/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 16:24:40,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 16:24:40,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 16:24:40,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 16:24:40,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 16:24:40,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 16:24:40,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 16:24:40,836 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 16:24:40,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 16:24:40,841 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 16:24:40,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 16:24:40,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 16:24:40,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 16:24:40,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 16:24:40,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 16:24:40,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 16:24:40,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 16:24:40,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 16:24:40,856 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 16:24:40,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 16:24:40,867 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 16:24:40,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 16:24:40,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 16:24:40,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 16:24:40,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 16:24:40,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 16:24:40,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 16:24:40,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 16:24:40,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 16:24:40,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 16:24:40,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 16:24:40,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 16:24:40,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 16:24:40,884 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 16:24:40,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 16:24:40,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 16:24:40,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 16:24:40,887 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 16:24:40,887 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 16:24:40,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 16:24:40,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 16:24:40,890 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 16:24:40,923 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 16:24:40,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 16:24:40,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 16:24:40,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 16:24:40,925 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 16:24:40,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 16:24:40,925 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 16:24:40,925 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 16:24:40,926 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 16:24:40,926 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 16:24:40,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 16:24:40,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 16:24:40,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 16:24:40,926 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 16:24:40,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 16:24:40,927 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 16:24:40,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 16:24:40,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 16:24:40,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 16:24:40,928 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 16:24:40,928 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 16:24:40,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 16:24:40,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 16:24:40,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 16:24:40,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 16:24:40,929 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 16:24:40,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:24:40,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 16:24:40,929 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 16:24:40,929 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-20 16:24:41,217 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 16:24:41,230 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 16:24:41,234 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 16:24:41,235 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 16:24:41,235 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 16:24:41,236 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product05.cil.c [2020-07-20 16:24:41,297 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06e595cc8/517aa779323b4ae890e85d568d602c59/FLAG876239b89 [2020-07-20 16:24:41,750 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 16:24:41,750 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product05.cil.c [2020-07-20 16:24:41,771 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06e595cc8/517aa779323b4ae890e85d568d602c59/FLAG876239b89 [2020-07-20 16:24:42,085 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06e595cc8/517aa779323b4ae890e85d568d602c59 [2020-07-20 16:24:42,093 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 16:24:42,095 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 16:24:42,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 16:24:42,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 16:24:42,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 16:24:42,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:24:42" (1/1) ... [2020-07-20 16:24:42,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36e716e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:42, skipping insertion in model container [2020-07-20 16:24:42,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:24:42" (1/1) ... [2020-07-20 16:24:42,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 16:24:42,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 16:24:42,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:24:42,679 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 16:24:42,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:24:42,778 INFO L208 MainTranslator]: Completed translation [2020-07-20 16:24:42,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:42 WrapperNode [2020-07-20 16:24:42,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 16:24:42,780 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 16:24:42,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 16:24:42,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 16:24:42,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:42" (1/1) ... [2020-07-20 16:24:42,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:42" (1/1) ... [2020-07-20 