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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:20:26,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:20:26,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:20:26,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:20:26,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:20:26,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:20:26,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:20:26,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:20:26,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:20:26,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:20:26,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:20:26,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:20:26,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:20:26,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:20:26,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:20:26,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:20:26,243 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:20:26,244 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:20:26,245 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:20:26,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:20:26,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:20:26,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:20:26,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:20:26,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:20:26,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:20:26,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:20:26,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:20:26,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:20:26,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:20:26,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:20:26,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:20:26,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:20:26,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:20:26,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:20:26,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:20:26,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:20:26,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:20:26,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:20:26,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:20:26,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:20:26,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:20:26,278 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 21:20:26,312 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:20:26,312 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:20:26,313 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:20:26,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:20:26,316 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:20:26,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:20:26,316 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:20:26,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:20:26,316 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:20:26,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:20:26,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:20:26,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:20:26,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:20:26,317 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:20:26,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:20:26,318 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:20:26,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:20:26,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:20:26,319 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:20:26,320 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:20:26,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:20:26,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:20:26,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:20:26,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:20:26,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:20:26,321 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:20:26,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:20:26,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:20:26,322 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 21:20:26,622 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:20:26,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:20:26,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:20:26,640 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:20:26,641 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:20:26,641 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product07.cil.c [2019-10-13 21:20:26,718 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9292e2673/12e3d0ebd992447381e2c8920fc9f780/FLAG621854aaa [2019-10-13 21:20:27,262 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:20:27,263 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product07.cil.c [2019-10-13 21:20:27,279 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9292e2673/12e3d0ebd992447381e2c8920fc9f780/FLAG621854aaa [2019-10-13 21:20:27,541 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9292e2673/12e3d0ebd992447381e2c8920fc9f780 [2019-10-13 21:20:27,552 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:20:27,553 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:20:27,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:27,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:20:27,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:20:27,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:27" (1/1) ... [2019-10-13 21:20:27,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d46bbee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:27, skipping insertion in model container [2019-10-13 21:20:27,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:27" (1/1) ... [2019-10-13 21:20:27,569 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:20:27,627 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:20:28,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:28,062 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:20:28,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:28,206 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:20:28,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:28 WrapperNode [2019-10-13 21:20:28,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:28,207 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:20:28,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:20:28,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:20:28,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:28" (1/1) ... [2019-10-13 21:20:28,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:28" (1/1) ... [2019-10-13 21:20:28,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:28" (1/1) ... [2019-10-13 21:20:28,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:28" (1/1) ... [2019-10-13 21:20:28,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:28" (1/1) ... [2019-10-13 21:20:28,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:28" (1/1) ... [2019-10-13 21:20:28,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:28" (1/1) ... [2019-10-13 