/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_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 13:00:31,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 13:00:31,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 13:00:31,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 13:00:31,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 13:00:31,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 13:00:31,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 13:00:31,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 13:00:31,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 13:00:31,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 13:00:31,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 13:00:31,938 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 13:00:31,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 13:00:31,939 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 13:00:31,940 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 13:00:31,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 13:00:31,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 13:00:31,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 13:00:31,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 13:00:31,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 13:00:31,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 13:00:31,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 13:00:31,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 13:00:31,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 13:00:31,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 13:00:31,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 13:00:31,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 13:00:31,954 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 13:00:31,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 13:00:31,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 13:00:31,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 13:00:31,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 13:00:31,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 13:00:31,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 13:00:31,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 13:00:31,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 13:00:31,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 13:00:31,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 13:00:31,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 13:00:31,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 13:00:31,961 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 13:00:31,962 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 13:00:31,976 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 13:00:31,976 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 13:00:31,977 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 13:00:31,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 13:00:31,978 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 13:00:31,978 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 13:00:31,979 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 13:00:31,979 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 13:00:31,980 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 13:00:31,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 13:00:31,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 13:00:31,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 13:00:31,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 13:00:31,981 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 13:00:31,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 13:00:31,982 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 13:00:31,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 13:00:31,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 13:00:31,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 13:00:31,983 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 13:00:31,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 13:00:31,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:00:31,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 13:00:31,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 13:00:31,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 13:00:31,984 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 13:00:31,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:31,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 13:00:31,984 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 13:00:31,985 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 13:00:32,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 13:00:32,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 13:00:32,279 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 13:00:32,281 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 13:00:32,281 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 13:00:32,282 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product14.cil.c [2020-07-20 13:00:32,344 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3449f0f3/231379f1b537440db03fd802faef4c3f/FLAGdc018420b [2020-07-20 13:00:32,814 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 13:00:32,815 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product14.cil.c [2020-07-20 13:00:32,847 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3449f0f3/231379f1b537440db03fd802faef4c3f/FLAGdc018420b [2020-07-20 13:00:33,167 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3449f0f3/231379f1b537440db03fd802faef4c3f [2020-07-20 13:00:33,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 13:00:33,179 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 13:00:33,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 13:00:33,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 13:00:33,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 13:00:33,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:00:33" (1/1) ... [2020-07-20 13:00:33,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b260048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:33, skipping insertion in model container [2020-07-20 13:00:33,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:00:33" (1/1) ... [2020-07-20 13:00:33,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 13:00:33,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 13:00:33,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:00:33,643 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 13:00:33,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:00:33,779 INFO L208 MainTranslator]: Completed translation [2020-07-20 13:00:33,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:33 WrapperNode [2020-07-20 13:00:33,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 13:00:33,781 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 13:00:33,781 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 13:00:33,781 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 13:00:33,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:33" (1/1) ... [2020-07-20 13:00:33,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:33" (1/1) ... [2020-07-20 13:00:33,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:33" (1/1) ... [2020-07-20 13:00:33,814 