16:24:42,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:42" (1/1) ... [2020-07-20 16:24:42,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:42" (1/1) ... [2020-07-20 16:24:42,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:42" (1/1) ... [2020-07-20 16:24:42,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:42" (1/1) ... [2020-07-20 16:24:42,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:42" (1/1) ... [2020-07-20 16:24:42,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 16:24:42,879 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 16:24:42,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 16:24:42,880 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 16:24:42,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 16:24:42,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 16:24:42,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 16:24:42,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 16:24:42,951 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 16:24:42,952 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 16:24:42,953 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 16:24:42,953 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 16:24:42,954 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 16:24:42,954 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 16:24:42,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 16:24:42,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 16:24:42,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 16:24:42,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 16:24:42,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 16:24:42,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 16:24:42,958 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 16:24:42,958 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 16:24:42,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 16:24:42,958 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 16:24:42,958 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 16:24:42,959 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 16:24:42,959 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 16:24:42,960 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 16:24:42,960 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 16:24:42,962 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 16:24:42,962 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 16:24:42,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 16:24:42,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 16:24:42,963 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 16:24:42,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-20 16:24:42,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 16:24:42,963 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 16:24:42,963 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 16:24:42,964 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 16:24:42,964 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 16:24:42,964 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 16:24:42,964 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 16:24:42,964 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 16:24:42,964 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 16:24:42,964 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 16:24:42,965 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 16:24:42,965 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 16:24:42,965 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 16:24:42,965 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 16:24:42,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 16:24:42,965 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 16:24:42,967 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 16:24:42,967 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 16:24:42,968 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 16:24:42,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 16:24:42,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 16:24:42,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 16:24:42,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 16:24:42,968 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 16:24:42,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 16:24:42,968 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 16:24:42,968 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 16:24:42,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 16:24:42,969 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 16:24:42,969 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 16:24:42,969 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 16:24:42,969 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 16:24:42,969 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 16:24:42,970 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 16:24:42,970 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 16:24:42,970 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 16:24:42,970 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 16:24:42,970 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 16:24:42,970 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 16:24:42,970 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 16:24:42,970 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 16:24:42,970 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 16:24:42,971 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 16:24:42,971 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 16:24:42,971 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 16:24:42,971 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-20 16:24:42,971 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 16:24:42,971 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 16:24:42,972 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 16:24:42,972 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 16:24:42,972 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 16:24:42,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 16:24:42,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 16:24:42,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 16:24:44,025 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 16:24:44,026 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 16:24:44,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:24:44 BoogieIcfgContainer [2020-07-20 16:24:44,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 16:24:44,032 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 16:24:44,033 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 16:24:44,036 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 16:24:44,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:24:42" (1/3) ... [2020-07-20 16:24:44,037 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2af311c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:24:44, skipping insertion in model container [2020-07-20 16:24:44,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:42" (2/3) ... [2020-07-20 