21:20:28,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:20:28,324 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:20:28,324 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:20:28,324 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:20:28,325 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:28" (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 21:20:28,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:20:28,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:20:28,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:28,400 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:20:28,401 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:20:28,401 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:20:28,402 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:20:28,402 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:20:28,402 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:20:28,403 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:20:28,403 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:20:28,403 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:20:28,403 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:20:28,404 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:20:28,404 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:20:28,404 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:20:28,407 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:20:28,407 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 21:20:28,407 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:20:28,408 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:20:28,408 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:20:28,408 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:20:28,408 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:20:28,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:20:28,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:28,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:28,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:28,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:20:28,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:20:28,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:20:28,410 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:20:28,410 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:20:28,410 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:20:28,410 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:20:28,410 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:20:28,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-13 21:20:28,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-13 21:20:28,411 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:20:28,411 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:20:28,411 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:20:28,411 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:20:28,412 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:20:28,412 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:20:28,412 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:20:28,412 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:20:28,412 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:20:28,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:20:28,412 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:20:28,414 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:20:28,414 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:20:28,414 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:20:28,414 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:20:28,414 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 21:20:28,414 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-13 21:20:28,415 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:20:28,415 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:20:28,415 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:20:28,415 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:20:28,415 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:20:28,416 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:20:28,416 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:20:28,416 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:20:28,417 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:20:28,417 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:20:28,417 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:20:28,417 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:20:28,418 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:20:28,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:28,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:20:28,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:20:28,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:20:28,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:20:28,419 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:28,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:20:28,420 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:28,420 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:28,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:20:28,420 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:20:28,420 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:20:28,421 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:20:28,421 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:20:28,421 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:20:28,421 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-13 21:20:28,422 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:20:28,422 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:20:28,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:20:28,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:20:28,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:20:29,631 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:20:29,631 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:20:29,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:29 BoogieIcfgContainer [2019-10-13 21:20:29,633 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:20:29,634 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:20:29,635 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:20:29,638 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:20:29,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:20:27" (1/3) ... [2019-10-13 21:20:29,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46ae465f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:29, skipping insertion in model container [2019-10-13 21:20:29,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:28" (2/3) ... [2019-10-13 21:20:29,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46ae465f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:29, skipping insertion in model container [2019-10-13 21:20:29,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:29" (3/3) ... [2019-10-13 21:20:29,642 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product07.cil.c [2019-10-13 21:20:29,675 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:20:29,684 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:20:29,695 