/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 16:21:52,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 16:21:52,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 16:21:52,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 16:21:52,782 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 16:21:52,783 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 16:21:52,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 16:21:52,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 16:21:52,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 16:21:52,789 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 16:21:52,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 16:21:52,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 16:21:52,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 16:21:52,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 16:21:52,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 16:21:52,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 16:21:52,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 16:21:52,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 16:21:52,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 16:21:52,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 16:21:52,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 16:21:52,803 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 16:21:52,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 16:21:52,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 16:21:52,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 16:21:52,808 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 16:21:52,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 16:21:52,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 16:21:52,809 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 16:21:52,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 16:21:52,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 16:21:52,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 16:21:52,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 16:21:52,813 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 16:21:52,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 16:21:52,814 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 16:21:52,815 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 16:21:52,815 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 16:21:52,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 16:21:52,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 16:21:52,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 16:21:52,818 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 16:21:52,843 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 16:21:52,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 16:21:52,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 16:21:52,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 16:21:52,846 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 16:21:52,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 16:21:52,847 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 16:21:52,847 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 16:21:52,847 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 16:21:52,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 16:21:52,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 16:21:52,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 16:21:52,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 16:21:52,849 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 16:21:52,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 16:21:52,849 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 16:21:52,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 16:21:52,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 16:21:52,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 16:21:52,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 16:21:52,851 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 16:21:52,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 16:21:52,851 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 16:21:52,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 16:21:52,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 16:21:52,852 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 16:21:52,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:21:52,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 16:21:52,852 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 16:21:52,852 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-20 16:21:53,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 16:21:53,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 16:21:53,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 16:21:53,189 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 16:21:53,190 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 16:21:53,190 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product12.cil.c [2020-07-20 16:21:53,257 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0502e04b6/fe2fa8c4ab30432a82c341a030471227/FLAG5d929b5b1 [2020-07-20 16:21:53,787 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 16:21:53,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product12.cil.c [2020-07-20 16:21:53,800 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0502e04b6/fe2fa8c4ab30432a82c341a030471227/FLAG5d929b5b1 [2020-07-20 16:21:54,079 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0502e04b6/fe2fa8c4ab30432a82c341a030471227 [2020-07-20 16:21:54,089 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 16:21:54,091 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 16:21:54,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 16:21:54,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 16:21:54,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 16:21:54,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:21:54" (1/1) ... [2020-07-20 16:21:54,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8971574 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54, skipping insertion in model container [2020-07-20 16:21:54,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:21:54" (1/1) ... [2020-07-20 16:21:54,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 16:21:54,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 16:21:54,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:21:54,648 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 16:21:54,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:21:54,755 INFO L208 MainTranslator]: Completed translation [2020-07-20 16:21:54,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54 WrapperNode [2020-07-20 16:21:54,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 16:21:54,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 16:21:54,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 16:21:54,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 16:21:54,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (1/1) ... [2020-07-20 16:21:54,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (1/1) ... [2020-07-20 16:21:54,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (1/1) ... [2020-07-20 16:21:54,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (1/1) ... [2020-07-20 