java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:16:38,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:16:38,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:16:38,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:16:38,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:16:38,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:16:38,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:16:38,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:16:38,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:16:38,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:16:38,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:16:38,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:16:38,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:16:38,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:16:38,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:16:38,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:16:38,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:16:38,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:16:38,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:16:38,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:16:38,292 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:16:38,295 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:16:38,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:16:38,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:16:38,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:16:38,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:16:38,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:16:38,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:16:38,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:16:38,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:16:38,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:16:38,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:16:38,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:16:38,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:16:38,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:16:38,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:16:38,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:16:38,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:16:38,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:16:38,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:16:38,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:16:38,322 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 [2019-10-13 23:16:38,344 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:16:38,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:16:38,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:16:38,347 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:16:38,347 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:16:38,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:16:38,348 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:16:38,348 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:16:38,348 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:16:38,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:16:38,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:16:38,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:16:38,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:16:38,350 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:16:38,351 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:16:38,351 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:16:38,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:16:38,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:16:38,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:16:38,352 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:16:38,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:16:38,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:16:38,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:16:38,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:16:38,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:16:38,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:16:38,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:16:38,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:16:38,353 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 23:16:38,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:16:38,665 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:16:38,668 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:16:38,670 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:16:38,670 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:16:38,671 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-10-13 23:16:38,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/234919fcb/b9202ba4fcd74bd3ba2b58817e826466/FLAG3f67aeeb6 [2019-10-13 23:16:39,262 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:16:39,263 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-10-13 23:16:39,274 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/234919fcb/b9202ba4fcd74bd3ba2b58817e826466/FLAG3f67aeeb6 [2019-10-13 23:16:39,586 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/234919fcb/b9202ba4fcd74bd3ba2b58817e826466 [2019-10-13 23:16:39,597 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:16:39,599 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:16:39,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:16:39,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:16:39,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:16:39,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:16:39" (1/1) ... [2019-10-13 23:16:39,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@411accdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:39, skipping insertion in model container [2019-10-13 23:16:39,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:16:39" (1/1) ... [2019-10-13 23:16:39,619 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:16:39,685 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:16:40,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:16:40,194 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:16:40,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:16:40,299 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:16:40,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:40 WrapperNode [2019-10-13 23:16:40,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:16:40,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:16:40,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:16:40,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:16:40,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:40" (1/1) ... [2019-10-13 23:16:40,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:40" (1/1) ... [2019-10-13 23:16:40,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:40" (1/1) ... [2019-10-13 23:16:40,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:40" (1/1) ... [2019-10-13 