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:20:29,722 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:20:29,722 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:20:29,722 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:20:29,723 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:20:29,723 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:20:29,723 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:20:29,723 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:20:29,723 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:20:29,746 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2019-10-13 21:20:29,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 21:20:29,755 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:29,756 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] [2019-10-13 21:20:29,758 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:29,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:29,763 INFO L82 PathProgramCache]: Analyzing trace with hash 1126769430, now seen corresponding path program 1 times [2019-10-13 21:20:29,773 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:29,774 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156952] [2019-10-13 21:20:29,774 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:29,774 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:29,774 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:30,088 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 21:20:30,088 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156952] [2019-10-13 21:20:30,090 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:30,091 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:20:30,091 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448908531] [2019-10-13 21:20:30,099 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:20:30,101 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:30,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:20:30,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:20:30,117 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 2 states. [2019-10-13 21:20:30,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:30,157 INFO L93 Difference]: Finished difference Result 216 states and 273 transitions. [2019-10-13 21:20:30,158 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:20:30,159 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-13 21:20:30,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:30,173 INFO L225 Difference]: With dead ends: 216 [2019-10-13 21:20:30,173 INFO L226 Difference]: Without dead ends: 110 [2019-10-13 21:20:30,177 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 21:20:30,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2019-10-13 21:20:30,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2019-10-13 21:20:30,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2019-10-13 21:20:30,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 130 transitions. [2019-10-13 21:20:30,232 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 130 transitions. Word has length 51 [2019-10-13 21:20:30,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:30,233 INFO L462 AbstractCegarLoop]: Abstraction has 110 states and 130 transitions. [2019-10-13 21:20:30,233 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:20:30,233 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 130 transitions. [2019-10-13 21:20:30,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 21:20:30,237 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:30,237 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] [2019-10-13 21:20:30,238 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:30,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:30,238 INFO L82 PathProgramCache]: Analyzing trace with hash 305293600, now seen corresponding path program 1 times [2019-10-13 21:20:30,239 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:30,239 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213667934] [2019-10-13 21:20:30,239 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:30,239 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:30,240 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:30,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:30,389 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 21:20:30,390 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213667934] [2019-10-13 21:20:30,390 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:30,390 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:20:30,390 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326704118] [2019-10-13 21:20:30,393 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:20:30,394 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:30,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:20:30,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:20:30,395 INFO L87 Difference]: Start difference. First operand 110 states and 130 transitions. Second operand 3 states. [2019-10-13 21:20:30,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:30,437 INFO L93 Difference]: Finished difference Result 159 states and 187 transitions. [2019-10-13 21:20:30,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:20:30,441 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-13 21:20:30,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:30,443 INFO L225 Difference]: With dead ends: 159 [2019-10-13 21:20:30,443 INFO L226 Difference]: Without dead ends: 101 [2019-10-13 21:20:30,446 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 21:20:30,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-10-13 21:20:30,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2019-10-13 21:20:30,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-10-13 21:20:30,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 118 transitions. [2019-10-13 21:20:30,461 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 118 transitions. Word has length 52 [2019-10-13 21:20:30,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:30,461 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 118 transitions. [2019-10-13 21:20:30,461 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:20:30,461 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 118 transitions. [2019-10-13 21:20:30,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-13 21:20:30,464 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:30,464 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 21:20:30,464 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:30,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:30,465 INFO L82 PathProgramCache]: Analyzing trace with hash -13017803, now seen corresponding path program 1 times [2019-10-13 21:20:30,465 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:30,465 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347692866] [2019-10-13 21:20:30,466 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:30,466 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:30,466 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:30,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:30,670 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 21:20:30,671 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347692866] [2019-10-13 21:20:30,671 