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_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 15:19:01,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 15:19:01,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 15:19:01,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 15:19:01,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 15:19:01,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 15:19:01,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 15:19:01,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 15:19:01,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 15:19:01,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 15:19:01,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 15:19:01,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 15:19:01,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 15:19:01,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 15:19:01,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 15:19:01,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 15:19:01,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 15:19:01,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 15:19:01,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 15:19:01,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 15:19:01,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 15:19:01,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 15:19:01,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 15:19:01,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 15:19:01,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 15:19:01,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 15:19:01,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 15:19:01,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 15:19:01,388 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 15:19:01,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 15:19:01,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 15:19:01,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 15:19:01,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 15:19:01,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 15:19:01,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 15:19:01,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 15:19:01,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 15:19:01,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 15:19:01,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 15:19:01,395 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 15:19:01,396 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 15:19:01,396 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 [2019-10-07 15:19:01,410 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 15:19:01,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 15:19:01,411 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 15:19:01,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 15:19:01,412 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 15:19:01,412 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 15:19:01,412 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 15:19:01,413 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 15:19:01,413 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 15:19:01,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 15:19:01,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 15:19:01,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 15:19:01,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 15:19:01,414 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 15:19:01,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 15:19:01,414 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 15:19:01,414 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 15:19:01,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 15:19:01,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 15:19:01,415 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 15:19:01,415 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 15:19:01,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 15:19:01,416 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 15:19:01,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 15:19:01,416 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 15:19:01,416 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 15:19:01,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 15:19:01,417 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 15:19:01,417 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 [2019-10-07 15:19:01,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 15:19:01,703 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 15:19:01,707 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 15:19:01,708 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 15:19:01,709 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 15:19:01,709 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2019-10-07 15:19:01,780 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5971f80da/5e6fe3081efe4b34b9fb93e5c0e92395/FLAGbac618387 [2019-10-07 15:19:02,330 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 15:19:02,331 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2019-10-07 15:19:02,358 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5971f80da/5e6fe3081efe4b34b9fb93e5c0e92395/FLAGbac618387 [2019-10-07 15:19:02,645 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5971f80da/5e6fe3081efe4b34b9fb93e5c0e92395 [2019-10-07 15:19:02,655 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 15:19:02,657 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 15:19:02,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 15:19:02,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 15:19:02,662 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 15:19:02,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:19:02" (1/1) ... [2019-10-07 15:19:02,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@120087b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:02, skipping insertion in model container [2019-10-07 15:19:02,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:19:02" (1/1) ... [2019-10-07 15:19:02,673 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 15:19:02,735 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 15:19:03,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:19:03,205 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 15:19:03,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:19:03,316 INFO L192 MainTranslator]: Completed translation [2019-10-07 15:19:03,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:03 WrapperNode [2019-10-07 15:19:03,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 15:19:03,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 15:19:03,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 15:19:03,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 15:19:03,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:03" (1/1) ... [2019-10-07 