16:24:44,038 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2af311c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:24:44, skipping insertion in model container [2020-07-20 16:24:44,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:24:44" (3/3) ... [2020-07-20 16:24:44,039 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product05.cil.c [2020-07-20 16:24:44,050 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 16:24:44,058 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 16:24:44,070 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 16:24:44,093 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 16:24:44,094 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 16:24:44,094 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 16:24:44,094 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 16:24:44,094 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 16:24:44,094 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 16:24:44,095 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 16:24:44,095 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 16:24:44,118 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states. [2020-07-20 16:24:44,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-20 16:24:44,127 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:24:44,128 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:24:44,129 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:24:44,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:24:44,135 INFO L82 PathProgramCache]: Analyzing trace with hash 1732377001, now seen corresponding path program 1 times [2020-07-20 16:24:44,145 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:24:44,145 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1388183315] [2020-07-20 16:24:44,146 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:24:44,615 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:24:44,615 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:24:44,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 16:24:44,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:24:44,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:24:44,660 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:24:44,661 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1388183315] [2020-07-20 16:24:44,662 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:24:44,662 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 16:24:44,663 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964433995] [2020-07-20 16:24:44,668 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 16:24:44,668 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:24:44,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 16:24:44,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:24:44,685 INFO L87 Difference]: Start difference. First operand 145 states. Second operand 2 states. [2020-07-20 16:24:44,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:24:44,722 INFO L93 Difference]: Finished difference Result 204 states and 253 transitions. [2020-07-20 16:24:44,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 16:24:44,724 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-20 16:24:44,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:24:44,736 INFO L225 Difference]: With dead ends: 204 [2020-07-20 16:24:44,737 INFO L226 Difference]: Without dead ends: 102 [2020-07-20 16:24:44,741 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:24:44,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-07-20 16:24:44,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2020-07-20 16:24:44,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-07-20 16:24:44,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 118 transitions. [2020-07-20 16:24:44,794 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 118 transitions. Word has length 46 [2020-07-20 16:24:44,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:24:44,794 INFO L479 AbstractCegarLoop]: Abstraction has 102 states and 118 transitions. [2020-07-20 16:24:44,794 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 16:24:44,795 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2020-07-20 16:24:44,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-20 16:24:44,798 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:24:44,798 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:24:45,007 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:24:45,007 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:24:45,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:24:45,008 INFO L82 PathProgramCache]: Analyzing trace with hash -649161626, now seen corresponding path program 1 times [2020-07-20 16:24:45,009 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:24:45,010 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [587541065] [2020-07-20 16:24:45,010 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:24:45,477 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:24:45,478 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:24:45,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:24:45,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:24:45,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:24:45,525 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:24:45,525 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [587541065] [2020-07-20 16:24:45,526 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:24:45,526 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:24:45,526 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510912440] [2020-07-20 16:24:45,528 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:24:45,528 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:24:45,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:24:45,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:24:45,529 INFO L87 Difference]: Start difference. First operand 102 states and 118 transitions. Second operand 3 states. [2020-07-20 16:24:45,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:24:45,549 INFO L93 Difference]: Finished difference Result 153 states and 175 transitions. [2020-07-20 16:24:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:24:45,550 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-20 16:24:45,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:24:45,553 INFO L225 Difference]: With dead ends: 153 [2020-07-20 16:24:45,553 INFO L226 Difference]: Without dead ends: 93 [2020-07-20 16:24:45,554 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:24:45,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-07-20 16:24:45,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2020-07-20 16:24:45,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-07-20 16:24:45,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 106 transitions. [2020-07-20 16:24:45,568 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 106 transitions. Word has length 47 [2020-07-20 16:24:45,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:24:45,569 INFO L479 AbstractCegarLoop]: Abstraction has 93 states and 106 transitions. [2020-07-20 16:24:45,569 