/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 --traceabstraction.trace.refinement.strategy CAMEL_NO_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-19 21:00:58,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-19 21:00:58,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-19 21:00:58,662 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-19 21:00:58,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-19 21:00:58,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-19 21:00:58,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-19 21:00:58,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-19 21:00:58,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-19 21:00:58,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-19 21:00:58,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-19 21:00:58,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-19 21:00:58,688 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-19 21:00:58,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-19 21:00:58,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-19 21:00:58,694 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-19 21:00:58,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-19 21:00:58,697 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-19 21:00:58,698 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-19 21:00:58,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-19 21:00:58,707 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-19 21:00:58,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-19 21:00:58,712 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-19 21:00:58,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-19 21:00:58,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-19 21:00:58,716 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-19 21:00:58,716 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-19 21:00:58,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-19 21:00:58,719 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-19 21:00:58,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-19 21:00:58,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-19 21:00:58,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-19 21:00:58,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-19 21:00:58,724 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-19 21:00:58,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-19 21:00:58,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-19 21:00:58,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-19 21:00:58,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-19 21:00:58,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-19 21:00:58,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-19 21:00:58,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-19 21:00:58,730 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-19 21:00:58,763 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-19 21:00:58,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-19 21:00:58,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-19 21:00:58,765 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-19 21:00:58,765 INFO L138 SettingsManager]: * Use SBE=true [2020-07-19 21:00:58,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-19 21:00:58,766 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-19 21:00:58,766 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-19 21:00:58,766 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-19 21:00:58,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-19 21:00:58,767 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-19 21:00:58,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-19 21:00:58,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-19 21:00:58,767 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-19 21:00:58,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-19 21:00:58,768 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-19 21:00:58,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-19 21:00:58,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-19 21:00:58,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-19 21:00:58,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-19 21:00:58,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-19 21:00:58,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 21:00:58,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-19 21:00:58,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-19 21:00:58,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-19 21:00:58,769 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-19 21:00:58,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-19 21:00:58,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-19 21:00:58,770 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-19 21:00:58,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_NO_AM [2020-07-19 21:00:59,062 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-19 21:00:59,074 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-19 21:00:59,078 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-19 21:00:59,079 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-19 21:00:59,080 INFO L275 PluginConnector]: CDTParser initialized [2020-07-19 21:00:59,080 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product01.cil.c [2020-07-19 21:00:59,151 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6a3c9eb1/77779ec43030424dbe04838ca95a7010/FLAG99222813c [2020-07-19 21:00:59,681 INFO L306 CDTParser]: Found 1 translation units. [2020-07-19 21:00:59,681 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product01.cil.c [2020-07-19 21:00:59,694 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6a3c9eb1/77779ec43030424dbe04838ca95a7010/FLAG99222813c [2020-07-19 21:00:59,975 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6a3c9eb1/77779ec43030424dbe04838ca95a7010 [2020-07-19 21:00:59,984 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-19 21:00:59,987 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-19 21:00:59,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-19 21:00:59,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-19 21:00:59,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-19 21:00:59,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:00:59" (1/1) ... [2020-07-19 21:00:59,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10fc3a25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:00:59, skipping insertion in model container [2020-07-19 21:00:59,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:00:59" (1/1) ... [2020-07-19 21:01:00,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-19 21:01:00,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-19 21:01:00,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 21:01:00,524 INFO L203 MainTranslator]: Completed pre-run [2020-07-19 21:01:00,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 21:01:00,650 INFO L208 MainTranslator]: Completed translation [2020-07-19 21:01:00,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:01:00 WrapperNode [2020-07-19 21:01:00,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-19 21:01:00,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-19 21:01:00,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-19 21:01:00,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-19 21:01:00,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:01:00" (1/1) ... [2020-07-19 