/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_FUNCTIONS --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_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 13:00:22,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 13:00:22,865 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 13:00:22,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 13:00:22,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 13:00:22,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 13:00:22,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 13:00:22,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 13:00:22,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 13:00:22,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 13:00:22,885 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 13:00:22,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 13:00:22,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 13:00:22,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 13:00:22,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 13:00:22,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 13:00:22,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 13:00:22,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 13:00:22,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 13:00:22,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 13:00:22,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 13:00:22,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 13:00:22,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 13:00:22,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 13:00:22,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 13:00:22,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 13:00:22,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 13:00:22,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 13:00:22,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 13:00:22,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 13:00:22,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 13:00:22,906 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 13:00:22,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 13:00:22,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 13:00:22,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 13:00:22,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 13:00:22,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 13:00:22,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 13:00:22,910 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 13:00:22,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 13:00:22,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 13:00:22,912 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 13:00:22,928 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 13:00:22,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 13:00:22,932 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 13:00:22,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 13:00:22,933 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 13:00:22,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 13:00:22,933 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 13:00:22,933 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 13:00:22,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 13:00:22,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 13:00:22,935 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 13:00:22,935 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 13:00:22,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 13:00:22,936 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 13:00:22,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 13:00:22,936 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 13:00:22,936 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 13:00:22,936 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 13:00:22,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 13:00:22,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 13:00:22,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 13:00:22,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:00:22,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 13:00:22,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 13:00:22,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 13:00:22,939 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 13:00:22,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:22,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 13:00:22,939 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 13:00:22,939 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_FUNCTIONS 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 13:00:23,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 13:00:23,230 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 13:00:23,233 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 13:00:23,235 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 13:00:23,235 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 13:00:23,236 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product07.cil.c [2020-07-20 13:00:23,317 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71444fc29/5a98b4d9eb1045508e46d759f028af19/FLAG2fbd2a3a4 [2020-07-20 13:00:23,851 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 13:00:23,852 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product07.cil.c [2020-07-20 13:00:23,863 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71444fc29/5a98b4d9eb1045508e46d759f028af19/FLAG2fbd2a3a4 [2020-07-20 13:00:24,163 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71444fc29/5a98b4d9eb1045508e46d759f028af19 [2020-07-20 13:00:24,172 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 13:00:24,174 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 13:00:24,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 13:00:24,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 13:00:24,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 13:00:24,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c5113b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24, skipping insertion in model container [2020-07-20 13:00:24,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 13:00:24,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 13:00:24,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:00:24,658 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 13:00:24,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:00:24,766 INFO L208 MainTranslator]: Completed translation [2020-07-20 13:00:24,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24 WrapperNode [2020-07-20 13:00:24,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 13:00:24,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 13:00:24,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 13:00:24,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 13:00:24,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 13:00:24,859 