/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 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 15:41:53,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 15:41:53,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 15:41:53,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 15:41:53,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 15:41:53,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 15:41:53,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 15:41:53,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 15:41:53,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 15:41:53,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 15:41:53,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 15:41:53,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 15:41:53,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 15:41:53,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 15:41:54,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 15:41:54,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 15:41:54,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 15:41:54,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 15:41:54,005 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 15:41:54,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 15:41:54,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 15:41:54,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 15:41:54,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 15:41:54,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 15:41:54,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 15:41:54,014 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 15:41:54,014 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 15:41:54,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 15:41:54,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 15:41:54,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 15:41:54,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 15:41:54,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 15:41:54,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 15:41:54,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 15:41:54,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 15:41:54,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 15:41:54,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 15:41:54,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 15:41:54,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 15:41:54,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 15:41:54,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 15:41:54,025 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 [2020-07-21 15:41:54,039 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 15:41:54,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 15:41:54,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 15:41:54,041 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 15:41:54,041 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 15:41:54,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 15:41:54,042 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 15:41:54,042 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 15:41:54,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 15:41:54,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 15:41:54,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 15:41:54,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 15:41:54,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 15:41:54,043 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 15:41:54,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 15:41:54,043 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 15:41:54,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 15:41:54,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 15:41:54,044 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 15:41:54,044 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 15:41:54,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 15:41:54,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 15:41:54,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 15:41:54,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 15:41:54,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 15:41:54,046 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 15:41:54,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:41:54,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 15:41:54,046 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 15:41:54,046 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 -> 2 [2020-07-21 15:41:54,380 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 15:41:54,401 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 15:41:54,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 15:41:54,406 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 15:41:54,407 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 15:41:54,408 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c [2020-07-21 15:41:54,475 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cbaa6903/0809d536f03748baa54f2fd6cd72fcbd/FLAGc8883268f [2020-07-21 15:41:54,981 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 15:41:54,981 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c [2020-07-21 15:41:55,002 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cbaa6903/0809d536f03748baa54f2fd6cd72fcbd/FLAGc8883268f [2020-07-21 15:41:55,346 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cbaa6903/0809d536f03748baa54f2fd6cd72fcbd [2020-07-21 15:41:55,359 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 15:41:55,362 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 15:41:55,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 15:41:55,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 15:41:55,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 15:41:55,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:41:55" (1/1) ... [2020-07-21 15:41:55,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f465035 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:55, skipping insertion in model container [2020-07-21 15:41:55,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:41:55" (1/1) ... [2020-07-21 15:41:55,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 15:41:55,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 15:41:55,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 15:41:55,897 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 15:41:56,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 15:41:56,044 INFO L208 MainTranslator]: Completed translation [2020-07-21 15:41:56,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:56 WrapperNode [2020-07-21 15:41:56,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 15:41:56,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 15:41:56,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 15:41:56,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 15:41:56,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:56" (1/1) ... [2020-07-21 15:41:56,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:56" (1/1) ... [2020-07-21 15:41:56,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:56" (1/1) ... [2020-07-21 