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:24:45,569 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 106 transitions. [2020-07-20 16:24:45,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 16:24:45,571 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:24:45,571 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:24:45,786 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:24:45,787 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:24:45,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:24:45,788 INFO L82 PathProgramCache]: Analyzing trace with hash -1083619530, now seen corresponding path program 1 times [2020-07-20 16:24:45,788 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:24:45,789 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [314329918] [2020-07-20 16:24:45,789 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:24:46,214 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:24:46,214 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:24:46,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:24:46,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:24:46,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:24:46,247 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:24:46,248 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [314329918] [2020-07-20 16:24:46,248 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:24:46,248 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:24:46,249 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752594879] [2020-07-20 16:24:46,249 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:24:46,249 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:24:46,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:24:46,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:24:46,250 INFO L87 Difference]: Start difference. First operand 93 states and 106 transitions. Second operand 3 states. [2020-07-20 16:24:46,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:24:46,265 INFO L93 Difference]: Finished difference Result 162 states and 189 transitions. [2020-07-20 16:24:46,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:24:46,266 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-07-20 16:24:46,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:24:46,268 INFO L225 Difference]: With dead ends: 162 [2020-07-20 16:24:46,268 INFO L226 Difference]: Without dead ends: 93 [2020-07-20 16:24:46,269 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:24:46,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-07-20 16:24:46,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2020-07-20 16:24:46,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-07-20 16:24:46,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 105 transitions. [2020-07-20 16:24:46,281 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 105 transitions. Word has length 51 [2020-07-20 16:24:46,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:24:46,281 INFO L479 AbstractCegarLoop]: Abstraction has 93 states and 105 transitions. [2020-07-20 16:24:46,282 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:24:46,282 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 105 transitions. [2020-07-20 16:24:46,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 16:24:46,284 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:24:46,284 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:24:46,498 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:24:46,499 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:24:46,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:24:46,499 INFO L82 PathProgramCache]: Analyzing trace with hash 285215055, now seen corresponding path program 1 times [2020-07-20 16:24:46,499 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:24:46,500 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1679963856] [2020-07-20 16:24:46,500 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:24:47,041 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:24:47,041 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:24:47,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-20 16:24:47,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:24:47,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:24:47,129 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:24:47,130 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1679963856] [2020-07-20 16:24:47,130 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:24:47,130 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 16:24:47,131 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851281749] [2020-07-20 16:24:47,131 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 16:24:47,131 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:24:47,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 16:24:47,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:24:47,132 INFO L87 Difference]: Start difference. First operand 93 states and 105 transitions. Second operand 6 states. [2020-07-20 16:24:47,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:24:47,363 INFO L93 Difference]: Finished difference Result 220 states and 262 transitions. [2020-07-20 16:24:47,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 16:24:47,364 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2020-07-20 16:24:47,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:24:47,367 INFO L225 Difference]: With dead ends: 220 [2020-07-20 16:24:47,367 INFO L226 Difference]: Without dead ends: 151 [2020-07-20 16:24:47,368 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 16:24:47,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2020-07-20 16:24:47,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2020-07-20 16:24:47,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-07-20 16:24:47,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 176 transitions. [2020-07-20 16:24:47,399 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 176 transitions. Word has length 59 [2020-07-20 16:24:47,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:24:47,400 INFO L479 AbstractCegarLoop]: Abstraction has 151 states and 176 transitions. [2020-07-20 16:24:47,400 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 16:24:47,400 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 176 transitions. [2020-07-20 16:24:47,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-20 16:24:47,405 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:24:47,405 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] [2020-07-20 16:24:47,620 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:24:47,621 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:24:47,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:24:47,621 INFO L82 PathProgramCache]: Analyzing trace with hash -1313856779, now seen corresponding path program 1 times [2020-07-20 16:24:47,621 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:24:47,622 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [745783920] [2020-07-20 16:24:47,622 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:24:47,991 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:24:47,992 