/usr/bin/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-27 21:31:37,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-27 21:31:37,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-27 21:31:37,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-27 21:31:37,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-27 21:31:37,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-27 21:31:37,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-27 21:31:37,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-27 21:31:37,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-27 21:31:37,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-27 21:31:37,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-27 21:31:37,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-27 21:31:37,274 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-27 21:31:37,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-27 21:31:37,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-27 21:31:37,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-27 21:31:37,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-27 21:31:37,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-27 21:31:37,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-27 21:31:37,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-27 21:31:37,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-27 21:31:37,297 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-27 21:31:37,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-27 21:31:37,299 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-27 21:31:37,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-27 21:31:37,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-27 21:31:37,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-27 21:31:37,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-27 21:31:37,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-27 21:31:37,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-27 21:31:37,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-27 21:31:37,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-27 21:31:37,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-27 21:31:37,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-27 21:31:37,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-27 21:31:37,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-27 21:31:37,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-27 21:31:37,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-27 21:31:37,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-27 21:31:37,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-27 21:31:37,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-27 21:31:37,314 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-27 21:31:37,341 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-27 21:31:37,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-27 21:31:37,343 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-27 21:31:37,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-27 21:31:37,343 INFO L138 SettingsManager]: * Use SBE=true [2020-08-27 21:31:37,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-27 21:31:37,343 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-27 21:31:37,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-27 21:31:37,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-27 21:31:37,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-27 21:31:37,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-27 21:31:37,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-27 21:31:37,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-27 21:31:37,345 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-27 21:31:37,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-27 21:31:37,345 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-27 21:31:37,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-27 21:31:37,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-27 21:31:37,346 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-27 21:31:37,346 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-27 21:31:37,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-27 21:31:37,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-27 21:31:37,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-27 21:31:37,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-27 21:31:37,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-27 21:31:37,347 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-27 21:31:37,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-27 21:31:37,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-27 21:31:37,348 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-27 21:31:37,348 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false [2020-08-27 21:31:38,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-27 21:31:38,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-27 21:31:38,562 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-27 21:31:38,564 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-27 21:31:38,564 INFO L275 PluginConnector]: CDTParser initialized [2020-08-27 21:31:38,566 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c [2020-08-27 21:31:38,640 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b901051ef/31b1b93e798947b4a912e78d1e1ed786/FLAG54390256b [2020-08-27 21:31:39,279 INFO L306 CDTParser]: Found 1 translation units. [2020-08-27 21:31:39,280 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c [2020-08-27 21:31:39,298 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b901051ef/31b1b93e798947b4a912e78d1e1ed786/FLAG54390256b [2020-08-27 21:31:39,528 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b901051ef/31b1b93e798947b4a912e78d1e1ed786 [2020-08-27 21:31:39,540 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-27 21:31:39,541 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-27 21:31:39,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-27 21:31:39,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-27 21:31:39,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-27 21:31:39,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:31:39" (1/1) ... [2020-08-27 21:31:39,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19da8246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:39, skipping insertion in model container [2020-08-27 21:31:39,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:31:39" (1/1) ... [2020-08-27 21:31:39,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-27 21:31:39,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-27 21:31:40,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:31:40,110 INFO L203 MainTranslator]: Completed pre-run [2020-08-27 21:31:40,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:31:40,261 INFO L208 MainTranslator]: Completed translation [2020-08-27 21:31:40,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40 WrapperNode [2020-08-27 21:31:40,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-27 21:31:40,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-27 21:31:40,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-27 21:31:40,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-27 21:31:40,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-27 21:31:40,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-27 21:31:40,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-27 21:31:40,385 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-27 21:31:40,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-27 21:31:40,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-27 21:31:40,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-27 21:31:40,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-27 21:31:40,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-27 21:31:40,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-27 21:31:40,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-27 21:31:40,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-27 21:31:40,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-27 21:31:40,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-27 21:31:40,480 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-27 21:31:40,480 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-27 21:31:40,480 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-27 21:31:40,480 