15:41:56,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:56" (1/1) ... [2020-07-21 15:41:56,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:56" (1/1) ... [2020-07-21 15:41:56,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:56" (1/1) ... [2020-07-21 15:41:56,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:56" (1/1) ... [2020-07-21 15:41:56,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 15:41:56,131 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 15:41:56,131 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 15:41:56,131 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 15:41:56,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:56" (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 [2020-07-21 15:41:56,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 15:41:56,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 15:41:56,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 15:41:56,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 15:41:56,207 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 15:41:56,208 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 15:41:56,208 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-21 15:41:56,208 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 15:41:56,208 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 15:41:56,209 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 15:41:56,209 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 15:41:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 15:41:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 15:41:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 15:41:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-21 15:41:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 15:41:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 15:41:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 15:41:56,212 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 15:41:56,212 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 15:41:56,213 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 15:41:56,213 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 15:41:56,213 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 15:41:56,213 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 15:41:56,213 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 15:41:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 15:41:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 15:41:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 15:41:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 15:41:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 15:41:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 15:41:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 15:41:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 15:41:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 15:41:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 15:41:56,217 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 15:41:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 15:41:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 15:41:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 15:41:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 15:41:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 15:41:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 15:41:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 15:41:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 15:41:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 15:41:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 15:41:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 15:41:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 15:41:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 15:41:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-21 15:41:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 15:41:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-21 15:41:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 15:41:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 15:41:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 15:41:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 15:41:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 15:41:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 15:41:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 15:41:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 15:41:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 15:41:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 15:41:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 15:41:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 15:41:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 15:41:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 15:41:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 15:41:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 15:41:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 15:41:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 15:41:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 15:41:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 15:41:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 15:41:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 15:41:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 15:41:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 15:41:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 15:41:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 15:41:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 15:41:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 15:41:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 15:41:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 15:41:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 15:41:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 15:41:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 15:41:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 15:41:57,306 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 15:41:57,306 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 15:41:57,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:41:57 BoogieIcfgContainer [2020-07-21 15:41:57,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 15:41:57,331 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 15:41:57,332 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 15:41:57,335 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 15:41:57,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 03:41:55" (1/3) ... [2020-07-21 15:41:57,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31fb10e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:41:57, skipping insertion in model container [2020-07-21 15:41:57,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:56" (2/3) ... [2020-07-21 15:41:57,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31fb10e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:41:57, skipping insertion in model container [2020-07-21 15:41:57,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:41:57" (3/3) ... [2020-07-21 15:41:57,339 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product11.cil.c [2020-07-21 15:41:57,349 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 15:41:57,357 