15:19:03,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:03" (1/1) ... [2019-10-07 15:19:03,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:03" (1/1) ... [2019-10-07 15:19:03,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:03" (1/1) ... [2019-10-07 15:19:03,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:03" (1/1) ... [2019-10-07 15:19:03,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:03" (1/1) ... [2019-10-07 15:19:03,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:03" (1/1) ... [2019-10-07 15:19:03,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 15:19:03,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 15:19:03,411 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 15:19:03,411 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 15:19:03,412 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:03" (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 [2019-10-07 15:19:03,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 15:19:03,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 15:19:03,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-07 15:19:03,497 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-07 15:19:03,497 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-07 15:19:03,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-07 15:19:03,500 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-07 15:19:03,500 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-07 15:19:03,500 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-07 15:19:03,500 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-07 15:19:03,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-07 15:19:03,501 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-07 15:19:03,502 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-07 15:19:03,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-07 15:19:03,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-07 15:19:03,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-07 15:19:03,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-07 15:19:03,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-07 15:19:03,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-07 15:19:03,505 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-07 15:19:03,505 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-07 15:19:03,505 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-07 15:19:03,505 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-07 15:19:03,506 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-07 15:19:03,506 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-07 15:19:03,506 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-07 15:19:03,506 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-07 15:19:03,506 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-07 15:19:03,507 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-07 15:19:03,507 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-07 15:19:03,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-07 15:19:03,507 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-07 15:19:03,507 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-07 15:19:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-07 15:19:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-07 15:19:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 15:19:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-07 15:19:03,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 15:19:03,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 15:19:03,508 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-07 15:19:03,509 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-07 15:19:03,509 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-07 15:19:03,509 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-07 15:19:03,509 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-07 15:19:03,509 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-07 15:19:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-07 15:19:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-07 15:19:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-07 15:19:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-07 15:19:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-07 15:19:03,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 15:19:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-07 15:19:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 15:19:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 15:19:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-07 15:19:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 15:19:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 15:19:03,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 15:19:03,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 15:19:03,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-07 15:19:03,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 15:19:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-07 15:19:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-07 15:19:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 15:19:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-07 15:19:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-07 15:19:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-07 15:19:03,513 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-07 15:19:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-07 15:19:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-07 15:19:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-07 15:19:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-07 15:19:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-07 15:19:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-07 15:19:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-07 15:19:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-07 15:19:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-07 15:19:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-07 15:19:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-07 15:19:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-07 15:19:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-07 15:19:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-07 15:19:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-07 15:19:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-07 15:19:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 15:19:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 15:19:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 15:19:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 15:19:04,956 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 15:19:04,956 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-07 15:19:04,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:19:04 BoogieIcfgContainer [2019-10-07 15:19:04,958 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 15:19:04,959 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 