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 13:00:24,859 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 13:00:24,859 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 13:00:24,860 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (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 13:00:24,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 13:00:24,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 13:00:24,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 13:00:24,931 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 13:00:24,931 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 13:00:24,932 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 13:00:24,932 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 13:00:24,932 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 13:00:24,932 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 13:00:24,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-20 13:00:24,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 13:00:24,934 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 13:00:24,934 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 13:00:24,934 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 13:00:24,934 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 13:00:24,935 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 13:00:24,935 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 13:00:24,935 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 13:00:24,935 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 13:00:24,936 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 13:00:24,936 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 13:00:24,936 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 13:00:24,936 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 13:00:24,937 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 13:00:24,938 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 13:00:24,938 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 13:00:24,939 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 13:00:24,939 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 13:00:24,939 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 13:00:24,939 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 13:00:24,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 13:00:24,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 13:00:24,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 13:00:24,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 13:00:24,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 13:00:24,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 13:00:24,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 13:00:24,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 13:00:24,940 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 13:00:24,940 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-20 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 13:00:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 13:00:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 13:00:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 13:00:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 13:00:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 13:00:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 13:00:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 13:00:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 13:00:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 13:00:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 13:00:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 13:00:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 13:00:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 13:00:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 13:00:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 13:00:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 13:00:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 13:00:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 13:00:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 13:00:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 13:00:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 13:00:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 13:00:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 13:00:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 13:00:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 13:00:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 13:00:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 13:00:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 13:00:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 13:00:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 13:00:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 13:00:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 13:00:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 13:00:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 13:00:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 13:00:26,043 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 13:00:26,043 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 13:00:26,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:00:26 BoogieIcfgContainer [2020-07-20 13:00:26,048 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 13:00:26,050 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 13:00:26,050 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 13:00:26,053 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 13:00:26,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:00:24" (1/3) ... [2020-07-20 13:00:26,054 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@427df689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:00:26, skipping insertion in model container [2020-07-20 13:00:26,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (2/3) ... [2020-07-20 13:00:26,055 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@427df689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:00:26, skipping insertion in model container [2020-07-20 13:00:26,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:00:26" (3/3) ... [2020-07-20 13:00:26,057 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product07.cil.c [2020-07-20 13:00:26,067 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 13:00:26,076 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 13:00:26,092 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 13:00:26,117 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 13:00:26,117 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 13:00:26,117 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 13:00:26,118 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 13:00:26,118 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 13:00:26,118 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 13:00:26,119 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 13:00:26,119 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 