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 15:41:57,371 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 15:41:57,397 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 15:41:57,398 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 15:41:57,398 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 15:41:57,398 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 15:41:57,399 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 15:41:57,399 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 15:41:57,399 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 15:41:57,399 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 15:41:57,433 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states. [2020-07-21 15:41:57,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-21 15:41:57,445 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:41:57,446 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] [2020-07-21 15:41:57,447 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:41:57,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:41:57,454 INFO L82 PathProgramCache]: Analyzing trace with hash -1153338705, now seen corresponding path program 1 times [2020-07-21 15:41:57,461 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:41:57,462 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1831370399] [2020-07-21 15:41:57,462 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 15:41:57,818 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:41:57,819 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:41:57,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 15:41:57,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:41:57,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 15:41:57,863 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:41:57,864 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1831370399] [2020-07-21 15:41:57,865 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:41:57,865 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 15:41:57,866 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585811022] [2020-07-21 15:41:57,871 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 15:41:57,872 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:41:57,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 15:41:57,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 15:41:57,890 INFO L87 Difference]: Start difference. First operand 133 states. Second operand 2 states. [2020-07-21 15:41:57,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:41:57,933 INFO L93 Difference]: Finished difference Result 180 states and 225 transitions. [2020-07-21 15:41:57,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 15:41:57,936 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-21 15:41:57,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:41:57,949 INFO L225 Difference]: With dead ends: 180 [2020-07-21 15:41:57,949 INFO L226 Difference]: Without dead ends: 90 [2020-07-21 15:41:57,954 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 [2020-07-21 15:41:57,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2020-07-21 15:41:58,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2020-07-21 15:41:58,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-07-21 15:41:58,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2020-07-21 15:41:58,015 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 46 [2020-07-21 15:41:58,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:41:58,016 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2020-07-21 15:41:58,016 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 15:41:58,017 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2020-07-21 15:41:58,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-21 15:41:58,020 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:41:58,020 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] [2020-07-21 15:41:58,235 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:41:58,236 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:41:58,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:41:58,236 INFO L82 PathProgramCache]: Analyzing trace with hash -976475527, now seen corresponding path program 1 times [2020-07-21 15:41:58,237 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:41:58,237 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [535341028] [2020-07-21 15:41:58,237 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 15:41:58,544 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:41:58,544 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:41:58,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 642 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 15:41:58,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:41:58,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 15:41:58,582 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:41:58,583 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [535341028] [2020-07-21 15:41:58,583 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:41:58,583 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 15:41:58,583 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373780929] [2020-07-21 15:41:58,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 15:41:58,585 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:41:58,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 15:41:58,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 15:41:58,586 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 3 states. [2020-07-21 15:41:58,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:41:58,602 INFO L93 Difference]: Finished difference Result 120 states and 137 transitions. [2020-07-21 15:41:58,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 15:41:58,603 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-21 15:41:58,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:41:58,605 INFO L225 Difference]: With dead ends: 120 [2020-07-21 15:41:58,605 INFO L226 Difference]: Without dead ends: 81 [2020-07-21 15:41:58,606 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 [2020-07-21 15:41:58,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2020-07-21 15:41:58,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2020-07-21 15:41:58,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-07-21 15:41:58,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2020-07-21 15:41:58,617 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 47 [2020-07-21 15:41:58,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:41:58,617 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2020-07-21 15:41:58,617 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 15:41:58,618 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2020-07-21 15:41:58,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-21 15:41:58,619 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:41:58,620 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] [2020-07-21 15:41:58,832 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:41:58,833 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:41:58,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:41:58,835 INFO L82 PathProgramCache]: Analyzing trace with hash 560294279, now seen corresponding path program 1 times [2020-07-21 