15:19:04,959 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 15:19:04,962 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 15:19:04,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 03:19:02" (1/3) ... [2019-10-07 15:19:04,963 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fc168c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:19:04, skipping insertion in model container [2019-10-07 15:19:04,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:03" (2/3) ... [2019-10-07 15:19:04,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fc168c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:19:04, skipping insertion in model container [2019-10-07 15:19:04,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:19:04" (3/3) ... [2019-10-07 15:19:04,966 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product14.cil.c [2019-10-07 15:19:04,975 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 15:19:04,983 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 15:19:04,995 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 15:19:05,021 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 15:19:05,021 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 15:19:05,021 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 15:19:05,021 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 15:19:05,022 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 15:19:05,022 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 15:19:05,022 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 15:19:05,022 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 15:19:05,043 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states. [2019-10-07 15:19:05,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-07 15:19:05,051 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:19:05,052 INFO L385 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] [2019-10-07 15:19:05,054 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:19:05,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:19:05,060 INFO L82 PathProgramCache]: Analyzing trace with hash -883191575, now seen corresponding path program 1 times [2019-10-07 15:19:05,069 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:19:05,069 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:05,070 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:05,070 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:05,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:19:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:19:05,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:19:05,453 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:05,453 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:19:05,454 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-07 15:19:05,458 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-07 15:19:05,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-07 15:19:05,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 15:19:05,475 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 2 states. [2019-10-07 15:19:05,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:19:05,512 INFO L93 Difference]: Finished difference Result 183 states and 220 transitions. [2019-10-07 15:19:05,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-07 15:19:05,514 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2019-10-07 15:19:05,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:19:05,526 INFO L225 Difference]: With dead ends: 183 [2019-10-07 15:19:05,527 INFO L226 Difference]: Without dead ends: 92 [2019-10-07 15:19:05,531 INFO L606 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 [2019-10-07 15:19:05,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2019-10-07 15:19:05,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2019-10-07 15:19:05,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2019-10-07 15:19:05,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 104 transitions. [2019-10-07 15:19:05,587 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 104 transitions. Word has length 42 [2019-10-07 15:19:05,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:19:05,588 INFO L462 AbstractCegarLoop]: Abstraction has 92 states and 104 transitions. [2019-10-07 15:19:05,588 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-07 15:19:05,588 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2019-10-07 15:19:05,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-07 15:19:05,592 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:19:05,592 INFO L385 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] [2019-10-07 15:19:05,592 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:19:05,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:19:05,593 INFO L82 PathProgramCache]: Analyzing trace with hash 1426488602, now seen corresponding path program 1 times [2019-10-07 15:19:05,593 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:19:05,593 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:05,593 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:05,594 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:05,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:19:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:19:05,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:19:05,770 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:05,770 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:19:05,771 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 15:19:05,773 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 15:19:05,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 15:19:05,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:19:05,775 INFO L87 Difference]: Start difference. First operand 92 states and 104 transitions. Second operand 3 states. [2019-10-07 15:19:05,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:19:05,814 INFO L93 Difference]: Finished difference Result 137 states and 154 transitions. [2019-10-07 15:19:05,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 15:19:05,815 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-07 15:19:05,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:19:05,817 INFO L225 Difference]: With dead ends: 137 [2019-10-07 15:19:05,818 INFO L226 Difference]: Without dead ends: 84 [2019-10-07 15:19:05,821 INFO L606 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 [2019-10-07 15:19:05,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2019-10-07 15:19:05,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2019-10-07 15:19:05,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2019-10-07 15:19:05,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 93 transitions. [2019-10-07 15:19:05,846 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 93 transitions. Word has length 43 [2019-10-07 15:19:05,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:19:05,848 INFO L462 AbstractCegarLoop]: Abstraction has 84 states and 93 transitions. [2019-10-07 15:19:05,848 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 