21:01:00,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:01:00" (1/1) ... [2020-07-19 21:01:00,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:01:00" (1/1) ... [2020-07-19 21:01:00,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:01:00" (1/1) ... [2020-07-19 21:01:00,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:01:00" (1/1) ... [2020-07-19 21:01:00,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:01:00" (1/1) ... [2020-07-19 21:01:00,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:01:00" (1/1) ... [2020-07-19 21:01:00,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-19 21:01:00,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-19 21:01:00,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-19 21:01:00,733 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-19 21:01:00,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:01:00" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 21:01:00,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-19 21:01:00,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-19 21:01:00,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-19 21:01:00,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-19 21:01:00,803 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-19 21:01:00,803 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-19 21:01:00,803 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-19 21:01:00,803 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-19 21:01:00,803 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-19 21:01:00,803 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-19 21:01:00,804 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-19 21:01:00,804 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-19 21:01:00,804 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-19 21:01:00,804 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-19 21:01:00,804 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-19 21:01:00,805 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-19 21:01:00,805 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-19 21:01:00,805 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-19 21:01:00,805 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-19 21:01:00,805 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-19 21:01:00,805 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-19 21:01:00,805 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-19 21:01:00,806 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-19 21:01:00,806 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-19 21:01:00,806 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-19 21:01:00,806 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-19 21:01:00,806 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-19 21:01:00,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-19 21:01:00,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-19 21:01:00,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-19 21:01:00,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-19 21:01:00,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-19 21:01:00,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-19 21:01:00,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-19 21:01:00,808 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-19 21:01:00,808 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-19 21:01:00,808 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-19 21:01:00,808 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-19 21:01:00,808 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-19 21:01:00,808 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-19 21:01:00,808 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-19 21:01:00,809 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-19 21:01:00,809 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-19 21:01:00,809 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-19 21:01:00,809 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-19 21:01:00,809 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-19 21:01:00,809 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-19 21:01:00,809 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-19 21:01:00,810 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-19 21:01:00,810 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-19 21:01:00,810 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-19 21:01:00,810 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-19 21:01:00,810 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-19 21:01:00,810 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-19 21:01:00,811 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-19 21:01:00,811 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-19 21:01:00,811 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-19 21:01:00,811 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-19 21:01:00,811 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-19 21:01:00,811 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-19 21:01:00,811 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-19 21:01:00,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-19 21:01:00,812 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-19 21:01:00,812 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-19 21:01:00,812 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-19 21:01:00,812 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-19 21:01:00,812 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-19 21:01:00,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-19 21:01:00,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-19 21:01:00,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-19 21:01:00,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-19 21:01:00,813 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-19 21:01:00,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-19 21:01:00,813 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-19 21:01:00,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-19 21:01:00,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-19 21:01:00,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-19 21:01:00,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-19 21:01:00,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-19 21:01:00,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-19 21:01:00,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-19 21:01:00,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-19 21:01:01,934 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-19 21:01:01,934 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-19 21:01:01,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 09:01:01 BoogieIcfgContainer [2020-07-19 21:01:01,940 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-19 21:01:01,941 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-19 21:01:01,941 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-19 21:01:01,944 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-19 21:01:01,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 09:00:59" (1/3) ... [2020-07-19 21:01:01,945 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66e5b03b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 09:01:01, skipping insertion in model container [2020-07-19 21:01:01,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:01:00" (2/3) ... [2020-07-19 