15:41:58,835 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:41:58,836 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1104475997] [2020-07-21 15:41:58,836 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 15:41:59,137 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:41:59,137 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:41:59,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 653 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 15:41:59,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:41:59,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 15:41:59,193 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:41:59,193 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1104475997] [2020-07-21 15:41:59,194 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:41:59,194 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 15:41:59,194 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817575543] [2020-07-21 15:41:59,195 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 15:41:59,196 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:41:59,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 15:41:59,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 15:41:59,197 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 3 states. [2020-07-21 15:41:59,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:41:59,235 INFO L93 Difference]: Finished difference Result 193 states and 228 transitions. [2020-07-21 15:41:59,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 15:41:59,238 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-07-21 15:41:59,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:41:59,242 INFO L225 Difference]: With dead ends: 193 [2020-07-21 15:41:59,242 INFO L226 Difference]: Without dead ends: 136 [2020-07-21 15:41:59,243 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 [2020-07-21 15:41:59,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-07-21 15:41:59,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 126. [2020-07-21 15:41:59,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-07-21 15:41:59,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 147 transitions. [2020-07-21 15:41:59,262 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 147 transitions. Word has length 51 [2020-07-21 15:41:59,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:41:59,262 INFO L479 AbstractCegarLoop]: Abstraction has 126 states and 147 transitions. [2020-07-21 15:41:59,263 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 15:41:59,263 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 147 transitions. [2020-07-21 15:41:59,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-07-21 15:41:59,265 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:41:59,265 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 15:41:59,479 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:41:59,480 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:41:59,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:41:59,482 INFO L82 PathProgramCache]: Analyzing trace with hash 1587380888, now seen corresponding path program 1 times [2020-07-21 15:41:59,482 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:41:59,483 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1486821062] [2020-07-21 15:41:59,483 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 15:41:59,725 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:41:59,726 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:41:59,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 657 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-21 15:41:59,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:41:59,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 15:41:59,818 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:41:59,819 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1486821062] [2020-07-21 15:41:59,819 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:41:59,819 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 15:41:59,820 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018803417] [2020-07-21 15:41:59,821 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 15:41:59,821 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:41:59,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 15:41:59,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 15:41:59,822 INFO L87 Difference]: Start difference. First operand 126 states and 147 transitions. Second operand 6 states. [2020-07-21 15:42:00,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:42:00,033 INFO L93 Difference]: Finished difference Result 311 states and 385 transitions. [2020-07-21 15:42:00,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 15:42:00,033 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2020-07-21 15:42:00,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:42:00,037 INFO L225 Difference]: With dead ends: 311 [2020-07-21 15:42:00,037 INFO L226 Difference]: Without dead ends: 209 [2020-07-21 15:42:00,038 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 15:42:00,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2020-07-21 15:42:00,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 209. [2020-07-21 15:42:00,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2020-07-21 15:42:00,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 252 transitions. [2020-07-21 15:42:00,062 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 252 transitions. Word has length 54 [2020-07-21 15:42:00,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:42:00,063 INFO L479 AbstractCegarLoop]: Abstraction has 209 states and 252 transitions. [2020-07-21 15:42:00,063 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 15:42:00,063 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 252 transitions. [2020-07-21 15:42:00,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-21 15:42:00,065 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:42:00,065 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 15:42:00,278 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:42:00,279 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:42:00,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:42:00,280 INFO L82 PathProgramCache]: Analyzing trace with hash -660855694, now seen corresponding path program 1 times [2020-07-21 15:42:00,280 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:42:00,281 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [645856356] [2020-07-21 15:42:00,281 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 15:42:00,527 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:42:00,527 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:42:00,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-21 15:42:00,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:42:00,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 15:42:00,577 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:42:00,577 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [645856356] [2020-07-21 15:42:00,578 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:42:00,578 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 15:42:00,579 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497709824] [2020-07-21 15:42:00,580 