,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-11-06 22:02:38,304 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 8 states. [2019-11-06 22:02:38,753 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 22:02:39,093 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-06 22:02:39,396 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:39,669 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:40,497 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-06 22:02:42,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:02:42,112 INFO L93 Difference]: Finished difference Result 366 states and 454 transitions. [2019-11-06 22:02:42,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-06 22:02:42,112 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2019-11-06 22:02:42,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:02:42,118 INFO L225 Difference]: With dead ends: 366 [2019-11-06 22:02:42,118 INFO L226 Difference]: Without dead ends: 285 [2019-11-06 22:02:42,119 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2019-11-06 22:02:42,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2019-11-06 22:02:42,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 224. [2019-11-06 22:02:42,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2019-11-06 22:02:42,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 270 transitions. [2019-11-06 22:02:42,191 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 270 transitions. Word has length 52 [2019-11-06 22:02:42,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:02:42,191 INFO L462 AbstractCegarLoop]: Abstraction has 224 states and 270 transitions. [2019-11-06 22:02:42,191 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-06 22:02:42,192 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 270 transitions. [2019-11-06 22:02:42,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-06 22:02:42,194 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:02:42,194 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] [2019-11-06 22:02:42,194 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:02:42,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:02:42,195 INFO L82 PathProgramCache]: Analyzing trace with hash 1151197578, now seen corresponding path program 1 times [2019-11-06 22:02:42,195 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:02:42,195 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974081232] [2019-11-06 22:02:42,195 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:02:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:42,557 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:02:42,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:42,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:42,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:42,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:42,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:42,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:02:42,687 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974081232] [2019-11-06 22:02:42,687 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:02:42,687 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 22:02:42,688 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049262253] [2019-11-06 22:02:42,688 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 22:02:42,688 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:02:42,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 22:02:42,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2019-11-06 22:02:42,689 INFO L87 Difference]: Start difference. First operand 224 states and 270 transitions. Second operand 12 states. [2019-11-06 22:02:43,253 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 22:02:43,589 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-06 22:02:43,857 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:44,131 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:44,767 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-06 22:02:45,629 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:46,018 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-06 22:02:46,343 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-06 22:02:46,636 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-11-06 22:02:46,925 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 22:02:47,289 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-06 22:02:47,600 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-06 22:02:47,892 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:48,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:02:48,969 INFO L93 Difference]: Finished difference Result 891 states and 1198 transitions. [2019-11-06 22:02:48,969 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-11-06 22:02:48,969 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 57 [2019-11-06 22:02:48,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:02:48,976 INFO L225 Difference]: With dead ends: 891 [2019-11-06 22:02:48,977 INFO L226 Difference]: Without dead ends: 691 [2019-11-06 22:02:48,980 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2019-11-06 22:02:48,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 691 states. [2019-11-06 22:02:49,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 691 to 594. [2019-11-06 22:02:49,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 594 states. [2019-11-06 22:02:49,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 736 transitions. [2019-11-06 22:02:49,129 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 736 transitions. Word has length 57 [2019-11-06 22:02:49,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:02:49,129 INFO L462 AbstractCegarLoop]: Abstraction has 594 states and 736 transitions. [2019-11-06 22:02:49,129 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-06 22:02:49,129 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 