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:33" (1/1) ... [2020-07-20 13:00:33,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:33" (1/1) ... [2020-07-20 13:00:33,873 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:33" (1/1) ... [2020-07-20 13:00:33,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:33" (1/1) ... [2020-07-20 13:00:33,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 13:00:33,905 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 13:00:33,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 13:00:33,906 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 13:00:33,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:33" (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 13:00:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 13:00:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 13:00:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 13:00:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 13:00:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 13:00:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 13:00:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 13:00:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 13:00:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 13:00:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 13:00:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 13:00:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 13:00:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 13:00:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 13:00:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 13:00:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 13:00:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 13:00:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 13:00:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 13:00:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 13:00:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 13:00:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 13:00:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 13:00:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 13:00:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 13:00:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 13:00:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 13:00:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 13:00:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-20 13:00:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 13:00:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 13:00:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 13:00:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 13:00:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 13:00:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 13:00:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-20 13:00:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 13:00:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 13:00:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 13:00:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 13:00:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 13:00:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 13:00:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 13:00:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 13:00:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 13:00:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 13:00:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 13:00:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 13:00:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 13:00:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 13:00:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 13:00:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 13:00:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 13:00:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 13:00:33,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 13:00:33,995 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 13:00:33,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 13:00:33,995 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 13:00:33,995 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 13:00:33,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 13:00:33,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 13:00:33,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 13:00:33,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 13:00:33,996 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 13:00:33,996 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 13:00:33,996 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 13:00:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 13:00:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 13:00:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 13:00:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 13:00:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 13:00:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 13:00:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 13:00:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 13:00:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 13:00:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 13:00:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 13:00:34,000 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 13:00:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 13:00:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-20 13:00:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 13:00:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 13:00:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 13:00:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-20 13:00:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 13:00:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 13:00:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 13:00:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 13:00:35,055 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 13:00:35,056 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 13:00:35,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:00:35 BoogieIcfgContainer [2020-07-20 13:00:35,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 13:00:35,062 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 13:00:35,062 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 13:00:35,065 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 13:00:35,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:00:33" (1/3) ... [2020-07-20 13:00:35,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a463ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:00:35, skipping insertion in model container [2020-07-20 13:00:35,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:33" (2/3) ... [2020-07-20 13:00:35,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a463ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:00:35, skipping insertion in model container [2020-07-20 13:00:35,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:00:35" (3/3) ... [2020-07-20 13:00:35,069 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product14.cil.c [2020-07-20 13:00:35,078 