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:30,671 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:20:30,672 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816984656] [2019-10-13 21:20:30,673 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:20:30,673 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:30,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:20:30,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:20:30,674 INFO L87 Difference]: Start difference. First operand 101 states and 118 transitions. Second operand 7 states. [2019-10-13 21:20:31,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:31,048 INFO L93 Difference]: Finished difference Result 298 states and 366 transitions. [2019-10-13 21:20:31,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:20:31,049 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-10-13 21:20:31,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:31,053 INFO L225 Difference]: With dead ends: 298 [2019-10-13 21:20:31,054 INFO L226 Difference]: Without dead ends: 225 [2019-10-13 21:20:31,055 INFO L600 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 [2019-10-13 21:20:31,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2019-10-13 21:20:31,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 217. [2019-10-13 21:20:31,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2019-10-13 21:20:31,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 266 transitions. [2019-10-13 21:20:31,116 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 266 transitions. Word has length 56 [2019-10-13 21:20:31,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:31,121 INFO L462 AbstractCegarLoop]: Abstraction has 217 states and 266 transitions. [2019-10-13 21:20:31,121 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:20:31,122 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 266 transitions. [2019-10-13 21:20:31,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-13 21:20:31,128 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:31,129 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, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:31,129 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:31,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:31,131 INFO L82 PathProgramCache]: Analyzing trace with hash 1884102266, now seen corresponding path program 1 times [2019-10-13 21:20:31,132 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:31,132 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131125461] [2019-10-13 21:20:31,132 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:31,132 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:31,132 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:31,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:31,314 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 21:20:31,315 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131125461] [2019-10-13 21:20:31,315 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:31,316 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:20:31,316 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966806259] [2019-10-13 21:20:31,316 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:20:31,317 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:31,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:20:31,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:20:31,317 INFO L87 Difference]: Start difference. First operand 217 states and 266 transitions. Second operand 6 states. [2019-10-13 21:20:31,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:31,540 INFO L93 Difference]: Finished difference Result 577 states and 732 transitions. [2019-10-13 21:20:31,541 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:20:31,541 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-10-13 21:20:31,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:31,545 INFO L225 Difference]: With dead ends: 577 [2019-10-13 21:20:31,546 INFO L226 Difference]: Without dead ends: 388 [2019-10-13 21:20:31,548 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:20:31,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2019-10-13 21:20:31,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 382. [2019-10-13 21:20:31,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2019-10-13 21:20:31,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 472 transitions. [2019-10-13 21:20:31,616 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 472 transitions. Word has length 62 [2019-10-13 21:20:31,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:31,621 INFO L462 AbstractCegarLoop]: Abstraction has 382 states and 472 transitions. [2019-10-13 21:20:31,621 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:20:31,621 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 472 transitions. [2019-10-13 21:20:31,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-10-13 21:20:31,630 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:31,630 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:31,636 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:31,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:31,638 INFO L82 PathProgramCache]: Analyzing trace with hash -2089210538, now seen corresponding path program 1 times [2019-10-13 21:20:31,638 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:31,639 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849428234] [2019-10-13 21:20:31,639 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:31,639 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:31,640 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:31,768 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 21:20:31,769 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849428234] [2019-10-13 21:20:31,769 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:31,769 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:20:31,769 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816137186] [2019-10-13 21:20:31,770 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:20:31,770 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:31,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:20:31,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:20:31,772 INFO L87 Difference]: Start difference. First operand 382 states and 472 transitions. Second operand 6 states. [2019-10-13 21:20:31,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:31,973 INFO L93 Difference]: Finished difference Result 648 states and 825 transitions. [2019-10-13 21:20:31,973 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:20:31,974 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2019-10-13 21:20:31,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:31,977 INFO L225 Difference]: With dead ends: 648 [2019-10-13 21:20:31,977 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:20:31,980 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:20:31,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:20:31,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:20:31,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:20:31,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:20:31,982 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2019-10-13 21:20:31,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:31,983 