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-27 21:31:40,480 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-27 21:31:40,480 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-27 21:31:40,481 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-27 21:31:40,481 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-27 21:31:40,481 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-27 21:31:40,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-08-27 21:31:40,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-27 21:31:40,481 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-27 21:31:40,481 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-27 21:31:40,482 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-27 21:31:40,482 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-27 21:31:40,482 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-27 21:31:40,482 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-27 21:31:40,482 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-27 21:31:40,482 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-27 21:31:40,482 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-27 21:31:40,483 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-27 21:31:40,483 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-27 21:31:40,483 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-27 21:31:40,483 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-27 21:31:40,483 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-27 21:31:40,483 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-27 21:31:40,483 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-27 21:31:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-27 21:31:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-27 21:31:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-27 21:31:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-27 21:31:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-27 21:31:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-27 21:31:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-27 21:31:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-27 21:31:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-27 21:31:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-27 21:31:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-27 21:31:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-27 21:31:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-27 21:31:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-27 21:31:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-27 21:31:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-27 21:31:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-27 21:31:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-27 21:31:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-27 21:31:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-27 21:31:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-27 21:31:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-27 21:31:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-27 21:31:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-27 21:31:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-27 21:31:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-27 21:31:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-27 21:31:40,488 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-27 21:31:40,488 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-27 21:31:40,488 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-27 21:31:40,488 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-27 21:31:40,488 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-27 21:31:40,488 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-27 21:31:40,489 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-27 21:31:40,489 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-27 21:31:40,489 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-27 21:31:40,489 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-27 21:31:40,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-08-27 21:31:40,489 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-27 21:31:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-27 21:31:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-27 21:31:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-27 21:31:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-27 21:31:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-27 21:31:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-27 21:31:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-27 21:31:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-27 21:31:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-27 21:31:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-27 21:31:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-27 21:31:41,782 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-27 21:31:41,782 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-27 21:31:41,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:31:41 BoogieIcfgContainer [2020-08-27 21:31:41,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-27 21:31:41,790 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-27 21:31:41,790 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-27 21:31:41,794 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-27 21:31:41,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 09:31:39" (1/3) ... [2020-08-27 21:31:41,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c8ff091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:31:41, skipping insertion in model container [2020-08-27 21:31:41,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (2/3) ... [2020-08-27 21:31:41,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c8ff091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:31:41, skipping insertion in model container [2020-08-27 21:31:41,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:31:41" (3/3) ... [2020-08-27 21:31:41,799 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product06.cil.c [2020-08-27 21:31:41,811 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-27 21:31:41,824 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-27 21:31:41,844 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-27 21:31:41,873 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-27 21:31:41,873 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-27 21:31:41,873 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-27 21:31:41,873 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-27 21:31:41,874 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-27 21:31:41,874 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-27 21:31:41,874 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-27 21:31:41,874 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-27 21:31:41,901 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states. [2020-08-27 21:31:41,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-08-27 21:31:41,911 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:31:41,912 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:31:41,913 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:31:41,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:31:41,919 INFO L82 PathProgramCache]: Analyzing trace with hash 2125961732, now seen corresponding path program 1 times [2020-08-27 21:31:41,928 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:31:41,929 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1582773955] [2020-08-27 21:31:41,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:31:42,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,654 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:31:42,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:31:42,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:31:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:31:42,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:31:42,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:31:42,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-27 21:31:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-27 21:31:42,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:31:42,794 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1582773955] [2020-08-27 21:31:42,796 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:31:42,797 