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 15:42:00,580 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:42:00,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 15:42:00,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 15:42:00,582 INFO L87 Difference]: Start difference. First operand 209 states and 252 transitions. Second operand 6 states. [2020-07-21 15:42:00,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:42:00,717 INFO L93 Difference]: Finished difference Result 284 states and 346 transitions. [2020-07-21 15:42:00,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 15:42:00,718 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2020-07-21 15:42:00,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:42:00,719 INFO L225 Difference]: With dead ends: 284 [2020-07-21 15:42:00,719 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 15:42:00,721 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 15:42:00,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 15:42:00,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 15:42:00,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 15:42:00,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 15:42:00,722 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2020-07-21 15:42:00,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:42:00,722 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 15:42:00,722 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 15:42:00,723 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 15:42:00,723 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 15:42:00,934 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:42:00,939 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 15:42:01,592 INFO L268 CegarLoopResult]: For program point L574(lines 551 575) no Hoare annotation was computed. [2020-07-21 15:42:01,592 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 527 582) no Hoare annotation was computed. [2020-07-21 15:42:01,592 INFO L268 CegarLoopResult]: For program point L558(lines 558 562) no Hoare annotation was computed. [2020-07-21 15:42:01,593 INFO L268 CegarLoopResult]: For program point L558-1(lines 558 562) no Hoare annotation was computed. [2020-07-21 15:42:01,593 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-07-21 15:42:01,593 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 527 582) no Hoare annotation was computed. [2020-07-21 15:42:01,593 INFO L268 CegarLoopResult]: For program point L552-2(lines 552 573) no Hoare annotation was computed. [2020-07-21 15:42:01,593 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 527 582) no Hoare annotation was computed. [2020-07-21 15:42:01,593 INFO L268 CegarLoopResult]: For program point L609-2(lines 609 634) no Hoare annotation was computed. [2020-07-21 15:42:01,593 INFO L268 CegarLoopResult]: For program point L635(lines 608 636) no Hoare annotation was computed. [2020-07-21 15:42:01,593 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 583 642) no Hoare annotation was computed. [2020-07-21 15:42:01,593 INFO L268 CegarLoopResult]: For program point L628(line 628) no Hoare annotation was computed. [2020-07-21 15:42:01,593 INFO L268 CegarLoopResult]: For program point L628-1(line 628) no Hoare annotation was computed. [2020-07-21 15:42:01,594 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 583 642) no Hoare annotation was computed. [2020-07-21 15:42:01,594 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 583 642) no Hoare annotation was computed. [2020-07-21 15:42:01,594 INFO L268 CegarLoopResult]: For program point L615(lines 615 619) no Hoare annotation was computed. [2020-07-21 15:42:01,594 INFO L268 CegarLoopResult]: For program point L615-1(lines 615 619) no Hoare annotation was computed. [2020-07-21 15:42:01,595 INFO L268 CegarLoopResult]: For program point L610(line 610) no Hoare annotation was computed. [2020-07-21 15:42:01,595 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 859 865) the Hoare annotation is: true [2020-07-21 15:42:01,595 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 859 865) no Hoare annotation was computed. [2020-07-21 15:42:01,595 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 866 874) no Hoare annotation was computed. [2020-07-21 15:42:01,596 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 866 874) the Hoare annotation is: true [2020-07-21 15:42:01,596 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 866 874) no Hoare annotation was computed. [2020-07-21 15:42:01,596 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 270 294) the Hoare annotation is: true [2020-07-21 15:42:01,596 INFO L264 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 15:42:01,596 INFO L268 CegarLoopResult]: For program point L282(lines 282 288) no Hoare annotation was computed. [2020-07-21 15:42:01,596 INFO L264 CegarLoopResult]: At program point L280(line 280) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 15:42:01,596 INFO L268 CegarLoopResult]: For program point L280-1(line 280) no Hoare annotation was computed. [2020-07-21 15:42:01,596 INFO L268 CegarLoopResult]: For program point L278(lines 278 291) no Hoare annotation was computed. [2020-07-21 15:42:01,596 INFO L268 CegarLoopResult]: For program point L278-1(lines 270 294) no Hoare annotation was computed. [2020-07-21 15:42:01,596 INFO L271 CegarLoopResult]: At program point L276(line 276) the Hoare annotation is: true [2020-07-21 15:42:01,597 INFO L268 CegarLoopResult]: For program point L276-1(line 276) no Hoare annotation was computed. [2020-07-21 15:42:01,597 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 270 294) no Hoare annotation was computed. [2020-07-21 15:42:01,597 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 451 473) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:01,597 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 451 473) no Hoare annotation was computed. [2020-07-21 15:42:01,597 INFO L264 CegarLoopResult]: At program point L463(line 463) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:01,597 INFO L264 CegarLoopResult]: At program point L463-1(line 463) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:01,597 INFO L268 CegarLoopResult]: For program point L461(lines 461 468) no Hoare annotation was computed. [2020-07-21 15:42:01,597 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 451 473) no Hoare annotation was computed. [2020-07-21 15:42:01,598 INFO L268 CegarLoopResult]: For program point L461-1(lines 461 468) no Hoare annotation was computed. [2020-07-21 15:42:01,598 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-07-21 15:42:01,598 INFO L264 CegarLoopResult]: At program point L458(line 458) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:01,598 INFO L264 CegarLoopResult]: At program point L457(line 457) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:01,598 INFO L264 CegarLoopResult]: At program point L457-1(line 457) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:01,598 INFO L268 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-07-21 15:42:01,599 INFO L268 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-07-21 15:42:01,599 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 407 430) no Hoare annotation was computed. [2020-07-21 15:42:01,599 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-07-21 