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:24:47,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 642 conjuncts, 19 conjunts are in the unsatisfiable core [2020-07-20 16:24:48,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:24:48,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:24:48,021 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:24:48,022 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [745783920] [2020-07-20 16:24:48,022 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:24:48,022 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:24:48,022 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449329474] [2020-07-20 16:24:48,023 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:24:48,023 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:24:48,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:24:48,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:24:48,024 INFO L87 Difference]: Start difference. First operand 151 states and 176 transitions. Second operand 3 states. [2020-07-20 16:24:48,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:24:48,041 INFO L93 Difference]: Finished difference Result 191 states and 227 transitions. [2020-07-20 16:24:48,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:24:48,041 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-07-20 16:24:48,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:24:48,042 INFO L225 Difference]: With dead ends: 191 [2020-07-20 16:24:48,042 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 16:24:48,044 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:24:48,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 16:24:48,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 16:24:48,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 16:24:48,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 16:24:48,045 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-07-20 16:24:48,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:24:48,045 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 16:24:48,045 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:24:48,045 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 16:24:48,046 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 16:24:48,256 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:24:48,261 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 16:24:49,064 INFO L268 CegarLoopResult]: For program point L225(lines 202 226) no Hoare annotation was computed. [2020-07-20 16:24:49,064 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 178 233) no Hoare annotation was computed. [2020-07-20 16:24:49,064 INFO L268 CegarLoopResult]: For program point L209(lines 209 213) no Hoare annotation was computed. [2020-07-20 16:24:49,064 INFO L268 CegarLoopResult]: For program point L209-1(lines 209 213) no Hoare annotation was computed. [2020-07-20 16:24:49,064 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-07-20 16:24:49,064 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 224) no Hoare annotation was computed. [2020-07-20 16:24:49,064 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 178 233) no Hoare annotation was computed. [2020-07-20 16:24:49,064 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 178 233) no Hoare annotation was computed. [2020-07-20 16:24:49,065 INFO L268 CegarLoopResult]: For program point L286(lines 259 287) no Hoare annotation was computed. [2020-07-20 16:24:49,065 INFO L268 CegarLoopResult]: For program point L279(line 279) no Hoare annotation was computed. [2020-07-20 16:24:49,065 INFO L268 CegarLoopResult]: For program point L279-1(line 279) no Hoare annotation was computed. [2020-07-20 16:24:49,065 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 234 293) no Hoare annotation was computed. [2020-07-20 16:24:49,065 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 234 293) no Hoare annotation was computed. [2020-07-20 16:24:49,065 INFO L268 CegarLoopResult]: For program point L266(lines 266 270) no Hoare annotation was computed. [2020-07-20 16:24:49,065 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 234 293) no Hoare annotation was computed. [2020-07-20 16:24:49,065 INFO L268 CegarLoopResult]: For program point L266-1(lines 266 270) no Hoare annotation was computed. [2020-07-20 16:24:49,065 INFO L268 CegarLoopResult]: For program point L261(line 261) no Hoare annotation was computed. [2020-07-20 16:24:49,066 INFO L268 CegarLoopResult]: For program point L260-2(lines 260 285) no Hoare annotation was computed. [2020-07-20 16:24:49,066 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 850 856) the Hoare annotation is: true [2020-07-20 16:24:49,066 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 850 856) no Hoare annotation was computed. [2020-07-20 16:24:49,066 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 857 865) no Hoare annotation was computed. [2020-07-20 16:24:49,066 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 857 865) the Hoare annotation is: true [2020-07-20 16:24:49,066 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 857 865) no Hoare annotation was computed. [2020-07-20 16:24:49,067 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 797 821) the Hoare annotation is: true [2020-07-20 16:24:49,067 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 797 821) no Hoare annotation was computed. [2020-07-20 16:24:49,067 INFO L264 CegarLoopResult]: At program point L811(line 811) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:24:49,067 INFO L268 CegarLoopResult]: For program point L809(lines 809 815) no Hoare annotation was computed. [2020-07-20 16:24:49,067 INFO L264 CegarLoopResult]: At program point L807(line 807) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:24:49,068 INFO L268 CegarLoopResult]: For program point L807-1(line 807) no Hoare annotation was computed. [2020-07-20 16:24:49,068 INFO L268 CegarLoopResult]: For program point L805(lines 805 818) no Hoare annotation was computed. [2020-07-20 16:24:49,068 INFO L268 CegarLoopResult]: For program point L805-1(lines 797 821) no Hoare annotation was computed. [2020-07-20 16:24:49,068 INFO L271 CegarLoopResult]: At program point L803(line 803) the Hoare annotation is: true [2020-07-20 16:24:49,068 INFO L268 CegarLoopResult]: For program point L803-1(line 803) no Hoare annotation was computed. [2020-07-20 16:24:49,068 INFO L264 CegarLoopResult]: At program point L577(line 577) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 16:24:49,068 INFO L264 CegarLoopResult]: At program point L576(line 576) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 16:24:49,068 INFO L264 CegarLoopResult]: At program point L576-1(line 576) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 16:24:49,069 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 570 592) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 16:24:49,069 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 570 592) no Hoare annotation was computed. [2020-07-20 16:24:49,069 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 570 592) no Hoare annotation was computed. [2020-07-20 16:24:49,069 INFO L264 CegarLoopResult]: At program point L582(line 582) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 16:24:49,069 INFO L264 CegarLoopResult]: At program point L582-1(line 582) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 16:24:49,069 INFO L268 CegarLoopResult]: For program point L580(lines 580 587) no Hoare annotation was computed. [2020-07-20 16:24:49,069 INFO L268 CegarLoopResult]: For program point L580-1(lines 580 587) no Hoare annotation was computed. [2020-07-20 16:24:49,070 INFO L268 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2020-07-20 16:24:49,070 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 525 548) no Hoare annotation was computed. [2020-07-20 16:24:49,070 INFO L268 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-07-20 16:24:49,070 INFO L268 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-07-20 16:24:49,070 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-07-20 16:24:49,070 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 525 548) no Hoare annotation was computed. [2020-07-20 16:24:49,070 INFO L268 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-07-20 16:24:49,071 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 525 548) no Hoare annotation was computed. [2020-07-20 16:24:49,071 INFO L268 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-07-20 16:24:49,071 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-07-20 16:24:49,071 INFO L268 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-07-20 16:24:49,071 INFO L268 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-07-20 16:24:49,071 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-07-20 16:24:49,071 INFO L268 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-07-20 16:24:49,071 INFO L268 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-07-20 16:24:49,072 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-07-20 16:24:49,072 INFO L268 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-07-20 16:24:49,072 INFO L268 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-07-20 16:24:49,072 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 750 758) no Hoare annotation was computed. [2020-07-20 16:24:49,072 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 750 758) the Hoare annotation is: true [2020-07-20 16:24:49,072 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 750 758) no Hoare annotation was computed. [2020-07-20 16:24:49,072 INFO L268 CegarLoopResult]: For program point L766(lines 766 774) no Hoare annotation was computed. [2020-07-20 16:24:49,072 INFO L268 CegarLoopResult]: For program point L766-2(lines 766 774) no Hoare annotation was computed. [2020-07-20 16:24:49,073 INFO L268 CegarLoopResult]: For program point L789(line 789) no Hoare annotation was computed. [2020-07-20 16:24:49,073 INFO L268 CegarLoopResult]: For program point L789-1(line 789) no Hoare annotation was computed. [2020-07-20 16:24:49,073 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 759 794) no Hoare annotation was computed. [2020-07-20 16:24:49,073 INFO L268 CegarLoopResult]: For program point L778(lines 778 786) no Hoare annotation was computed. [2020-07-20 16:24:49,073 INFO L268 CegarLoopResult]: For program point L778-2(lines 778 786) no Hoare annotation was computed. [2020-07-20 16:24:49,073 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 759 794) no Hoare annotation was computed. [2020-07-20 16:24:49,073 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 759 794) no Hoare annotation was computed. [2020-07-20 16:24:49,073 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 843 849) no Hoare annotation was computed. [2020-07-20 16:24:49,074 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 843 849) the Hoare annotation is: true [2020-07-20 16:24:49,074 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 132 177) no Hoare annotation was computed. [2020-07-20 16:24:49,074 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 132 177) no Hoare annotation was computed. [2020-07-20 16:24:49,074 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 132 177) no Hoare annotation was computed. [2020-07-20 16:24:49,074 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 445 490) no Hoare annotation was computed. [2020-07-20 16:24:49,074 INFO L268 CegarLoopResult]: For program point L465(lines 465 472) no Hoare annotation was computed. [2020-07-20 16:24:49,075 INFO L268 CegarLoopResult]: For program point L459(lines 459 479) no Hoare annotation was computed. [2020-07-20 16:24:49,075 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 445 490) no Hoare annotation was computed. [2020-07-20 16:24:49,075 INFO L268 CegarLoopResult]: For program point L459-1(lines 459 479) no Hoare annotation was computed. [2020-07-20 16:24:49,075 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 445 490) no Hoare annotation was computed. [2020-07-20 16:24:49,075 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 557 566) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 16:24:49,075 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 557 566) no Hoare annotation was computed. [2020-07-20 16:24:49,075 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 557 566) no Hoare annotation was computed. [2020-07-20 16:24:49,076 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 739 749) the Hoare annotation is: true [2020-07-20 16:24:49,076 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 739 749) no Hoare annotation was computed. [2020-07-20 16:24:49,076 INFO L271 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: true [2020-07-20 16:24:49,076 INFO L268 CegarLoopResult]: For program point L744-1(line 744) no Hoare annotation was computed. [2020-07-20 16:24:49,076 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 739 749) no Hoare annotation was computed. [2020-07-20 16:24:49,076 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 731 738) the Hoare annotation is: true [2020-07-20 16:24:49,076 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 731 738) no Hoare annotation was computed. [2020-07-20 16:24:49,076 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 731 738) no Hoare annotation was computed. [2020-07-20 16:24:49,077 INFO L264 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:24:49,077 INFO L268 CegarLoopResult]: For program point L704-1(line 704) no Hoare annotation was computed. [2020-07-20 16:24:49,077 INFO L268 CegarLoopResult]: For program point L702(lines 702 719) no Hoare annotation was computed. [2020-07-20 16:24:49,077 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 698 722) no Hoare annotation was computed. [2020-07-20 16:24:49,077 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 698 722) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:24:49,077 INFO L264 CegarLoopResult]: At program point L717(line 717) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:24:49,077 INFO L268 CegarLoopResult]: For program point L717-1(lines 698 722) no Hoare annotation was computed. [2020-07-20 16:24:49,078 INFO L264 CegarLoopResult]: At program point L712(line 712) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:24:49,078 INFO L264 CegarLoopResult]: At program point