736 transitions. [2019-11-06 22:02:49,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-06 22:02:49,132 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:02:49,132 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, 1, 1] [2019-11-06 22:02:49,132 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:02:49,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:02:49,133 INFO L82 PathProgramCache]: Analyzing trace with hash 1679599728, now seen corresponding path program 1 times [2019-11-06 22:02:49,133 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:02:49,133 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578177522] [2019-11-06 22:02:49,133 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:02:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:49,428 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:02:49,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:49,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:49,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:02:49,503 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578177522] [2019-11-06 22:02:49,503 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:02:49,503 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-06 22:02:49,503 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411362150] [2019-11-06 22:02:49,504 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-06 22:02:49,504 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:02:49,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-06 22:02:49,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-06 22:02:49,505 INFO L87 Difference]: Start difference. First operand 594 states and 736 transitions. Second operand 6 states. [2019-11-06 22:02:49,990 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 22:02:50,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:02:50,791 INFO L93 Difference]: Finished difference Result 1039 states and 1358 transitions. [2019-11-06 22:02:50,791 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-06 22:02:50,791 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2019-11-06 22:02:50,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:02:50,795 INFO L225 Difference]: With dead ends: 1039 [2019-11-06 22:02:50,795 INFO L226 Difference]: Without dead ends: 469 [2019-11-06 22:02:50,797 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2019-11-06 22:02:50,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2019-11-06 22:02:50,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 402. [2019-11-06 22:02:50,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2019-11-06 22:02:50,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 461 transitions. [2019-11-06 22:02:50,879 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 461 transitions. Word has length 61 [2019-11-06 22:02:50,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:02:50,880 INFO L462 AbstractCegarLoop]: Abstraction has 402 states and 461 transitions. [2019-11-06 22:02:50,880 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-06 22:02:50,880 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 461 transitions. [2019-11-06 22:02:50,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-06 22:02:50,882 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:02:50,882 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] [2019-11-06 22:02:50,883 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:02:50,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:02:50,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1114958929, now seen corresponding path program 1 times [2019-11-06 22:02:50,883 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:02:50,883 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264392696] [2019-11-06 22:02:50,884 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:02:50,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:51,253 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:02:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:51,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:51,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:51,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:51,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:51,402 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-06 22:02:51,402 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264392696] [2019-11-06 22:02:51,402 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1763856557] [2019-11-06 22:02:51,403 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 22:02:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:51,620 INFO L256 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 15 conjunts are in the unsatisfiable core [2019-11-06 22:02:51,639 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 22:02:51,789 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-06 22:02:51,789 INFO L218 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-06 22:02:51,790 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 15 [2019-11-06 22:02:51,790 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563460530] [2019-11-06 22:02:51,791 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-11-06 22:02:51,791 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:02:51,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-11-06 22:02:51,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2019-11-06 22:02:51,792 INFO L87 Difference]: Start difference. First operand 402 states and 461 transitions. Second operand 15 states. [2019-11-06 22:02:52,372 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:53,124 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:54,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:02:54,288 INFO L93 Difference]: Finished difference Result 565 states and 675 transitions. [2019-11-06 22:02:54,289 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-06 