16:21:54,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (1/1) ... [2020-07-20 16:21:54,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (1/1) ... [2020-07-20 16:21:54,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (1/1) ... [2020-07-20 16:21:54,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 16:21:54,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 16:21:54,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 16:21:54,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 16:21:54,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 16:21:54,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 16:21:54,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 16:21:54,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 16:21:54,924 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 16:21:54,925 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 16:21:54,925 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 16:21:54,925 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-20 16:21:54,926 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 16:21:54,926 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 16:21:54,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 16:21:54,927 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 16:21:54,927 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 16:21:54,927 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 16:21:54,927 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 16:21:54,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 16:21:54,928 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 16:21:54,928 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 16:21:54,928 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 16:21:54,929 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 16:21:54,929 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 16:21:54,930 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 16:21:54,930 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 16:21:54,930 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 16:21:54,930 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 16:21:54,931 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 16:21:54,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-20 16:21:54,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 16:21:54,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 16:21:54,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 16:21:54,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 16:21:54,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 16:21:54,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 16:21:54,935 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 16:21:54,935 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 16:21:54,935 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 16:21:54,935 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 16:21:54,935 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 16:21:54,935 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 16:21:54,936 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 16:21:54,936 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 16:21:54,936 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 16:21:54,936 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 16:21:54,936 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 16:21:54,937 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 16:21:54,937 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 16:21:54,937 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 16:21:54,937 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 16:21:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 16:21:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 16:21:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 16:21:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 16:21:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 16:21:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 16:21:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 16:21:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-20 16:21:54,940 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 16:21:54,940 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-20 16:21:54,940 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 16:21:54,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 16:21:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 16:21:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 16:21:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 16:21:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 16:21:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 16:21:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 16:21:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 16:21:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 16:21:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 16:21:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 16:21:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 16:21:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 16:21:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 16:21:54,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 16:21:54,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 16:21:54,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 16:21:54,944 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 16:21:54,944 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 16:21:54,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 16:21:54,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 16:21:54,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 16:21:54,946 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 16:21:54,946 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 16:21:54,946 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 16:21:54,946 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 16:21:54,946 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 16:21:54,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 16:21:54,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 16:21:54,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 16:21:58,086 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 16:21:58,087 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 16:21:58,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:21:58 BoogieIcfgContainer [2020-07-20 16:21:58,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 16:21:58,098 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 16:21:58,098 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 16:21:58,102 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 16:21:58,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:21:54" (1/3) ... [2020-07-20 16:21:58,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dda3303 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:21:58, skipping insertion in model container [2020-07-20 16:21:58,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:21:54" (2/3) ... [2020-07-20 16:21:58,104 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dda3303 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:21:58, skipping insertion in model container [2020-07-20 16:21:58,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:21:58" (3/3) ... [2020-07-20 