15:42:01,599 INFO L268 CegarLoopResult]: For program point L414(line 414) no Hoare annotation was computed. [2020-07-21 15:42:01,599 INFO L268 CegarLoopResult]: For program point L413(line 413) no Hoare annotation was computed. [2020-07-21 15:42:01,599 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 407 430) no Hoare annotation was computed. [2020-07-21 15:42:01,599 INFO L268 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-07-21 15:42:01,599 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 407 430) no Hoare annotation was computed. [2020-07-21 15:42:01,600 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-07-21 15:42:01,600 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-07-21 15:42:01,600 INFO L268 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-07-21 15:42:01,600 INFO L268 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2020-07-21 15:42:01,600 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-07-21 15:42:01,600 INFO L268 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-07-21 15:42:01,600 INFO L268 CegarLoopResult]: For program point L419(line 419) no Hoare annotation was computed. [2020-07-21 15:42:01,601 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-07-21 15:42:01,601 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 183 197) no Hoare annotation was computed. [2020-07-21 15:42:01,601 INFO L264 CegarLoopResult]: At program point L189(line 189) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0))) [2020-07-21 15:42:01,601 INFO L268 CegarLoopResult]: For program point L187(lines 187 193) no Hoare annotation was computed. [2020-07-21 15:42:01,601 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 183 197) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:42:01,601 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 183 197) no Hoare annotation was computed. [2020-07-21 15:42:01,601 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 93 100) no Hoare annotation was computed. [2020-07-21 15:42:01,602 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 93 100) no Hoare annotation was computed. [2020-07-21 15:42:01,602 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 93 100) no Hoare annotation was computed. [2020-07-21 15:42:01,602 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 138 146) no Hoare annotation was computed. [2020-07-21 15:42:01,602 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 138 146) the Hoare annotation is: true [2020-07-21 15:42:01,602 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 138 146) no Hoare annotation was computed. [2020-07-21 15:42:01,602 INFO L268 CegarLoopResult]: For program point L154(lines 154 162) no Hoare annotation was computed. [2020-07-21 15:42:01,602 INFO L268 CegarLoopResult]: For program point L154-2(lines 154 162) no Hoare annotation was computed. [2020-07-21 15:42:01,603 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-07-21 15:42:01,603 INFO L268 CegarLoopResult]: For program point L177-1(line 177) no Hoare annotation was computed. [2020-07-21 15:42:01,603 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 147 182) no Hoare annotation was computed. [2020-07-21 15:42:01,603 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 147 182) no Hoare annotation was computed. [2020-07-21 15:42:01,603 INFO L268 CegarLoopResult]: For program point L166(lines 166 174) no Hoare annotation was computed. [2020-07-21 15:42:01,603 INFO L268 CegarLoopResult]: For program point L166-2(lines 166 174) no Hoare annotation was computed. [2020-07-21 15:42:01,603 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 147 182) no Hoare annotation was computed. [2020-07-21 15:42:01,604 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 852 858) no Hoare annotation was computed. [2020-07-21 15:42:01,604 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 852 858) the Hoare annotation is: true [2020-07-21 15:42:01,604 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 481 526) no Hoare annotation was computed. [2020-07-21 15:42:01,604 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 481 526) no Hoare annotation was computed. [2020-07-21 15:42:01,604 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 481 526) no Hoare annotation was computed. [2020-07-21 15:42:01,604 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 794 839) no Hoare annotation was computed. [2020-07-21 15:42:01,605 INFO L268 CegarLoopResult]: For program point L814(lines 814 821) no Hoare annotation was computed. [2020-07-21 15:42:01,605 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 794 839) no Hoare annotation was computed. [2020-07-21 15:42:01,605 INFO L268 CegarLoopResult]: For program point L808(lines 808 828) no Hoare annotation was computed. [2020-07-21 15:42:01,605 INFO L268 CegarLoopResult]: For program point L808-1(lines 808 828) no Hoare annotation was computed. [2020-07-21 15:42:01,605 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 794 839) no Hoare annotation was computed. [2020-07-21 15:42:01,605 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 438 447) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:01,605 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 438 447) no Hoare annotation was computed. [2020-07-21 15:42:01,606 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 438 447) no Hoare annotation was computed. [2020-07-21 15:42:01,606 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 127 137) no Hoare annotation was computed. [2020-07-21 15:42:01,606 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 127 137) no Hoare annotation was computed. [2020-07-21 15:42:01,606 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 127 137) no Hoare annotation was computed. [2020-07-21 15:42:01,606 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-07-21 15:42:01,606 INFO L268 CegarLoopResult]: For program point L132-1(line 132) no Hoare annotation was computed. [2020-07-21 15:42:01,606 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 119 126) the Hoare annotation is: true [2020-07-21 15:42:01,606 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 119 126) no Hoare annotation was computed. [2020-07-21 15:42:01,607 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 119 126) no Hoare annotation was computed. [2020-07-21 15:42:01,607 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 86 92) no Hoare annotation was computed. [2020-07-21 15:42:01,607 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 86 92) the Hoare annotation is: true [2020-07-21 15:42:01,607 INFO L264 CegarLoopResult]: At program point testENTRY(lines 202 267) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:01,607 INFO L264 CegarLoopResult]: At program point L250(line 250) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:01,607 INFO L268 CegarLoopResult]: For program point L248(lines 248 254) no Hoare annotation was computed. [2020-07-21 15:42:01,608 INFO L264 CegarLoopResult]: At program point L248-1(lines 242 255) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:01,608 INFO L268 CegarLoopResult]: For program point testFINAL(lines 202 267) no Hoare annotation was computed. [2020-07-21 15:42:01,608 INFO L268 CegarLoopResult]: For program point L213(lines 212 259) no Hoare annotation was computed. [2020-07-21 15:42:01,608 INFO L268 CegarLoopResult]: For program point L242(lines 242 255) no Hoare annotation was computed. [2020-07-21 15:42:01,608 INFO L264 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:01,608 INFO L268 CegarLoopResult]: For program point L232(lines 232 238) no Hoare annotation was computed. [2020-07-21 15:42:01,608 INFO L268 CegarLoopResult]: For program point L232-1(lines 232 238) no Hoare annotation was computed. [2020-07-21 15:42:01,608 INFO L264 CegarLoopResult]: At program point L257(lines 212 259) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:01,609 INFO L264 CegarLoopResult]: At program point L224(line 224) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:01,609 INFO L268 CegarLoopResult]: For program point L222(lines 222 228) no Hoare annotation was computed. [2020-07-21 15:42:01,609 INFO L268 CegarLoopResult]: For program point L222-1(lines 222 228) no Hoare annotation was computed. [2020-07-21 15:42:01,609 INFO L268 CegarLoopResult]: For program point L214(lines 214 218) no Hoare annotation was computed. [2020-07-21 15:42:01,609 INFO L264 CegarLoopResult]: At program point L260(lines 211 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:01,609 INFO L268 CegarLoopResult]: For program point testEXIT(lines 202 267) no Hoare annotation was computed. [2020-07-21 15:42:01,609 INFO L268 CegarLoopResult]: For program point L768(lines 768 775) no Hoare annotation was computed. [2020-07-21 15:42:01,609 INFO L268 CegarLoopResult]: For program point L762(lines 762 782) no Hoare annotation was computed. [2020-07-21 15:42:01,610 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 748 793) no Hoare annotation was computed. [2020-07-21 15:42:01,610 INFO L268 CegarLoopResult]: For program point L762-1(lines 762 782) no Hoare annotation was computed. [2020-07-21 15:42:01,610 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 748 793) no Hoare annotation was computed. [2020-07-21 15:42:01,610 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 748 793) no Hoare annotation was computed. [2020-07-21 15:42:01,610 INFO L268 CegarLoopResult]: For program point L351(lines 351 359) no Hoare annotation was computed. [2020-07-21 15:42:01,610 INFO L268 CegarLoopResult]: For program point L351-2(lines 351 359) no Hoare annotation was computed. [2020-07-21 15:42:01,610 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 343 365) no Hoare annotation was computed. [2020-07-21 15:42:01,610 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 343 365) no Hoare annotation was computed. [2020-07-21 15:42:01,611 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 343 365) no Hoare annotation was computed. [2020-07-21 15:42:01,611 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 645 747) no Hoare annotation was computed. [2020-07-21 15:42:01,611 INFO L268 CegarLoopResult]: For program point L669(lines 669 673) no Hoare annotation was computed. [2020-07-21 15:42:01,611 INFO L268 CegarLoopResult]: For program point L733(lines 733 744) no Hoare annotation was computed. [2020-07-21 15:42:01,611 INFO L268 CegarLoopResult]: For program point L696(lines 696 700) no Hoare annotation was computed. [2020-07-21 15:42:01,611 INFO L268 CegarLoopResult]: For program point L694-2(lines 694 714) no Hoare annotation was computed. [2020-07-21 15:42:01,611 INFO L268 CegarLoopResult]: For program point L715(lines 693 716) no Hoare annotation was computed. [2020-07-21 15:42:01,611 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 645 747) no Hoare annotation was computed. [2020-07-21 15:42:01,612 INFO L268 CegarLoopResult]: For program point L674(lines 674 690) no Hoare annotation was computed. [2020-07-21 15:42:01,612 INFO L268 CegarLoopResult]: For program point L734(lines 734 741) no Hoare annotation was computed. [2020-07-21 15:42:01,612 INFO L268 CegarLoopResult]: For program point L695(lines 694 714) no Hoare annotation was computed. [2020-07-21 15:42:01,612 INFO L268 CegarLoopResult]: For program point L726(line 726) no Hoare annotation was computed. [2020-07-21 15:42:01,612 INFO L268 CegarLoopResult]: For program point L726-1(line 726) no Hoare annotation was computed. [2020-07-21 15:42:01,612 INFO L268 CegarLoopResult]: For program point L691(lines 691 732) no Hoare annotation was computed. [2020-07-21 15:42:01,612 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 645 747) no Hoare annotation was computed. [2020-07-21 15:42:01,613 INFO L268 CegarLoopResult]: For program point L710(line 710) no Hoare annotation was computed. [2020-07-21 15:42:01,613 INFO L268 CegarLoopResult]: For program point L710-1(line 710) no Hoare annotation was computed. [2020-07-21 15:42:01,613 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 842 851) no Hoare annotation was computed. [2020-07-21 15:42:01,613 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 842 851) no Hoare annotation was computed. [2020-07-21 15:42:01,613 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 842 851) no Hoare annotation was computed. [2020-07-21 15:42:01,613 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:42:01,613 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 15:42:01,613 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:42:01,614 INFO L268 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-07-21 15:42:01,614 INFO L268 CegarLoopResult]: For program point L113-1(lines 102 118) no Hoare annotation was computed. [2020-07-21 15:42:01,614 INFO L268 CegarLoopResult]: For program point L109(lines 109 115) no Hoare annotation was computed. [2020-07-21 15:42:01,614 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 102 118) no Hoare annotation was computed. [2020-07-21 15:42:01,614 INFO L268 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-07-21 15:42:01,614 INFO L268 CegarLoopResult]: For program point L107-1(line 107) no Hoare annotation was computed. [2020-07-21 15:42:01,614 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 102 118) no Hoare annotation was computed. [2020-07-21 15:42:01,614 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 366 374) the Hoare annotation is: true [2020-07-21 15:42:01,615 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 366 374) no Hoare annotation was computed. [2020-07-21 15:42:01,615 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 366 374) no Hoare annotation was computed. [2020-07-21 15:42:01,615 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 322 333) the Hoare annotation is: true [2020-07-21 15:42:01,615 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 322 333) no Hoare annotation was computed. [2020-07-21 15:42:01,615 INFO L268 CegarLoopResult]: For program point L326-1(lines 322 333) no Hoare annotation was computed. [2020-07-21 15:42:01,615 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:42:01,615 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 15:42:01,616 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:42:01,616 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 334 342) no Hoare annotation was computed. [2020-07-21 15:42:01,616 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 334 342) no Hoare annotation was computed. [2020-07-21 15:42:01,616 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 334 342) no Hoare annotation was computed. [2020-07-21 15:42:01,616 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 62 