22:02:54,289 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 89 [2019-11-06 22:02:54,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:02:54,290 INFO L225 Difference]: With dead ends: 565 [2019-11-06 22:02:54,290 INFO L226 Difference]: Without dead ends: 0 [2019-11-06 22:02:54,293 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2019-11-06 22:02:54,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-06 22:02:54,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-06 22:02:54,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-06 22:02:54,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-06 22:02:54,294 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 89 [2019-11-06 22:02:54,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:02:54,294 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-06 22:02:54,294 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-11-06 22:02:54,294 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-06 22:02:54,295 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-06 22:02:54,499 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 22:02:54,504 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-06 22:02:54,683 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 206 [2019-11-06 22:02:55,463 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 204 [2019-11-06 22:02:57,437 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2019-11-06 22:02:57,586 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-11-06 22:02:58,064 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 21 [2019-11-06 22:02:58,220 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2019-11-06 22:02:58,573 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-11-06 22:02:58,984 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2019-11-06 22:02:59,205 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:02:59,670 WARN L191 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 21 [2019-11-06 22:02:59,827 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2019-11-06 22:03:00,262 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 17 [2019-11-06 22:03:00,771 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 17 [2019-11-06 22:03:00,962 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2019-11-06 22:03:01,122 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2019-11-06 22:03:01,668 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 24 [2019-11-06 22:03:01,904 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2019-11-06 22:03:02,069 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2019-11-06 22:03:02,225 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-11-06 22:03:02,724 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2019-11-06 22:03:02,884 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-11-06 22:03:03,318 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-11-06 22:03:03,785 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 21 [2019-11-06 22:03:03,962 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-11-06 22:03:03,965 INFO L443 ceAbstractionStarter]: For program point L351(line 351) no Hoare annotation was computed. [2019-11-06 22:03:03,965 INFO L443 ceAbstractionStarter]: For program point L350-2(lines 350 371) no Hoare annotation was computed. [2019-11-06 22:03:03,966 INFO L443 ceAbstractionStarter]: For program point L372(lines 349 373) no Hoare annotation was computed. [2019-11-06 22:03:03,966 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 325 380) no Hoare annotation was computed. [2019-11-06 22:03:03,966 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 325 380) no Hoare annotation was computed. [2019-11-06 22:03:03,966 INFO L443 ceAbstractionStarter]: For program point L356(lines 356 360) no Hoare annotation was computed. [2019-11-06 22:03:03,966 INFO L443 ceAbstractionStarter]: For program point L356-1(lines 356 360) no Hoare annotation was computed. [2019-11-06 22:03:03,966 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 325 380) no Hoare annotation was computed. [2019-11-06 22:03:03,966 INFO L443 ceAbstractionStarter]: For program point L413(lines 413 417) no Hoare annotation was computed. [2019-11-06 22:03:03,966 INFO L443 ceAbstractionStarter]: For program point L413-1(lines 413 417) no Hoare annotation was computed. [2019-11-06 22:03:03,966 INFO L443 ceAbstractionStarter]: For program point L408(line 408) no Hoare annotation was computed. [2019-11-06 22:03:03,966 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 381 440) no Hoare annotation was computed. [2019-11-06 22:03:03,966 INFO L443 ceAbstractionStarter]: For program point L407-2(lines 407 432) no Hoare annotation was computed. [2019-11-06 22:03:03,966 INFO L443 ceAbstractionStarter]: For program point L433(lines 406 434) no Hoare annotation was computed. [2019-11-06 22:03:03,967 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 381 440) no Hoare annotation was computed. [2019-11-06 22:03:03,967 INFO L443 ceAbstractionStarter]: For program point L426(line 426) no Hoare annotation was computed. [2019-11-06 22:03:03,967 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 381 440) no Hoare annotation was computed. [2019-11-06 22:03:03,967 INFO L443 ceAbstractionStarter]: For program point L426-1(line 426) no Hoare annotation was computed. [2019-11-06 22:03:03,967 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-11-06 22:03:03,967 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-11-06 22:03:03,967 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-11-06 22:03:03,967 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-11-06 22:03:03,967 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-11-06 22:03:03,967 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 649 673) the Hoare annotation is: true [2019-11-06 22:03:03,968 INFO L439 ceAbstractionStarter]: At program point L663(line 663) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~waterLevel~0 1))))) [2019-11-06 22:03:03,968 INFO L443 ceAbstractionStarter]: For program point L661(lines 661 667) no Hoare annotation was computed. [2019-11-06 22:03:03,968 INFO L439 ceAbstractionStarter]: At program point L659(line 659) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~waterLevel~0 1))))) [2019-11-06 22:03:03,968 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 649 673) no Hoare annotation was computed. [2019-11-06 22:03:03,968 INFO L443 ceAbstractionStarter]: For program point L659-1(line 659) no Hoare annotation was computed. [2019-11-06 22:03:03,968 INFO L443 ceAbstractionStarter]: For program point L657(lines 657 670) no Hoare annotation was computed. [2019-11-06 22:03:03,968 INFO L443 ceAbstractionStarter]: For program point L657-1(lines 649 673) no Hoare annotation was computed. [2019-11-06 22:03:03,968 INFO L446 ceAbstractionStarter]: At program point L655(line 655) the Hoare annotation is: true [2019-11-06 22:03:03,968 INFO L443 ceAbstractionStarter]: For program point L655-1(line 655) no Hoare annotation was computed. [2019-11-06 22:03:03,969 INFO L443 ceAbstractionStarter]: For program point L257(line 257) no Hoare annotation was computed. [2019-11-06 22:03:03,969 INFO L439 ceAbstractionStarter]: At program point L256(line 256) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-11-06 22:03:03,969 INFO L439 ceAbstractionStarter]: At program point L255(line 255) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-11-06 22:03:03,969 INFO L439 ceAbstractionStarter]: At program point L255-1(line 255) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-11-06 22:03:03,969 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 249 271) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-11-06 22:03:03,969 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 249 271) no Hoare annotation was computed. [2019-11-06 22:03:03,969 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 249 271) no Hoare annotation was computed. [2019-11-06 22:03:03,970 INFO L439 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 ~waterLevel~0) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-06 22:03:03,970 INFO L439 ceAbstractionStarter]: At program point L261-1(line 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 ~waterLevel~0) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-06 22:03:03,970 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 266) no Hoare annotation was computed. [2019-11-06 22:03:03,970 INFO L443 ceAbstractionStarter]: For program point L259-1(lines 259 266) no Hoare annotation was computed. [2019-11-06 22:03:03,970 INFO L443 ceAbstractionStarter]: For program point L225(line 225) no Hoare annotation was computed. [2019-11-06 22:03:03,970 INFO L443 ceAbstractionStarter]: For program point L224(line 224) no Hoare annotation was computed. [2019-11-06 22:03:03,971 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 207 230) no Hoare annotation was computed. [2019-11-06 22:03:03,971 INFO L443 ceAbstractionStarter]: For program point L223(line 223) no Hoare annotation was computed. [2019-11-06 22:03:03,971 INFO L443 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2019-11-06 22:03:03,971 INFO L443 ceAbstractionStarter]: For program point L221(line 221) no Hoare annotation was computed. [2019-11-06 22:03:03,971 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 207 230) no Hoare annotation was computed. [2019-11-06 22:03:03,971 INFO L443 ceAbstractionStarter]: For program point L220(line 220) no Hoare annotation was computed. [2019-11-06 22:03:03,971 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 207 230) no Hoare annotation was computed. [2019-11-06 22:03:03,971 INFO L443 ceAbstractionStarter]: For program point L219(line 219) no Hoare annotation was computed. [2019-11-06 22:03:03,971 INFO L443 ceAbstractionStarter]: For program point L218(line 218) no Hoare annotation was computed. [2019-11-06 22:03:03,971 INFO L443 ceAbstractionStarter]: For program point L217(line 217) no Hoare annotation was computed. [2019-11-06 22:03:03,971 INFO L443 ceAbstractionStarter]: For program point L216(line 216) no Hoare annotation was computed. [2019-11-06 22:03:03,971 INFO L443 ceAbstractionStarter]: For program point L215(line 215) no Hoare annotation was computed. [2019-11-06 22:03:03,972 INFO L443 ceAbstractionStarter]: For program point L214(line 214) no Hoare annotation was computed. [2019-11-06 22:03:03,972 INFO L443 ceAbstractionStarter]: For program point L213(line 213) no Hoare annotation was computed. [2019-11-06 22:03:03,972 INFO L443 ceAbstractionStarter]: For program point L212(line 212) no Hoare annotation was computed. [2019-11-06 22:03:03,972 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 830 844) no Hoare annotation was computed. [2019-11-06 22:03:03,972 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 830 844) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 0)))) (and (or (or .cse0 (not (= ~waterLevel~0 1))) .cse1) (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1))) [2019-11-06 22:03:03,972 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 830 844) no Hoare annotation was computed. [2019-11-06 22:03:03,972 INFO L439 ceAbstractionStarter]: At program point L836(line 836) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0))) [2019-11-06 22:03:03,972 INFO L443 ceAbstractionStarter]: For program point L834(lines 834 840) no Hoare annotation was computed. [2019-11-06 22:03:03,972 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 766 774) no Hoare annotation was computed. [2019-11-06 22:03:03,972 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 766 774) the Hoare annotation is: true [2019-11-06 22:03:03,972 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 766 774) no Hoare annotation was computed. [2019-11-06 22:03:03,972 INFO L443 ceAbstractionStarter]: For program point