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 13:00:35,086 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 13:00:35,100 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 13:00:35,122 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 13:00:35,122 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 13:00:35,122 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 13:00:35,123 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 13:00:35,123 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 13:00:35,123 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 13:00:35,123 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 13:00:35,124 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 13:00:35,145 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states. [2020-07-20 13:00:35,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-20 13:00:35,154 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:35,155 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 13:00:35,156 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:35,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:35,162 INFO L82 PathProgramCache]: Analyzing trace with hash -537699629, now seen corresponding path program 1 times [2020-07-20 13:00:35,169 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:35,169 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2007523745] [2020-07-20 13:00:35,169 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 13:00:35,621 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:00:35,621 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:35,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 13:00:35,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:35,663 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 13:00:35,664 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:35,665 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2007523745] [2020-07-20 13:00:35,665 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:35,666 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 13:00:35,667 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884806403] [2020-07-20 13:00:35,671 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 13:00:35,672 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:35,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 13:00:35,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:00:35,688 INFO L87 Difference]: Start difference. First operand 154 states. Second operand 2 states. [2020-07-20 13:00:35,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:35,727 INFO L93 Difference]: Finished difference Result 206 states and 257 transitions. [2020-07-20 13:00:35,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 13:00:35,728 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-20 13:00:35,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:35,739 INFO L225 Difference]: With dead ends: 206 [2020-07-20 13:00:35,740 INFO L226 Difference]: Without dead ends: 103 [2020-07-20 13:00:35,744 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 13:00:35,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-07-20 13:00:35,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2020-07-20 13:00:35,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-07-20 13:00:35,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 120 transitions. [2020-07-20 13:00:35,796 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 120 transitions. Word has length 46 [2020-07-20 13:00:35,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:35,797 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 120 transitions. [2020-07-20 13:00:35,797 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 13:00:35,797 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 120 transitions. [2020-07-20 13:00:35,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-20 13:00:35,800 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:35,801 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 13:00:36,013 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:36,013 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:36,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:36,015 INFO L82 PathProgramCache]: Analyzing trace with hash -457090641, now seen corresponding path program 1 times [2020-07-20 13:00:36,015 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:36,016 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [347016819] [2020-07-20 13:00:36,017 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 13:00:36,355 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:00:36,355 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:36,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 13:00:36,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:36,392 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 13:00:36,392 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:36,393 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [347016819] [2020-07-20 13:00:36,393 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:36,393 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:36,393 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257032319] [2020-07-20 13:00:36,395 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:36,395 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:36,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:36,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:36,396 INFO L87 Difference]: Start difference. First operand 103 states and 120 transitions. Second operand 3 states. [2020-07-20 13:00:36,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:36,415 INFO L93 Difference]: Finished difference Result 151 states and 175 transitions. [2020-07-20 13:00:36,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:36,416 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-20 13:00:36,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:36,418 INFO L225 Difference]: With dead ends: 151 [2020-07-20 13:00:36,418 INFO L226 Difference]: Without dead ends: 94 [2020-07-20 13:00:36,420 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 13:00:36,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-07-20 13:00:36,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2020-07-20 13:00:36,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-07-20 13:00:36,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 108 transitions. [2020-07-20 13:00:36,433 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 108 transitions. Word has length 47 [2020-07-20 13:00:36,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:36,434 INFO L479 AbstractCegarLoop]: Abstraction has 94 states and 108 transitions. [2020-07-20 13:00:36,434 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:36,434 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2020-07-20 13:00:36,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 13:00:36,436 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:36,436 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:00:36,651 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:36,652 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:36,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:36,653 INFO L82 PathProgramCache]: Analyzing trace with hash 333200884, now seen corresponding path program 1 