23:16:40,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:40" (1/1) ... [2019-10-13 23:16:40,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:40" (1/1) ... [2019-10-13 23:16:40,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:40" (1/1) ... [2019-10-13 23:16:40,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:16:40,403 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:16:40,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:16:40,406 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:16:40,409 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:40" (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 [2019-10-13 23:16:40,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:16:40,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:16:40,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:16:40,487 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:16:40,487 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:16:40,488 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:16:40,489 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:16:40,489 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:16:40,489 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:16:40,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:16:40,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:16:40,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:16:40,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:16:40,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:16:40,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:16:40,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:16:40,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 23:16:40,494 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:16:40,494 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:16:40,494 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:16:40,494 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:16:40,495 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:16:40,495 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:16:40,495 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:16:40,495 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:16:40,495 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-13 23:16:40,496 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:16:40,496 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:16:40,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:16:40,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:16:40,497 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:16:40,497 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:16:40,497 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:16:40,497 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:16:40,497 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:16:40,498 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:16:40,498 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:16:40,498 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:16:40,498 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:16:40,498 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:16:40,498 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:16:40,498 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:16:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:16:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:16:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:16:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:16:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:16:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:16:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:16:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:16:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:16:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:16:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:16:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:16:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:16:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:16:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:16:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:16:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:16:40,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:16:40,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:16:40,503 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:16:40,503 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:16:40,503 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:16:40,503 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 23:16:40,503 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:16:40,504 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:16:40,504 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:16:40,504 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:16:40,504 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:16:40,504 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:16:40,505 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:16:40,505 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:16:40,506 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:16:40,506 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:16:40,506 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:16:40,507 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:16:40,507 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:16:40,507 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:16:40,507 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:16:40,508 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:16:40,508 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-13 23:16:40,508 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:16:40,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:16:40,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:16:40,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:16:42,256 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:16:42,257 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:16:42,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:16:42 BoogieIcfgContainer [2019-10-13 23:16:42,259 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:16:42,260 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:16:42,260 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:16:42,264 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:16:42,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:16:39" (1/3) ... [2019-10-13 23:16:42,265 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f37be91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:16:42, skipping insertion in model container [2019-10-13 23:16:42,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:40" (2/3) ... [2019-10-13 23:16:42,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f37be91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:16:42, skipping insertion in model container [2019-10-13 