15:19:05,849 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 93 transitions. [2019-10-07 15:19:05,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-07 15:19:05,853 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:19:05,853 INFO L385 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] [2019-10-07 15:19:05,853 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:19:05,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:19:05,854 INFO L82 PathProgramCache]: Analyzing trace with hash 1014678952, now seen corresponding path program 1 times [2019-10-07 15:19:05,855 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:19:05,855 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:05,855 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:05,855 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:05,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:19:05,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:19:06,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:19:06,053 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:06,053 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:19:06,054 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:19:06,054 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:19:06,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:19:06,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:19:06,055 INFO L87 Difference]: Start difference. First operand 84 states and 93 transitions. Second operand 7 states. [2019-10-07 15:19:06,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:19:06,354 INFO L93 Difference]: Finished difference Result 146 states and 165 transitions. [2019-10-07 15:19:06,354 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 15:19:06,354 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2019-10-07 15:19:06,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:19:06,356 INFO L225 Difference]: With dead ends: 146 [2019-10-07 15:19:06,356 INFO L226 Difference]: Without dead ends: 84 [2019-10-07 15:19:06,357 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-07 15:19:06,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2019-10-07 15:19:06,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2019-10-07 15:19:06,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2019-10-07 15:19:06,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 92 transitions. [2019-10-07 15:19:06,367 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 92 transitions. Word has length 46 [2019-10-07 15:19:06,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:19:06,367 INFO L462 AbstractCegarLoop]: Abstraction has 84 states and 92 transitions. [2019-10-07 15:19:06,368 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:19:06,368 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 92 transitions. [2019-10-07 15:19:06,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-07 15:19:06,369 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:19:06,370 INFO L385 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] [2019-10-07 15:19:06,370 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:19:06,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:19:06,370 INFO L82 PathProgramCache]: Analyzing trace with hash 160418003, now seen corresponding path program 1 times [2019-10-07 15:19:06,371 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:19:06,371 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:06,371 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:06,371 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:06,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:19:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:19:06,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:19:06,519 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:06,519 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:19:06,519 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-07 15:19:06,520 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-07 15:19:06,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-07 15:19:06,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-07 15:19:06,521 INFO L87 Difference]: Start difference. First operand 84 states and 92 transitions. Second operand 10 states. [2019-10-07 15:19:07,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:19:07,018 INFO L93 Difference]: Finished difference Result 253 states and 294 transitions. [2019-10-07 15:19:07,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-07 15:19:07,019 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 54 [2019-10-07 15:19:07,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:19:07,023 INFO L225 Difference]: With dead ends: 253 [2019-10-07 15:19:07,023 INFO L226 Difference]: Without dead ends: 191 [2019-10-07 15:19:07,024 INFO L606 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 [2019-10-07 15:19:07,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2019-10-07 15:19:07,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 183. [2019-10-07 15:19:07,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2019-10-07 15:19:07,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 207 transitions. [2019-10-07 15:19:07,056 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 207 transitions. Word has length 54 [2019-10-07 15:19:07,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:19:07,056 INFO L462 AbstractCegarLoop]: Abstraction has 183 states and 207 transitions. [2019-10-07 15:19:07,057 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-07 15:19:07,057 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 207 transitions. [2019-10-07 15:19:07,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-07 15:19:07,059 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:19:07,059 INFO L385 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] [2019-10-07 15:19:07,059 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:19:07,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:19:07,060 INFO L82 PathProgramCache]: Analyzing trace with hash -223743297, now seen corresponding path program 1 times [2019-10-07 15:19:07,060 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:19:07,060 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:07,060 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:07,060 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:07,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:19:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:19:07,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:19:07,135 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:07,136 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:19:07,136 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 15:19:07,136 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 15:19:07,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 15:19:07,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:19:07,137 INFO L87 Difference]: Start difference. First operand 183 states and 207 transitions. Second operand 3 