L818-1(line 818) no Hoare annotation was computed. [2019-11-06 22:03:03,973 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 811 829) the Hoare annotation is: true [2019-11-06 22:03:03,973 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 811 829) no Hoare annotation was computed. [2019-11-06 22:03:03,973 INFO L443 ceAbstractionStarter]: For program point L820(lines 820 824) no Hoare annotation was computed. [2019-11-06 22:03:03,973 INFO L446 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: true [2019-11-06 22:03:03,973 INFO L443 ceAbstractionStarter]: For program point L820-2(lines 820 824) no Hoare annotation was computed. [2019-11-06 22:03:03,973 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 811 829) no Hoare annotation was computed. [2019-11-06 22:03:03,973 INFO L443 ceAbstractionStarter]: For program point L794(lines 794 802) no Hoare annotation was computed. [2019-11-06 22:03:03,973 INFO L443 ceAbstractionStarter]: For program point L794-2(lines 794 802) no Hoare annotation was computed. [2019-11-06 22:03:03,973 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 775 810) no Hoare annotation was computed. [2019-11-06 22:03:03,973 INFO L443 ceAbstractionStarter]: For program point L782(lines 782 790) no Hoare annotation was computed. [2019-11-06 22:03:03,973 INFO L443 ceAbstractionStarter]: For program point L782-2(lines 782 790) no Hoare annotation was computed. [2019-11-06 22:03:03,973 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 775 810) no Hoare annotation was computed. [2019-11-06 22:03:03,973 INFO L443 ceAbstractionStarter]: For program point L805(line 805) no Hoare annotation was computed. [2019-11-06 22:03:03,974 INFO L443 ceAbstractionStarter]: For program point L805-1(line 805) no Hoare annotation was computed. [2019-11-06 22:03:03,974 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 775 810) no Hoare annotation was computed. [2019-11-06 22:03:03,974 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-11-06 22:03:03,974 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-11-06 22:03:03,974 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 279 324) no Hoare annotation was computed. [2019-11-06 22:03:03,974 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 279 324) no Hoare annotation was computed. [2019-11-06 22:03:03,974 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 279 324) no Hoare annotation was computed. [2019-11-06 22:03:03,974 INFO L443 ceAbstractionStarter]: For program point L606(lines 606 626) no Hoare annotation was computed. [2019-11-06 22:03:03,974 INFO L443 ceAbstractionStarter]: For program point L606-1(lines 606 626) no Hoare annotation was computed. [2019-11-06 22:03:03,974 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 592 637) no Hoare annotation was computed. [2019-11-06 22:03:03,974 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 592 637) no Hoare annotation was computed. [2019-11-06 22:03:03,974 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 592 637) no Hoare annotation was computed. [2019-11-06 22:03:03,974 INFO L443 ceAbstractionStarter]: For program point L612(lines 612 619) no Hoare annotation was computed. [2019-11-06 22:03:03,975 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 239 248) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-11-06 22:03:03,975 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 239 248) no Hoare annotation was computed. [2019-11-06 22:03:03,975 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 239 248) no Hoare annotation was computed. [2019-11-06 22:03:03,975 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 755 765) no Hoare annotation was computed. [2019-11-06 22:03:03,975 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 755 765) no Hoare annotation was computed. [2019-11-06 22:03:03,975 INFO L443 ceAbstractionStarter]: For program point L760(line 760) no Hoare annotation was computed. [2019-11-06 22:03:03,975 INFO L443 ceAbstractionStarter]: For program point L760-1(line 760) no Hoare annotation was computed. [2019-11-06 22:03:03,975 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 755 765) no Hoare annotation was computed. [2019-11-06 22:03:03,975 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 747 754) the Hoare annotation is: true [2019-11-06 22:03:03,975 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 747 754) no Hoare annotation was computed. [2019-11-06 22:03:03,975 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 747 754) no Hoare annotation was computed. [2019-11-06 22:03:03,975 INFO L439 ceAbstractionStarter]: At program point L733(line 733) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2019-11-06 22:03:03,976 INFO L443 ceAbstractionStarter]: For program point L733-1(lines 714 738) no Hoare annotation was computed. [2019-11-06 22:03:03,976 INFO L439 ceAbstractionStarter]: At program point L728(line 728) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-11-06 22:03:03,976 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 714 738) no Hoare annotation was computed. [2019-11-06 22:03:03,976 INFO L439 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-11-06 22:03:03,976 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 714 738) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2019-11-06 22:03:03,976 INFO L443 ceAbstractionStarter]: For program point L722(lines 722 730) no Hoare annotation was computed. [2019-11-06 22:03:03,976 INFO L439 ceAbstractionStarter]: At program point L720(line 720) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-11-06 22:03:03,976 INFO L443 ceAbstractionStarter]: For program point L720-1(line 720) no Hoare annotation was computed. [2019-11-06 22:03:03,976 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 735) no Hoare annotation was computed. [2019-11-06 22:03:03,976 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 706 712) no Hoare annotation