13:00:26,142 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states. [2020-07-20 13:00:26,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-20 13:00:26,152 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:26,153 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 13:00:26,154 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:26,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:26,160 INFO L82 PathProgramCache]: Analyzing trace with hash 1594153299, now seen corresponding path program 1 times [2020-07-20 13:00:26,170 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:26,170 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [644246358] [2020-07-20 13:00:26,171 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 13:00:26,682 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:00:26,682 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:26,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 13:00:26,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:26,744 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 13:00:26,744 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:26,746 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [644246358] [2020-07-20 13:00:26,747 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:26,747 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 13:00:26,749 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144942232] [2020-07-20 13:00:26,758 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 13:00:26,759 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:26,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 13:00:26,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:00:26,776 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 2 states. [2020-07-20 13:00:26,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:26,821 INFO L93 Difference]: Finished difference Result 210 states and 265 transitions. [2020-07-20 13:00:26,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 13:00:26,822 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-20 13:00:26,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:26,834 INFO L225 Difference]: With dead ends: 210 [2020-07-20 13:00:26,834 INFO L226 Difference]: Without dead ends: 105 [2020-07-20 13:00:26,839 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 13:00:26,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-07-20 13:00:26,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2020-07-20 13:00:26,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-07-20 13:00:26,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 124 transitions. [2020-07-20 13:00:26,890 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 124 transitions. Word has length 46 [2020-07-20 13:00:26,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:26,891 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 124 transitions. [2020-07-20 13:00:26,891 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 13:00:26,891 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 124 transitions. [2020-07-20 13:00:26,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-20 13:00:26,895 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:26,895 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 13:00:27,110 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:27,110 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:27,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:27,111 INFO L82 PathProgramCache]: Analyzing trace with hash -2039771295, now seen corresponding path program 1 times [2020-07-20 13:00:27,112 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:27,113 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [687658888] [2020-07-20 13:00:27,113 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 13:00:27,569 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:00:27,569 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:27,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 13:00:27,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:27,608 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 13:00:27,609 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:27,609 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [687658888] [2020-07-20 13:00:27,609 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:27,610 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:27,610 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046149144] [2020-07-20 13:00:27,611 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:27,612 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:27,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:27,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:27,613 INFO L87 Difference]: Start difference. First operand 105 states and 124 transitions. Second operand 3 states. [2020-07-20 13:00:27,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:27,632 INFO L93 Difference]: Finished difference Result 153 states and 179 transitions. [2020-07-20 13:00:27,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:27,633 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-20 13:00:27,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:27,635 INFO L225 Difference]: With dead ends: 153 [2020-07-20 13:00:27,635 INFO L226 Difference]: Without dead ends: 96 [2020-07-20 13:00:27,637 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 13:00:27,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2020-07-20 13:00:27,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2020-07-20 13:00:27,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-07-20 13:00:27,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 112 transitions. [2020-07-20 13:00:27,650 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 112 transitions. Word has length 47 [2020-07-20 13:00:27,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:27,651 INFO L479 AbstractCegarLoop]: Abstraction has 96 states and 112 transitions. [2020-07-20 13:00:27,651 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:27,651 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 112 transitions. [2020-07-20 13:00:27,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 13:00:27,653 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:27,654 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:27,867 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:27,868 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:27,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:27,869 INFO L82 PathProgramCache]: Analyzing trace with hash 790886080, now seen corresponding path program 1 times [2020-07-20 13:00:27,869 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:27,870 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1505617007] [2020-07-20 13:00:27,871 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 13:00:28,329 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:00:28,330 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:28,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 13:00:28,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:28,368 