states. [2019-10-07 15:19:07,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:19:07,152 INFO L93 Difference]: Finished difference Result 302 states and 350 transitions. [2019-10-07 15:19:07,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 15:19:07,152 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2019-10-07 15:19:07,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:19:07,154 INFO L225 Difference]: With dead ends: 302 [2019-10-07 15:19:07,154 INFO L226 Difference]: Without dead ends: 141 [2019-10-07 15:19:07,156 INFO L606 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 [2019-10-07 15:19:07,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2019-10-07 15:19:07,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2019-10-07 15:19:07,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2019-10-07 15:19:07,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 151 transitions. [2019-10-07 15:19:07,197 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 151 transitions. Word has length 57 [2019-10-07 15:19:07,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:19:07,197 INFO L462 AbstractCegarLoop]: Abstraction has 141 states and 151 transitions. [2019-10-07 15:19:07,197 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 15:19:07,198 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 151 transitions. [2019-10-07 15:19:07,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-07 15:19:07,204 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:19:07,204 INFO L385 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, 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] [2019-10-07 15:19:07,204 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:19:07,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:19:07,205 INFO L82 PathProgramCache]: Analyzing trace with hash 590284886, now seen corresponding path program 1 times [2019-10-07 15:19:07,205 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:19:07,206 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:07,206 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:07,206 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:07,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:19:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:19:07,450 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-07 15:19:07,450 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:07,450 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 15:19:07,450 INFO L95 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 [2019-10-07 15:19:07,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:19:07,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-07 15:19:07,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 15:19:07,765 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-07 15:19:07,766 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 15:19:07,950 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 15:19:07,951 INFO L211 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-07 15:19:07,951 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [15] total 20 [2019-10-07 15:19:07,952 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:19:07,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:19:07,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2019-10-07 15:19:07,953 INFO L87 Difference]: Start difference. First operand 141 states and 151 transitions. Second operand 7 states. [2019-10-07 15:19:08,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:19:08,133 INFO L93 Difference]: Finished difference Result 143 states and 153 transitions. [2019-10-07 15:19:08,133 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 15:19:08,133 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2019-10-07 15:19:08,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:19:08,134 INFO L225 Difference]: With dead ends: 143 [2019-10-07 15:19:08,134 INFO L226 Difference]: Without dead ends: 0 [2019-10-07 15:19:08,135 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 181 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=401, Unknown=0, NotChecked=0, Total=462 [2019-10-07 15:19:08,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-07 15:19:08,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-07 15:19:08,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-07 15:19:08,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-07 15:19:08,136 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 89 [2019-10-07 15:19:08,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:19:08,137 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-07 15:19:08,137 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:19:08,137 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-07 15:19:08,137 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-07 15:19:08,342 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 15:19:08,348 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-07 15:19:09,072 INFO L443 ceAbstractionStarter]: For program point L247(lines 247 251) no Hoare annotation was computed. [2019-10-07 15:19:09,072 INFO L443 ceAbstractionStarter]: For program point L241-2(lines 241 262) no Hoare annotation was computed. [2019-10-07 15:19:09,072 INFO L443 ceAbstractionStarter]: For program point L263(lines 240 264) no Hoare annotation was computed. [2019-10-07 15:19:09,073 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 216 271) no Hoare annotation was computed. [2019-10-07 15:19:09,073 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 216 271) no Hoare annotation was computed. [2019-10-07 15:19:09,073 INFO L443 ceAbstractionStarter]: For program point L317(line 317) no Hoare annotation was computed. [2019-10-07 15:19:09,073 INFO L443 ceAbstractionStarter]: For program point L317-1(line 317) no Hoare annotation was computed. [2019-10-07 15:19:09,073 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 272 331) no Hoare annotation was computed. [2019-10-07 15:19:09,073 INFO L443 ceAbstractionStarter]: For program point L304(lines 304 308) no Hoare annotation was computed. [2019-10-07 15:19:09,074 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 272 331) no Hoare annotation was computed. [2019-10-07 15:19:09,074 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 272 331) no Hoare annotation was computed. [2019-10-07 15:19:09,074 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 323) no Hoare annotation was computed. [2019-10-07 15:19:09,074 INFO L443 ceAbstractionStarter]: For program point L324(lines 297 325) no Hoare annotation was computed. [2019-10-07 15:19:09,074 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-07 15:19:09,075 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-07 15:19:09,075 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-07 15:19:09,075 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-07 15:19:09,075 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 868 892) the Hoare annotation is: true [2019-10-07 15:19:09,075 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 868 892) no Hoare