23:16:42,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:16:42" (3/3) ... [2019-10-13 23:16:42,269 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product13.cil.c [2019-10-13 23:16:42,279 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:16:42,291 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:16:42,303 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:16:42,340 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:16:42,341 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:16:42,341 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:16:42,341 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:16:42,342 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:16:42,342 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:16:42,342 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:16:42,342 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:16:42,374 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states. [2019-10-13 23:16:42,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-13 23:16:42,386 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:42,387 INFO L380 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] [2019-10-13 23:16:42,389 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:42,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:42,398 INFO L82 PathProgramCache]: Analyzing trace with hash 1523801224, now seen corresponding path program 1 times [2019-10-13 23:16:42,410 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:42,411 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543738647] [2019-10-13 23:16:42,411 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:42,412 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:42,413 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:42,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:42,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:42,889 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543738647] [2019-10-13 23:16:42,890 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:42,890 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:16:42,891 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920099767] [2019-10-13 23:16:42,896 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:16:42,896 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:42,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:16:42,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:16:42,915 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 2 states. [2019-10-13 23:16:42,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:42,983 INFO L93 Difference]: Finished difference Result 175 states and 210 transitions. [2019-10-13 23:16:42,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:16:42,985 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2019-10-13 23:16:42,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:42,999 INFO L225 Difference]: With dead ends: 175 [2019-10-13 23:16:42,999 INFO L226 Difference]: Without dead ends: 88 [2019-10-13 23:16:43,004 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:16:43,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2019-10-13 23:16:43,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2019-10-13 23:16:43,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2019-10-13 23:16:43,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 99 transitions. [2019-10-13 23:16:43,079 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 99 transitions. Word has length 42 [2019-10-13 23:16:43,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:43,079 INFO L462 AbstractCegarLoop]: Abstraction has 88 states and 99 transitions. [2019-10-13 23:16:43,080 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:16:43,080 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 99 transitions. [2019-10-13 23:16:43,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-13 23:16:43,085 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:43,085 INFO L380 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] [2019-10-13 23:16:43,085 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:43,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:43,086 INFO L82 PathProgramCache]: Analyzing trace with hash 1292164211, now seen corresponding path program 1 times [2019-10-13 23:16:43,087 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:43,087 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955482956] [2019-10-13 23:16:43,087 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:43,087 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:43,088 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:43,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:43,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:43,214 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955482956] [2019-10-13 23:16:43,214 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:43,215 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:16:43,215 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341485140] [2019-10-13 23:16:43,217 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:16:43,218 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:43,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:16:43,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:16:43,219 INFO L87 Difference]: Start difference. First operand 88 states and 99 transitions. Second operand 3 states. [2019-10-13 23:16:43,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:43,259 INFO L93 Difference]: Finished difference Result 133 states and 149 transitions. [2019-10-13 23:16:43,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:16:43,260 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-13 23:16:43,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:43,262 INFO L225 Difference]: With dead ends: 133 [2019-10-13 23:16:43,263 INFO L226 Difference]: Without dead ends: 80 [2019-10-13 23:16:43,266 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:16:43,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2019-10-13 23:16:43,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2019-10-13 23:16:43,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2019-10-13 23:16:43,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 88 transitions. [2019-10-13 23:16:43,287 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 88 transitions. Word has length 43 [2019-10-13 23:16:43,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:43,288 INFO L462 AbstractCegarLoop]: Abstraction has 80 states and 88 transitions. [2019-10-13 23:16:43,288 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:16:43,288 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 88 transitions. [2019-10-13 23:16:43,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-13 23:16:43,290 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:43,290 INFO L380 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] [2019-10-13 23:16:43,290 