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 13:00:28,369 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:28,369 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1505617007] [2020-07-20 13:00:28,369 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:28,370 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:28,370 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254279059] [2020-07-20 13:00:28,371 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:28,371 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:28,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:28,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:28,372 INFO L87 Difference]: Start difference. First operand 96 states and 112 transitions. Second operand 3 states. [2020-07-20 13:00:28,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:28,414 INFO L93 Difference]: Finished difference Result 238 states and 288 transitions. [2020-07-20 13:00:28,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:28,415 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-07-20 13:00:28,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:28,421 INFO L225 Difference]: With dead ends: 238 [2020-07-20 13:00:28,421 INFO L226 Difference]: Without dead ends: 166 [2020-07-20 13:00:28,423 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 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 13:00:28,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-07-20 13:00:28,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 162. [2020-07-20 13:00:28,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-07-20 13:00:28,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 195 transitions. [2020-07-20 13:00:28,474 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 195 transitions. Word has length 51 [2020-07-20 13:00:28,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:28,474 INFO L479 AbstractCegarLoop]: Abstraction has 162 states and 195 transitions. [2020-07-20 13:00:28,474 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:28,474 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 195 transitions. [2020-07-20 13:00:28,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 13:00:28,481 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:28,481 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:28,694 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:28,695 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:28,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:28,696 INFO L82 PathProgramCache]: Analyzing trace with hash -1905735507, now seen corresponding path program 1 times [2020-07-20 13:00:28,697 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:28,697 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1915298581] [2020-07-20 13:00:28,698 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 13:00:29,132 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:00:29,132 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:29,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-20 13:00:29,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:29,188 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 13:00:29,189 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:29,189 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1915298581] [2020-07-20 13:00:29,189 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:29,189 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:00:29,190 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752598656] [2020-07-20 13:00:29,190 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:00:29,190 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:29,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:00:29,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:00:29,191 INFO L87 Difference]: Start difference. First operand 162 states and 195 transitions. Second operand 6 states. [2020-07-20 13:00:29,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:29,387 INFO L93 Difference]: Finished difference Result 427 states and 533 transitions. [2020-07-20 13:00:29,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 13:00:29,388 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2020-07-20 13:00:29,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:29,392 INFO L225 Difference]: With dead ends: 427 [2020-07-20 13:00:29,392 INFO L226 Difference]: Without dead ends: 289 [2020-07-20 13:00:29,393 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 52 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 13:00:29,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2020-07-20 13:00:29,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 285. [2020-07-20 13:00:29,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2020-07-20 13:00:29,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 348 transitions. [2020-07-20 13:00:29,423 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 348 transitions. Word has length 57 [2020-07-20 13:00:29,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:29,424 INFO L479 AbstractCegarLoop]: Abstraction has 285 states and 348 transitions. [2020-07-20 13:00:29,424 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:00:29,424 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 348 transitions. [2020-07-20 13:00:29,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-20 13:00:29,427 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:29,427 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:29,640 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:29,641 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:29,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:29,642 INFO L82 PathProgramCache]: Analyzing trace with hash 718604337, now seen corresponding path program 1 times [2020-07-20 13:00:29,642 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:29,643 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [663667312] [2020-07-20 13:00:29,643 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 13:00:30,015 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:00:30,015 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:30,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 13:00:30,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:30,053 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 13:00:30,054 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:30,054 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [663667312] [2020-07-20 13:00:30,054 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:30,054 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:00:30,055 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150117558] [2020-07-20 13:00:30,055 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:00:30,055 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:30,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:00:30,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:00:30,056 INFO L87 Difference]: Start difference. First operand 285 states and 348 