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:20:31,983 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:20:31,983 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:20:31,983 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:20:31,988 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:20:32,832 INFO L443 ceAbstractionStarter]: For program point L479(lines 479 483) no Hoare annotation was computed. [2019-10-13 21:20:32,832 INFO L443 ceAbstractionStarter]: For program point L479-1(lines 479 483) no Hoare annotation was computed. [2019-10-13 21:20:32,832 INFO L443 ceAbstractionStarter]: For program point L474(line 474) no Hoare annotation was computed. [2019-10-13 21:20:32,832 INFO L443 ceAbstractionStarter]: For program point L473-2(lines 473 494) no Hoare annotation was computed. [2019-10-13 21:20:32,832 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 448 503) no Hoare annotation was computed. [2019-10-13 21:20:32,833 INFO L443 ceAbstractionStarter]: For program point L495(lines 472 496) no Hoare annotation was computed. [2019-10-13 21:20:32,833 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 448 503) no Hoare annotation was computed. [2019-10-13 21:20:32,833 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 448 503) no Hoare annotation was computed. [2019-10-13 21:20:32,833 INFO L443 ceAbstractionStarter]: For program point L536(lines 536 540) no Hoare annotation was computed. [2019-10-13 21:20:32,833 INFO L443 ceAbstractionStarter]: For program point L536-1(lines 536 540) no Hoare annotation was computed. [2019-10-13 21:20:32,833 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 504 563) no Hoare annotation was computed. [2019-10-13 21:20:32,833 INFO L443 ceAbstractionStarter]: For program point L531(line 531) no Hoare annotation was computed. [2019-10-13 21:20:32,833 INFO L443 ceAbstractionStarter]: For program point L530-2(lines 530 555) no Hoare annotation was computed. [2019-10-13 21:20:32,834 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 504 563) no Hoare annotation was computed. [2019-10-13 21:20:32,834 INFO L443 ceAbstractionStarter]: For program point L556(lines 529 557) no Hoare annotation was computed. [2019-10-13 21:20:32,834 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 504 563) no Hoare annotation was computed. [2019-10-13 21:20:32,834 INFO L443 ceAbstractionStarter]: For program point L549(line 549) no Hoare annotation was computed. [2019-10-13 21:20:32,834 INFO L443 ceAbstractionStarter]: For program point L549-1(line 549) no Hoare annotation was computed. [2019-10-13 21:20:32,834 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 370 376) the Hoare annotation is: true [2019-10-13 21:20:32,835 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 370 376) no Hoare annotation was computed. [2019-10-13 21:20:32,835 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 377 385) no Hoare annotation was computed. [2019-10-13 21:20:32,835 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 377 385) the Hoare annotation is: true [2019-10-13 21:20:32,835 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 377 385) no Hoare annotation was computed. [2019-10-13 21:20:32,835 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 836 858) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:32,835 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 836 858) no Hoare annotation was computed. [2019-10-13 21:20:32,836 INFO L439 ceAbstractionStarter]: At program point L848(line 848) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 21:20:32,836 INFO L439 ceAbstractionStarter]: At program point L848-1(line 848) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 21:20:32,836 INFO L443 ceAbstractionStarter]: For program point L846(lines 846 853) no Hoare annotation was computed. [2019-10-13 21:20:32,836 INFO L443 ceAbstractionStarter]: For program point L846-1(lines 846 853) no Hoare annotation was computed. [2019-10-13 21:20:32,836 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 836 858) no Hoare annotation was computed. [2019-10-13 21:20:32,837 INFO L443 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2019-10-13 21:20:32,837 INFO L439 ceAbstractionStarter]: At program point L843(line 843) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:32,837 INFO L439 ceAbstractionStarter]: At program point L842(line 842) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:32,837 INFO L439 ceAbstractionStarter]: At program point L842-1(line 842) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:32,837 INFO L443 ceAbstractionStarter]: For program point L801(line 801) no Hoare annotation was computed. [2019-10-13 21:20:32,837 INFO L443 ceAbstractionStarter]: For program point L800(line 800) no Hoare annotation was computed. [2019-10-13 21:20:32,838 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 793 816) no Hoare annotation was computed. [2019-10-13 21:20:32,838 INFO L443 ceAbstractionStarter]: For program point L799(line 799) no Hoare annotation was computed. [2019-10-13 21:20:32,838 INFO L443 ceAbstractionStarter]: For program point L798(line 798) no Hoare annotation was computed. [2019-10-13 21:20:32,838 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 793 816) no Hoare annotation was computed. [2019-10-13 21:20:32,838 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 793 816) no Hoare annotation was computed. [2019-10-13 21:20:32,838 INFO L443 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2019-10-13 21:20:32,838 INFO L443 ceAbstractionStarter]: For program point L810(line 810) no Hoare annotation was computed. [2019-10-13 21:20:32,839 INFO L443 ceAbstractionStarter]: For program point L809(line 809) no Hoare annotation was computed. [2019-10-13 21:20:32,839 INFO L443 ceAbstractionStarter]: For program point L808(line 808) no Hoare annotation was computed. [2019-10-13 21:20:32,839 INFO L443 ceAbstractionStarter]: For program point L807(line 807) no Hoare annotation was computed. [2019-10-13 21:20:32,839 INFO L443 ceAbstractionStarter]: For program point L806(line 806) no Hoare annotation was computed. [2019-10-13 21:20:32,839 INFO L443 ceAbstractionStarter]: For program point L805(line 805) no Hoare annotation was computed. [2019-10-13 21:20:32,839 INFO L443 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2019-10-13 21:20:32,839 INFO L443 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2019-10-13 21:20:32,839 INFO L443 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2019-10-13 21:20:32,840 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 265 279) no Hoare annotation was computed. [2019-10-13 21:20:32,840 INFO L439 ceAbstractionStarter]: At program point L271(line 271) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 21:20:32,840 INFO L443 ceAbstractionStarter]: For program point L269(lines 269 275) no Hoare annotation was computed. [2019-10-13 21:20:32,840 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 265 279) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~systemActive~0)) (= |old(~systemActive~0)| 0)) (or .cse0 (not (= |old(~systemActive~0)| 1)) (= 1 ~systemActive~0)))) [2019-10-13 21:20:32,840 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 265 279) no Hoare annotation was computed. [2019-10-13 