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:43,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:43,291 INFO L82 PathProgramCache]: Analyzing trace with hash 882587855, now seen corresponding path program 1 times [2019-10-13 23:16:43,291 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:43,291 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967003297] [2019-10-13 23:16:43,292 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:43,292 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:43,292 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:43,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:43,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:43,426 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967003297] [2019-10-13 23:16:43,427 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:43,427 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:16:43,431 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904163713] [2019-10-13 23:16:43,432 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:16:43,432 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:43,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:16:43,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:16:43,433 INFO L87 Difference]: Start difference. First operand 80 states and 88 transitions. Second operand 7 states. [2019-10-13 23:16:43,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:43,771 INFO L93 Difference]: Finished difference Result 138 states and 155 transitions. [2019-10-13 23:16:43,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:16:43,772 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 45 [2019-10-13 23:16:43,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:43,776 INFO L225 Difference]: With dead ends: 138 [2019-10-13 23:16:43,776 INFO L226 Difference]: Without dead ends: 80 [2019-10-13 23:16:43,778 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:16:43,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2019-10-13 23:16:43,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2019-10-13 23:16:43,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2019-10-13 23:16:43,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 87 transitions. [2019-10-13 23:16:43,795 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 87 transitions. Word has length 45 [2019-10-13 23:16:43,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:43,796 INFO L462 AbstractCegarLoop]: Abstraction has 80 states and 87 transitions. [2019-10-13 23:16:43,796 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:16:43,796 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 87 transitions. [2019-10-13 23:16:43,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-13 23:16:43,799 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:43,799 INFO L380 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] [2019-10-13 23:16:43,799 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:43,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:43,800 INFO L82 PathProgramCache]: Analyzing trace with hash -105078793, now seen corresponding path program 1 times [2019-10-13 23:16:43,800 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:43,800 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657252091] [2019-10-13 23:16:43,800 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:43,801 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:43,801 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:43,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:43,973 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657252091] [2019-10-13 23:16:43,973 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:43,974 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 23:16:43,974 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285855140] [2019-10-13 23:16:43,974 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 23:16:43,975 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:43,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 23:16:43,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:16:43,975 INFO L87 Difference]: Start difference. First operand 80 states and 87 transitions. Second operand 10 states. [2019-10-13 23:16:44,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:44,492 INFO L93 Difference]: Finished difference Result 237 states and 274 transitions. [2019-10-13 23:16:44,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 23:16:44,494 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 53 [2019-10-13 23:16:44,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:44,498 INFO L225 Difference]: With dead ends: 237 [2019-10-13 23:16:44,499 INFO L226 Difference]: Without dead ends: 179 [2019-10-13 23:16:44,500 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-10-13 23:16:44,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2019-10-13 23:16:44,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 171. [2019-10-13 23:16:44,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2019-10-13 23:16:44,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 192 transitions. [2019-10-13 23:16:44,557 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 192 transitions. Word has length 53 [2019-10-13 23:16:44,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:44,558 INFO L462 AbstractCegarLoop]: Abstraction has 171 states and 192 transitions. [2019-10-13 23:16:44,558 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 23:16:44,558 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 192 transitions. [2019-10-13 23:16:44,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-13 23:16:44,560 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:44,560 INFO L380 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] [2019-10-13 23:16:44,560 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:44,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:44,561 INFO L82 PathProgramCache]: Analyzing trace with hash -1219575620, now seen corresponding path program 1 times [2019-10-13 23:16:44,561 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:44,561 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555611204] [2019-10-13 23:16:44,561 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:44,562 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:44,562 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:44,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:44,667 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555611204] [2019-10-13 23:16:44,667 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:44,667 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:16:44,667 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92062714] [2019-10-13 23:16:44,668 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:16:44,668 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:44,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:16:44,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:16:44,669 INFO L87 Difference]: Start difference. First operand 