16:21:58,105 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product12.cil.c [2020-07-20 16:21:58,116 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 16:21:58,126 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 16:21:58,139 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 16:21:58,162 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 16:21:58,163 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 16:21:58,163 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 16:21:58,163 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 16:21:58,163 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 16:21:58,164 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 16:21:58,164 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 16:21:58,164 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 16:21:58,185 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states. [2020-07-20 16:21:58,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-20 16:21:58,194 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:21:58,194 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] [2020-07-20 16:21:58,195 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:21:58,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:21:58,200 INFO L82 PathProgramCache]: Analyzing trace with hash -2135633634, now seen corresponding path program 1 times [2020-07-20 16:21:58,206 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:21:58,207 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [366051038] [2020-07-20 16:21:58,207 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:21:58,770 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:21:58,771 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:21:58,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 16:21:58,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:21:58,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:21:58,822 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:21:58,824 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [366051038] [2020-07-20 16:21:58,824 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:21:58,825 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 16:21:58,826 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962360467] [2020-07-20 16:21:58,832 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 16:21:58,832 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:21:58,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 16:21:58,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:21:58,851 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 2 states. [2020-07-20 16:21:58,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:21:58,892 INFO L93 Difference]: Finished difference Result 188 states and 233 transitions. [2020-07-20 16:21:58,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 16:21:58,893 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-20 16:21:58,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:21:58,907 INFO L225 Difference]: With dead ends: 188 [2020-07-20 16:21:58,908 INFO L226 Difference]: Without dead ends: 94 [2020-07-20 16:21:58,913 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:21:58,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-07-20 16:21:58,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2020-07-20 16:21:58,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-07-20 16:21:58,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 108 transitions. [2020-07-20 16:21:58,971 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 108 transitions. Word has length 46 [2020-07-20 16:21:58,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:21:58,971 INFO L479 AbstractCegarLoop]: Abstraction has 94 states and 108 transitions. [2020-07-20 16:21:58,972 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 16:21:58,972 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2020-07-20 16:21:58,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-20 16:21:58,975 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:21:58,976 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] [2020-07-20 16:21:59,190 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:21:59,191 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:21:59,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:21:59,191 INFO L82 PathProgramCache]: Analyzing trace with hash -1443818456, now seen corresponding path program 1 times [2020-07-20 16:21:59,192 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:21:59,192 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1758187212] [2020-07-20 16:21:59,192 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:21:59,682 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:21:59,682 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:21:59,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:21:59,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:21:59,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:21:59,730 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:21:59,731 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1758187212] [2020-07-20 16:21:59,731 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:21:59,731 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:21:59,732 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433599880] [2020-07-20 16:21:59,733 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:21:59,734 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:21:59,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:21:59,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:21:59,734 INFO L87 Difference]: Start difference. First operand 94 states and 108 transitions. Second operand 3 states. [2020-07-20 16:21:59,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:21:59,751 INFO L93 Difference]: Finished difference Result 124 states and 141 transitions. [2020-07-20 16:21:59,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:21:59,751 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-20 16:21:59,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:21:59,753 INFO L225 Difference]: With dead ends: 124 [2020-07-20 16:21:59,754 INFO L226 Difference]: Without dead ends: 85 [2020-07-20 16:21:59,755 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:21:59,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-07-20 16:21:59,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-07-20 16:21:59,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-20 16:21:59,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 96 transitions. [2020-07-20 16:21:59,767 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 96 transitions. Word has length 47 [2020-07-20 16:21:59,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:21:59,768 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 96 transitions. [2020-07-20 16:21:59,768 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:21:59,768 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2020-07-20 16:21:59,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 16:21:59,770 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:21:59,770 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:21:59,984 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:21:59,985 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:21:59,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:21:59,987 