21:01:01,946 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66e5b03b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 09:01:01, skipping insertion in model container [2020-07-19 21:01:01,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 09:01:01" (3/3) ... [2020-07-19 21:01:01,948 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product01.cil.c [2020-07-19 21:01:01,959 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-19 21:01:01,966 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-19 21:01:01,980 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-19 21:01:02,001 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-19 21:01:02,001 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-19 21:01:02,001 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-19 21:01:02,001 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-19 21:01:02,001 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-19 21:01:02,001 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-19 21:01:02,002 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-19 21:01:02,002 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-19 21:01:02,022 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states. [2020-07-19 21:01:02,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-19 21:01:02,030 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:01:02,031 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:01:02,031 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:01:02,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:01:02,038 INFO L82 PathProgramCache]: Analyzing trace with hash -1757322053, now seen corresponding path program 1 times [2020-07-19 21:01:02,047 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:01:02,048 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490814325] [2020-07-19 21:01:02,048 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2b771d2a [2020-07-19 21:01:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:02,674 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 21:01:02,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:02,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:02,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:02,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:02,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 21:01:02,778 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490814325] [2020-07-19 21:01:02,783 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:01:02,783 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-19 21:01:02,784 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544771765] [2020-07-19 21:01:02,793 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-19 21:01:02,793 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:01:02,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-19 21:01:02,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-19 21:01:02,814 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 3 states. [2020-07-19 21:01:03,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:01:03,698 INFO L93 Difference]: Finished difference Result 199 states and 270 transitions. [2020-07-19 21:01:03,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-19 21:01:03,701 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-19 21:01:03,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:01:03,715 INFO L225 Difference]: With dead ends: 199 [2020-07-19 21:01:03,716 INFO L226 Difference]: Without dead ends: 109 [2020-07-19 21:01:03,721 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-19 21:01:03,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-07-19 21:01:03,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 81. [2020-07-19 21:01:03,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-07-19 21:01:03,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 94 transitions. [2020-07-19 21:01:03,835 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 94 transitions. Word has length 46 [2020-07-19 21:01:03,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:01:03,838 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 94 transitions. [2020-07-19 21:01:03,838 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-19 21:01:03,838 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 94 transitions. [2020-07-19 21:01:03,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-19 21:01:03,841 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:01:03,841 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:01:03,841 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-19 21:01:03,841 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:01:03,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:01:03,842 INFO L82 PathProgramCache]: Analyzing trace with hash -745095734, now seen corresponding path program 1 times [2020-07-19 21:01:03,842 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:01:03,843 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385591473] [2020-07-19 21:01:03,843 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2b771d2a [2020-07-19 21:01:03,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:04,155 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 21:01:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:04,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:04,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:04,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:04,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 21:01:04,201 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385591473] [2020-07-19 21:01:04,201 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:01:04,201 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 21:01:04,201 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853496500] [2020-07-19 21:01:04,203 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 21:01:04,203 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:01:04,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 21:01:04,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-19 21:01:04,204 INFO L87 Difference]: Start difference. First operand 81 states and 94 transitions. Second operand 4 states. [2020-07-19 21:01:04,645 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:01:05,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:01:05,047 INFO L93 Difference]: Finished difference Result 132 states and 161 transitions. [2020-07-19 21:01:05,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-19 21:01:05,048 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-19 21:01:05,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:01:05,050 INFO L225 Difference]: With dead ends: 132 [2020-07-19 21:01:05,050 INFO L226 Difference]: Without dead ends: 93 [2020-07-19 21:01:05,052 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-19 21:01:05,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-07-19 21:01:05,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 72. [2020-07-19 21:01:05,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2020-07-19 21:01:05,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 82 transitions. [2020-07-19 21:01:05,079 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 82 transitions. Word has length 47 [2020-07-19 21:01:05,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:01:05,079 INFO L479 AbstractCegarLoop]: Abstraction has 72 states and 82 transitions. [2020-07-19 21:01:05,079 