171 states and 192 transitions. Second operand 3 states. [2019-10-13 23:16:44,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:44,688 INFO L93 Difference]: Finished difference Result 278 states and 320 transitions. [2019-10-13 23:16:44,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:16:44,689 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2019-10-13 23:16:44,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:44,691 INFO L225 Difference]: With dead ends: 278 [2019-10-13 23:16:44,691 INFO L226 Difference]: Without dead ends: 129 [2019-10-13 23:16:44,694 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:16:44,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2019-10-13 23:16:44,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2019-10-13 23:16:44,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2019-10-13 23:16:44,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 136 transitions. [2019-10-13 23:16:44,719 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 136 transitions. Word has length 56 [2019-10-13 23:16:44,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:44,719 INFO L462 AbstractCegarLoop]: Abstraction has 129 states and 136 transitions. [2019-10-13 23:16:44,719 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:16:44,719 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 136 transitions. [2019-10-13 23:16:44,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-10-13 23:16:44,724 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:44,724 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:16:44,724 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:44,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:44,725 INFO L82 PathProgramCache]: Analyzing trace with hash 191227944, now seen corresponding path program 1 times [2019-10-13 23:16:44,725 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:44,727 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267517761] [2019-10-13 23:16:44,727 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:44,728 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:44,728 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:45,053 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-13 23:16:45,054 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267517761] [2019-10-13 23:16:45,054 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [5467366] [2019-10-13 23:16:45,054 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:16:45,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:45,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 734 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-13 23:16:45,283 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 23:16:45,395 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-13 23:16:45,395 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 23:16:45,585 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-10-13 23:16:45,585 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-13 23:16:45,586 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [15] total 20 [2019-10-13 23:16:45,586 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437589348] [2019-10-13 23:16:45,587 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:16:45,587 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:45,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:16:45,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2019-10-13 23:16:45,588 INFO L87 Difference]: Start difference. First operand 129 states and 136 transitions. Second operand 7 states. [2019-10-13 23:16:45,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:45,800 INFO L93 Difference]: Finished difference Result 131 states and 138 transitions. [2019-10-13 23:16:45,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:16:45,801 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 87 [2019-10-13 23:16:45,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:45,802 INFO L225 Difference]: With dead ends: 131 [2019-10-13 23:16:45,802 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:16:45,803 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 177 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=401, Unknown=0, NotChecked=0, Total=462 [2019-10-13 23:16:45,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:16:45,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:16:45,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:16:45,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:16:45,804 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 87 [2019-10-13 23:16:45,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:45,805 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:16:45,805 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:16:45,805 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:16:45,805 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:16:46,013 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:16:46,018 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:16:46,760 INFO L443 ceAbstractionStarter]: For program point L225(lines 202 226) no Hoare annotation was computed. [2019-10-13 23:16:46,760 INFO L443 ceAbstractionStarter]: For program point L209(lines 209 213) no Hoare annotation was computed. [2019-10-13 23:16:46,760 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 224) no Hoare annotation was computed. [2019-10-13 23:16:46,760 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 178 233) no Hoare annotation was computed. [2019-10-13 23:16:46,761 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 178 233) no Hoare annotation was computed. [2019-10-13 23:16:46,761 INFO L443 ceAbstractionStarter]: For program point L286(lines 259 287) no Hoare annotation was computed. [2019-10-13 23:16:46,761 INFO L443 ceAbstractionStarter]: For program point L279(line 279) no Hoare annotation was computed. [2019-10-13 23:16:46,761 INFO L443 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2019-10-13 23:16:46,761 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 234 293) no Hoare annotation was computed. [2019-10-13 23:16:46,761 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 234 293) no Hoare annotation was computed. [2019-10-13 23:16:46,761 INFO L443 ceAbstractionStarter]: For program point L266(lines 266 270) no Hoare annotation was computed. [2019-10-13 23:16:46,762 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 234 293) no Hoare annotation was computed. [2019-10-13 23:16:46,762 INFO L443 ceAbstractionStarter]: For program point L260-2(lines 260 285) no Hoare annotation was computed. [2019-10-13 23:16:46,762 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 865 871) the Hoare annotation is: true [2019-10-13 23:16:46,762 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 865 871) no Hoare annotation was computed. [2019-10-13 23:16:46,762 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 872 880) no Hoare annotation was computed. [2019-10-13 23:16:46,762 