was computed. [2019-11-06 22:03:03,976 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 706 712) the Hoare annotation is: true [2019-11-06 22:03:03,977 INFO L443 ceAbstractionStarter]: For program point L865(lines 864 913) no Hoare annotation was computed. [2019-11-06 22:03:03,977 INFO L439 ceAbstractionStarter]: At program point L896(line 896) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-11-06 22:03:03,977 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 854 921) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-11-06 22:03:03,977 INFO L443 ceAbstractionStarter]: For program point L894(lines 894 909) no Hoare annotation was computed. [2019-11-06 22:03:03,977 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 854 921) no Hoare annotation was computed. [2019-11-06 22:03:03,977 INFO L439 ceAbstractionStarter]: At program point L886(line 886) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-11-06 22:03:03,977 INFO L443 ceAbstractionStarter]: For program point L884(lines 884 890) no Hoare annotation was computed. [2019-11-06 22:03:03,977 INFO L443 ceAbstractionStarter]: For program point L884-1(lines 884 890) no Hoare annotation was computed. [2019-11-06 22:03:03,977 INFO L439 ceAbstractionStarter]: At program point L911(lines 864 913) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-11-06 22:03:03,977 INFO L439 ceAbstractionStarter]: At program point L876(line 876) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-11-06 22:03:03,978 INFO L443 ceAbstractionStarter]: For program point L874(lines 874 880) no Hoare annotation was computed. [2019-11-06 22:03:03,978 INFO L443 ceAbstractionStarter]: For program point L874-1(lines 874 880) no Hoare annotation was computed. [2019-11-06 22:03:03,978 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 870) no Hoare annotation was computed. [2019-11-06 22:03:03,978 INFO L439 ceAbstractionStarter]: At program point L914(lines 863 915) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-06 22:03:03,978 INFO L439 ceAbstractionStarter]: At program point L904(line 904) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 test_~splverifierCounter~0) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-11-06 22:03:03,978 INFO L443 ceAbstractionStarter]: For program point L902(lines 902 908) no Hoare annotation was computed. [2019-11-06 22:03:03,978 INFO L439 ceAbstractionStarter]: At program point L902-1(lines 894 909) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-11-06 22:03:03,978 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 854 921) no Hoare annotation was computed. [2019-11-06 22:03:03,978 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 546 591) no Hoare annotation was computed. [2019-11-06 22:03:03,978 INFO L443 ceAbstractionStarter]: For program point L566(lines 566 573) no Hoare annotation was computed. [2019-11-06 22:03:03,978 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 546 591) no Hoare annotation was computed. [2019-11-06 22:03:03,979 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 546 591) no Hoare annotation was computed. [2019-11-06 22:03:03,979 INFO L443 ceAbstractionStarter]: For program point L560(lines 560 580) no Hoare annotation was computed. [2019-11-06 22:03:03,979 INFO L443 ceAbstractionStarter]: For program point L560-1(lines 560 580) no Hoare annotation was computed. [2019-11-06 22:03:03,979 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 164 172) no Hoare annotation was computed. [2019-11-06 22:03:03,979 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 164 172) the Hoare annotation is: true [2019-11-06 22:03:03,979 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 164 172) no Hoare annotation was computed. [2019-11-06 22:03:03,979 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 148) no Hoare annotation was computed. [2019-11-06 22:03:03,979 INFO L443 ceAbstractionStarter]: For program point L140-2(lines 140 148) no Hoare annotation was computed. [2019-11-06 22:03:03,979 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 132 154) no Hoare annotation was computed. [2019-11-06 22:03:03,979 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 132 154) no Hoare annotation was computed. [2019-11-06 22:03:03,979 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 132 154) no Hoare annotation was computed. [2019-11-06 22:03:03,979 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-11-06 22:03:03,979 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-11-06 22:03:03,980 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-11-06 22:03:03,980 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 443 545) no Hoare annotation was computed. [2019-11-06 22:03:03,980 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-06 22:03:03,980 INFO L443 ceAbstractionStarter]: For program point L508-1(line 508) no Hoare annotation was computed. [2019-11-06 22:03:03,980 INFO L443 ceAbstractionStarter]: For program point L467(lines 467 471) no Hoare annotation was computed. [2019-11-06 22:03:03,980 INFO L443 ceAbstractionStarter]: For program point L531(lines 531 542) no Hoare annotation was computed. [2019-11-06 22:03:03,980 INFO L443 ceAbstractionStarter]: For program point L494(lines 494 498) no Hoare annotation was computed. [2019-11-06 22:03:03,980 INFO L443 ceAbstractionStarter]: For program point L492-2(lines 492 512) no Hoare annotation was computed. [2019-11-06 22:03:03,980 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 443 545) no Hoare annotation was computed. [2019-11-06 22:03:03,980 INFO L443 ceAbstractionStarter]: For program point L513(lines 491 514) no Hoare annotation was computed. [2019-11-06 22:03:03,980 INFO L443 ceAbstractionStarter]: For program point L472(lines 472 488) no Hoare annotation was computed. [2019-11-06 22:03:03,980 INFO L443 ceAbstractionStarter]: For program point L532(lines 532 539) no Hoare annotation was computed. [2019-11-06 