85) the Hoare annotation is: (or (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 15:42:01,616 INFO L264 CegarLoopResult]: At program point L75(line 75) the Hoare annotation is: (or (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 15:42:01,616 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 62 85) no Hoare annotation was computed. [2020-07-21 15:42:01,617 INFO L264 CegarLoopResult]: At program point L73(lines 73 79) the Hoare annotation is: (or (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 15:42:01,617 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 62 85) no Hoare annotation was computed. [2020-07-21 15:42:01,617 INFO L264 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 15:42:01,617 INFO L268 CegarLoopResult]: For program point L66(lines 65 84) no Hoare annotation was computed. [2020-07-21 15:42:01,617 INFO L271 CegarLoopResult]: At program point L387-2(lines 387 401) the Hoare annotation is: true [2020-07-21 15:42:01,617 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 377 406) no Hoare annotation was computed. [2020-07-21 15:42:01,617 INFO L271 CegarLoopResult]: At program point L383(line 383) the Hoare annotation is: true [2020-07-21 15:42:01,618 INFO L268 CegarLoopResult]: For program point L383-1(line 383) no Hoare annotation was computed. [2020-07-21 15:42:01,618 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 377 406) the Hoare annotation is: true [2020-07-21 15:42:01,618 INFO L271 CegarLoopResult]: At program point L402(lines 377 406) the Hoare annotation is: true [2020-07-21 15:42:01,618 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-07-21 15:42:01,618 INFO L268 CegarLoopResult]: For program point L391(lines 391 395) no Hoare annotation was computed. [2020-07-21 15:42:01,618 INFO L271 CegarLoopResult]: At program point L391-1(lines 391 395) the Hoare annotation is: true [2020-07-21 15:42:01,618 INFO L268 CegarLoopResult]: For program point L388(line 388) no Hoare annotation was computed. [2020-07-21 15:42:01,618 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 298 309) the Hoare annotation is: true [2020-07-21 15:42:01,618 INFO L268 CegarLoopResult]: For program point L302-1(lines 298 309) no Hoare annotation was computed. [2020-07-21 15:42:01,619 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 298 309) no Hoare annotation was computed. [2020-07-21 15:42:01,619 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 431 437) no Hoare annotation was computed. [2020-07-21 15:42:01,619 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 431 437) the Hoare annotation is: true [2020-07-21 15:42:01,619 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:42:01,619 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 15:42:01,619 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 15:42:01,619 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:42:01,619 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 310 321) no Hoare annotation was computed. [2020-07-21 15:42:01,619 INFO L268 CegarLoopResult]: For program point L314-1(lines 310 321) no Hoare annotation was computed. [2020-07-21 15:42:01,619 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 310 321) the Hoare annotation is: (or (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 15:42:01,619 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-21 15:42:01,620 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-21 15:42:01,620 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-21 15:42:01,620 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-21 15:42:01,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 03:42:01 BoogieIcfgContainer [2020-07-21 15:42:01,640 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 15:42:01,642 INFO L168 Benchmark]: Toolchain (without parser) took 6281.45 ms. Allocated memory was 136.8 MB in the beginning and 292.6 MB in the end (delta: 155.7 MB). Free memory was 98.7 MB in the beginning and 198.0 MB in the end (delta: -99.3 MB). Peak memory consumption was 126.3 MB. Max. memory is 7.1 GB. [2020-07-21 15:42:01,643 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 136.8 MB. Free memory is still 118.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-21 15:42:01,644 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.92 ms. Allocated memory was 136.8 MB in the beginning and 201.3 MB in the end (delta: 64.5 MB). Free memory was 98.3 MB in the beginning and 171.9 MB in the end (delta: -73.6 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. [2020-07-21 15:42:01,645 INFO L168 Benchmark]: Boogie Preprocessor took 84.64 ms. Allocated memory is still 201.3 MB. Free memory was 171.9 MB in the beginning and 167.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-21 15:42:01,646 INFO L168 Benchmark]: RCFGBuilder took 1199.70 ms. Allocated memory was 201.3 MB in the beginning and 231.7 MB in the end (delta: 30.4 MB). Free memory was 167.9 MB in the beginning and 202.8 MB in the end (delta: -34.9 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. [2020-07-21 15:42:01,647 INFO L168 Benchmark]: TraceAbstraction took 4308.37 ms. Allocated memory was 231.7 MB in the beginning and 292.6 MB in the end (delta: 60.8 MB). Free memory was 202.8 MB in the beginning and 198.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 135.5 MB. Max. memory is 7.1 GB. [2020-07-21 15:42:01,650 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 136.8 MB. Free memory is still 118.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 681.92 ms. Allocated memory was 136.8 MB in the beginning and 201.3 MB in the end (delta: 64.5 MB). Free memory was 98.3 MB in the beginning and 171.9 MB in the end (delta: -73.6 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.64 ms. Allocated memory is still 201.3 MB. Free memory was 171.9 MB in the beginning and 167.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1199.70 ms. Allocated memory was 201.3 MB in the beginning and 231.7 MB in the end (delta: 30.4 MB). Free memory was 167.9 MB in the beginning and 202.8 MB in the end (delta: -34.9 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4308.37 ms. Allocated memory was 231.7 MB in the beginning and 292.6 MB in the end (delta: 60.8 MB). Free memory was 202.8 MB in the beginning and 198.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 135.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((1 <= waterLevel && 0 == pumpRunning) && splverifierCounter <= 0)) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive)) - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 207 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 473 SDtfs, 129 SDslu, 617 SDs, 0 SdLazy, 100 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 253 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=209occurred 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, 10 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 211 PreInvPairs, 225 NumberOfFragments, 438 HoareAnnotationTreeSize, 211 FomulaSimplifications, 64 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 44 FomulaSimplificationsInter, 441 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 256 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 27883 SizeOfPredicates, 17 NumberOfNonLiveVariables, 3259 ConjunctsInSsa, 48 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...