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 872 880) the Hoare annotation is: true [2019-10-13 23:16:46,763 INFO L439 ceAbstractionStarter]: At program point L512(line 512) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:16:46,763 INFO L443 ceAbstractionStarter]: For program point L512-1(line 512) no Hoare annotation was computed. [2019-10-13 23:16:46,763 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 502 526) the Hoare annotation is: true [2019-10-13 23:16:46,763 INFO L443 ceAbstractionStarter]: For program point L510(lines 510 523) no Hoare annotation was computed. [2019-10-13 23:16:46,763 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 502 526) no Hoare annotation was computed. [2019-10-13 23:16:46,763 INFO L446 ceAbstractionStarter]: At program point L508(line 508) the Hoare annotation is: true [2019-10-13 23:16:46,764 INFO L443 ceAbstractionStarter]: For program point L508-1(line 508) no Hoare annotation was computed. [2019-10-13 23:16:46,764 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 502 526) no Hoare annotation was computed. [2019-10-13 23:16:46,764 INFO L439 ceAbstractionStarter]: At program point L516(line 516) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:46,764 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 520) no Hoare annotation was computed. [2019-10-13 23:16:46,764 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 606 628) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:46,765 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 606 628) no Hoare annotation was computed. [2019-10-13 23:16:46,765 INFO L439 ceAbstractionStarter]: At program point L618(line 618) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 1 ~waterLevel~0) (= main_~tmp~4 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:46,765 INFO L439 ceAbstractionStarter]: At program point L618-1(line 618) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 1 ~waterLevel~0) (= main_~tmp~4 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:46,765 INFO L443 ceAbstractionStarter]: For program point L616(lines 616 623) no Hoare annotation was computed. [2019-10-13 23:16:46,765 INFO L443 ceAbstractionStarter]: For program point L616-1(lines 616 623) no Hoare annotation was computed. [2019-10-13 23:16:46,765 INFO L443 ceAbstractionStarter]: For program point L614(line 614) no Hoare annotation was computed. [2019-10-13 23:16:46,766 INFO L439 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:46,766 INFO L439 ceAbstractionStarter]: At program point L612(line 612) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:46,766 INFO L439 ceAbstractionStarter]: At program point L612-1(line 612) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:46,766 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-10-13 23:16:46,766 INFO L443 ceAbstractionStarter]: For program point L576(line 576) no Hoare annotation was computed. [2019-10-13 23:16:46,766 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 561 584) no Hoare annotation was computed. [2019-10-13 23:16:46,766 INFO L443 ceAbstractionStarter]: For program point L575(line 575) no Hoare annotation was computed. [2019-10-13 23:16:46,767 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-10-13 23:16:46,767 INFO L443 ceAbstractionStarter]: For program point L573(line 573) no Hoare annotation was computed. [2019-10-13 23:16:46,767 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 561 584) no Hoare annotation was computed. [2019-10-13 23:16:46,767 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-10-13 23:16:46,767 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 561 584) no Hoare annotation was computed. [2019-10-13 23:16:46,767 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-10-13 23:16:46,768 INFO L443 ceAbstractionStarter]: For program point L570(line 570) no Hoare annotation was computed. [2019-10-13 23:16:46,768 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-10-13 23:16:46,768 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-10-13 23:16:46,768 INFO L443 ceAbstractionStarter]: For program point L567(line 567) no Hoare annotation was computed. [2019-10-13 23:16:46,768 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-10-13 23:16:46,768 INFO L443 ceAbstractionStarter]: For program point L579(line 579) no Hoare annotation was computed. [2019-10-13 23:16:46,768 INFO L443 ceAbstractionStarter]: For program point L578(line 578) no Hoare annotation was computed. [2019-10-13 23:16:46,769 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 659 665) no Hoare annotation was computed. [2019-10-13 23:16:46,769 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 659 665) the Hoare annotation is: true [2019-10-13 23:16:46,769 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 692 699) no Hoare annotation was computed. [2019-10-13 23:16:46,769 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 692 699) no Hoare annotation was computed. [2019-10-13 23:16:46,769 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 736 744) no Hoare annotation was computed. [2019-10-13 23:16:46,769 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 736 744) the Hoare annotation is: true [2019-10-13 23:16:46,769 INFO L443 ceAbstractionStarter]: For program point L775(line 775) no Hoare annotation was computed. [2019-10-13 23:16:46,770 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 745 780) no Hoare annotation was computed. [2019-10-13 23:16:46,770 INFO L443 ceAbstractionStarter]: For program point L775-1(line 775) no Hoare annotation was computed. [2019-10-13 23:16:46,770 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 745 780) no Hoare annotation was computed. [2019-10-13 23:16:46,770 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 858 864) no Hoare annotation was computed. [2019-10-13 23:16:46,770 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 858 864) the Hoare annotation is: true [2019-10-13 23:16:46,770 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 132 177) no Hoare annotation was computed. [2019-10-13 23:16:46,770 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 132 177) no Hoare annotation was computed. [2019-10-13 23:16:46,771 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 445 490) no Hoare annotation was computed. [2019-10-13 23:16:46,771 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 445 490) no Hoare annotation was computed. [2019-10-13 23:16:46,771 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 593 602) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:46,771 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 593 602) no Hoare annotation was computed. [2019-10-13 23:16:46,771 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 593 602) no Hoare annotation was computed. [2019-10-13 23:16:46,771 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 725 735) the Hoare annotation is: true [2019-10-13 23:16:46,772 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 725 735) no Hoare annotation was