22:03:03,980 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 443 545) no Hoare annotation was computed. [2019-11-06 22:03:03,980 INFO L443 ceAbstractionStarter]: For program point L493(lines 492 512) no Hoare annotation was computed. [2019-11-06 22:03:03,980 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-11-06 22:03:03,981 INFO L443 ceAbstractionStarter]: For program point L524-1(line 524) no Hoare annotation was computed. [2019-11-06 22:03:03,981 INFO L443 ceAbstractionStarter]: For program point L489(lines 489 530) no Hoare annotation was computed. [2019-11-06 22:03:03,981 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-06 22:03:03,981 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2019-11-06 22:03:03,981 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-06 22:03:03,981 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 739 746) no Hoare annotation was computed. [2019-11-06 22:03:03,981 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 739 746) no Hoare annotation was computed. [2019-11-06 22:03:03,981 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 739 746) no Hoare annotation was computed. [2019-11-06 22:03:03,982 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 155 163) the Hoare annotation is: true [2019-11-06 22:03:03,982 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 155 163) no Hoare annotation was computed. [2019-11-06 22:03:03,982 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 155 163) no Hoare annotation was computed. [2019-11-06 22:03:03,982 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 111 122) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or .cse1 .cse0 (not (= ~waterLevel~0 1))))) [2019-11-06 22:03:03,982 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 111 122) no Hoare annotation was computed. [2019-11-06 22:03:03,982 INFO L443 ceAbstractionStarter]: For program point L115-1(lines 111 122) no Hoare annotation was computed. [2019-11-06 22:03:03,982 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-06 22:03:03,982 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-06 22:03:03,983 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-06 22:03:03,983 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 123 131) no Hoare annotation was computed. [2019-11-06 22:03:03,983 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 123 131) no Hoare annotation was computed. [2019-11-06 22:03:03,983 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 123 131) no Hoare annotation was computed. [2019-11-06 22:03:03,983 INFO L439 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 ~systemActive~0)))) (and (or .cse0 (and (= 1 ~waterLevel~0) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1 .cse2) (not (<= 2 |old(~waterLevel~0)|))))) [2019-11-06 22:03:03,983 INFO L439 ceAbstractionStarter]: At program point L693(lines 693 699) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0))) (and (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse0) .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or .cse1 (and (= 1 ~waterLevel~0) .cse0) (not (= |old(~waterLevel~0)| 1))))) [2019-11-06 22:03:03,983 INFO L439 ceAbstractionStarter]: At program point L688(line 688) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|))))) [2019-11-06 22:03:03,984 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 682 705) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0))) (and (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse0) .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or .cse1 (and (= 1 ~waterLevel~0) .cse0) (not (= |old(~waterLevel~0)| 1))))) [2019-11-06 22:03:03,984 INFO L443 ceAbstractionStarter]: For program point L686(lines 685 704) no Hoare annotation was computed. [2019-11-06 22:03:03,984 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 682 705) no Hoare annotation was computed. [2019-11-06 22:03:03,984 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 682 705) no Hoare annotation was computed. [2019-11-06 22:03:03,984 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 176 205) no Hoare annotation was computed. [2019-11-06 22:03:03,984 INFO L443 ceAbstractionStarter]: For program point L190(lines 190 194) no Hoare annotation was computed. [2019-11-06 22:03:03,984 INFO L446 ceAbstractionStarter]: At program point L190-1(lines 190 194) the Hoare annotation is: true [2019-11-06 22:03:03,985 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 176 205) the Hoare annotation is: true [2019-11-06 22:03:03,985 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-06 22:03:03,985 INFO L446 ceAbstractionStarter]: At program point L186-2(lines 186 200) the Hoare annotation is: true [2019-11-06 22:03:03,985 INFO L446 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: true [2019-11-06 22:03:03,985 INFO L443 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2019-11-06 22:03:03,985 INFO L446 ceAbstractionStarter]: At program point L201(lines 176 205) the Hoare annotation is: true [2019-11-06 22:03:03,985 INFO L443 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2019-11-06 22:03:03,985 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 87 98) the Hoare annotation is: true [2019-11-06 22:03:03,985 INFO L443 ceAbstractionStarter]: For program point L91-1(lines 87 98) no Hoare annotation was computed. [2019-11-06 22:03:03,986 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 87 98) no Hoare annotation was computed. [2019-11-06 22:03:03,986 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 231 237) no Hoare annotation was computed. [2019-11-06 22:03:03,986 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 231 237) the Hoare annotation is: true [2019-11-06 22:03:03,986 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-06 22:03:03,986 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-06 22:03:03,986 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-06 22:03:03,986 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-06 22:03:03,987 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 845 852) no Hoare annotation was computed. [2019-11-06 22:03:03,987 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 845 852) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 |old(~systemActive~0)|)) (.