INFO L82 PathProgramCache]: Analyzing trace with hash 870802390, now seen corresponding path program 1 times [2020-07-20 16:21:59,987 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:21:59,988 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1200858794] [2020-07-20 16:21:59,988 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:00,434 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:00,434 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:00,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 16:22:00,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:00,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:22:00,468 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:00,469 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1200858794] [2020-07-20 16:22:00,469 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:00,469 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:00,470 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130393033] [2020-07-20 16:22:00,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:00,470 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:00,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:00,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:00,471 INFO L87 Difference]: Start difference. First operand 85 states and 96 transitions. Second operand 3 states. [2020-07-20 16:22:00,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:00,501 INFO L93 Difference]: Finished difference Result 203 states and 239 transitions. [2020-07-20 16:22:00,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:00,502 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 16:22:00,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:00,504 INFO L225 Difference]: With dead ends: 203 [2020-07-20 16:22:00,505 INFO L226 Difference]: Without dead ends: 142 [2020-07-20 16:22:00,507 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:00,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-07-20 16:22:00,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 130. [2020-07-20 16:22:00,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2020-07-20 16:22:00,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 151 transitions. [2020-07-20 16:22:00,537 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 151 transitions. Word has length 52 [2020-07-20 16:22:00,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:00,539 INFO L479 AbstractCegarLoop]: Abstraction has 130 states and 151 transitions. [2020-07-20 16:22:00,539 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:00,540 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 151 transitions. [2020-07-20 16:22:00,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-07-20 16:22:00,544 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:00,544 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:22:00,761 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:00,762 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:00,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:00,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1258139816, now seen corresponding path program 1 times [2020-07-20 16:22:00,763 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:00,764 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [442748367] [2020-07-20 16:22:00,765 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:01,168 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:01,169 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:01,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 663 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-20 16:22:01,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:01,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:22:01,221 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:01,221 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [442748367] [2020-07-20 16:22:01,222 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:01,222 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 16:22:01,222 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912256144] [2020-07-20 16:22:01,223 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 16:22:01,223 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:01,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 16:22:01,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:22:01,223 INFO L87 Difference]: Start difference. First operand 130 states and 151 transitions. Second operand 6 states. [2020-07-20 16:22:01,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:01,447 INFO L93 Difference]: Finished difference Result 331 states and 401 transitions. [2020-07-20 16:22:01,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 16:22:01,447 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2020-07-20 16:22:01,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:01,451 INFO L225 Difference]: With dead ends: 331 [2020-07-20 16:22:01,451 INFO L226 Difference]: Without dead ends: 225 [2020-07-20 16:22:01,453 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 16:22:01,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-07-20 16:22:01,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 221. [2020-07-20 16:22:01,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2020-07-20 16:22:01,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 260 transitions. [2020-07-20 16:22:01,484 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 260 transitions. Word has length 55 [2020-07-20 16:22:01,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:01,486 INFO L479 AbstractCegarLoop]: Abstraction has 221 states and 260 transitions. [2020-07-20 16:22:01,486 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 16:22:01,487 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 260 transitions. [2020-07-20 16:22:01,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 16:22:01,489 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:01,489 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:22:01,702 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:01,703 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:01,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:01,704 INFO L82 PathProgramCache]: Analyzing trace with hash 1200680476, now seen corresponding path program 1 times [2020-07-20 16:22:01,704 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:01,705 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [377101460] [2020-07-20 16:22:01,706 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:02,079 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:02,079 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:02,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 673 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 16:22:02,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:02,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:22:02,131 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:02,131 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [377101460] [2020-07-20 16:22:02,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:02,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 16:22:02,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040991874] [2020-07-20 16:22:02,132 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 