21:20:32,840 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 220 228) no Hoare annotation was computed. [2019-10-13 21:20:32,841 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 220 228) the Hoare annotation is: true [2019-10-13 21:20:32,841 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 220 228) no Hoare annotation was computed. [2019-10-13 21:20:32,841 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 256) no Hoare annotation was computed. [2019-10-13 21:20:32,841 INFO L443 ceAbstractionStarter]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2019-10-13 21:20:32,841 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 229 264) no Hoare annotation was computed. [2019-10-13 21:20:32,841 INFO L443 ceAbstractionStarter]: For program point L236(lines 236 244) no Hoare annotation was computed. [2019-10-13 21:20:32,841 INFO L443 ceAbstractionStarter]: For program point L236-2(lines 236 244) no Hoare annotation was computed. [2019-10-13 21:20:32,842 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 229 264) no Hoare annotation was computed. [2019-10-13 21:20:32,842 INFO L443 ceAbstractionStarter]: For program point L259(line 259) no Hoare annotation was computed. [2019-10-13 21:20:32,842 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 229 264) no Hoare annotation was computed. [2019-10-13 21:20:32,842 INFO L443 ceAbstractionStarter]: For program point L259-1(line 259) no Hoare annotation was computed. [2019-10-13 21:20:32,842 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 363 369) no Hoare annotation was computed. [2019-10-13 21:20:32,842 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 363 369) the Hoare annotation is: true [2019-10-13 21:20:32,842 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 402 447) no Hoare annotation was computed. [2019-10-13 21:20:32,842 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 402 447) no Hoare annotation was computed. [2019-10-13 21:20:32,843 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 402 447) no Hoare annotation was computed. [2019-10-13 21:20:32,843 INFO L443 ceAbstractionStarter]: For program point L735(lines 735 742) no Hoare annotation was computed. [2019-10-13 21:20:32,843 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 715 760) no Hoare annotation was computed. [2019-10-13 21:20:32,843 INFO L443 ceAbstractionStarter]: For program point L729(lines 729 749) no Hoare annotation was computed. [2019-10-13 21:20:32,843 INFO L443 ceAbstractionStarter]: For program point L729-1(lines 729 749) no Hoare annotation was computed. [2019-10-13 21:20:32,843 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 715 760) no Hoare annotation was computed. [2019-10-13 21:20:32,843 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 715 760) no Hoare annotation was computed. [2019-10-13 21:20:32,844 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 825 835) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:32,844 INFO L439 ceAbstractionStarter]: At program point L830(line 830) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:32,844 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 825 835) no Hoare annotation was computed. [2019-10-13 21:20:32,844 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 825 835) no Hoare annotation was computed. [2019-10-13 21:20:32,844 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 209 219) the Hoare annotation is: true [2019-10-13 21:20:32,844 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 209 219) no Hoare annotation was computed. [2019-10-13 21:20:32,845 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 209 219) no Hoare annotation was computed. [2019-10-13 21:20:32,845 INFO L446 ceAbstractionStarter]: At program point L214(line 214) the Hoare annotation is: true [2019-10-13 21:20:32,845 INFO L443 ceAbstractionStarter]: For program point L214-1(line 214) no Hoare annotation was computed. [2019-10-13 21:20:32,845 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 201 208) the Hoare annotation is: true [2019-10-13 21:20:32,845 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 201 208) no Hoare annotation was computed. [2019-10-13 21:20:32,845 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 201 208) no Hoare annotation was computed. [2019-10-13 21:20:32,846 INFO L439 ceAbstractionStarter]: At program point L187(line 187) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (= ~systemActive~0 0)) [2019-10-13 21:20:32,846 INFO L443 ceAbstractionStarter]: For program point L187-1(lines 168 192) no Hoare annotation was computed. [2019-10-13 21:20:32,846 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 168 192) no Hoare annotation was computed. [2019-10-13 21:20:32,846 INFO L439 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:32,846 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 168 192) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (= ~systemActive~0 0)) [2019-10-13 21:20:32,846 INFO L439 ceAbstractionStarter]: At program point L178(line 178) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:32,846 INFO L443 ceAbstractionStarter]: For program point L176(lines 176 184) no Hoare annotation was computed. [2019-10-13 21:20:32,847 INFO L439 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:32,847 INFO L443 ceAbstractionStarter]: For program point L174-1(line 174) no Hoare annotation was computed. [2019-10-13 21:20:32,847 INFO L443 ceAbstractionStarter]: For program point L172(lines 172 189) no Hoare annotation was computed. [2019-10-13 21:20:32,847 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 160 166) no Hoare annotation was computed. [2019-10-13 21:20:32,847 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 160 166) the Hoare annotation is: true [2019-10-13 21:20:32,847 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 282 347) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:32,848 INFO L439 ceAbstractionStarter]: At program point L314(line 314) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:32,848 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 318) no Hoare annotation was computed. [2019-10-13 21:20:32,848 INFO L443 ceAbstractionStarter]: For program point L312-1(lines 312 318) no Hoare annotation was computed. [2019-10-13 21:20:32,848 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 282 347) no Hoare annotation was computed. [2019-10-13 21:20:32,848 INFO L439 ceAbstractionStarter]: At program point L337(lines 292 339) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:32,848 INFO L439 ceAbstractionStarter]: At program point L304(line 304) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:32,849 INFO L443 ceAbstractionStarter]: For program point L302(lines 302 308) no Hoare annotation was computed. [2019-10-13 21:20:32,849 INFO L443 ceAbstractionStarter]: For program point L302-1(lines 302 308) no Hoare annotation was computed. [2019-10-13 21:20:32,849 INFO L443 ceAbstractionStarter]: For program point L294(lines 294 298) no Hoare annotation was computed. [2019-10-13 21:20:32,849 INFO L439 ceAbstractionStarter]: At program point L340(lines 291 341) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:32,849 INFO L439 ceAbstractionStarter]: At program point L330(line 330) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:32,849 