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 21:01:05,079 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 82 transitions. [2020-07-19 21:01:05,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-19 21:01:05,081 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:01:05,081 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:01:05,082 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-19 21:01:05,082 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:01:05,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:01:05,082 INFO L82 PathProgramCache]: Analyzing trace with hash -1066187872, now seen corresponding path program 1 times [2020-07-19 21:01:05,083 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:01:05,083 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285941200] [2020-07-19 21:01:05,083 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2b771d2a [2020-07-19 21:01:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:05,472 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 21:01:05,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:05,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:05,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:05,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:05,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 21:01:05,564 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285941200] [2020-07-19 21:01:05,564 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:01:05,565 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-19 21:01:05,565 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974516396] [2020-07-19 21:01:05,565 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-19 21:01:05,566 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:01:05,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-19 21:01:05,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-19 21:01:05,566 INFO L87 Difference]: Start difference. First operand 72 states and 82 transitions. Second operand 8 states. [2020-07-19 21:01:05,942 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 21:01:06,252 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:01:06,474 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 21:01:06,701 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 21:01:07,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:01:07,347 INFO L93 Difference]: Finished difference Result 141 states and 175 transitions. [2020-07-19 21:01:07,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-19 21:01:07,348 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-19 21:01:07,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:01:07,350 INFO L225 Difference]: With dead ends: 141 [2020-07-19 21:01:07,350 INFO L226 Difference]: Without dead ends: 93 [2020-07-19 21:01:07,351 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-19 21:01:07,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-07-19 21:01:07,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 72. [2020-07-19 21:01:07,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2020-07-19 21:01:07,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 81 transitions. [2020-07-19 21:01:07,391 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 81 transitions. Word has length 51 [2020-07-19 21:01:07,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:01:07,392 INFO L479 AbstractCegarLoop]: Abstraction has 72 states and 81 transitions. [2020-07-19 21:01:07,393 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-19 21:01:07,393 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2020-07-19 21:01:07,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-07-19 21:01:07,403 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:01:07,404 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:01:07,404 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-19 21:01:07,405 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:01:07,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:01:07,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1773574869, now seen corresponding path program 1 times [2020-07-19 21:01:07,405 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:01:07,406 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574982263] [2020-07-19 21:01:07,406 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2b771d2a [2020-07-19 21:01:07,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:07,728 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 21:01:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:07,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:07,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:07,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:07,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:07,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:07,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 21:01:07,792 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574982263] [2020-07-19 21:01:07,792 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:01:07,793 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-19 21:01:07,793 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469248795] [2020-07-19 21:01:07,793 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-19 21:01:07,794 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:01:07,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-19 21:01:07,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-19 21:01:07,794 INFO L87 Difference]: Start difference. First operand 72 states and 81 transitions. Second operand 8 states. [2020-07-19 21:01:08,174 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 21:01:08,876 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 21:01:09,107 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:01:09,355 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:01:09,594 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 21:01:09,869 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 21:01:10,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:01:10,188 INFO L93 Difference]: Finished difference Result 180 states and 226 transitions. [2020-07-19 21:01:10,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-19 21:01:10,192 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-07-19 21:01:10,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:01:10,194 INFO L225 Difference]: With dead ends: 180 [2020-07-19 21:01:10,195 INFO L226 Difference]: Without dead ends: 132 [2020-07-19 21:01:10,196 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2020-07-19 21:01:10,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-07-19 21:01:10,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 118. [2020-07-19 21:01:10,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-07-19 21:01:10,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 139 transitions. [2020-07-19 21:01:10,228 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 139 transitions. Word has length 54 [2020-07-19 21:01:10,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:01:10,229 INFO L479 AbstractCegarLoop]: Abstraction has 118 states and 139 transitions. [2020-07-19 21:01:10,229 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-19 21:01:10,229 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 139 transitions. [2020-07-19 21:01:10,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-19 21:01:10,230 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:01:10,230 