16:22:02,132 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:02,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 16:22:02,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:22:02,133 INFO L87 Difference]: Start difference. First operand 221 states and 260 transitions. Second operand 6 states. [2020-07-20 16:22:02,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:02,347 INFO L93 Difference]: Finished difference Result 395 states and 476 transitions. [2020-07-20 16:22:02,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 16:22:02,348 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2020-07-20 16:22:02,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:02,348 INFO L225 Difference]: With dead ends: 395 [2020-07-20 16:22:02,349 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 16:22:02,352 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 16:22:02,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 16:22:02,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 16:22:02,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 16:22:02,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 16:22:02,353 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2020-07-20 16:22:02,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:02,353 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 16:22:02,353 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 16:22:02,353 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 16:22:02,354 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 16:22:02,564 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:02,568 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 16:22:03,249 INFO L268 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2020-07-20 16:22:03,250 INFO L268 CegarLoopResult]: For program point L508-1(lines 508 512) no Hoare annotation was computed. [2020-07-20 16:22:03,250 INFO L268 CegarLoopResult]: For program point L503(line 503) no Hoare annotation was computed. [2020-07-20 16:22:03,250 INFO L268 CegarLoopResult]: For program point L502-2(lines 502 523) no Hoare annotation was computed. [2020-07-20 16:22:03,250 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 477 532) no Hoare annotation was computed. [2020-07-20 16:22:03,250 INFO L268 CegarLoopResult]: For program point L524(lines 501 525) no Hoare annotation was computed. [2020-07-20 16:22:03,250 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 477 532) no Hoare annotation was computed. [2020-07-20 16:22:03,251 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 477 532) no Hoare annotation was computed. [2020-07-20 16:22:03,251 INFO L268 CegarLoopResult]: For program point L578-1(line 578) no Hoare annotation was computed. [2020-07-20 16:22:03,251 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 533 592) no Hoare annotation was computed. [2020-07-20 16:22:03,251 INFO L268 CegarLoopResult]: For program point L565(lines 565 569) no Hoare annotation was computed. [2020-07-20 16:22:03,252 INFO L268 CegarLoopResult]: For program point L565-1(lines 565 569) no Hoare annotation was computed. [2020-07-20 16:22:03,252 INFO L268 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2020-07-20 16:22:03,252 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 533 592) no Hoare annotation was computed. [2020-07-20 16:22:03,252 INFO L268 CegarLoopResult]: For program point L559-2(lines 559 584) no Hoare annotation was computed. [2020-07-20 16:22:03,252 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 533 592) no Hoare annotation was computed. [2020-07-20 16:22:03,252 INFO L268 CegarLoopResult]: For program point L585(lines 558 586) no Hoare annotation was computed. [2020-07-20 16:22:03,253 INFO L268 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2020-07-20 16:22:03,253 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 382 388) the Hoare annotation is: true [2020-07-20 16:22:03,253 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 382 388) no Hoare annotation was computed. [2020-07-20 16:22:03,253 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 389 397) no Hoare annotation was computed. [2020-07-20 16:22:03,253 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 389 397) the Hoare annotation is: true [2020-07-20 16:22:03,254 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 389 397) no Hoare annotation was computed. [2020-07-20 16:22:03,254 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 863 885) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:03,254 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 863 885) no Hoare annotation was computed. [2020-07-20 16:22:03,254 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 863 885) no Hoare annotation was computed. [2020-07-20 16:22:03,254 INFO L264 CegarLoopResult]: At program point L875(line 875) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:03,254 INFO L264 CegarLoopResult]: At program point L875-1(line 875) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:03,255 INFO L268 CegarLoopResult]: For program point L873(lines 873 880) no Hoare annotation was computed. [2020-07-20 16:22:03,255 INFO L268 CegarLoopResult]: For program point L873-1(lines 873 880) no Hoare annotation was computed. [2020-07-20 16:22:03,255 INFO L268 CegarLoopResult]: For program point L871(line 871) no Hoare annotation was computed. [2020-07-20 16:22:03,255 INFO L264 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:03,255 INFO L264 CegarLoopResult]: At program point L869(line 869) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:03,255 INFO L264 CegarLoopResult]: At program point L869-1(line 869) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:03,256 INFO L268 CegarLoopResult]: For program point L833(line 833) no Hoare annotation was computed. [2020-07-20 16:22:03,257 INFO L268 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-07-20 16:22:03,258 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 822 845) no Hoare annotation was computed. [2020-07-20 16:22:03,258 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-07-20 16:22:03,258 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-07-20 16:22:03,258 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-07-20 16:22:03,258 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 822 845) no Hoare annotation was computed. [2020-07-20 16:22:03,258 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-07-20 16:22:03,258 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 822 845) no Hoare annotation was computed. [2020-07-20 16:22:03,259 INFO L268 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-07-20 16:22:03,259 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-07-20 16:22:03,259 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-07-20 16:22:03,259 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-07-20 16:22:03,259 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-07-20 16:22:03,259 INFO L268 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-07-20 16:22:03,261 INFO L268 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-07-20 16:22:03,263 INFO L268 CegarLoopResult]: For program point L834(line 834) no Hoare annotation was computed. [2020-07-20 16:22:03,263 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 247 261) no Hoare annotation was computed. [2020-07-20 16:22:03,264 