annotation was computed. [2019-10-07 15:19:09,076 INFO L439 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-07 15:19:09,076 INFO L443 ceAbstractionStarter]: For program point L880(lines 880 886) no Hoare annotation was computed. [2019-10-07 15:19:09,076 INFO L439 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:19:09,076 INFO L443 ceAbstractionStarter]: For program point L878-1(line 878) no Hoare annotation was computed. [2019-10-07 15:19:09,077 INFO L443 ceAbstractionStarter]: For program point L876(lines 876 889) no Hoare annotation was computed. [2019-10-07 15:19:09,077 INFO L443 ceAbstractionStarter]: For program point L876-1(lines 868 892) no Hoare annotation was computed. [2019-10-07 15:19:09,077 INFO L446 ceAbstractionStarter]: At program point L874(line 874) the Hoare annotation is: true [2019-10-07 15:19:09,077 INFO L443 ceAbstractionStarter]: For program point L874-1(line 874) no Hoare annotation was computed. [2019-10-07 15:19:09,077 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 844 866) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:09,077 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 844 866) no Hoare annotation was computed. [2019-10-07 15:19:09,078 INFO L439 ceAbstractionStarter]: At program point L856(line 856) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= main_~tmp~6 ~systemActive~0) (= main_~tmp~6 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:09,078 INFO L439 ceAbstractionStarter]: At program point L856-1(line 856) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= main_~tmp~6 ~systemActive~0) (= main_~tmp~6 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:09,078 INFO L443 ceAbstractionStarter]: For program point L854(lines 854 861) no Hoare annotation was computed. [2019-10-07 15:19:09,078 INFO L443 ceAbstractionStarter]: For program point L854-1(lines 854 861) no Hoare annotation was computed. [2019-10-07 15:19:09,078 INFO L443 ceAbstractionStarter]: For program point L852(line 852) no Hoare annotation was computed. [2019-10-07 15:19:09,079 INFO L439 ceAbstractionStarter]: At program point L851(line 851) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:09,079 INFO L439 ceAbstractionStarter]: At program point L850(line 850) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:09,079 INFO L439 ceAbstractionStarter]: At program point L850-1(line 850) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:09,079 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 803 826) no Hoare annotation was computed. [2019-10-07 15:19:09,080 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 803 826) no Hoare annotation was computed. [2019-10-07 15:19:09,080 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 803 826) no Hoare annotation was computed. [2019-10-07 15:19:09,080 INFO L443 ceAbstractionStarter]: For program point L821(line 821) no Hoare annotation was computed. [2019-10-07 15:19:09,080 INFO L443 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2019-10-07 15:19:09,080 INFO L443 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2019-10-07 15:19:09,080 INFO L443 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2019-10-07 15:19:09,081 INFO L443 ceAbstractionStarter]: For program point L817(line 817) no Hoare annotation was computed. [2019-10-07 15:19:09,081 INFO L443 ceAbstractionStarter]: For program point L816(line 816) no Hoare annotation was computed. [2019-10-07 15:19:09,081 INFO L443 ceAbstractionStarter]: For program point L815(line 815) no Hoare annotation was computed. [2019-10-07 15:19:09,081 INFO L443 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2019-10-07 15:19:09,081 INFO L443 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2019-10-07 15:19:09,081 INFO L443 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2019-10-07 15:19:09,082 INFO L443 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2019-10-07 15:19:09,082 INFO L443 ceAbstractionStarter]: For program point L810(line 810) no Hoare annotation was computed. [2019-10-07 15:19:09,082 INFO L443 ceAbstractionStarter]: For program point L809(line 809) no Hoare annotation was computed. [2019-10-07 15:19:09,082 INFO L443 ceAbstractionStarter]: For program point L808(line 808) no Hoare annotation was computed. [2019-10-07 15:19:09,082 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 632 638) no Hoare annotation was computed. [2019-10-07 15:19:09,082 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 632 638) the Hoare annotation is: true [2019-10-07 15:19:09,083 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 665 672) no Hoare annotation was computed. [2019-10-07 15:19:09,083 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 665 672) no Hoare annotation was computed. [2019-10-07 15:19:09,083 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 709 717) no Hoare annotation was computed. [2019-10-07 15:19:09,083 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 709 717) the Hoare annotation is: true [2019-10-07 15:19:09,083 INFO L443 ceAbstractionStarter]: For program point L748(line 748) no Hoare annotation was computed. [2019-10-07 15:19:09,083 INFO L443 ceAbstractionStarter]: For program point L748-1(line 748) no Hoare annotation was computed. [2019-10-07 15:19:09,084 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 718 753) no Hoare annotation was computed. [2019-10-07 15:19:09,084 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 718 753) no Hoare annotation was computed. [2019-10-07 15:19:09,084 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-07 15:19:09,084 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-07 15:19:09,084 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 170 215) no Hoare annotation was computed. [2019-10-07 15:19:09,084 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 170 215) no Hoare annotation was computed. [2019-10-07 15:19:09,085 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 483 528) no Hoare annotation was computed. [2019-10-07 15:19:09,085 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 483 528) no Hoare annotation was computed. [2019-10-07 15:19:09,085 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 834 843) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:09,085 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 834 843) no Hoare annotation was computed. [2019-10-07 15:19:09,085 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 834 843) no Hoare annotation was computed. [2019-10-07 15:19:09,085 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 698 708) the Hoare annotation is: true [2019-10-07 15:19:09,086 INFO L446 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: true [2019-10-07 15:19:09,086 INFO L443 ceAbstractionStarter]: For program point L703-1(line 703) no Hoare annotation was computed. [2019-10-07 15:19:09,086 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 698 708) no Hoare annotation was computed. [2019-10-07 15:19:09,086 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 690 697) the Hoare annotation is: true [2019-10-07 