times [2020-07-20 13:00:36,653 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:36,653 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [188966091] [2020-07-20 13:00:36,654 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 13:00:37,027 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:00:37,028 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:37,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 13:00:37,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:37,059 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 13:00:37,059 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:37,059 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [188966091] [2020-07-20 13:00:37,060 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:37,060 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:37,060 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948202450] [2020-07-20 13:00:37,061 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:37,061 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:37,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:37,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:37,062 INFO L87 Difference]: Start difference. First operand 94 states and 108 transitions. Second operand 3 states. [2020-07-20 13:00:37,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:37,082 INFO L93 Difference]: Finished difference Result 164 states and 193 transitions. [2020-07-20 13:00:37,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:37,083 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 13:00:37,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:37,085 INFO L225 Difference]: With dead ends: 164 [2020-07-20 13:00:37,085 INFO L226 Difference]: Without dead ends: 94 [2020-07-20 13:00:37,086 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:37,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-07-20 13:00:37,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2020-07-20 13:00:37,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-07-20 13:00:37,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 107 transitions. [2020-07-20 13:00:37,099 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 107 transitions. Word has length 52 [2020-07-20 13:00:37,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:37,099 INFO L479 AbstractCegarLoop]: Abstraction has 94 states and 107 transitions. [2020-07-20 13:00:37,100 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:37,100 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 107 transitions. [2020-07-20 13:00:37,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 13:00:37,102 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:37,102 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] [2020-07-20 13:00:37,318 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:37,318 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:37,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:37,319 INFO L82 PathProgramCache]: Analyzing trace with hash 1103427225, now seen corresponding path program 1 times [2020-07-20 13:00:37,319 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:37,319 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1021446831] [2020-07-20 13:00:37,320 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 13:00:37,679 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:00:37,680 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:37,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-20 13:00:37,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:37,749 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 13:00:37,749 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:37,750 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1021446831] [2020-07-20 13:00:37,750 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:37,750 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:00:37,750 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185476103] [2020-07-20 13:00:37,751 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:00:37,751 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:37,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:00:37,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:00:37,752 INFO L87 Difference]: Start difference. First operand 94 states and 107 transitions. Second operand 6 states. [2020-07-20 13:00:37,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:37,931 INFO L93 Difference]: Finished difference Result 227 states and 270 transitions. [2020-07-20 13:00:37,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 13:00:37,932 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-07-20 13:00:37,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:37,935 INFO L225 Difference]: With dead ends: 227 [2020-07-20 13:00:37,936 INFO L226 Difference]: Without dead ends: 157 [2020-07-20 13:00:37,937 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 55 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 13:00:37,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2020-07-20 13:00:37,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 155. [2020-07-20 13:00:37,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2020-07-20 13:00:37,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 180 transitions. [2020-07-20 13:00:37,969 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 180 transitions. Word has length 60 [2020-07-20 13:00:37,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:37,972 INFO L479 AbstractCegarLoop]: Abstraction has 155 states and 180 transitions. [2020-07-20 13:00:37,972 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:00:37,973 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 180 transitions. [2020-07-20 13:00:37,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-20 13:00:37,978 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:37,978 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, 1, 1, 1] [2020-07-20 13:00:38,195 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:38,196 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:38,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:38,196 INFO L82 PathProgramCache]: Analyzing trace with hash -1952098603, now seen corresponding path program 1 times [2020-07-20 13:00:38,197 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:38,197 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1438829435] [2020-07-20 13:00:38,197 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 13:00:38,502 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:00:38,502 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:38,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 13:00:38,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:38,549 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 13:00:38,550 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:38,550 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1438829435] [2020-07-20 13:00:38,550 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:38,551 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:00:38,551 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101465776] [2020-07-20 13:00:38,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:00:38,552 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:38,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:00:38,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:00:38,552 