INFO L264 CegarLoopResult]: At program point L253(line 253) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 16:22:03,264 INFO L268 CegarLoopResult]: For program point L251(lines 251 257) no Hoare annotation was computed. [2020-07-20 16:22:03,265 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 247 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:22:03,265 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 247 261) no Hoare annotation was computed. [2020-07-20 16:22:03,265 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 157 164) no Hoare annotation was computed. [2020-07-20 16:22:03,265 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 157 164) no Hoare annotation was computed. [2020-07-20 16:22:03,265 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 157 164) no Hoare annotation was computed. [2020-07-20 16:22:03,265 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 202 210) no Hoare annotation was computed. [2020-07-20 16:22:03,266 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 202 210) the Hoare annotation is: true [2020-07-20 16:22:03,266 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 202 210) no Hoare annotation was computed. [2020-07-20 16:22:03,266 INFO L268 CegarLoopResult]: For program point L218(lines 218 226) no Hoare annotation was computed. [2020-07-20 16:22:03,266 INFO L268 CegarLoopResult]: For program point L218-2(lines 218 226) no Hoare annotation was computed. [2020-07-20 16:22:03,266 INFO L268 CegarLoopResult]: For program point L241(line 241) no Hoare annotation was computed. [2020-07-20 16:22:03,267 INFO L268 CegarLoopResult]: For program point L241-1(line 241) no Hoare annotation was computed. [2020-07-20 16:22:03,267 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 211 246) no Hoare annotation was computed. [2020-07-20 16:22:03,267 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 211 246) no Hoare annotation was computed. [2020-07-20 16:22:03,267 INFO L268 CegarLoopResult]: For program point L230(lines 230 238) no Hoare annotation was computed. [2020-07-20 16:22:03,267 INFO L268 CegarLoopResult]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2020-07-20 16:22:03,267 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 211 246) no Hoare annotation was computed. [2020-07-20 16:22:03,267 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 375 381) no Hoare annotation was computed. [2020-07-20 16:22:03,268 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 375 381) the Hoare annotation is: true [2020-07-20 16:22:03,268 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 431 476) no Hoare annotation was computed. [2020-07-20 16:22:03,272 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 431 476) no Hoare annotation was computed. [2020-07-20 16:22:03,272 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 431 476) no Hoare annotation was computed. [2020-07-20 16:22:03,272 INFO L268 CegarLoopResult]: For program point L764(lines 764 771) no Hoare annotation was computed. [2020-07-20 16:22:03,272 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 744 789) no Hoare annotation was computed. [2020-07-20 16:22:03,273 INFO L268 CegarLoopResult]: For program point L758(lines 758 778) no Hoare annotation was computed. [2020-07-20 16:22:03,273 INFO L268 CegarLoopResult]: For program point L758-1(lines 758 778) no Hoare annotation was computed. [2020-07-20 16:22:03,273 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 744 789) no Hoare annotation was computed. [2020-07-20 16:22:03,273 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 744 789) no Hoare annotation was computed. [2020-07-20 16:22:03,273 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 853 862) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:03,273 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 853 862) no Hoare annotation was computed. [2020-07-20 16:22:03,273 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 853 862) no Hoare annotation was computed. [2020-07-20 16:22:03,274 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 191 201) no Hoare annotation was computed. [2020-07-20 16:22:03,274 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 191 201) no Hoare annotation was computed. [2020-07-20 16:22:03,274 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 191 201) no Hoare annotation was computed. [2020-07-20 16:22:03,274 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-20 16:22:03,274 INFO L268 CegarLoopResult]: For program point L196-1(line 196) no Hoare annotation was computed. [2020-07-20 16:22:03,274 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 183 190) the Hoare annotation is: true [2020-07-20 16:22:03,274 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 183 190) no Hoare annotation was computed. [2020-07-20 16:22:03,275 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 183 190) no Hoare annotation was computed. [2020-07-20 16:22:03,275 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 150 156) no Hoare annotation was computed. [2020-07-20 16:22:03,275 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 150 156) the Hoare annotation is: true [2020-07-20 16:22:03,275 INFO L268 CegarLoopResult]: For program point L66-1(lines 66 72) no Hoare annotation was computed. [2020-07-20 16:22:03,275 INFO L264 CegarLoopResult]: At program point testENTRY(lines 46 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:03,275 INFO L268 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-07-20 16:22:03,276 INFO L268 CegarLoopResult]: For program point testFINAL(lines 46 113) no Hoare annotation was computed. [2020-07-20 16:22:03,276 INFO L264 CegarLoopResult]: At program point L106(lines 55 107) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:03,276 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:03,276 INFO L268 CegarLoopResult]: For program point L94(lines 94 100) no Hoare annotation was computed. [2020-07-20 16:22:03,277 INFO L264 CegarLoopResult]: At program point L94-1(lines 86 101) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:03,277 INFO L268 CegarLoopResult]: For program point L57(lines 56 105) no Hoare annotation was computed. [2020-07-20 16:22:03,277 INFO L264 CegarLoopResult]: At program point L88(line 88) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:03,277 INFO L268 CegarLoopResult]: For program point L86(lines 86 101) no Hoare annotation was computed. [2020-07-20 16:22:03,277 INFO L264 CegarLoopResult]: At program point L78(line 78) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:03,277 INFO L268 CegarLoopResult]: For program point L76(lines 76 82) no Hoare annotation was computed. [2020-07-20 16:22:03,277 INFO L268 CegarLoopResult]: For program point L76-1(lines 76 82) no Hoare annotation was computed. [2020-07-20 16:22:03,278 INFO L264 CegarLoopResult]: At program point L103(lines 56 105) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:03,278 INFO L264 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:03,278 INFO L268 CegarLoopResult]: For program point testEXIT(lines 46 113) no Hoare annotation was computed. [2020-07-20 16:22:03,278 INFO L268 CegarLoopResult]: For program point L66(lines 66 72) no Hoare annotation was computed. [2020-07-20 16:22:03,278 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 698 743) no Hoare annotation was