15:19:09,086 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 690 697) no Hoare annotation was computed. [2019-10-07 15:19:09,086 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 640 664) no Hoare annotation was computed. [2019-10-07 15:19:09,087 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 640 664) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-07 15:19:09,087 INFO L439 ceAbstractionStarter]: At program point L659(line 659) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-07 15:19:09,087 INFO L443 ceAbstractionStarter]: For program point L659-1(lines 640 664) no Hoare annotation was computed. [2019-10-07 15:19:09,087 INFO L439 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:19:09,087 INFO L439 ceAbstractionStarter]: At program point L650(line 650) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:19:09,087 INFO L443 ceAbstractionStarter]: For program point L648(lines 648 656) no Hoare annotation was computed. [2019-10-07 15:19:09,088 INFO L439 ceAbstractionStarter]: At program point L646(line 646) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:19:09,088 INFO L443 ceAbstractionStarter]: For program point L646-1(line 646) no Hoare annotation was computed. [2019-10-07 15:19:09,088 INFO L443 ceAbstractionStarter]: For program point L644(lines 644 661) no Hoare annotation was computed. [2019-10-07 15:19:09,088 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 533 598) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:09,088 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 533 598) no Hoare annotation was computed. [2019-10-07 15:19:09,088 INFO L439 ceAbstractionStarter]: At program point L591(lines 542 592) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:09,089 INFO L439 ceAbstractionStarter]: At program point L581-2(lines 573 586) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-07 15:19:09,089 INFO L443 ceAbstractionStarter]: For program point L544(lines 543 590) no Hoare annotation was computed. [2019-10-07 15:19:09,089 INFO L439 ceAbstractionStarter]: At program point L575(line 575) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-07 15:19:09,089 INFO L443 ceAbstractionStarter]: For program point L573(lines 573 586) no Hoare annotation was computed. [2019-10-07 15:19:09,089 INFO L439 ceAbstractionStarter]: At program point L565(line 565) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-07 15:19:09,090 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 569) no Hoare annotation was computed. [2019-10-07 15:19:09,090 INFO L443 ceAbstractionStarter]: For program point L563-1(lines 563 569) no Hoare annotation was computed. [2019-10-07 15:19:09,090 INFO L439 ceAbstractionStarter]: At program point L588(lines 543 590) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-07 15:19:09,090 INFO L439 ceAbstractionStarter]: At program point L555(line 555) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-07 15:19:09,090 INFO L443 ceAbstractionStarter]: For program point L553(lines 553 559) no Hoare annotation was computed. [2019-10-07 15:19:09,091 INFO L443 ceAbstractionStarter]: For program point L553-1(lines 553 559) no Hoare annotation was computed. [2019-10-07 15:19:09,091 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 533 598) no Hoare annotation was computed. [2019-10-07 15:19:09,091 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 437 482) no Hoare annotation was computed. [2019-10-07 15:19:09,091 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 437 482) no Hoare annotation was computed. [2019-10-07 15:19:09,091 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 131 153) no Hoare annotation was computed. [2019-10-07 15:19:09,116 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 131 153) no Hoare annotation was computed. [2019-10-07 15:19:09,123 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-07 15:19:09,123 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-07 15:19:09,123 INFO L443 ceAbstractionStarter]: For program point L384(lines 383 403) no Hoare annotation was computed. [2019-10-07 15:19:09,124 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-10-07 15:19:09,124 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 334 436) no Hoare annotation was computed. [2019-10-07 15:19:09,124 INFO L443 ceAbstractionStarter]: For program point L415-1(line 415) no Hoare annotation was computed. [2019-10-07 15:19:09,124 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 421) no Hoare annotation was computed. [2019-10-07 15:19:09,124 INFO L443 ceAbstractionStarter]: For program point L399(line 399) no Hoare annotation was computed. [2019-10-07 15:19:09,124 INFO L443 ceAbstractionStarter]: For program point L399-1(line 399) no Hoare annotation was computed. [2019-10-07 15:19:09,124 INFO L443 ceAbstractionStarter]: For program point L358(lines 358 362) no Hoare annotation was computed. [2019-10-07 15:19:09,124 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 334 436) no Hoare annotation was computed. [2019-10-07 15:19:09,124 INFO L443 ceAbstractionStarter]: For program point L383-2(lines 383 403) no Hoare annotation was computed. [2019-10-07 15:19:09,125 INFO L443 ceAbstractionStarter]: For program point L404(lines 382 405) no Hoare annotation was computed. [2019-10-07 15:19:09,125 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 334 436) no Hoare annotation was computed. [2019-10-07 15:19:09,125 INFO L443 ceAbstractionStarter]: For program point L363(lines 363 379) no Hoare annotation was computed. [2019-10-07 15:19:09,125 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-07 15:19:09,125 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:19:09,125 INFO L443 ceAbstractionStarter]: For program point L684(line 684) no Hoare annotation was computed. [2019-10-07 15:19:09,126 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 673 689) no Hoare annotation was computed. [2019-10-07 15:19:09,126 INFO L443 ceAbstractionStarter]: For program point L684-1(lines 673 689) no Hoare annotation was computed. [2019-10-07 15:19:09,126 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 673 689) no Hoare annotation was computed. [2019-10-07 15:19:09,126 INFO L443 ceAbstractionStarter]: For program point L680(lines 680 686) no Hoare annotation was computed. [2019-10-07 15:19:09,127 INFO L443 ceAbstractionStarter]: For program point L678(line 678) no Hoare annotation was computed. [2019-10-07 15:19:09,127 INFO L443 ceAbstractionStarter]: For program point L678-1(line 678) no Hoare annotation was computed. [2019-10-07 15:19:09,127 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 154 162) the Hoare annotation is: true [2019-10-07 15:19:09,127 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2019-10-07 15:19:09,127 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: true [2019-10-07 15:19:09,128 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2019-10-07 15:19:09,128 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:19:09,128 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-07 15:19:09,128 