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:01:10,231 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-19 21:01:10,231 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:01:10,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:01:10,231 INFO L82 PathProgramCache]: Analyzing trace with hash -1393150715, now seen corresponding path program 1 times [2020-07-19 21:01:10,231 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:01:10,232 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063374126] [2020-07-19 21:01:10,232 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2b771d2a [2020-07-19 21:01:10,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:10,497 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 21:01:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:10,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:10,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:01:10,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 21:01:10,551 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063374126] [2020-07-19 21:01:10,552 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:01:10,552 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-19 21:01:10,552 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004742126] [2020-07-19 21:01:10,553 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-19 21:01:10,553 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:01:10,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-19 21:01:10,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-19 21:01:10,553 INFO L87 Difference]: Start difference. First operand 118 states and 139 transitions. Second operand 5 states. [2020-07-19 21:01:10,904 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 21:01:11,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:01:11,344 INFO L93 Difference]: Finished difference Result 179 states and 226 transitions. [2020-07-19 21:01:11,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-19 21:01:11,345 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2020-07-19 21:01:11,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:01:11,345 INFO L225 Difference]: With dead ends: 179 [2020-07-19 21:01:11,346 INFO L226 Difference]: Without dead ends: 0 [2020-07-19 21:01:11,347 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-19 21:01:11,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-19 21:01:11,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-19 21:01:11,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-19 21:01:11,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-19 21:01:11,353 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2020-07-19 21:01:11,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:01:11,353 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-19 21:01:11,353 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-19 21:01:11,353 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-19 21:01:11,354 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-19 21:01:11,354 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-19 21:01:11,356 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-19 21:01:12,380 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-07-19 21:01:12,551 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-07-19 21:01:12,772 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-07-19 21:01:12,940 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-07-19 21:01:13,114 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-07-19 21:01:13,281 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2020-07-19 21:01:13,503 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 21:01:13,682 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 14 [2020-07-19 21:01:13,924 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2020-07-19 21:01:14,081 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2020-07-19 21:01:14,278 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2020-07-19 21:01:14,457 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 14 [2020-07-19 21:01:14,618 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 14 [2020-07-19 21:01:14,816 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 14 [2020-07-19 21:01:14,820 INFO L268 CegarLoopResult]: For program point L573(lines 550 574) no Hoare annotation was computed. [2020-07-19 21:01:14,821 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 526 581) no Hoare annotation was computed. [2020-07-19 21:01:14,821 INFO L268 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-07-19 21:01:14,821 INFO L268 CegarLoopResult]: For program point L557-1(lines 557 561) no Hoare annotation was computed. [2020-07-19 21:01:14,821 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-07-19 21:01:14,821 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 526 581) no Hoare annotation was computed. [2020-07-19 21:01:14,821 INFO L268 CegarLoopResult]: For program point L551-2(lines 551 572) no Hoare annotation was computed. [2020-07-19 21:01:14,822 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 526 581) no Hoare annotation was computed. [2020-07-19 21:01:14,822 INFO L268 CegarLoopResult]: For program point L609(line 609) no Hoare annotation was computed. [2020-07-19 21:01:14,822 INFO L268 CegarLoopResult]: For program point L608-2(lines 608 633) no Hoare annotation was computed. [2020-07-19 21:01:14,822 INFO L268 CegarLoopResult]: For program point L634(lines 607 635) no Hoare annotation was computed. [2020-07-19 21:01:14,822 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 582 641) no Hoare annotation was computed. [2020-07-19 21:01:14,822 INFO L268 CegarLoopResult]: For program point L627(line 627) no Hoare annotation was computed. [2020-07-19 21:01:14,822 INFO L268 CegarLoopResult]: For program point L627-1(line 627) no Hoare annotation was computed. [2020-07-19 21:01:14,822 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 582 641) no Hoare annotation was computed. [2020-07-19 21:01:14,822 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 582 641) no Hoare annotation was computed. [2020-07-19 21:01:14,822 INFO L268 CegarLoopResult]: For program point L614(lines 614 618) no Hoare annotation was computed. [2020-07-19 21:01:14,822 INFO L268 CegarLoopResult]: For program point L614-1(lines 614 618) no Hoare annotation was computed. [2020-07-19 21:01:14,823 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2020-07-19 21:01:14,823 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2020-07-19 21:01:14,823 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2020-07-19 21:01:14,823 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2020-07-19 21:01:14,823 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2020-07-19 21:01:14,823 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 448 472) the Hoare annotation is: true [2020-07-19 21:01:14,823 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 448 472) no Hoare annotation was computed. [2020-07-19 21:01:14,824 INFO L264 CegarLoopResult]: At program point L462(line 462) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0)) (not (<= 1 ~waterLevel~0))) [2020-07-19 21:01:14,824 INFO L268 CegarLoopResult]: For program point L460(lines 460 466) no Hoare annotation was computed. [2020-07-19 21:01:14,824 INFO L264 CegarLoopResult]: At program point L458(line 458) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0)) (not (<= 1 ~waterLevel~0))) [2020-07-19 21:01:14,824 INFO L268 