INFO L87 Difference]: Start difference. First operand 155 states and 180 transitions. Second operand 6 states. [2020-07-20 13:00:38,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:38,697 INFO L93 Difference]: Finished difference Result 251 states and 298 transitions. [2020-07-20 13:00:38,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 13:00:38,698 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2020-07-20 13:00:38,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:38,699 INFO L225 Difference]: With dead ends: 251 [2020-07-20 13:00:38,699 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 13:00:38,701 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 59 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 13:00:38,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 13:00:38,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 13:00:38,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 13:00:38,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 13:00:38,702 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-07-20 13:00:38,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:38,702 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 13:00:38,702 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:00:38,702 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 13:00:38,703 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 13:00:38,912 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:38,916 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 13:00:39,584 INFO L268 CegarLoopResult]: For program point L225(lines 202 226) no Hoare annotation was computed. [2020-07-20 13:00:39,585 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 178 233) no Hoare annotation was computed. [2020-07-20 13:00:39,585 INFO L268 CegarLoopResult]: For program point L209(lines 209 213) no Hoare annotation was computed. [2020-07-20 13:00:39,585 INFO L268 CegarLoopResult]: For program point L209-1(lines 209 213) no Hoare annotation was computed. [2020-07-20 13:00:39,585 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-07-20 13:00:39,585 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 224) no Hoare annotation was computed. [2020-07-20 13:00:39,585 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 178 233) no Hoare annotation was computed. [2020-07-20 13:00:39,585 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 178 233) no Hoare annotation was computed. [2020-07-20 13:00:39,586 INFO L268 CegarLoopResult]: For program point L286(lines 259 287) no Hoare annotation was computed. [2020-07-20 13:00:39,586 INFO L268 CegarLoopResult]: For program point L279(line 279) no Hoare annotation was computed. [2020-07-20 13:00:39,586 INFO L268 CegarLoopResult]: For program point L279-1(line 279) no Hoare annotation was computed. [2020-07-20 13:00:39,586 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 234 293) no Hoare annotation was computed. [2020-07-20 13:00:39,586 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 234 293) no Hoare annotation was computed. [2020-07-20 13:00:39,586 INFO L268 CegarLoopResult]: For program point L266(lines 266 270) no Hoare annotation was computed. [2020-07-20 13:00:39,586 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 234 293) no Hoare annotation was computed. [2020-07-20 13:00:39,586 INFO L268 CegarLoopResult]: For program point L266-1(lines 266 270) no Hoare annotation was computed. [2020-07-20 13:00:39,587 INFO L268 CegarLoopResult]: For program point L261(line 261) no Hoare annotation was computed. [2020-07-20 13:00:39,587 INFO L268 CegarLoopResult]: For program point L260-2(lines 260 285) no Hoare annotation was computed. [2020-07-20 13:00:39,587 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 513 519) the Hoare annotation is: true [2020-07-20 13:00:39,587 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 513 519) no Hoare annotation was computed. [2020-07-20 13:00:39,587 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 520 528) no Hoare annotation was computed. [2020-07-20 13:00:39,587 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 520 528) the Hoare annotation is: true [2020-07-20 13:00:39,588 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 520 528) no Hoare annotation was computed. [2020-07-20 13:00:39,588 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 605 627) 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 13:00:39,588 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 605 627) no Hoare annotation was computed. [2020-07-20 13:00:39,588 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 605 627) no Hoare annotation was computed. [2020-07-20 13:00:39,588 INFO L264 CegarLoopResult]: At program point L617(line 617) 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 13:00:39,588 INFO L264 CegarLoopResult]: At program point L617-1(line 617) 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 13:00:39,588 INFO L268 CegarLoopResult]: For program point L615(lines 615 622) no Hoare annotation was computed. [2020-07-20 13:00:39,589 INFO L268 CegarLoopResult]: For program point L615-1(lines 615 622) no Hoare annotation was computed. [2020-07-20 13:00:39,589 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-07-20 13:00:39,589 INFO L264 CegarLoopResult]: At program point L612(line 612) 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 13:00:39,589 INFO L264 CegarLoopResult]: At program point L611(line 611) 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 13:00:39,589 INFO L264 CegarLoopResult]: At program point L611-1(line 611) 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 13:00:39,589 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-07-20 13:00:39,589 INFO L268 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-07-20 13:00:39,590 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 563 586) no Hoare annotation was computed. [2020-07-20 13:00:39,590 INFO L268 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2020-07-20 13:00:39,590 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-07-20 13:00:39,590 INFO L268 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-07-20 13:00:39,590 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 563 586) no Hoare annotation was computed. [2020-07-20 13:00:39,590 INFO L268 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-07-20 13:00:39,590 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 563 586) no Hoare annotation was computed. [2020-07-20 13:00:39,591 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-07-20 13:00:39,591 INFO L268 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-07-20 13:00:39,591 INFO L268 CegarLoopResult]: For program point L569(line 569) no Hoare annotation was computed. [2020-07-20 13:00:39,591 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-07-20 13:00:39,591 INFO L268 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed. [2020-07-20 13:00:39,591 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-07-20 13:00:39,591 INFO L268 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-07-20 13:00:39,592 INFO L268 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2020-07-20 13:00:39,592 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 728 734) no Hoare annotation