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 122 130) the Hoare annotation is: true [2019-10-07 15:19:09,128 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2019-10-07 15:19:09,128 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 608 631) 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))))) [2019-10-07 15:19:09,129 INFO L439 ceAbstractionStarter]: At program point L621(line 621) 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))))) [2019-10-07 15:19:09,129 INFO L439 ceAbstractionStarter]: At program point L619(lines 619 625) 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))))) [2019-10-07 15:19:09,129 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 608 631) no Hoare annotation was computed. [2019-10-07 15:19:09,129 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 608 631) no Hoare annotation was computed. [2019-10-07 15:19:09,129 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:19:09,129 INFO L443 ceAbstractionStarter]: For program point L612(lines 611 630) no Hoare annotation was computed. [2019-10-07 15:19:09,129 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 773 802) no Hoare annotation was computed. [2019-10-07 15:19:09,129 INFO L446 ceAbstractionStarter]: At program point L798(lines 773 802) the Hoare annotation is: true [2019-10-07 15:19:09,130 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 773 802) the Hoare annotation is: true [2019-10-07 15:19:09,130 INFO L443 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2019-10-07 15:19:09,130 INFO L443 ceAbstractionStarter]: For program point L787(lines 787 791) no Hoare annotation was computed. [2019-10-07 15:19:09,130 INFO L446 ceAbstractionStarter]: At program point L787-1(lines 787 791) the Hoare annotation is: true [2019-10-07 15:19:09,130 INFO L446 ceAbstractionStarter]: At program point L783-2(lines 783 797) the Hoare annotation is: true [2019-10-07 15:19:09,130 INFO L446 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: true [2019-10-07 15:19:09,131 INFO L443 ceAbstractionStarter]: For program point L779-1(line 779) no Hoare annotation was computed. [2019-10-07 15:19:09,131 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2019-10-07 15:19:09,131 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2019-10-07 15:19:09,131 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 827 833) no Hoare annotation was computed. [2019-10-07 15:19:09,131 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 827 833) the Hoare annotation is: true [2019-10-07 15:19:09,131 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:19:09,131 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-07 15:19:09,131 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-07 15:19:09,132 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-07 15:19:09,132 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 754 761) no Hoare annotation was computed. [2019-10-07 15:19:09,132 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 754 761) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= 1 ~systemActive~0)) [2019-10-07 15:19:09,132 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2019-10-07 15:19:09,132 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: (or (= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:09,132 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 767) no Hoare annotation was computed. [2019-10-07 15:19:09,133 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 763 770) the Hoare annotation is: true [2019-10-07 15:19:09,133 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 763 770) no Hoare annotation was computed. [2019-10-07 15:19:09,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 03:19:09 BoogieIcfgContainer [2019-10-07 15:19:09,154 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-07 15:19:09,157 INFO L168 Benchmark]: Toolchain (without parser) took 6499.19 ms. Allocated memory was 145.8 MB in the beginning and 286.3 MB in the end (delta: 140.5 MB). Free memory was 102.5 MB in the beginning and 248.6 MB in the end (delta: -146.1 MB). Peak memory consumption was 154.6 MB. Max. memory is 7.1 GB. [2019-10-07 15:19:09,158 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-07 15:19:09,159 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.87 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 102.2 MB in the beginning and 169.2 MB in the end (delta: -67.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. [2019-10-07 15:19:09,160 INFO L168 Benchmark]: Boogie Preprocessor took 93.06 ms. Allocated memory is still 202.4 MB. Free memory was 169.2 MB in the beginning and 165.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-07 15:19:09,161 INFO L168 Benchmark]: RCFGBuilder took 1547.39 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 165.2 MB in the beginning and 153.6 MB in the end (delta: 11.6 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. [2019-10-07 15:19:09,162 INFO L168 Benchmark]: TraceAbstraction took 4195.48 ms. Allocated memory was 235.9 MB in the beginning and 286.3 MB in the end (delta: 50.3 MB). Free memory was 153.6 MB in the beginning and 248.6 MB in the end (delta: -95.0 MB). Peak memory consumption was 115.5 MB. Max. memory is 7.1 GB. [2019-10-07 15:19:09,167 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 658.87 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 102.2 MB in the beginning and 169.2 MB in the end (delta: -67.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.06 ms. Allocated memory is still 202.4 MB. Free memory was 169.2 MB in the beginning and 165.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1547.39 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 165.2 MB in the beginning and 153.6 MB in the end (delta: 11.6 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4195.48 ms. Allocated memory was 235.9 MB in the beginning and 286.3 MB in the end (delta: 50.3 MB). Free memory was 153.6 MB in the beginning and 248.6 MB in the end (delta: -95.0 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: 767]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 171 locations, 1 error locations. Result: SAFE, OverallTime: 4.1s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 540 SDtfs, 342 SDslu, 1120 SDs, 0 SdLazy, 425 SolverSat, 61 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 251 GetRequests, 202 SyntacticMatches, 2 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=183occurred 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, 51 LocationsWithAnnotation, 270 PreInvPairs, 291 NumberOfFragments, 595 HoareAnnotationTreeSize, 270 FomulaSimplifications, 147 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 51 FomulaSimplificationsInter, 819 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 420 NumberOfCodeBlocks, 420 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 501 ConstructedInterpolants, 0 QuantifiedInterpolants, 63379 SizeOfPredicates, 2 NumberOfNonLiveVariables, 756 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 68/84 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...