CegarLoopResult]: For program point L458-1(line 458) no Hoare annotation was computed. [2020-07-19 21:01:14,824 INFO L268 CegarLoopResult]: For program point L456(lines 456 469) no Hoare annotation was computed. [2020-07-19 21:01:14,824 INFO L268 CegarLoopResult]: For program point L456-1(lines 448 472) no Hoare annotation was computed. [2020-07-19 21:01:14,825 INFO L271 CegarLoopResult]: At program point L454(line 454) the Hoare annotation is: true [2020-07-19 21:01:14,825 INFO L268 CegarLoopResult]: For program point L454-1(line 454) no Hoare annotation was computed. [2020-07-19 21:01:14,825 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 164 186) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 21:01:14,825 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 164 186) no Hoare annotation was computed. [2020-07-19 21:01:14,825 INFO L264 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 21:01:14,826 INFO L264 CegarLoopResult]: At program point L176-1(line 176) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 21:01:14,826 INFO L268 CegarLoopResult]: For program point L174(lines 174 181) no Hoare annotation was computed. [2020-07-19 21:01:14,826 INFO L268 CegarLoopResult]: For program point L174-1(lines 174 181) no Hoare annotation was computed. [2020-07-19 21:01:14,826 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 164 186) no Hoare annotation was computed. [2020-07-19 21:01:14,826 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-07-19 21:01:14,826 INFO L264 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 21:01:14,826 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 21:01:14,827 INFO L264 CegarLoopResult]: At program point L170-1(line 170) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 21:01:14,827 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-07-19 21:01:14,827 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-07-19 21:01:14,827 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 122 145) no Hoare annotation was computed. [2020-07-19 21:01:14,827 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-07-19 21:01:14,827 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 122 145) no Hoare annotation was computed. [2020-07-19 21:01:14,827 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 122 145) no Hoare annotation was computed. [2020-07-19 21:01:14,828 INFO L268 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-07-19 21:01:14,828 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-07-19 21:01:14,828 INFO L268 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-07-19 21:01:14,828 INFO L268 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-07-19 21:01:14,828 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-07-19 21:01:14,828 INFO L268 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-07-19 21:01:14,828 INFO L268 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-07-19 21:01:14,829 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-19 21:01:14,829 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-07-19 21:01:14,829 INFO L268 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-07-19 21:01:14,829 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-19 21:01:14,829 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 256 264) no Hoare annotation was computed. [2020-07-19 21:01:14,829 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 256 264) the Hoare annotation is: true [2020-07-19 21:01:14,829 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 256 264) no Hoare annotation was computed. [2020-07-19 21:01:14,830 INFO L268 CegarLoopResult]: For program point L284(lines 284 292) no Hoare annotation was computed. [2020-07-19 21:01:14,830 INFO L268 CegarLoopResult]: For program point L284-2(lines 284 292) no Hoare annotation was computed. [2020-07-19 21:01:14,830 INFO L268 CegarLoopResult]: For program point L272(lines 272 280) no Hoare annotation was computed. [2020-07-19 21:01:14,830 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 265 300) no Hoare annotation was computed. [2020-07-19 21:01:14,830 INFO L268 CegarLoopResult]: For program point L272-2(lines 272 280) no Hoare annotation was computed. [2020-07-19 21:01:14,830 INFO L268 CegarLoopResult]: For program point L295(line 295) no Hoare annotation was computed. [2020-07-19 21:01:14,830 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 265 300) no Hoare annotation was computed. [2020-07-19 21:01:14,830 INFO L268 CegarLoopResult]: For program point L295-1(line 295) no Hoare annotation was computed. [2020-07-19 21:01:14,831 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 265 300) no Hoare annotation was computed. [2020-07-19 21:01:14,831 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2020-07-19 21:01:14,831 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2020-07-19 21:01:14,831 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 480 525) no Hoare annotation was computed. [2020-07-19 21:01:14,831 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 480 525) no Hoare annotation was computed. [2020-07-19 21:01:14,831 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 480 525) no Hoare annotation was computed. [2020-07-19 21:01:14,831 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 154 163) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 21:01:14,832 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 154 163) no Hoare annotation was computed. [2020-07-19 21:01:14,832 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 154 163) no Hoare annotation was computed. [2020-07-19 21:01:14,832 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 793 838) no Hoare annotation was computed. [2020-07-19 21:01:14,832 INFO L268 CegarLoopResult]: For program point L813(lines 813 820) no Hoare annotation was computed. [2020-07-19 21:01:14,832 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 793 838) no Hoare annotation was computed. [2020-07-19 21:01:14,832 INFO L268 CegarLoopResult]: For program point L807(lines 807 827) no Hoare annotation was computed. [2020-07-19 21:01:14,832 INFO L268 CegarLoopResult]: For program point L807-1(lines 807 827) no Hoare annotation was computed. [2020-07-19 21:01:14,832 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 793 838) no Hoare annotation was computed. [2020-07-19 21:01:14,833 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 245 255) no Hoare annotation was computed. [2020-07-19 21:01:14,833 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 245 255) no Hoare annotation was computed. [2020-07-19 21:01:14,833 INFO L268 CegarLoopResult]: For program point L250(line 250) no Hoare annotation was computed. [2020-07-19 21:01:14,833 INFO L268 CegarLoopResult]: For program point L250-1(line 250) no Hoare annotation was computed. [2020-07-19 21:01:14,833 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 245 255) no Hoare annotation was computed. [2020-07-19 21:01:14,833 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 237 244) no Hoare annotation was computed. [2020-07-19 21:01:14,833 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 237 244) no Hoare annotation was computed. [2020-07-19 21:01:14,833 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 237 244) no Hoare annotation was computed. [2020-07-19 21:01:14,834 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 222 228) no Hoare annotation was computed. [2020-07-19 21:01:14,834 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 222 