transitions. Second operand 6 states. [2020-07-20 13:00:30,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:30,235 INFO L93 Difference]: Finished difference Result 475 states and 594 transitions. [2020-07-20 13:00:30,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 13:00:30,236 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-07-20 13:00:30,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:30,237 INFO L225 Difference]: With dead ends: 475 [2020-07-20 13:00:30,237 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 13:00:30,240 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 56 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 13:00:30,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 13:00:30,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 13:00:30,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 13:00:30,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 13:00:30,241 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2020-07-20 13:00:30,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:30,241 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 13:00:30,241 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:00:30,241 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 13:00:30,242 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 13:00:30,452 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:30,457 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 13:00:31,249 INFO L268 CegarLoopResult]: For program point L601(lines 601 605) no Hoare annotation was computed. [2020-07-20 13:00:31,249 INFO L268 CegarLoopResult]: For program point L601-1(lines 601 605) no Hoare annotation was computed. [2020-07-20 13:00:31,250 INFO L268 CegarLoopResult]: For program point L596(line 596) no Hoare annotation was computed. [2020-07-20 13:00:31,250 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 570 625) no Hoare annotation was computed. [2020-07-20 13:00:31,250 INFO L268 CegarLoopResult]: For program point L595-2(lines 595 616) no Hoare annotation was computed. [2020-07-20 13:00:31,250 INFO L268 CegarLoopResult]: For program point L617(lines 594 618) no Hoare annotation was computed. [2020-07-20 13:00:31,250 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 570 625) no Hoare annotation was computed. [2020-07-20 13:00:31,250 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 570 625) no Hoare annotation was computed. [2020-07-20 13:00:31,250 INFO L268 CegarLoopResult]: For program point L671(line 671) no Hoare annotation was computed. [2020-07-20 13:00:31,250 INFO L268 CegarLoopResult]: For program point L671-1(line 671) no Hoare annotation was computed. [2020-07-20 13:00:31,251 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 626 685) no Hoare annotation was computed. [2020-07-20 13:00:31,251 INFO L268 CegarLoopResult]: For program point L658(lines 658 662) no Hoare annotation was computed. [2020-07-20 13:00:31,251 INFO L268 CegarLoopResult]: For program point L658-1(lines 658 662) no Hoare annotation was computed. [2020-07-20 13:00:31,251 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 626 685) no Hoare annotation was computed. [2020-07-20 13:00:31,251 INFO L268 CegarLoopResult]: For program point L653(line 653) no Hoare annotation was computed. [2020-07-20 13:00:31,251 INFO L268 CegarLoopResult]: For program point L652-2(lines 652 677) no Hoare annotation was computed. [2020-07-20 13:00:31,251 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 626 685) no Hoare annotation was computed. [2020-07-20 13:00:31,251 INFO L268 CegarLoopResult]: For program point L678(lines 651 679) no Hoare annotation was computed. [2020-07-20 13:00:31,252 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 405 411) the Hoare annotation is: true [2020-07-20 13:00:31,252 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 405 411) no Hoare annotation was computed. [2020-07-20 13:00:31,252 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 412 420) no Hoare annotation was computed. [2020-07-20 13:00:31,253 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 412 420) the Hoare annotation is: true [2020-07-20 13:00:31,253 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 412 420) no Hoare annotation was computed. [2020-07-20 13:00:31,253 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 494 516) 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 13:00:31,253 INFO L264 CegarLoopResult]: At program point L506(line 506) 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 13:00:31,254 INFO L264 CegarLoopResult]: At program point L506-1(line 506) 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 13:00:31,254 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 494 516) no Hoare annotation was computed. [2020-07-20 13:00:31,254 INFO L268 CegarLoopResult]: For program point L504(lines 504 511) no Hoare annotation was computed. [2020-07-20 13:00:31,254 INFO L268 CegarLoopResult]: For program point L504-1(lines 504 511) no Hoare annotation was computed. [2020-07-20 13:00:31,254 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-07-20 13:00:31,254 INFO L264 CegarLoopResult]: At program point L501(line 501) 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 13:00:31,254 INFO L264 CegarLoopResult]: At program point L500(line 500) 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 13:00:31,255 INFO L264 CegarLoopResult]: At program point L500-1(line 500) 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 13:00:31,256 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 494 516) no Hoare annotation was computed. [2020-07-20 13:00:31,257 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 453 476) no Hoare annotation was computed. [2020-07-20 13:00:31,257 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 453 476) no Hoare annotation was computed. [2020-07-20 13:00:31,257 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 453 476) no Hoare annotation was computed. [2020-07-20 13:00:31,257 INFO L268 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-07-20 13:00:31,257 INFO L268 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2020-07-20 13:00:31,257 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-07-20 13:00:31,257 INFO L268 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-07-20 13:00:31,257 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-07-20 13:00:31,258 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-07-20 13:00:31,258 INFO L268 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-07-20 13:00:31,258 INFO L268 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-07-20 13:00:31,258 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-07-20 13:00:31,258 INFO L268 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-07-20 13:00:31,258 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-07-20 13:00:31,258 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-07-20 13:00:31,258 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-07-20 13:00:31,259 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-07-20 13:00:31,260 