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-08-27 21:31:42,799 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186590730] [2020-08-27 21:31:42,807 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-08-27 21:31:42,807 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:31:42,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-08-27 21:31:42,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-08-27 21:31:42,837 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 3 states. [2020-08-27 21:31:43,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:31:43,908 INFO L93 Difference]: Finished difference Result 246 states and 327 transitions. [2020-08-27 21:31:43,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-08-27 21:31:43,911 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-08-27 21:31:43,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:31:43,929 INFO L225 Difference]: With dead ends: 246 [2020-08-27 21:31:43,929 INFO L226 Difference]: Without dead ends: 134 [2020-08-27 21:31:43,935 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-08-27 21:31:43,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-08-27 21:31:44,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 103. [2020-08-27 21:31:44,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-08-27 21:31:44,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 120 transitions. [2020-08-27 21:31:44,054 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 120 transitions. Word has length 46 [2020-08-27 21:31:44,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:31:44,055 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 120 transitions. [2020-08-27 21:31:44,055 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-08-27 21:31:44,056 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 120 transitions. [2020-08-27 21:31:44,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-08-27 21:31:44,061 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:31:44,061 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:31:44,061 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-27 21:31:44,062 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:31:44,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:31:44,063 INFO L82 PathProgramCache]: Analyzing trace with hash -123733741, now seen corresponding path program 1 times [2020-08-27 21:31:44,063 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:31:44,063 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [414594321] [2020-08-27 21:31:44,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:31:44,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,512 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:31:44,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:31:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:31:44,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:31:44,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:31:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:31:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-27 21:31:44,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-08-27 21:31:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:31:44,611 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [414594321] [2020-08-27 21:31:44,611 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:31:44,611 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-27 21:31:44,612 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145491620] [2020-08-27 21:31:44,615 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-27 21:31:44,615 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:31:44,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-27 21:31:44,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-08-27 21:31:44,616 INFO L87 Difference]: Start difference. First operand 103 states and 120 transitions. Second operand 4 states. [2020-08-27 21:31:45,060 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:31:45,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:31:45,663 INFO L93 Difference]: Finished difference Result 175 states and 214 transitions. [2020-08-27 21:31:45,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-27 21:31:45,664 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-08-27 21:31:45,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:31:45,667 INFO L225 Difference]: With dead ends: 175 [2020-08-27 21:31:45,667 INFO L226 Difference]: Without dead ends: 118 [2020-08-27 21:31:45,690 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-08-27 21:31:45,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-08-27 21:31:45,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 94. [2020-08-27 21:31:45,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-08-27 21:31:45,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 108 transitions. [2020-08-27 21:31:45,725 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 108 transitions. Word has length 47 [2020-08-27 21:31:45,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:31:45,726 INFO L479 AbstractCegarLoop]: Abstraction has 94 states and 108 transitions. [2020-08-27 21:31:45,726 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-27 21:31:45,726 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2020-08-27 21:31:45,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-08-27 21:31:45,728 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:31:45,728 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:31:45,728 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-27 21:31:45,729 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:31:45,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:31:45,729 INFO L82 PathProgramCache]: Analyzing trace with hash -1891924118, now seen corresponding path program 1 times [2020-08-27 21:31:45,729 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:31:45,730 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [286393002] [2020-08-27 21:31:45,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:31:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:46,128 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:31:46,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:31:46,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:46,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:31:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:46,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:31:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:46,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:31:46,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:46,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:31:46,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:46,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-27 21:31:46,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:46,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-27 21:31:46,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:46,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:31:46,255 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [286393002] [2020-08-27 21:31:46,256 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:31:46,256 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-27 21:31:46,256 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719343842] [2020-08-27 21:31:46,257 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-27 21:31:46,257 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:31:46,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-27 21:31:46,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-27 21:31:46,258 INFO L87 Difference]: Start difference. First operand 94 states and 108 transitions. Second operand 8 states. [2020-08-27 21:31:46,640 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:31:47,002 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:47,320 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:47,591 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:48,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:31:48,643 INFO L93 Difference]: Finished difference Result 188 states and 232 transitions. [2020-08-27 21:31:48,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-27 21:31:48,644 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-08-27 21:31:48,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:31:48,649 INFO L225 Difference]: With dead ends: 188 [2020-08-27 21:31:48,649 