L708(line 708) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:24:49,078 INFO L268 CegarLoopResult]: For program point L706(lines 706 714) no Hoare annotation was computed. [2020-07-20 16:24:49,078 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 690 696) no Hoare annotation was computed. [2020-07-20 16:24:49,078 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 690 696) the Hoare annotation is: true [2020-07-20 16:24:49,078 INFO L268 CegarLoopResult]: For program point L640(lines 640 644) no Hoare annotation was computed. [2020-07-20 16:24:49,078 INFO L264 CegarLoopResult]: At program point testENTRY(lines 594 657) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 16:24:49,079 INFO L264 CegarLoopResult]: At program point L640-2(lines 634 645) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 16:24:49,079 INFO L268 CegarLoopResult]: For program point L605(lines 604 649) no Hoare annotation was computed. [2020-07-20 16:24:49,079 INFO L268 CegarLoopResult]: For program point L634(lines 634 645) no Hoare annotation was computed. [2020-07-20 16:24:49,079 INFO L268 CegarLoopResult]: For program point testFINAL(lines 594 657) no Hoare annotation was computed. [2020-07-20 16:24:49,079 INFO L264 CegarLoopResult]: At program point L626(line 626) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 16:24:49,079 INFO L268 CegarLoopResult]: For program point L624(lines 624 630) no Hoare annotation was computed. [2020-07-20 16:24:49,079 INFO L268 CegarLoopResult]: For program point L624-1(lines 624 630) no Hoare annotation was computed. [2020-07-20 16:24:49,080 INFO L264 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 16:24:49,080 INFO L264 CegarLoopResult]: At program point L647(lines 604 649) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 16:24:49,080 INFO L268 CegarLoopResult]: For program point L614(lines 614 620) no Hoare annotation was computed. [2020-07-20 16:24:49,080 INFO L268 CegarLoopResult]: For program point L614-1(lines 614 620) no Hoare annotation was computed. [2020-07-20 16:24:49,080 INFO L268 CegarLoopResult]: For program point L606(lines 606 610) no Hoare annotation was computed. [2020-07-20 16:24:49,080 INFO L264 CegarLoopResult]: At program point L650(lines 603 651) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:24:49,080 INFO L268 CegarLoopResult]: For program point testEXIT(lines 594 657) no Hoare annotation was computed. [2020-07-20 16:24:49,081 INFO L268 CegarLoopResult]: For program point L413(lines 413 433) no Hoare annotation was computed. [2020-07-20 16:24:49,081 INFO L268 CegarLoopResult]: For program point L413-1(lines 413 433) no Hoare annotation was computed. [2020-07-20 16:24:49,081 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 399 444) no Hoare annotation was computed. [2020-07-20 16:24:49,081 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 399 444) no Hoare annotation was computed. [2020-07-20 16:24:49,081 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 399 444) no Hoare annotation was computed. [2020-07-20 16:24:49,081 INFO L268 CegarLoopResult]: For program point L419(lines 419 426) no Hoare annotation was computed. [2020-07-20 16:24:49,081 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-07-20 16:24:49,082 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-07-20 16:24:49,082 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-07-20 16:24:49,082 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-07-20 16:24:49,082 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-07-20 16:24:49,082 INFO L268 CegarLoopResult]: For program point L320(lines 320 324) no Hoare annotation was computed. [2020-07-20 16:24:49,082 INFO L268 CegarLoopResult]: For program point L384(lines 384 395) no Hoare annotation was computed. [2020-07-20 16:24:49,082 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 296 398) no Hoare annotation was computed. [2020-07-20 16:24:49,082 INFO L268 CegarLoopResult]: For program point L347(lines 347 351) no Hoare annotation was computed. [2020-07-20 16:24:49,083 INFO L268 CegarLoopResult]: For program point L345-2(lines 345 365) no Hoare annotation was computed. [2020-07-20 16:24:49,083 INFO L268 CegarLoopResult]: For program point L366(lines 344 367) no Hoare annotation was computed. [2020-07-20 16:24:49,083 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 296 398) no Hoare annotation was computed. [2020-07-20 16:24:49,083 INFO L268 CegarLoopResult]: For program point L325(lines 325 341) no Hoare annotation was computed. [2020-07-20 16:24:49,083 INFO L268 CegarLoopResult]: For program point L385(lines 385 392) no Hoare annotation was computed. [2020-07-20 16:24:49,083 INFO L268 CegarLoopResult]: For program point L346(lines 345 365) no Hoare annotation was computed. [2020-07-20 16:24:49,083 INFO L268 CegarLoopResult]: For program point L377(line 377) no Hoare annotation was computed. [2020-07-20 16:24:49,083 INFO L268 CegarLoopResult]: For program point L377-1(line 377) no Hoare annotation was computed. [2020-07-20 16:24:49,084 INFO L268 CegarLoopResult]: For program point L342(lines 342 383) no Hoare annotation was computed. [2020-07-20 16:24:49,084 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 296 398) no Hoare annotation was computed. [2020-07-20 16:24:49,084 INFO L268 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-07-20 16:24:49,084 INFO L268 CegarLoopResult]: For program point L361-1(line 361) no Hoare annotation was computed. [2020-07-20 16:24:49,084 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 833 842) no Hoare annotation was computed. [2020-07-20 16:24:49,084 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 833 842) no Hoare annotation was computed. [2020-07-20 16:24:49,084 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 833 842) no Hoare annotation was computed. [2020-07-20 16:24:49,084 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:24:49,085 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:24:49,085 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:24:49,085 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 723 730) no Hoare annotation was computed. [2020-07-20 16:24:49,085 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 723 730) no Hoare annotation was computed. [2020-07-20 16:24:49,085 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 723 730) no Hoare annotation was computed. [2020-07-20 16:24:49,085 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-07-20 16:24:49,085 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-07-20 16:24:49,085 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-07-20 16:24:49,086 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2020-07-20 16:24:49,086 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-07-20 16:24:49,086 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-07-20 16:24:49,086 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:24:49,086 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 16:24:49,086 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:24:49,086 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-07-20 16:24:49,086 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-07-20 