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 300 314) no Hoare annotation was computed. [2020-07-20 13:00:31,260 INFO L268 CegarLoopResult]: For program point L304(lines 304 310) no Hoare annotation was computed. [2020-07-20 13:00:31,260 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 300 314) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-20 13:00:31,260 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 300 314) no Hoare annotation was computed. [2020-07-20 13:00:31,260 INFO L264 CegarLoopResult]: At program point L306(line 306) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:00:31,260 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 255 263) no Hoare annotation was computed. [2020-07-20 13:00:31,260 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 255 263) the Hoare annotation is: true [2020-07-20 13:00:31,261 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 255 263) no Hoare annotation was computed. [2020-07-20 13:00:31,261 INFO L268 CegarLoopResult]: For program point L283(lines 283 291) no Hoare annotation was computed. [2020-07-20 13:00:31,261 INFO L268 CegarLoopResult]: For program point L283-2(lines 283 291) no Hoare annotation was computed. [2020-07-20 13:00:31,261 INFO L268 CegarLoopResult]: For program point L271(lines 271 279) no Hoare annotation was computed. [2020-07-20 13:00:31,261 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 264 299) no Hoare annotation was computed. [2020-07-20 13:00:31,261 INFO L268 CegarLoopResult]: For program point L271-2(lines 271 279) no Hoare annotation was computed. [2020-07-20 13:00:31,261 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 264 299) no Hoare annotation was computed. [2020-07-20 13:00:31,262 INFO L268 CegarLoopResult]: For program point L294(line 294) no Hoare annotation was computed. [2020-07-20 13:00:31,262 INFO L268 CegarLoopResult]: For program point L294-1(line 294) no Hoare annotation was computed. [2020-07-20 13:00:31,262 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 264 299) no Hoare annotation was computed. [2020-07-20 13:00:31,262 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 398 404) no Hoare annotation was computed. [2020-07-20 13:00:31,262 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 398 404) the Hoare annotation is: true [2020-07-20 13:00:31,262 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 524 569) no Hoare annotation was computed. [2020-07-20 13:00:31,262 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 524 569) no Hoare annotation was computed. [2020-07-20 13:00:31,263 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 524 569) no Hoare annotation was computed. [2020-07-20 13:00:31,263 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 837 882) no Hoare annotation was computed. [2020-07-20 13:00:31,263 INFO L268 CegarLoopResult]: For program point L857(lines 857 864) no Hoare annotation was computed. [2020-07-20 13:00:31,263 INFO L268 CegarLoopResult]: For program point L851(lines 851 871) no Hoare annotation was computed. [2020-07-20 13:00:31,271 INFO L268 CegarLoopResult]: For program point L851-1(lines 851 871) no Hoare annotation was computed. [2020-07-20 13:00:31,274 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 837 882) no Hoare annotation was computed. [2020-07-20 13:00:31,275 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 837 882) no Hoare annotation was computed. [2020-07-20 13:00:31,275 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 484 493) 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 13:00:31,275 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 484 493) no Hoare annotation was computed. [2020-07-20 13:00:31,275 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 484 493) no Hoare annotation was computed. [2020-07-20 13:00:31,275 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 244 254) the Hoare annotation is: true [2020-07-20 13:00:31,275 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 244 254) no Hoare annotation was computed. [2020-07-20 13:00:31,276 INFO L271 CegarLoopResult]: At program point L249(line 249) the Hoare annotation is: true [2020-07-20 13:00:31,276 INFO L268 CegarLoopResult]: For program point L249-1(line 249) no Hoare annotation was computed. [2020-07-20 13:00:31,276 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 244 254) no Hoare annotation was computed. [2020-07-20 13:00:31,276 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 236 243) the Hoare annotation is: true [2020-07-20 13:00:31,276 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 236 243) no Hoare annotation was computed. [2020-07-20 13:00:31,276 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 236 243) no Hoare annotation was computed. [2020-07-20 13:00:31,276 INFO L264 CegarLoopResult]: At program point L222(line 222) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:00:31,277 INFO L268 CegarLoopResult]: For program point L222-1(lines 203 227) no Hoare annotation was computed. [2020-07-20 13:00:31,277 INFO L264 CegarLoopResult]: At program point L217(line 217) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:00:31,277 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 203 227) no Hoare annotation was computed. [2020-07-20 13:00:31,277 INFO L264 CegarLoopResult]: At program point L213(line 213) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:00:31,277 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 203 227) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:00:31,277 INFO L268 CegarLoopResult]: For program point L211(lines 211 219) no Hoare annotation was computed. [2020-07-20 13:00:31,277 INFO L264 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:00:31,278 INFO L268 CegarLoopResult]: For program point L209-1(line 209) no Hoare annotation was computed. [2020-07-20 13:00:31,278 INFO L268 CegarLoopResult]: For program point L207(lines 207 224) no Hoare annotation was computed. [2020-07-20 13:00:31,278 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 195 201) no Hoare annotation was computed. [2020-07-20 13:00:31,278 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 195 201) the Hoare annotation is: true [2020-07-20 13:00:31,279 INFO L264 CegarLoopResult]: At program point testENTRY(lines 317 382) 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 13:00:31,280 INFO L264 CegarLoopResult]: At program point L349(line 349) 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 13:00:31,280 INFO L268 CegarLoopResult]: For program point L347(lines 347 353) no Hoare annotation was computed. [2020-07-20 13:00:31,280 INFO L268 CegarLoopResult]: For program point L347-1(lines 347 353) no Hoare annotation was computed. [2020-07-20 13:00:31,280 INFO L268 CegarLoopResult]: For program point testFINAL(lines 317 382) no Hoare annotation was computed. [2020-07-20 13:00:31,280 INFO L264 CegarLoopResult]: At program point L372(lines 327 374) 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 13:00:31,280 INFO L264 CegarLoopResult]: At program point L339(line 339) 