228) the Hoare annotation is: true [2020-07-19 21:01:14,834 INFO L268 CegarLoopResult]: For program point L322-1(lines 322 328) no Hoare annotation was computed. [2020-07-19 21:01:14,834 INFO L264 CegarLoopResult]: At program point testENTRY(lines 302 365) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 21:01:14,834 INFO L268 CegarLoopResult]: For program point L314(lines 314 318) no Hoare annotation was computed. [2020-07-19 21:01:14,834 INFO L268 CegarLoopResult]: For program point testFINAL(lines 302 365) no Hoare annotation was computed. [2020-07-19 21:01:14,834 INFO L264 CegarLoopResult]: At program point L358(lines 311 359) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-19 21:01:14,835 INFO L268 CegarLoopResult]: For program point L348(lines 348 352) no Hoare annotation was computed. [2020-07-19 21:01:14,835 INFO L264 CegarLoopResult]: At program point L348-2(lines 342 353) the Hoare annotation is: (or (and (= 0 test_~splverifierCounter~0) (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 21:01:14,835 INFO L268 CegarLoopResult]: For program point L313(lines 312 357) no Hoare annotation was computed. [2020-07-19 21:01:14,835 INFO L268 CegarLoopResult]: For program point L342(lines 342 353) no Hoare annotation was computed. [2020-07-19 21:01:14,835 INFO L264 CegarLoopResult]: At program point L334(line 334) the Hoare annotation is: (or (and (= 0 test_~splverifierCounter~0) (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 21:01:14,835 INFO L268 CegarLoopResult]: For program point L332(lines 332 338) no Hoare annotation was computed. [2020-07-19 21:01:14,835 INFO L268 CegarLoopResult]: For program point L332-1(lines 332 338) no Hoare annotation was computed. [2020-07-19 21:01:14,836 INFO L264 CegarLoopResult]: At program point L324(line 324) the Hoare annotation is: (or (and (= 0 test_~splverifierCounter~0) (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 21:01:14,836 INFO L264 CegarLoopResult]: At program point L355(lines 312 357) the Hoare annotation is: (or (and (= 0 test_~splverifierCounter~0) (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 21:01:14,836 INFO L268 CegarLoopResult]: For program point testEXIT(lines 302 365) no Hoare annotation was computed. [2020-07-19 21:01:14,836 INFO L268 CegarLoopResult]: For program point L322(lines 322 328) no Hoare annotation was computed. [2020-07-19 21:01:14,836 INFO L268 CegarLoopResult]: For program point L767(lines 767 774) no Hoare annotation was computed. [2020-07-19 21:01:14,836 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 747 792) no Hoare annotation was computed. [2020-07-19 21:01:14,836 INFO L268 CegarLoopResult]: For program point L761(lines 761 781) no Hoare annotation was computed. [2020-07-19 21:01:14,836 INFO L268 CegarLoopResult]: For program point L761-1(lines 761 781) no Hoare annotation was computed. [2020-07-19 21:01:14,837 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 747 792) no Hoare annotation was computed. [2020-07-19 21:01:14,837 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 747 792) no Hoare annotation was computed. [2020-07-19 21:01:14,837 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2020-07-19 21:01:14,837 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2020-07-19 21:01:14,837 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2020-07-19 21:01:14,837 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 415 437) no Hoare annotation was computed. [2020-07-19 21:01:14,837 INFO L268 CegarLoopResult]: For program point L423(lines 423 431) no Hoare annotation was computed. [2020-07-19 21:01:14,837 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 415 437) no Hoare annotation was computed. [2020-07-19 21:01:14,838 INFO L268 CegarLoopResult]: For program point L423-2(lines 423 431) no Hoare annotation was computed. [2020-07-19 21:01:14,838 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 415 437) no Hoare annotation was computed. [2020-07-19 21:01:14,838 INFO L268 CegarLoopResult]: For program point L673(lines 673 689) no Hoare annotation was computed. [2020-07-19 21:01:14,838 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 644 746) no Hoare annotation was computed. [2020-07-19 21:01:14,838 INFO L268 CegarLoopResult]: For program point L733(lines 733 740) no Hoare annotation was computed. [2020-07-19 21:01:14,838 INFO L268 CegarLoopResult]: For program point L694(lines 693 713) no Hoare annotation was computed. [2020-07-19 21:01:14,838 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-07-19 21:01:14,839 INFO L268 CegarLoopResult]: For program point L725-1(line 725) no Hoare annotation was computed. [2020-07-19 21:01:14,839 INFO L268 CegarLoopResult]: For program point L690(lines 690 731) no Hoare annotation was computed. [2020-07-19 21:01:14,839 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 644 746) no Hoare annotation was computed. [2020-07-19 21:01:14,839 INFO L268 CegarLoopResult]: For program point L709(line 709) no Hoare annotation was computed. [2020-07-19 21:01:14,839 INFO L268 CegarLoopResult]: For program point L709-1(line 709) no Hoare annotation was computed. [2020-07-19 21:01:14,839 INFO L268 CegarLoopResult]: For program point L668(lines 668 672) no Hoare annotation was computed. [2020-07-19 21:01:14,839 INFO L268 CegarLoopResult]: For program point L732(lines 732 743) no Hoare annotation was computed. [2020-07-19 21:01:14,839 INFO L268 CegarLoopResult]: For program point L695(lines 695 699) no Hoare annotation was computed. [2020-07-19 21:01:14,840 INFO L268 CegarLoopResult]: For program point L693-2(lines 693 713) no Hoare annotation was computed. [2020-07-19 21:01:14,840 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 644 746) no Hoare annotation was computed. [2020-07-19 21:01:14,840 INFO L268 CegarLoopResult]: For program point L714(lines 692 715) no Hoare annotation was computed. [2020-07-19 21:01:14,840 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-19 21:01:14,840 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|)) [2020-07-19 21:01:14,840 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-19 21:01:14,841 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 229 236) no Hoare annotation was computed. [2020-07-19 21:01:14,841 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 229 236) no Hoare annotation was computed. [2020-07-19 21:01:14,841 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 229 236) no Hoare annotation was computed. [2020-07-19 21:01:14,841 INFO L268 CegarLoopResult]: For program point L398-1(lines 394 405) no Hoare annotation was computed. [2020-07-19 21:01:14,841 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 394 405) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-19 21:01:14,841 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 394 405) no Hoare annotation was computed. [2020-07-19 21:01:14,841 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 438 446) the Hoare annotation is: true [2020-07-19 21:01:14,842 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 438 446) no Hoare annotation was computed. [2020-07-19 21:01:14,842 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 438 446) no Hoare annotation was computed. [2020-07-19 21:01:14,842 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-19 21:01:14,842 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-19 21:01:14,842 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-19 21:01:14,842 INFO L264 CegarLoopResult]: At program point L211(line 211) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 21:01:14,843 INFO L264 CegarLoopResult]: At program point L209(lines 209 215) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 21:01:14,843 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 198 221) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 21:01:14,843 INFO L264 CegarLoopResult]: At program point L204(line 204) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-19 21:01:14,843 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 198 221) no Hoare annotation was computed. [2020-07-19 21:01:14,843 INFO L268 CegarLoopResult]: For program point L202(lines 201 220) no Hoare annotation was computed. [2020-07-19 21:01:14,843 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 198 221) no Hoare annotation was computed. [2020-07-19 21:01:14,844 INFO L271 CegarLoopResult]: At program point L99-2(lines 99 113) the Hoare annotation is: true [2020-07-19 21:01:14,844 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 89 118) no Hoare annotation was computed. [2020-07-19 21:01:14,844 INFO L271 CegarLoopResult]: At program point L95(line 95) the Hoare annotation is: true [2020-07-19 21:01:14,844 INFO L268 CegarLoopResult]: For program point L95-1(line 95) no Hoare annotation was computed. [2020-07-19 21:01:14,844 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 89 118) the Hoare annotation is: true [2020-07-19 21:01:14,844 INFO L271 CegarLoopResult]: At program point L114(lines 89 118) the Hoare annotation is: true [2020-07-19 21:01:14,844 INFO L268 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-07-19 21:01:14,844 INFO L268 CegarLoopResult]: For program point L103(lines 103 107) no Hoare annotation was computed. [2020-07-19 21:01:14,845 INFO L271 CegarLoopResult]: At program point L103-1(lines 103 107) the Hoare annotation is: true [2020-07-19 21:01:14,845 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-07-19 21:01:14,845 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 406 414) no Hoare annotation was computed. [2020-07-19 21:01:14,845 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 406 414) no Hoare annotation was computed. [2020-07-19 21:01:14,845 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 406 414) no Hoare annotation was computed. [2020-07-19 21:01:14,845 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 370 381) the Hoare annotation is: true [2020-07-19 21:01:14,845 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 370 381) no Hoare annotation was computed. [2020-07-19 21:01:14,846 INFO L268 CegarLoopResult]: For program point L374-1(lines 370 381) no Hoare annotation was computed. [2020-07-19 21:01:14,846 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 146 152) no Hoare annotation was computed. [2020-07-19 21:01:14,846 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 146 152) the Hoare annotation is: true [2020-07-19 21:01:14,846 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-19 21:01:14,846 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-19 21:01:14,846 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-19 21:01:14,846 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-19 21:01:14,847 INFO L268 CegarLoopResult]: For program point L386-1(lines 382 393) no Hoare annotation was computed. [2020-07-19 21:01:14,847 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 382 393) no Hoare annotation was computed. [2020-07-19 21:01:14,847 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 382 393) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 21:01:14,847 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-19 21:01:14,847 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-19 21:01:14,847 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-19 21:01:14,847 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-19 21:01:14,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 09:01:14 BoogieIcfgContainer [2020-07-19 21:01:14,864 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-19 21:01:14,866 INFO L168 Benchmark]: Toolchain (without parser) took 14880.31 ms. Allocated memory was 138.9 MB in the beginning and 482.3 MB in the end (delta: 343.4 MB). Free memory was 102.3 MB in the beginning and 155.2 MB in the end (delta: -52.9 MB). Peak memory consumption was 357.4 MB. Max. memory is 7.1 GB. [2020-07-19 21:01:14,867 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-19 21:01:14,868 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.31 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 101.9 MB in the beginning and 172.3 MB in the end (delta: -70.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2020-07-19 21:01:14,869 INFO L168 Benchmark]: Boogie Preprocessor took 80.65 ms. Allocated memory is still 202.9 MB. Free memory was 172.3 MB in the beginning and 168.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-19 21:01:14,870 INFO L168 Benchmark]: RCFGBuilder took 1207.62 ms. Allocated memory was 202.9 MB in the beginning and 237.0 MB in the end (delta: 34.1 MB). Free memory was 168.2 MB in the beginning and 203.7 MB in the end (delta: -35.5 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. [2020-07-19 21:01:14,871 INFO L168 Benchmark]: TraceAbstraction took 12923.17 ms. Allocated memory was 237.0 MB in the beginning and 482.3 MB in the end (delta: 245.4 MB). Free memory was 203.7 MB in the beginning and 155.2 MB in the end (delta: 48.5 MB). Peak memory consumption was 360.8 MB. Max. memory is 7.1 GB. [2020-07-19 21:01:14,875 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 662.31 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 101.9 MB in the beginning and 172.3 MB in the end (delta: -70.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.65 ms. Allocated memory is still 202.9 MB. Free memory was 172.3 MB in the beginning and 168.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1207.62 ms. Allocated memory was 202.9 MB in the beginning and 237.0 MB in the end (delta: 34.1 MB). Free memory was 168.2 MB in the beginning and 203.7 MB in the end (delta: -35.5 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12923.17 ms. Allocated memory was 237.0 MB in the beginning and 482.3 MB in the end (delta: 245.4 MB). Free memory was 203.7 MB in the beginning and 155.2 MB in the end (delta: 48.5 MB). Peak memory consumption was 360.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || !(1 == systemActive)) || !(1 <= \old(waterLevel)) - InvariantResult [Line: 89]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && 1 <= waterLevel) || !(0 == pumpRunning)) || !(1 <= \old(waterLevel))) || !(1 == systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 34 procedures, 194 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 6.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 328 SDtfs, 468 SDslu, 195 SDs, 0 SdLazy, 883 SolverSat, 272 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 112 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=124occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 84 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 157 PreInvPairs, 177 NumberOfFragments, 589 HoareAnnotationTreeSize, 157 FomulaSimplifications, 17952 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 40 FomulaSimplificationsInter, 4102 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 256 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 70178 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...