was computed. [2020-07-20 13:00:39,592 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 728 734) the Hoare annotation is: true [2020-07-20 13:00:39,592 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 761 768) no Hoare annotation was computed. [2020-07-20 13:00:39,592 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 761 768) no Hoare annotation was computed. [2020-07-20 13:00:39,592 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 761 768) no Hoare annotation was computed. [2020-07-20 13:00:39,592 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 805 813) no Hoare annotation was computed. [2020-07-20 13:00:39,593 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 805 813) the Hoare annotation is: true [2020-07-20 13:00:39,593 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 805 813) no Hoare annotation was computed. [2020-07-20 13:00:39,593 INFO L268 CegarLoopResult]: For program point L833(lines 833 841) no Hoare annotation was computed. [2020-07-20 13:00:39,593 INFO L268 CegarLoopResult]: For program point L833-2(lines 833 841) no Hoare annotation was computed. [2020-07-20 13:00:39,593 INFO L268 CegarLoopResult]: For program point L821(lines 821 829) no Hoare annotation was computed. [2020-07-20 13:00:39,593 INFO L268 CegarLoopResult]: For program point L821-2(lines 821 829) no Hoare annotation was computed. [2020-07-20 13:00:39,593 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 814 849) no Hoare annotation was computed. [2020-07-20 13:00:39,594 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-07-20 13:00:39,594 INFO L268 CegarLoopResult]: For program point L844-1(line 844) no Hoare annotation was computed. [2020-07-20 13:00:39,594 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 814 849) no Hoare annotation was computed. [2020-07-20 13:00:39,594 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 814 849) no Hoare annotation was computed. [2020-07-20 13:00:39,594 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 506 512) no Hoare annotation was computed. [2020-07-20 13:00:39,594 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 506 512) the Hoare annotation is: true [2020-07-20 13:00:39,594 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 132 177) no Hoare annotation was computed. [2020-07-20 13:00:39,594 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 132 177) no Hoare annotation was computed. [2020-07-20 13:00:39,595 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 132 177) no Hoare annotation was computed. [2020-07-20 13:00:39,595 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 445 490) no Hoare annotation was computed. [2020-07-20 13:00:39,595 INFO L268 CegarLoopResult]: For program point L465(lines 465 472) no Hoare annotation was computed. [2020-07-20 13:00:39,595 INFO L268 CegarLoopResult]: For program point L459(lines 459 479) no Hoare annotation was computed. [2020-07-20 13:00:39,595 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 445 490) no Hoare annotation was computed. [2020-07-20 13:00:39,595 INFO L268 CegarLoopResult]: For program point L459-1(lines 459 479) no Hoare annotation was computed. [2020-07-20 13:00:39,596 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 445 490) no Hoare annotation was computed. [2020-07-20 13:00:39,596 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 595 604) 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 13:00:39,596 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 595 604) no Hoare annotation was computed. [2020-07-20 13:00:39,596 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 595 604) no Hoare annotation was computed. [2020-07-20 13:00:39,596 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 794 804) the Hoare annotation is: true [2020-07-20 13:00:39,596 INFO L271 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: true [2020-07-20 13:00:39,596 INFO L268 CegarLoopResult]: For program point L799-1(line 799) no Hoare annotation was computed. [2020-07-20 13:00:39,597 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 794 804) no Hoare annotation was computed. [2020-07-20 13:00:39,597 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 794 804) no Hoare annotation was computed. [2020-07-20 13:00:39,597 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 786 793) the Hoare annotation is: true [2020-07-20 13:00:39,597 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 786 793) no Hoare annotation was computed. [2020-07-20 13:00:39,597 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 786 793) no Hoare annotation was computed. [2020-07-20 13:00:39,597 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 736 760) no Hoare annotation was computed. [2020-07-20 13:00:39,597 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 736 760) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:00:39,597 INFO L264 CegarLoopResult]: At program point L755(line 755) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:00:39,598 INFO L268 CegarLoopResult]: For program point L755-1(lines 736 760) no Hoare annotation was computed. [2020-07-20 13:00:39,598 INFO L264 CegarLoopResult]: At program point L750(line 750) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-20 13:00:39,598 INFO L264 CegarLoopResult]: At program point L746(line 746) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-20 13:00:39,598 INFO L268 CegarLoopResult]: For program point L744(lines 744 752) no Hoare annotation was computed. [2020-07-20 13:00:39,598 INFO L264 CegarLoopResult]: At program point L742(line 742) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-20 13:00:39,598 INFO L268 CegarLoopResult]: For program point L742-1(line 742) no Hoare annotation was computed. [2020-07-20 13:00:39,598 INFO L268 CegarLoopResult]: For program point L740(lines 740 757) no Hoare annotation was computed. [2020-07-20 13:00:39,598 INFO L264 CegarLoopResult]: At program point testENTRY(lines 630 695) 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 13:00:39,599 INFO L268 CegarLoopResult]: For program point testFINAL(lines 630 695) no Hoare annotation was computed. [2020-07-20 13:00:39,599 INFO L264 CegarLoopResult]: At program point L688(lines 639 689) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:39,599 INFO L268 CegarLoopResult]: For program point L678(lines 678 682) no Hoare annotation was computed. [2020-07-20 13:00:39,599 INFO L264 CegarLoopResult]: At program point L678-2(lines 670 683) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:39,599 INFO L268 CegarLoopResult]: For program point L641(lines 640 687) no Hoare annotation was computed. [2020-07-20 13:00:39,599 INFO L264 CegarLoopResult]: At program point L672(line 672) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:39,599 INFO L268 CegarLoopResult]: For program point L670(lines 670 683) no Hoare annotation was computed. [2020-07-20 13:00:39,600 INFO L264 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:39,600 INFO L268 CegarLoopResult]: For program point L660(lines 660 666) no Hoare annotation was computed. [2020-07-20 13:00:39,600 INFO L268 CegarLoopResult]: For program point L660-1(lines 660 666) no Hoare annotation was computed. [2020-07-20 13:00:39,600 INFO L264 CegarLoopResult]: At program point L685(lines 640 687) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:39,600 