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 13:00:31,281 INFO L268 CegarLoopResult]: For program point L337(lines 337 343) no Hoare annotation was computed. [2020-07-20 13:00:31,281 INFO L268 CegarLoopResult]: For program point L337-1(lines 337 343) no Hoare annotation was computed. [2020-07-20 13:00:31,281 INFO L268 CegarLoopResult]: For program point L329(lines 329 333) no Hoare annotation was computed. [2020-07-20 13:00:31,281 INFO L264 CegarLoopResult]: At program point L375(lines 326 376) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:31,281 INFO L264 CegarLoopResult]: At program point L365(line 365) 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 13:00:31,281 INFO L268 CegarLoopResult]: For program point L363(lines 363 369) no Hoare annotation was computed. [2020-07-20 13:00:31,282 INFO L264 CegarLoopResult]: At program point L363-1(lines 357 370) 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 13:00:31,282 INFO L268 CegarLoopResult]: For program point L328(lines 327 374) no Hoare annotation was computed. [2020-07-20 13:00:31,282 INFO L268 CegarLoopResult]: For program point L357(lines 357 370) no Hoare annotation was computed. [2020-07-20 13:00:31,282 INFO L268 CegarLoopResult]: For program point testEXIT(lines 317 382) no Hoare annotation was computed. [2020-07-20 13:00:31,282 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 791 836) no Hoare annotation was computed. [2020-07-20 13:00:31,282 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 791 836) no Hoare annotation was computed. [2020-07-20 13:00:31,282 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 791 836) no Hoare annotation was computed. [2020-07-20 13:00:31,283 INFO L268 CegarLoopResult]: For program point L811(lines 811 818) no Hoare annotation was computed. [2020-07-20 13:00:31,283 INFO L268 CegarLoopResult]: For program point L805(lines 805 825) no Hoare annotation was computed. [2020-07-20 13:00:31,283 INFO L268 CegarLoopResult]: For program point L805-1(lines 805 825) no Hoare annotation was computed. [2020-07-20 13:00:31,283 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-07-20 13:00:31,283 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-07-20 13:00:31,283 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-07-20 13:00:31,283 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-07-20 13:00:31,284 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-07-20 13:00:31,284 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 388 397) no Hoare annotation was computed. [2020-07-20 13:00:31,284 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 388 397) no Hoare annotation was computed. [2020-07-20 13:00:31,284 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 388 397) no Hoare annotation was computed. [2020-07-20 13:00:31,284 INFO L268 CegarLoopResult]: For program point L737-2(lines 737 757) no Hoare annotation was computed. [2020-07-20 13:00:31,284 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 688 790) no Hoare annotation was computed. [2020-07-20 13:00:31,284 INFO L268 CegarLoopResult]: For program point L758(lines 736 759) no Hoare annotation was computed. [2020-07-20 13:00:31,284 INFO L268 CegarLoopResult]: For program point L717(lines 717 733) no Hoare annotation was computed. [2020-07-20 13:00:31,285 INFO L268 CegarLoopResult]: For program point L777(lines 777 784) no Hoare annotation was computed. [2020-07-20 13:00:31,285 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 688 790) no Hoare annotation was computed. [2020-07-20 13:00:31,285 INFO L268 CegarLoopResult]: For program point L738(lines 737 757) no Hoare annotation was computed. [2020-07-20 13:00:31,285 INFO L268 CegarLoopResult]: For program point L769(line 769) no Hoare annotation was computed. [2020-07-20 13:00:31,285 INFO L268 CegarLoopResult]: For program point L769-1(line 769) no Hoare annotation was computed. [2020-07-20 13:00:31,285 INFO L268 CegarLoopResult]: For program point L734(lines 734 775) no Hoare annotation was computed. [2020-07-20 13:00:31,285 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 688 790) no Hoare annotation was computed. [2020-07-20 13:00:31,285 INFO L268 CegarLoopResult]: For program point L753(line 753) no Hoare annotation was computed. [2020-07-20 13:00:31,286 INFO L268 CegarLoopResult]: For program point L753-1(line 753) no Hoare annotation was computed. [2020-07-20 13:00:31,286 INFO L268 CegarLoopResult]: For program point L712(lines 712 716) no Hoare annotation was computed. [2020-07-20 13:00:31,286 INFO L268 CegarLoopResult]: For program point L776(lines 776 787) no Hoare annotation was computed. [2020-07-20 13:00:31,286 INFO L268 CegarLoopResult]: For program point L739(lines 739 743) no Hoare annotation was computed. [2020-07-20 13:00:31,286 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:00:31,286 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:00:31,286 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:00:31,286 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 228 235) no Hoare annotation was computed. [2020-07-20 13:00:31,287 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 228 235) no Hoare annotation was computed. [2020-07-20 13:00:31,287 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 228 235) no Hoare annotation was computed. [2020-07-20 13:00:31,287 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2020-07-20 13:00:31,287 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-07-20 13:00:31,287 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-07-20 13:00:31,287 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:00:31,287 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-07-20 13:00:31,287 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-07-20 13:00:31,288 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:00:31,288 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 13:00:31,288 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:00:31,288 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-07-20 13:00:31,288 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-07-20 13:00:31,288 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-07-20 13:00:31,288 INFO L264 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:00:31,288 INFO L264 CegarLoopResult]: At program point L182(lines 182 188) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:00:31,289 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:00:31,289 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 171 194) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:00:31,289 INFO L268 CegarLoopResult]: For program point L175(lines 174 193) no Hoare annotation was computed. [2020-07-20 13:00:31,289 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 171 194) no Hoare annotation was computed. [2020-07-20 13:00:31,289 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 171 194) no Hoare annotation was computed. [2020-07-20 13:00:31,289 INFO L271 CegarLoopResult]: At program point L448(lines 423 452) the Hoare annotation is: true [2020-07-20 13:00:31,289 