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1) (or .cse1 .cse0 (not (<= 2 ~waterLevel~0))))) [2019-11-06 22:03:03,987 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 845 852) no Hoare annotation was computed. [2019-11-06 22:03:03,987 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 99 110) no Hoare annotation was computed. [2019-11-06 22:03:03,987 INFO L443 ceAbstractionStarter]: For program point L103-1(lines 99 110) no Hoare annotation was computed. [2019-11-06 22:03:03,987 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 99 110) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (= ~waterLevel~0 |old(~waterLevel~0)|)))) [2019-11-06 22:03:03,987 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 639 646) no Hoare annotation was computed. [2019-11-06 22:03:03,988 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 639 646) the Hoare annotation is: true [2019-11-06 22:03:03,988 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2019-11-06 22:03:03,988 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 639 646) no Hoare annotation was computed. [2019-11-06 22:03:04,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:03:04 BoogieIcfgContainer [2019-11-06 22:03:04,002 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-06 22:03:04,004 INFO L168 Benchmark]: Toolchain (without parser) took 32060.80 ms. Allocated memory was 139.5 MB in the beginning and 612.4 MB in the end (delta: 472.9 MB). Free memory was 102.0 MB in the beginning and 530.6 MB in the end (delta: -428.6 MB). Peak memory consumption was 486.8 MB. Max. memory is 7.1 GB. [2019-11-06 22:03:04,005 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 139.5 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-06 22:03:04,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.57 ms. Allocated memory was 139.5 MB in the beginning and 205.0 MB in the end (delta: 65.5 MB). Free memory was 101.8 MB in the beginning and 173.0 MB in the end (delta: -71.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-11-06 22:03:04,006 INFO L168 Benchmark]: Boogie Preprocessor took 91.21 ms. Allocated memory is still 205.0 MB. Free memory was 173.0 MB in the beginning and 169.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-11-06 22:03:04,007 INFO L168 Benchmark]: RCFGBuilder took 1114.88 ms. Allocated memory was 205.0 MB in the beginning and 234.4 MB in the end (delta: 29.4 MB). Free memory was 169.1 MB in the beginning and 196.1 MB in the end (delta: -27.0 MB). Peak memory consumption was 81.7 MB. Max. memory is 7.1 GB. [2019-11-06 22:03:04,008 INFO L168 Benchmark]: TraceAbstraction took 30149.67 ms. Allocated memory was 234.4 MB in the beginning and 612.4 MB in the end (delta: 378.0 MB). Free memory was 196.1 MB in the beginning and 530.6 MB in the end (delta: -334.5 MB). Peak memory consumption was 486.0 MB. Max. memory is 7.1 GB. [2019-11-06 22:03:04,012 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 139.5 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 700.57 ms. Allocated memory was 139.5 MB in the beginning and 205.0 MB in the end (delta: 65.5 MB). Free memory was 101.8 MB in the beginning and 173.0 MB in the end (delta: -71.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.21 ms. Allocated memory is still 205.0 MB. Free memory was 173.0 MB in the beginning and 169.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1114.88 ms. Allocated memory was 205.0 MB in the beginning and 234.4 MB in the end (delta: 29.4 MB). Free memory was 169.1 MB in the beginning and 196.1 MB in the end (delta: -27.0 MB). Peak memory consumption was 81.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 30149.67 ms. Allocated memory was 234.4 MB in the beginning and 612.4 MB in the end (delta: 378.0 MB). Free memory was 196.1 MB in the beginning and 530.6 MB in the end (delta: -334.5 MB). Peak memory consumption was 486.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 643]: 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: 864]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || ((0 == splverifierCounter && waterLevel == \old(waterLevel)) && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || ((2 <= waterLevel && 0 == splverifierCounter) && pumpRunning == 0) - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 224 locations, 1 error locations. Result: SAFE, OverallTime: 30.0s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 16.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.4s, HoareTripleCheckerStatistics: 606 SDtfs, 1301 SDslu, 695 SDs, 0 SdLazy, 3302 SolverSat, 926 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 273 GetRequests, 202 SyntacticMatches, 1 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 7.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=594occurred 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: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 284 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 644 PreInvPairs, 712 NumberOfFragments, 1049 HoareAnnotationTreeSize, 644 FomulaSimplifications, 173243 FormulaSimplificationTreeSizeReduction, 2.3s HoareSimplificationTime, 54 FomulaSimplificationsInter, 18159 FormulaSimplificationTreeSizeReductionInter, 6.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 441 NumberOfCodeBlocks, 441 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 434 ConstructedInterpolants, 0 QuantifiedInterpolants, 127166 SizeOfPredicates, 3 NumberOfNonLiveVariables, 757 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 45/48 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...