INFO L264 CegarLoopResult]: At program point L652(line 652) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:39,600 INFO L268 CegarLoopResult]: For program point L650(lines 650 656) no Hoare annotation was computed. [2020-07-20 13:00:39,600 INFO L268 CegarLoopResult]: For program point L650-1(lines 650 656) no Hoare annotation was computed. [2020-07-20 13:00:39,601 INFO L268 CegarLoopResult]: For program point testEXIT(lines 630 695) no Hoare annotation was computed. [2020-07-20 13:00:39,601 INFO L268 CegarLoopResult]: For program point L642(lines 642 646) no Hoare annotation was computed. [2020-07-20 13:00:39,601 INFO L268 CegarLoopResult]: For program point L413(lines 413 433) no Hoare annotation was computed. [2020-07-20 13:00:39,601 INFO L268 CegarLoopResult]: For program point L413-1(lines 413 433) no Hoare annotation was computed. [2020-07-20 13:00:39,601 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 399 444) no Hoare annotation was computed. [2020-07-20 13:00:39,601 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 399 444) no Hoare annotation was computed. [2020-07-20 13:00:39,601 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 399 444) no Hoare annotation was computed. [2020-07-20 13:00:39,602 INFO L268 CegarLoopResult]: For program point L419(lines 419 426) no Hoare annotation was computed. [2020-07-20 13:00:39,602 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-07-20 13:00:39,602 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-07-20 13:00:39,602 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-07-20 13:00:39,602 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-07-20 13:00:39,602 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-07-20 13:00:39,602 INFO L268 CegarLoopResult]: For program point L320(lines 320 324) no Hoare annotation was computed. [2020-07-20 13:00:39,602 INFO L268 CegarLoopResult]: For program point L384(lines 384 395) no Hoare annotation was computed. [2020-07-20 13:00:39,602 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 296 398) no Hoare annotation was computed. [2020-07-20 13:00:39,603 INFO L268 CegarLoopResult]: For program point L347(lines 347 351) no Hoare annotation was computed. [2020-07-20 13:00:39,603 INFO L268 CegarLoopResult]: For program point L345-2(lines 345 365) no Hoare annotation was computed. [2020-07-20 13:00:39,603 INFO L268 CegarLoopResult]: For program point L366(lines 344 367) no Hoare annotation was computed. [2020-07-20 13:00:39,603 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 296 398) no Hoare annotation was computed. [2020-07-20 13:00:39,603 INFO L268 CegarLoopResult]: For program point L325(lines 325 341) no Hoare annotation was computed. [2020-07-20 13:00:39,603 INFO L268 CegarLoopResult]: For program point L385(lines 385 392) no Hoare annotation was computed. [2020-07-20 13:00:39,603 INFO L268 CegarLoopResult]: For program point L346(lines 345 365) no Hoare annotation was computed. [2020-07-20 13:00:39,604 INFO L268 CegarLoopResult]: For program point L377(line 377) no Hoare annotation was computed. [2020-07-20 13:00:39,604 INFO L268 CegarLoopResult]: For program point L377-1(line 377) no Hoare annotation was computed. [2020-07-20 13:00:39,604 INFO L268 CegarLoopResult]: For program point L342(lines 342 383) no Hoare annotation was computed. [2020-07-20 13:00:39,604 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 296 398) no Hoare annotation was computed. [2020-07-20 13:00:39,604 INFO L268 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-07-20 13:00:39,604 INFO L268 CegarLoopResult]: For program point L361-1(line 361) no Hoare annotation was computed. [2020-07-20 13:00:39,604 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 496 505) no Hoare annotation was computed. [2020-07-20 13:00:39,604 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 496 505) no Hoare annotation was computed. [2020-07-20 13:00:39,605 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 496 505) no Hoare annotation was computed. [2020-07-20 13:00:39,605 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:00:39,605 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:00:39,605 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:00:39,605 INFO L268 CegarLoopResult]: For program point L780(line 780) no Hoare annotation was computed. [2020-07-20 13:00:39,605 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 769 785) no Hoare annotation was computed. [2020-07-20 13:00:39,605 INFO L268 CegarLoopResult]: For program point L780-1(lines 769 785) no Hoare annotation was computed. [2020-07-20 13:00:39,605 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 769 785) no Hoare annotation was computed. [2020-07-20 13:00:39,606 INFO L268 CegarLoopResult]: For program point L776(lines 776 782) no Hoare annotation was computed. [2020-07-20 13:00:39,606 INFO L268 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-07-20 13:00:39,606 INFO L268 CegarLoopResult]: For program point L774-1(line 774) no Hoare annotation was computed. [2020-07-20 13:00:39,606 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2020-07-20 13:00:39,606 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-07-20 13:00:39,606 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-07-20 13:00:39,606 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:00:39,606 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-07-20 13:00:39,606 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-07-20 13:00:39,607 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:00:39,607 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 13:00:39,607 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:00:39,607 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-07-20 13:00:39,607 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-07-20 13:00:39,607 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-07-20 13:00:39,607 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 704 727) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:00:39,608 INFO L264 CegarLoopResult]: At program point L717(line 717) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:00:39,608 INFO L264 CegarLoopResult]: At program point L715(lines 715 721) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:00:39,608 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 704 727) no Hoare annotation was computed. [2020-07-20 13:00:39,608 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 704 727) no Hoare annotation was computed. [2020-07-20 13:00:39,608 INFO L264 CegarLoopResult]: At program point L710(line 710) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-20 13:00:39,608 INFO L268 CegarLoopResult]: For program point L708(lines 707 726) no Hoare annotation was computed. [2020-07-20 13:00:39,608 INFO L271 CegarLoopResult]: At program point L546-1(lines 546 550) the Hoare annotation is: true [2020-07-20 13:00:39,608 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 532 561) no Hoare annotation was computed. [2020-07-20 13:00:39,609 INFO L268 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-07-20 13:00:39,609 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 532 561) the Hoare annotation is: true [2020-07-20 13:00:39,609 INFO L271 CegarLoopResult]: At program point L542-2(lines 542 556) the Hoare annotation is: true [2020-07-20 