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 423 452) no Hoare annotation was computed. [2020-07-20 13:00:31,289 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 423 452) the Hoare annotation is: true [2020-07-20 13:00:31,290 INFO L268 CegarLoopResult]: For program point L444(line 444) no Hoare annotation was computed. [2020-07-20 13:00:31,290 INFO L268 CegarLoopResult]: For program point L437(lines 437 441) no Hoare annotation was computed. [2020-07-20 13:00:31,290 INFO L271 CegarLoopResult]: At program point L437-1(lines 437 441) the Hoare annotation is: true [2020-07-20 13:00:31,290 INFO L268 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2020-07-20 13:00:31,291 INFO L271 CegarLoopResult]: At program point L433-2(lines 433 447) the Hoare annotation is: true [2020-07-20 13:00:31,291 INFO L271 CegarLoopResult]: At program point L429(line 429) the Hoare annotation is: true [2020-07-20 13:00:31,291 INFO L268 CegarLoopResult]: For program point L429-1(line 429) no Hoare annotation was computed. [2020-07-20 13:00:31,291 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-07-20 13:00:31,291 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-07-20 13:00:31,291 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-07-20 13:00:31,291 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 477 483) no Hoare annotation was computed. [2020-07-20 13:00:31,292 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 477 483) the Hoare annotation is: true [2020-07-20 13:00:31,292 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:00:31,292 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 13:00:31,292 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:00:31,292 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:00:31,292 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-07-20 13:00:31,292 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-07-20 13:00:31,292 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2020-07-20 13:00:31,293 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 154 161) no Hoare annotation was computed. [2020-07-20 13:00:31,293 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 158) no Hoare annotation was computed. [2020-07-20 13:00:31,293 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 154 161) the Hoare annotation is: true [2020-07-20 13:00:31,293 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 154 161) no Hoare annotation was computed. [2020-07-20 13:00:31,293 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 128 152) the Hoare annotation is: true [2020-07-20 13:00:31,293 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 128 152) no Hoare annotation was computed. [2020-07-20 13:00:31,293 INFO L264 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 13:00:31,293 INFO L268 CegarLoopResult]: For program point L140(lines 140 146) no Hoare annotation was computed. [2020-07-20 13:00:31,298 INFO L264 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (or (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:00:31,298 INFO L268 CegarLoopResult]: For program point L138-1(line 138) no Hoare annotation was computed. [2020-07-20 13:00:31,298 INFO L268 CegarLoopResult]: For program point L136(lines 136 149) no Hoare annotation was computed. [2020-07-20 13:00:31,298 INFO L268 CegarLoopResult]: For program point L136-1(lines 128 152) no Hoare annotation was computed. [2020-07-20 13:00:31,298 INFO L271 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: true [2020-07-20 13:00:31,299 INFO L268 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-07-20 13:00:31,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:00:31 BoogieIcfgContainer [2020-07-20 13:00:31,327 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 13:00:31,331 INFO L168 Benchmark]: Toolchain (without parser) took 7156.15 ms. Allocated memory was 137.9 MB in the beginning and 282.6 MB in the end (delta: 144.7 MB). Free memory was 101.7 MB in the beginning and 135.6 MB in the end (delta: -33.9 MB). Peak memory consumption was 110.8 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:31,336 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory is still 120.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-20 13:00:31,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.12 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 101.3 MB in the beginning and 171.7 MB in the end (delta: -70.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:31,338 INFO L168 Benchmark]: Boogie Preprocessor took 91.02 ms. Allocated memory is still 202.9 MB. Free memory was 171.7 MB in the beginning and 167.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:31,339 INFO L168 Benchmark]: RCFGBuilder took 1189.68 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 167.4 MB in the beginning and 202.7 MB in the end (delta: -35.3 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:31,340 INFO L168 Benchmark]: TraceAbstraction took 5277.52 ms. Allocated memory was 235.4 MB in the beginning and 282.6 MB in the end (delta: 47.2 MB). Free memory was 200.9 MB in the beginning and 135.6 MB in the end (delta: 65.3 MB). Peak memory consumption was 112.5 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:31,351 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory is still 120.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 592.12 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 101.3 MB in the beginning and 171.7 MB in the end (delta: -70.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.02 ms. Allocated memory is still 202.9 MB. Free memory was 171.7 MB in the beginning and 167.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1189.68 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 167.4 MB in the beginning and 202.7 MB in the end (delta: -35.3 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5277.52 ms. Allocated memory was 235.4 MB in the beginning and 282.6 MB in the end (delta: 47.2 MB). Free memory was 200.9 MB in the beginning and 135.6 MB in the end (delta: 65.3 MB). Peak memory consumption was 112.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 158]: 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: 423]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 327]: 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 36 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 591 SDtfs, 211 SDslu, 766 SDs, 0 SdLazy, 118 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 261 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=285occurred 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, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 362 PreInvPairs, 391 NumberOfFragments, 435 HoareAnnotationTreeSize, 362 FomulaSimplifications, 170 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 51 FomulaSimplificationsInter, 1032 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 262 NumberOfCodeBlocks, 241 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 24853 SizeOfPredicates, 12 NumberOfNonLiveVariables, 3275 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...