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 334) no Hoare annotation was computed. [2019-10-13 21:20:32,850 INFO L439 ceAbstractionStarter]: At program point L328-1(lines 322 335) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:32,850 INFO L443 ceAbstractionStarter]: For program point L293(lines 292 339) no Hoare annotation was computed. [2019-10-13 21:20:32,850 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 282 347) no Hoare annotation was computed. [2019-10-13 21:20:32,850 INFO L443 ceAbstractionStarter]: For program point L322(lines 322 335) no Hoare annotation was computed. [2019-10-13 21:20:32,850 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 669 714) no Hoare annotation was computed. [2019-10-13 21:20:32,850 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 669 714) no Hoare annotation was computed. [2019-10-13 21:20:32,850 INFO L443 ceAbstractionStarter]: For program point L689(lines 689 696) no Hoare annotation was computed. [2019-10-13 21:20:32,850 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 669 714) no Hoare annotation was computed. [2019-10-13 21:20:32,851 INFO L443 ceAbstractionStarter]: For program point L683(lines 683 703) no Hoare annotation was computed. [2019-10-13 21:20:32,851 INFO L443 ceAbstractionStarter]: For program point L683-1(lines 683 703) no Hoare annotation was computed. [2019-10-13 21:20:32,851 INFO L439 ceAbstractionStarter]: At program point L884(line 884) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 21:20:32,851 INFO L443 ceAbstractionStarter]: For program point L882(lines 882 888) no Hoare annotation was computed. [2019-10-13 21:20:32,851 INFO L443 ceAbstractionStarter]: For program point L881(lines 881 891) no Hoare annotation was computed. [2019-10-13 21:20:32,851 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 869 897) the Hoare annotation is: true [2019-10-13 21:20:32,851 INFO L439 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 21:20:32,852 INFO L443 ceAbstractionStarter]: For program point L879-1(line 879) no Hoare annotation was computed. [2019-10-13 21:20:32,852 INFO L443 ceAbstractionStarter]: For program point L877(lines 877 894) no Hoare annotation was computed. [2019-10-13 21:20:32,852 INFO L443 ceAbstractionStarter]: For program point L877-1(lines 869 897) no Hoare annotation was computed. [2019-10-13 21:20:32,852 INFO L446 ceAbstractionStarter]: At program point L875(line 875) the Hoare annotation is: true [2019-10-13 21:20:32,852 INFO L443 ceAbstractionStarter]: For program point L875-1(line 875) no Hoare annotation was computed. [2019-10-13 21:20:32,852 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 869 897) no Hoare annotation was computed. [2019-10-13 21:20:32,852 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2019-10-13 21:20:32,852 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2019-10-13 21:20:32,852 INFO L443 ceAbstractionStarter]: For program point L101(lines 101 109) no Hoare annotation was computed. [2019-10-13 21:20:32,853 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2019-10-13 21:20:32,853 INFO L443 ceAbstractionStarter]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2019-10-13 21:20:32,853 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 861 868) the Hoare annotation is: true [2019-10-13 21:20:32,853 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 861 868) no Hoare annotation was computed. [2019-10-13 21:20:32,853 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 861 868) no Hoare annotation was computed. [2019-10-13 21:20:32,853 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 353 362) no Hoare annotation was computed. [2019-10-13 21:20:32,853 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 353 362) no Hoare annotation was computed. [2019-10-13 21:20:32,853 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 353 362) no Hoare annotation was computed. [2019-10-13 21:20:32,854 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 566 668) no Hoare annotation was computed. [2019-10-13 21:20:32,854 INFO L443 ceAbstractionStarter]: For program point L636(lines 614 637) no Hoare annotation was computed. [2019-10-13 21:20:32,854 INFO L443 ceAbstractionStarter]: For program point L595(lines 595 611) no Hoare annotation was computed. [2019-10-13 21:20:32,854 INFO L443 ceAbstractionStarter]: For program point L655(lines 655 662) no Hoare annotation was computed. [2019-10-13 21:20:32,854 INFO L443 ceAbstractionStarter]: For program point L616(lines 615 635) no Hoare annotation was computed. [2019-10-13 21:20:32,854 INFO L443 ceAbstractionStarter]: For program point L647(line 647) no Hoare annotation was computed. [2019-10-13 21:20:32,854 INFO L443 ceAbstractionStarter]: For program point L647-1(line 647) no Hoare annotation was computed. [2019-10-13 21:20:32,855 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 566 668) no Hoare annotation was computed. [2019-10-13 21:20:32,855 INFO L443 ceAbstractionStarter]: For program point L612(lines 612 653) no Hoare annotation was computed. [2019-10-13 21:20:32,855 INFO L443 ceAbstractionStarter]: For program point L631(line 631) no Hoare annotation was computed. [2019-10-13 21:20:32,855 INFO L443 ceAbstractionStarter]: For program point L631-1(line 631) no Hoare annotation was computed. [2019-10-13 21:20:32,855 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 566 668) no Hoare annotation was computed. [2019-10-13 21:20:32,855 INFO L443 ceAbstractionStarter]: For program point L590(lines 590 594) no Hoare annotation was computed. [2019-10-13 21:20:32,855 INFO L443 ceAbstractionStarter]: For program point L654(lines 654 665) no Hoare annotation was computed. [2019-10-13 21:20:32,855 INFO L443 ceAbstractionStarter]: For program point L617(lines 617 621) no Hoare annotation was computed. [2019-10-13 21:20:32,856 INFO L443 ceAbstractionStarter]: For program point L615-2(lines 615 635) no Hoare annotation was computed. [2019-10-13 21:20:32,856 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:32,856 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:20:32,856 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:32,856 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 193 200) no Hoare annotation was computed. [2019-10-13 21:20:32,856 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 193 200) no Hoare annotation was computed. [2019-10-13 21:20:32,856 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 193 200) no Hoare annotation was computed. [2019-10-13 21:20:32,857 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2019-10-13 21:20:32,857 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2019-10-13 21:20:32,857 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2019-10-13 21:20:32,857 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:32,857 INFO L443 ceAbstractionStarter]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2019-10-13 21:20:32,857 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2019-10-13 21:20:32,857 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:32,858 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:20:32,858 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:32,858 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2019-10-13 21:20:32,858 