computed. [2019-10-13 23:16:46,772 INFO L446 ceAbstractionStarter]: At program point L730(line 730) the Hoare annotation is: true [2019-10-13 23:16:46,772 INFO L443 ceAbstractionStarter]: For program point L730-1(line 730) no Hoare annotation was computed. [2019-10-13 23:16:46,772 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 717 724) the Hoare annotation is: true [2019-10-13 23:16:46,772 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 717 724) no Hoare annotation was computed. [2019-10-13 23:16:46,773 INFO L439 ceAbstractionStarter]: At program point L673(line 673) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:46,773 INFO L443 ceAbstractionStarter]: For program point L673-1(line 673) no Hoare annotation was computed. [2019-10-13 23:16:46,773 INFO L443 ceAbstractionStarter]: For program point L671(lines 671 688) no Hoare annotation was computed. [2019-10-13 23:16:46,773 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 667 691) no Hoare annotation was computed. [2019-10-13 23:16:46,773 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 667 691) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-13 23:16:46,773 INFO L439 ceAbstractionStarter]: At program point L686(line 686) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-13 23:16:46,774 INFO L443 ceAbstractionStarter]: For program point L686-1(lines 667 691) no Hoare annotation was computed. [2019-10-13 23:16:46,774 INFO L439 ceAbstractionStarter]: At program point L681(line 681) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:46,774 INFO L439 ceAbstractionStarter]: At program point L677(line 677) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:46,774 INFO L443 ceAbstractionStarter]: For program point L675(lines 675 683) no Hoare annotation was computed. [2019-10-13 23:16:46,774 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 782 845) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:46,775 INFO L439 ceAbstractionStarter]: At program point L828-2(lines 822 833) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:46,775 INFO L443 ceAbstractionStarter]: For program point L793(lines 792 837) no Hoare annotation was computed. [2019-10-13 23:16:46,775 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 782 845) no Hoare annotation was computed. [2019-10-13 23:16:46,775 INFO L439 ceAbstractionStarter]: At program point L814(line 814) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:46,775 INFO L443 ceAbstractionStarter]: For program point L812(lines 812 818) no Hoare annotation was computed. [2019-10-13 23:16:46,775 INFO L443 ceAbstractionStarter]: For program point L812-1(lines 812 818) no Hoare annotation was computed. [2019-10-13 23:16:46,776 INFO L439 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:46,776 INFO L439 ceAbstractionStarter]: At program point L835(lines 792 837) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:46,776 INFO L443 ceAbstractionStarter]: For program point L802(lines 802 808) no Hoare annotation was computed. [2019-10-13 23:16:46,776 INFO L443 ceAbstractionStarter]: For program point L802-1(lines 802 808) no Hoare annotation was computed. [2019-10-13 23:16:46,776 INFO L439 ceAbstractionStarter]: At program point L838(lines 791 839) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:46,776 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 782 845) no Hoare annotation was computed. [2019-10-13 23:16:46,777 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 399 444) no Hoare annotation was computed. [2019-10-13 23:16:46,777 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 399 444) no Hoare annotation was computed. [2019-10-13 23:16:46,777 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2019-10-13 23:16:46,777 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2019-10-13 23:16:46,777 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 324) no Hoare annotation was computed. [2019-10-13 23:16:46,777 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 296 398) no Hoare annotation was computed. [2019-10-13 23:16:46,778 INFO L443 ceAbstractionStarter]: For program point L345-2(lines 345 365) no Hoare annotation was computed. [2019-10-13 23:16:46,778 INFO L443 ceAbstractionStarter]: For program point L366(lines 344 367) no Hoare annotation was computed. [2019-10-13 23:16:46,778 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 296 398) no Hoare annotation was computed. [2019-10-13 23:16:46,778 INFO L443 ceAbstractionStarter]: For program point L325(lines 325 341) no Hoare annotation was computed. [2019-10-13 23:16:46,778 INFO L443 ceAbstractionStarter]: For program point L346(lines 345 365) no Hoare annotation was computed. [2019-10-13 23:16:46,778 INFO L443 ceAbstractionStarter]: For program point L377(line 377) no Hoare annotation was computed. [2019-10-13 23:16:46,778 INFO L443 ceAbstractionStarter]: For program point L377-1(line 377) no Hoare annotation was computed. [2019-10-13 23:16:46,779 INFO L443 ceAbstractionStarter]: For program point L342(lines 342 383) no Hoare annotation was computed. [2019-10-13 23:16:46,779 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 296 398) no Hoare annotation was computed. [2019-10-13 23:16:46,779 INFO L443 ceAbstractionStarter]: For program point L361(line 361) no Hoare annotation was computed. [2019-10-13 23:16:46,779 INFO L443 ceAbstractionStarter]: For program point L361-1(line 361) no Hoare annotation was computed. [2019-10-13 23:16:46,779 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 848 857) no Hoare annotation was computed. [2019-10-13 23:16:46,779 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 848 857) no Hoare annotation was computed. [2019-10-13 23:16:46,779 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:16:46,780 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:46,780 INFO L443 ceAbstractionStarter]: For program point L705(line 705) no Hoare annotation was computed. [2019-10-13 23:16:46,780 INFO L443 ceAbstractionStarter]: For program point L705-1(line 705) no Hoare annotation was computed. [2019-10-13 23:16:46,780 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 700 716) no Hoare annotation was computed. [2019-10-13 23:16:46,780 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 700 716) no Hoare annotation was computed. [2019-10-13 23:16:46,780 INFO L443 ceAbstractionStarter]: For program point L711(line 711) no Hoare annotation was computed. [2019-10-13 23:16:46,780 INFO L443 ceAbstractionStarter]: For program point L711-1(lines 700 716) no Hoare annotation was computed. [2019-10-13 23:16:46,781 INFO L443 ceAbstractionStarter]: For program point L707(lines 707 713) no Hoare annotation was computed. [2019-10-13 23:16:46,781 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2019-10-13 23:16:46,781 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2019-10-13 23:16:46,781 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2019-10-13 23:16:46,781 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2019-10-13 