computed. [2020-07-20 16:22:03,278 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 698 743) no Hoare annotation was computed. [2020-07-20 16:22:03,278 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 698 743) no Hoare annotation was computed. [2020-07-20 16:22:03,278 INFO L268 CegarLoopResult]: For program point L718(lines 718 725) no Hoare annotation was computed. [2020-07-20 16:22:03,279 INFO L268 CegarLoopResult]: For program point L712(lines 712 732) no Hoare annotation was computed. [2020-07-20 16:22:03,279 INFO L268 CegarLoopResult]: For program point L712-1(lines 712 732) no Hoare annotation was computed. [2020-07-20 16:22:03,279 INFO L268 CegarLoopResult]: For program point L336(lines 336 344) no Hoare annotation was computed. [2020-07-20 16:22:03,279 INFO L268 CegarLoopResult]: For program point L336-2(lines 336 344) no Hoare annotation was computed. [2020-07-20 16:22:03,279 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 328 350) no Hoare annotation was computed. [2020-07-20 16:22:03,279 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 328 350) no Hoare annotation was computed. [2020-07-20 16:22:03,279 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 328 350) no Hoare annotation was computed. [2020-07-20 16:22:03,280 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 365 374) no Hoare annotation was computed. [2020-07-20 16:22:03,280 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 365 374) no Hoare annotation was computed. [2020-07-20 16:22:03,280 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 365 374) no Hoare annotation was computed. [2020-07-20 16:22:03,280 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 595 697) no Hoare annotation was computed. [2020-07-20 16:22:03,280 INFO L268 CegarLoopResult]: For program point L665(lines 643 666) no Hoare annotation was computed. [2020-07-20 16:22:03,280 INFO L268 CegarLoopResult]: For program point L624(lines 624 640) no Hoare annotation was computed. [2020-07-20 16:22:03,280 INFO L268 CegarLoopResult]: For program point L684(lines 684 691) no Hoare annotation was computed. [2020-07-20 16:22:03,280 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 595 697) no Hoare annotation was computed. [2020-07-20 16:22:03,281 INFO L268 CegarLoopResult]: For program point L645(lines 644 664) no Hoare annotation was computed. [2020-07-20 16:22:03,281 INFO L268 CegarLoopResult]: For program point L676(line 676) no Hoare annotation was computed. [2020-07-20 16:22:03,281 INFO L268 CegarLoopResult]: For program point L676-1(line 676) no Hoare annotation was computed. [2020-07-20 16:22:03,281 INFO L268 CegarLoopResult]: For program point L641(lines 641 682) no Hoare annotation was computed. [2020-07-20 16:22:03,281 INFO L268 CegarLoopResult]: For program point L660(line 660) no Hoare annotation was computed. [2020-07-20 16:22:03,281 INFO L268 CegarLoopResult]: For program point L660-1(line 660) no Hoare annotation was computed. [2020-07-20 16:22:03,281 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 595 697) no Hoare annotation was computed. [2020-07-20 16:22:03,281 INFO L268 CegarLoopResult]: For program point L619(lines 619 623) no Hoare annotation was computed. [2020-07-20 16:22:03,282 INFO L268 CegarLoopResult]: For program point L683(lines 683 694) no Hoare annotation was computed. [2020-07-20 16:22:03,282 INFO L268 CegarLoopResult]: For program point L646(lines 646 650) no Hoare annotation was computed. [2020-07-20 16:22:03,282 INFO L268 CegarLoopResult]: For program point L644-2(lines 644 664) no Hoare annotation was computed. [2020-07-20 16:22:03,282 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:22:03,282 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:22:03,282 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:22:03,282 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-07-20 16:22:03,282 INFO L268 CegarLoopResult]: For program point L177-1(lines 166 182) no Hoare annotation was computed. [2020-07-20 16:22:03,282 INFO L268 CegarLoopResult]: For program point L173(lines 173 179) no Hoare annotation was computed. [2020-07-20 16:22:03,283 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 166 182) no Hoare annotation was computed. [2020-07-20 16:22:03,283 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-07-20 16:22:03,283 INFO L268 CegarLoopResult]: For program point L171-1(line 171) no Hoare annotation was computed. [2020-07-20 16:22:03,283 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 166 182) no Hoare annotation was computed. [2020-07-20 16:22:03,283 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 351 359) no Hoare annotation was computed. [2020-07-20 16:22:03,283 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 351 359) no Hoare annotation was computed. [2020-07-20 16:22:03,283 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 351 359) no Hoare annotation was computed. [2020-07-20 16:22:03,284 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 307 318) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 16:22:03,284 INFO L268 CegarLoopResult]: For program point L311-1(lines 307 318) no Hoare annotation was computed. [2020-07-20 16:22:03,284 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 307 318) no Hoare annotation was computed. [2020-07-20 16:22:03,284 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:22:03,284 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 16:22:03,284 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:22:03,284 INFO L271 CegarLoopResult]: At program point timeShiftENTRY(lines 126 149) the Hoare annotation is: true [2020-07-20 16:22:03,284 INFO L271 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: true [2020-07-20 16:22:03,284 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 126 149) no Hoare annotation was computed. [2020-07-20 16:22:03,285 INFO L271 CegarLoopResult]: At program point L137(lines 137 143) the Hoare annotation is: true [2020-07-20 16:22:03,285 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 126 149) no Hoare annotation was computed. [2020-07-20 16:22:03,285 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 16:22:03,285 INFO L268 CegarLoopResult]: For program point L130(lines 129 148) no Hoare annotation was computed. [2020-07-20 16:22:03,285 INFO L271 CegarLoopResult]: At program point L802-2(lines 802 816) the Hoare annotation is: true [2020-07-20 16:22:03,285 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 792 821) no Hoare annotation was computed. [2020-07-20 16:22:03,285 INFO L271 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: true [2020-07-20 16:22:03,285 INFO L268 CegarLoopResult]: For program point L798-1(line 798) no Hoare annotation was computed. [2020-07-20 16:22:03,286 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 792 821) the Hoare annotation is: true [2020-07-20 16:22:03,286 INFO L271 CegarLoopResult]: At program point L817(lines 792 821) the Hoare annotation is: true [2020-07-20 16:22:03,286 INFO L268 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-07-20 16:22:03,286 INFO L268 CegarLoopResult]: For program point L806(lines 806 810) no Hoare annotation was computed. [2020-07-20 16:22:03,286 INFO L271 CegarLoopResult]: At program point L806-1(lines 806 810) the Hoare annotation is: true [2020-07-20 16:22:03,286 INFO L268 CegarLoopResult]: For program point L803(line 803) no Hoare annotation was computed. [2020-07-20 16:22:03,286 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 319 327) the Hoare annotation is: true [2020-07-20 16:22:03,287 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 319 327) no Hoare annotation was computed. [2020-07-20 16:22:03,287 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 319 327) no Hoare annotation was computed. [2020-07-20 16:22:03,287 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 283 294) the Hoare annotation is: true [2020-07-20 16:22:03,287 INFO L268 CegarLoopResult]: For program point L287-1(lines 283 294) no Hoare annotation was computed. [2020-07-20 16:22:03,287 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 283 294) no Hoare annotation was computed. [2020-07-20 16:22:03,288 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 846 852) no Hoare annotation was computed. [2020-07-20 16:22:03,288 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 846 852) the Hoare annotation is: true [2020-07-20 16:22:03,288 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:22:03,288 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 16:22:03,288 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:22:03,288 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:22:03,288 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 262 269) no Hoare annotation was computed. [2020-07-20 16:22:03,289 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 262 269) the Hoare annotation is: true [2020-07-20 16:22:03,289 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 262 269) no Hoare annotation was computed. [2020-07-20 16:22:03,289 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 295 306) no Hoare annotation was computed. [2020-07-20 16:22:03,289 INFO L268 CegarLoopResult]: For program point L299-1(lines 295 306) no Hoare annotation was computed. [2020-07-20 16:22:03,289 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 295 306) the Hoare annotation is: true [2020-07-20 16:22:03,289 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 271 278) no Hoare annotation was computed. [2020-07-20 16:22:03,289 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 275) no Hoare annotation was computed. [2020-07-20 16:22:03,290 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 271 278) the Hoare annotation is: true [2020-07-20 16:22:03,290 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 271 278) no Hoare annotation was computed. [2020-07-20 16:22:03,291 INFO L264 CegarLoopResult]: At program point L413(line 413) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 16:22:03,291 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 399 423) the Hoare annotation is: true [2020-07-20 16:22:03,291 INFO L268 CegarLoopResult]: For program point L411(lines 411 417) no Hoare annotation was computed. [2020-07-20 16:22:03,291 INFO L264 CegarLoopResult]: At program point L409(line 409) the Hoare annotation is: (or (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 16:22:03,291 INFO L268 CegarLoopResult]: For program point L409-1(line 409) no Hoare annotation was computed. [2020-07-20 16:22:03,291 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 399 423) no Hoare annotation was computed. [2020-07-20 16:22:03,291 INFO L268 CegarLoopResult]: For program point L407(lines 407 420) no Hoare annotation was computed. [2020-07-20 16:22:03,292 INFO L268 CegarLoopResult]: For program point L407-1(lines 399 423) no Hoare annotation was computed. [2020-07-20 16:22:03,293 INFO L271 CegarLoopResult]: At program point L405(line 405) the Hoare annotation is: true [2020-07-20 16:22:03,294 INFO L268 CegarLoopResult]: For program point L405-1(line 405) no Hoare annotation was computed. [2020-07-20 16:22:03,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 04:22:03 BoogieIcfgContainer [2020-07-20 16:22:03,320 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 16:22:03,324 INFO L168 Benchmark]: Toolchain (without parser) took 9231.48 ms. Allocated memory was 144.7 MB in the beginning and 282.6 MB in the end (delta: 137.9 MB). Free memory was 101.7 MB in the beginning and 173.1 MB in the end (delta: -71.4 MB). Peak memory consumption was 114.2 MB. Max. memory is 7.1 GB. [2020-07-20 16:22:03,329 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 144.7 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 16:22:03,331 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.20 ms. Allocated memory was 144.7 MB in the beginning and 202.9 MB in the end (delta: 58.2 MB). Free memory was 101.2 MB in the beginning and 173.1 MB in the end (delta: -71.9 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2020-07-20 16:22:03,332 INFO L168 Benchmark]: Boogie Preprocessor took 88.32 ms. Allocated memory is still 202.9 MB. Free memory was 173.1 MB in the beginning and 168.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-20 16:22:03,333 INFO L168 Benchmark]: RCFGBuilder took 3250.81 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 168.9 MB in the beginning and 204.4 MB in the end (delta: -35.5 MB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. [2020-07-20 16:22:03,336 INFO L168 Benchmark]: TraceAbstraction took 5221.69 ms. Allocated memory was 234.9 MB in the beginning and 282.6 MB in the end (delta: 47.7 MB). Free memory was 203.0 MB in the beginning and 173.1 MB in the end (delta: 29.9 MB). Peak memory consumption was 125.3 MB. Max. memory is 7.1 GB. [2020-07-20 16:22:03,349 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 144.7 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 664.20 ms. Allocated memory was 144.7 MB in the beginning and 202.9 MB in the end (delta: 58.2 MB). Free memory was 101.2 MB in the beginning and 173.1 MB in the end (delta: -71.9 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.32 ms. Allocated memory is still 202.9 MB. Free memory was 173.1 MB in the beginning and 168.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3250.81 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 168.9 MB in the beginning and 204.4 MB in the end (delta: -35.5 MB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5221.69 ms. Allocated memory was 234.9 MB in the beginning and 282.6 MB in the end (delta: 47.7 MB). Free memory was 203.0 MB in the beginning and 173.1 MB in the end (delta: 29.9 MB). Peak memory consumption was 125.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 275]: 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: 55]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 211 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 503 SDtfs, 177 SDslu, 690 SDs, 0 SdLazy, 108 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 258 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=221occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 16 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 247 PreInvPairs, 276 NumberOfFragments, 392 HoareAnnotationTreeSize, 247 FomulaSimplifications, 190 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 46 FomulaSimplificationsInter, 821 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 259 NumberOfCodeBlocks, 238 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 24518 SizeOfPredicates, 12 NumberOfNonLiveVariables, 3238 ConjunctsInSsa, 45 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...