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2019-10-13 21:20:32,858 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2019-10-13 21:20:32,858 INFO L439 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-13 21:20:32,858 INFO L439 ceAbstractionStarter]: At program point L147(lines 147 153) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 21:20:32,859 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 136 159) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 21:20:32,859 INFO L439 ceAbstractionStarter]: At program point L142(line 142) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 21:20:32,859 INFO L443 ceAbstractionStarter]: For program point L140(lines 139 158) no Hoare annotation was computed. [2019-10-13 21:20:32,859 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 136 159) no Hoare annotation was computed. [2019-10-13 21:20:32,859 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 136 159) no Hoare annotation was computed. [2019-10-13 21:20:32,859 INFO L446 ceAbstractionStarter]: At program point L769(line 769) the Hoare annotation is: true [2019-10-13 21:20:32,859 INFO L443 ceAbstractionStarter]: For program point L769-1(line 769) no Hoare annotation was computed. [2019-10-13 21:20:32,859 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 763 792) no Hoare annotation was computed. [2019-10-13 21:20:32,860 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 763 792) the Hoare annotation is: true [2019-10-13 21:20:32,860 INFO L446 ceAbstractionStarter]: At program point L788(lines 763 792) the Hoare annotation is: true [2019-10-13 21:20:32,860 INFO L443 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2019-10-13 21:20:32,860 INFO L443 ceAbstractionStarter]: For program point L777(lines 777 781) no Hoare annotation was computed. [2019-10-13 21:20:32,860 INFO L446 ceAbstractionStarter]: At program point L777-1(lines 777 781) the Hoare annotation is: true [2019-10-13 21:20:32,860 INFO L443 ceAbstractionStarter]: For program point L774(line 774) no Hoare annotation was computed. [2019-10-13 21:20:32,860 INFO L446 ceAbstractionStarter]: At program point L773-2(lines 773 787) the Hoare annotation is: true [2019-10-13 21:20:32,860 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2019-10-13 21:20:32,861 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2019-10-13 21:20:32,861 INFO L443 ceAbstractionStarter]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2019-10-13 21:20:32,861 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 817 823) no Hoare annotation was computed. [2019-10-13 21:20:32,861 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 817 823) the Hoare annotation is: true [2019-10-13 21:20:32,861 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:32,861 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:32,861 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:20:32,862 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:32,862 INFO L443 ceAbstractionStarter]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2019-10-13 21:20:32,862 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2019-10-13 21:20:32,862 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2019-10-13 21:20:32,862 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 387 394) no Hoare annotation was computed. [2019-10-13 21:20:32,862 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 391) no Hoare annotation was computed. [2019-10-13 21:20:32,863 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 387 394) the Hoare annotation is: true [2019-10-13 21:20:32,863 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 387 394) no Hoare annotation was computed. [2019-10-13 21:20:32,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:20:32 BoogieIcfgContainer [2019-10-13 21:20:32,888 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:20:32,891 INFO L168 Benchmark]: Toolchain (without parser) took 5336.17 ms. Allocated memory was 135.3 MB in the beginning and 256.4 MB in the end (delta: 121.1 MB). Free memory was 98.7 MB in the beginning and 148.6 MB in the end (delta: -49.9 MB). Peak memory consumption was 143.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:32,895 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 135.3 MB. Free memory was 118.5 MB in the beginning and 118.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-13 21:20:32,897 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.29 ms. Allocated memory was 135.3 MB in the beginning and 199.8 MB in the end (delta: 64.5 MB). Free memory was 98.5 MB in the beginning and 168.8 MB in the end (delta: -70.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:32,899 INFO L168 Benchmark]: Boogie Preprocessor took 116.49 ms. Allocated memory is still 199.8 MB. Free memory was 168.8 MB in the beginning and 164.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:32,905 INFO L168 Benchmark]: RCFGBuilder took 1309.25 ms. Allocated memory is still 199.8 MB. Free memory was 164.9 MB in the beginning and 81.7 MB in the end (delta: 83.1 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:32,907 INFO L168 Benchmark]: TraceAbstraction took 3253.36 ms. Allocated memory was 199.8 MB in the beginning and 256.4 MB in the end (delta: 56.6 MB). Free memory was 81.7 MB in the beginning and 148.6 MB in the end (delta: -66.9 MB). Peak memory consumption was 61.5 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:32,915 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 135.3 MB. Free memory was 118.5 MB in the beginning and 118.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 652.29 ms. Allocated memory was 135.3 MB in the beginning and 199.8 MB in the end (delta: 64.5 MB). Free memory was 98.5 MB in the beginning and 168.8 MB in the end (delta: -70.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.49 ms. Allocated memory is still 199.8 MB. Free memory was 168.8 MB in the beginning and 164.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1309.25 ms. Allocated memory is still 199.8 MB. Free memory was 164.9 MB in the beginning and 81.7 MB in the end (delta: 83.1 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3253.36 ms. Allocated memory was 199.8 MB in the beginning and 256.4 MB in the end (delta: 56.6 MB). Free memory was 81.7 MB in the beginning and 148.6 MB in the end (delta: -66.9 MB). Peak memory consumption was 61.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 391]: 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: 292]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 215 locations, 1 error locations. Result: SAFE, OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 628 SDtfs, 338 SDslu, 1268 SDs, 0 SdLazy, 296 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=382occurred 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, 5 MinimizatonAttempts, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 438 PreInvPairs, 483 NumberOfFragments, 500 HoareAnnotationTreeSize, 438 FomulaSimplifications, 316 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 53 FomulaSimplificationsInter, 1549 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 287 NumberOfCodeBlocks, 287 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 282 ConstructedInterpolants, 0 QuantifiedInterpolants, 26354 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...