23:16:46,782 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:46,782 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:16:46,782 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2019-10-13 23:16:46,782 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2019-10-13 23:16:46,782 INFO L439 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:46,782 INFO L443 ceAbstractionStarter]: For program point L639(lines 638 657) no Hoare annotation was computed. [2019-10-13 23:16:46,783 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 635 658) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-13 23:16:46,783 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 635 658) no Hoare annotation was computed. [2019-10-13 23:16:46,783 INFO L439 ceAbstractionStarter]: At program point L648(line 648) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-13 23:16:46,783 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 635 658) no Hoare annotation was computed. [2019-10-13 23:16:46,784 INFO L439 ceAbstractionStarter]: At program point L646(lines 646 652) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-13 23:16:46,784 INFO L443 ceAbstractionStarter]: For program point L544(lines 544 548) no Hoare annotation was computed. [2019-10-13 23:16:46,784 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 530 559) no Hoare annotation was computed. [2019-10-13 23:16:46,784 INFO L446 ceAbstractionStarter]: At program point L544-1(lines 544 548) the Hoare annotation is: true [2019-10-13 23:16:46,784 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 530 559) the Hoare annotation is: true [2019-10-13 23:16:46,784 INFO L446 ceAbstractionStarter]: At program point L540-2(lines 540 554) the Hoare annotation is: true [2019-10-13 23:16:46,785 INFO L446 ceAbstractionStarter]: At program point L536(line 536) the Hoare annotation is: true [2019-10-13 23:16:46,785 INFO L443 ceAbstractionStarter]: For program point L536-1(line 536) no Hoare annotation was computed. [2019-10-13 23:16:46,785 INFO L446 ceAbstractionStarter]: At program point L555(lines 530 559) the Hoare annotation is: true [2019-10-13 23:16:46,785 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-10-13 23:16:46,785 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2019-10-13 23:16:46,785 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2019-10-13 23:16:46,786 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 585 591) no Hoare annotation was computed. [2019-10-13 23:16:46,786 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 585 591) the Hoare annotation is: true [2019-10-13 23:16:46,786 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:46,786 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-13 23:16:46,786 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:16:46,786 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:16:46,787 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2019-10-13 23:16:46,787 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:46,787 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 492 499) the Hoare annotation is: true [2019-10-13 23:16:46,787 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2019-10-13 23:16:46,787 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 492 499) no Hoare annotation was computed. [2019-10-13 23:16:46,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:16:46 BoogieIcfgContainer [2019-10-13 23:16:46,803 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:16:46,806 INFO L168 Benchmark]: Toolchain (without parser) took 7206.04 ms. Allocated memory was 138.4 MB in the beginning and 286.3 MB in the end (delta: 147.8 MB). Free memory was 100.8 MB in the beginning and 90.1 MB in the end (delta: 10.8 MB). Peak memory consumption was 158.6 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:46,806 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory is still 120.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-13 23:16:46,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 698.83 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.8 MB in the beginning and 170.8 MB in the end (delta: -70.0 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:46,808 INFO L168 Benchmark]: Boogie Preprocessor took 101.86 ms. Allocated memory is still 202.4 MB. Free memory was 170.8 MB in the beginning and 166.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:46,810 INFO L168 Benchmark]: RCFGBuilder took 1856.25 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 166.9 MB in the beginning and 155.3 MB in the end (delta: 11.7 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:46,811 INFO L168 Benchmark]: TraceAbstraction took 4542.57 ms. Allocated memory was 235.9 MB in the beginning and 286.3 MB in the end (delta: 50.3 MB). Free memory was 155.3 MB in the beginning and 90.1 MB in the end (delta: 65.2 MB). Peak memory consumption was 115.5 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:46,815 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory is still 120.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 698.83 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.8 MB in the beginning and 170.8 MB in the end (delta: -70.0 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.86 ms. Allocated memory is still 202.4 MB. Free memory was 170.8 MB in the beginning and 166.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1856.25 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 166.9 MB in the beginning and 155.3 MB in the end (delta: 11.7 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4542.57 ms. Allocated memory was 235.9 MB in the beginning and 286.3 MB in the end (delta: 50.3 MB). Free memory was 155.3 MB in the beginning and 90.1 MB in the end (delta: 65.2 MB). Peak memory consumption was 115.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 496]: 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: 530]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || (0 == splverifierCounter && pumpRunning == 0) - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 167 locations, 1 error locations. Result: SAFE, OverallTime: 4.4s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 508 SDtfs, 282 SDslu, 1053 SDs, 0 SdLazy, 404 SolverSat, 25 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 244 GetRequests, 195 SyntacticMatches, 2 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=171occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 260 PreInvPairs, 278 NumberOfFragments, 524 HoareAnnotationTreeSize, 260 FomulaSimplifications, 119 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 49 FomulaSimplificationsInter, 804 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 413 NumberOfCodeBlocks, 413 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 492 ConstructedInterpolants, 0 QuantifiedInterpolants, 60582 SizeOfPredicates, 2 NumberOfNonLiveVariables, 734 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 66/81 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...