16:24:49,087 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-07-20 16:24:49,087 INFO L264 CegarLoopResult]: At program point L672(line 672) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:24:49,087 INFO L268 CegarLoopResult]: For program point L670(lines 669 688) no Hoare annotation was computed. [2020-07-20 16:24:49,087 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 666 689) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 16:24:49,087 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 666 689) no Hoare annotation was computed. [2020-07-20 16:24:49,087 INFO L264 CegarLoopResult]: At program point L679(line 679) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 16:24:49,087 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 666 689) no Hoare annotation was computed. [2020-07-20 16:24:49,088 INFO L264 CegarLoopResult]: At program point L677(lines 677 683) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 16:24:49,088 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 494 523) no Hoare annotation was computed. [2020-07-20 16:24:49,088 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 494 523) the Hoare annotation is: true [2020-07-20 16:24:49,088 INFO L268 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2020-07-20 16:24:49,088 INFO L271 CegarLoopResult]: At program point L508-1(lines 508 512) the Hoare annotation is: true [2020-07-20 16:24:49,088 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-07-20 16:24:49,088 INFO L271 CegarLoopResult]: At program point L504-2(lines 504 518) the Hoare annotation is: true [2020-07-20 16:24:49,089 INFO L271 CegarLoopResult]: At program point L500(line 500) the Hoare annotation is: true [2020-07-20 16:24:49,089 INFO L268 CegarLoopResult]: For program point L500-1(line 500) no Hoare annotation was computed. [2020-07-20 16:24:49,089 INFO L271 CegarLoopResult]: At program point L519(lines 494 523) the Hoare annotation is: true [2020-07-20 16:24:49,089 INFO L268 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-07-20 16:24:49,089 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-07-20 16:24:49,089 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-07-20 16:24:49,089 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-07-20 16:24:49,089 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 549 555) no Hoare annotation was computed. [2020-07-20 16:24:49,090 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 549 555) the Hoare annotation is: true [2020-07-20 16:24:49,090 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:24:49,090 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 16:24:49,090 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:24:49,090 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:24:49,090 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-07-20 16:24:49,090 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-07-20 16:24:49,091 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 16:24:49,091 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 823 830) no Hoare annotation was computed. [2020-07-20 16:24:49,091 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 827) no Hoare annotation was computed. [2020-07-20 16:24:49,091 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 823 830) the Hoare annotation is: true [2020-07-20 16:24:49,091 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 823 830) no Hoare annotation was computed. [2020-07-20 16:24:49,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 04:24:49 BoogieIcfgContainer [2020-07-20 16:24:49,107 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 16:24:49,110 INFO L168 Benchmark]: Toolchain (without parser) took 7014.50 ms. Allocated memory was 145.8 MB in the beginning and 281.0 MB in the end (delta: 135.3 MB). Free memory was 102.7 MB in the beginning and 157.9 MB in the end (delta: -55.2 MB). Peak memory consumption was 112.2 MB. Max. memory is 7.1 GB. [2020-07-20 16:24:49,111 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-20 16:24:49,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 683.02 ms. Allocated memory was 145.8 MB in the beginning and 203.9 MB in the end (delta: 58.2 MB). Free memory was 102.3 MB in the beginning and 173.6 MB in the end (delta: -71.3 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. [2020-07-20 16:24:49,113 INFO L168 Benchmark]: Boogie Preprocessor took 99.36 ms. Allocated memory is still 203.9 MB. Free memory was 173.6 MB in the beginning and 169.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-20 16:24:49,114 INFO L168 Benchmark]: RCFGBuilder took 1151.87 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 169.5 MB in the beginning and 204.1 MB in the end (delta: -34.6 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. [2020-07-20 16:24:49,115 INFO L168 Benchmark]: TraceAbstraction took 5075.08 ms. Allocated memory was 237.5 MB in the beginning and 281.0 MB in the end (delta: 43.5 MB). Free memory was 202.6 MB in the beginning and 157.9 MB in the end (delta: 44.7 MB). Peak memory consumption was 120.4 MB. Max. memory is 7.1 GB. [2020-07-20 16:24:49,119 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 683.02 ms. Allocated memory was 145.8 MB in the beginning and 203.9 MB in the end (delta: 58.2 MB). Free memory was 102.3 MB in the beginning and 173.6 MB in the end (delta: -71.3 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.36 ms. Allocated memory is still 203.9 MB. Free memory was 173.6 MB in the beginning and 169.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1151.87 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 169.5 MB in the beginning and 204.1 MB in the end (delta: -34.6 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5075.08 ms. Allocated memory was 237.5 MB in the beginning and 281.0 MB in the end (delta: 43.5 MB). Free memory was 202.6 MB in the beginning and 157.9 MB in the end (delta: 44.7 MB). Peak memory consumption was 120.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 827]: 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: 504]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: ((!(1 <= systemActive) || !(0 == \old(pumpRunning))) || ((1 <= waterLevel && 0 == pumpRunning) && splverifierCounter <= 0)) || !(1 <= \old(waterLevel)) - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 <= \old(waterLevel))) || !(1 <= systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 204 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 519 SDtfs, 164 SDslu, 465 SDs, 0 SdLazy, 72 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 263 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=151occurred 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 205 PreInvPairs, 212 NumberOfFragments, 484 HoareAnnotationTreeSize, 205 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 49 FomulaSimplificationsInter, 264 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 266 NumberOfCodeBlocks, 230 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 261 ConstructedInterpolants, 0 QuantifiedInterpolants, 27449 SizeOfPredicates, 13 NumberOfNonLiveVariables, 3181 ConjunctsInSsa, 38 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...