13:00:39,609 INFO L271 CegarLoopResult]: At program point L538(line 538) the Hoare annotation is: true [2020-07-20 13:00:39,609 INFO L268 CegarLoopResult]: For program point L538-1(line 538) no Hoare annotation was computed. [2020-07-20 13:00:39,609 INFO L271 CegarLoopResult]: At program point L557(lines 532 561) the Hoare annotation is: true [2020-07-20 13:00:39,609 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-07-20 13:00:39,609 INFO L268 CegarLoopResult]: For program point L546(lines 546 550) no Hoare annotation was computed. [2020-07-20 13:00:39,609 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-07-20 13:00:39,610 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-07-20 13:00:39,610 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-07-20 13:00:39,610 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 587 593) no Hoare annotation was computed. [2020-07-20 13:00:39,610 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 587 593) the Hoare annotation is: true [2020-07-20 13:00:39,610 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:00:39,610 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 13:00:39,610 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:00:39,610 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:00:39,611 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 850 857) no Hoare annotation was computed. [2020-07-20 13:00:39,611 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 850 857) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:39,611 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 850 857) no Hoare annotation was computed. [2020-07-20 13:00:39,611 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-07-20 13:00:39,611 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-07-20 13:00:39,611 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2020-07-20 13:00:39,611 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 886 893) no Hoare annotation was computed. [2020-07-20 13:00:39,612 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 890) no Hoare annotation was computed. [2020-07-20 13:00:39,612 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 886 893) the Hoare annotation is: true [2020-07-20 13:00:39,612 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 886 893) no Hoare annotation was computed. [2020-07-20 13:00:39,612 INFO L268 CegarLoopResult]: For program point L866-1(line 866) no Hoare annotation was computed. [2020-07-20 13:00:39,612 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 860 884) the Hoare annotation is: true [2020-07-20 13:00:39,612 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 860 884) no Hoare annotation was computed. [2020-07-20 13:00:39,612 INFO L264 CegarLoopResult]: At program point L874(line 874) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:00:39,613 INFO L268 CegarLoopResult]: For program point L872(lines 872 878) no Hoare annotation was computed. [2020-07-20 13:00:39,613 INFO L264 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:00:39,613 INFO L268 CegarLoopResult]: For program point L870-1(line 870) no Hoare annotation was computed. [2020-07-20 13:00:39,613 INFO L268 CegarLoopResult]: For program point L868(lines 868 881) no Hoare annotation was computed. [2020-07-20 13:00:39,613 INFO L268 CegarLoopResult]: For program point L868-1(lines 860 884) no Hoare annotation was computed. [2020-07-20 13:00:39,613 INFO L271 CegarLoopResult]: At program point L866(line 866) the Hoare annotation is: true [2020-07-20 13:00:39,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:00:39 BoogieIcfgContainer [2020-07-20 13:00:39,629 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 13:00:39,632 INFO L168 Benchmark]: Toolchain (without parser) took 6453.53 ms. Allocated memory was 144.2 MB in the beginning and 290.5 MB in the end (delta: 146.3 MB). Free memory was 99.4 MB in the beginning and 175.6 MB in the end (delta: -76.3 MB). Peak memory consumption was 118.5 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:39,633 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 144.2 MB. Free memory was 119.1 MB in the beginning and 118.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 13:00:39,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 600.64 ms. Allocated memory was 144.2 MB in the beginning and 202.9 MB in the end (delta: 58.7 MB). Free memory was 99.1 MB in the beginning and 173.1 MB in the end (delta: -73.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:39,635 INFO L168 Benchmark]: Boogie Preprocessor took 123.99 ms. Allocated memory is still 202.9 MB. Free memory was 173.1 MB in the beginning and 168.6 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:39,636 INFO L168 Benchmark]: RCFGBuilder took 1155.62 ms. Allocated memory was 202.9 MB in the beginning and 233.3 MB in the end (delta: 30.4 MB). Free memory was 168.6 MB in the beginning and 201.3 MB in the end (delta: -32.7 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:39,636 INFO L168 Benchmark]: TraceAbstraction took 4567.17 ms. Allocated memory was 233.3 MB in the beginning and 290.5 MB in the end (delta: 57.1 MB). Free memory was 201.3 MB in the beginning and 175.6 MB in the end (delta: 25.7 MB). Peak memory consumption was 131.3 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:39,648 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 144.2 MB. Free memory was 119.1 MB in the beginning and 118.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 600.64 ms. Allocated memory was 144.2 MB in the beginning and 202.9 MB in the end (delta: 58.7 MB). Free memory was 99.1 MB in the beginning and 173.1 MB in the end (delta: -73.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.99 ms. Allocated memory is still 202.9 MB. Free memory was 173.1 MB in the beginning and 168.6 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1155.62 ms. Allocated memory was 202.9 MB in the beginning and 233.3 MB in the end (delta: 30.4 MB). Free memory was 168.6 MB in the beginning and 201.3 MB in the end (delta: -32.7 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4567.17 ms. Allocated memory was 233.3 MB in the beginning and 290.5 MB in the end (delta: 57.1 MB). Free memory was 201.3 MB in the beginning and 175.6 MB in the end (delta: 25.7 MB). Peak memory consumption was 131.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 890]: 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: 542]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || ((0 == pumpRunning && splverifierCounter <= 0) && 1 <= systemActive)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 540 SDtfs, 194 SDslu, 654 SDs, 0 SdLazy, 109 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 268 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=155occurred 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 231 PreInvPairs, 246 NumberOfFragments, 490 HoareAnnotationTreeSize, 231 FomulaSimplifications, 70 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 50 FomulaSimplificationsInter, 577 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 269 NumberOfCodeBlocks, 248 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 264 ConstructedInterpolants, 0 QuantifiedInterpolants, 27114 SizeOfPredicates, 12 NumberOfNonLiveVariables, 3279 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...