INFO L226 Difference]: Without dead ends: 118 [2020-08-27 21:31:48,652 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-27 21:31:48,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-08-27 21:31:48,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 94. [2020-08-27 21:31:48,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-08-27 21:31:48,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 107 transitions. [2020-08-27 21:31:48,705 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 107 transitions. Word has length 52 [2020-08-27 21:31:48,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:31:48,706 INFO L479 AbstractCegarLoop]: Abstraction has 94 states and 107 transitions. [2020-08-27 21:31:48,706 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-27 21:31:48,706 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 107 transitions. [2020-08-27 21:31:48,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-27 21:31:48,715 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:31:48,715 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:31:48,716 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-27 21:31:48,716 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:31:48,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:31:48,716 INFO L82 PathProgramCache]: Analyzing trace with hash 886985955, now seen corresponding path program 1 times [2020-08-27 21:31:48,716 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:31:48,717 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1064528600] [2020-08-27 21:31:48,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:31:48,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,129 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:31:49,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:31:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:31:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:31:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:31:49,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:31:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-27 21:31:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-27 21:31:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-08-27 21:31:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-27 21:31:49,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:31:49,242 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1064528600] [2020-08-27 21:31:49,242 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:31:49,242 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-27 21:31:49,242 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625839747] [2020-08-27 21:31:49,243 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-27 21:31:49,243 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:31:49,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-27 21:31:49,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-27 21:31:49,244 INFO L87 Difference]: Start difference. First operand 94 states and 107 transitions. Second operand 8 states. [2020-08-27 21:31:49,670 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:31:50,493 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:50,924 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:31:51,560 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:51,849 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:52,286 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:31:52,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:31:52,775 INFO L93 Difference]: Finished difference Result 294 states and 387 transitions. [2020-08-27 21:31:52,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-27 21:31:52,776 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-08-27 21:31:52,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:31:52,780 INFO L225 Difference]: With dead ends: 294 [2020-08-27 21:31:52,780 INFO L226 Difference]: Without dead ends: 224 [2020-08-27 21:31:52,782 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-08-27 21:31:52,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2020-08-27 21:31:52,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 155. [2020-08-27 21:31:52,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2020-08-27 21:31:52,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 180 transitions. [2020-08-27 21:31:52,829 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 180 transitions. Word has length 60 [2020-08-27 21:31:52,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:31:52,829 INFO L479 AbstractCegarLoop]: Abstraction has 155 states and 180 transitions. [2020-08-27 21:31:52,830 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-27 21:31:52,830 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 180 transitions. [2020-08-27 21:31:52,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-27 21:31:52,831 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:31:52,831 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:31:52,831 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-27 21:31:52,831 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:31:52,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:31:52,832 INFO L82 PathProgramCache]: Analyzing trace with hash -179507553, now seen corresponding path program 1 times [2020-08-27 21:31:52,832 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:31:52,832 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1920353017] [2020-08-27 21:31:52,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:31:52,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:53,175 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:31:53,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:31:53,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:53,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:31:53,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:53,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:31:53,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:53,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:31:53,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:53,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:31:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:53,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-08-27 21:31:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:53,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-08-27 21:31:53,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:53,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-27 21:31:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:53,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-27 21:31:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:53,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-08-27 21:31:53,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:53,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:31:53,324 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1920353017] [2020-08-27 21:31:53,325 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:31:53,325 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-27 21:31:53,325 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926820502] [2020-08-27 21:31:53,327 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-27 21:31:53,327 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:31:53,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-27 21:31:53,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-27 21:31:53,328 INFO L87 Difference]: Start difference. First operand 155 states and 180 transitions. Second operand 9 states. [2020-08-27 21:31:53,771 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:31:54,810 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:55,133 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:55,439 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:55,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:31:55,589 INFO L93 Difference]: Finished difference Result 281 states and 348 transitions. [2020-08-27 21:31:55,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-27 21:31:55,589 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-27 21:31:55,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:31:55,590 INFO L225 Difference]: With dead ends: 281 [2020-08-27 21:31:55,590 INFO L226 Difference]: Without dead ends: 0 [2020-08-27 21:31:55,596 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-08-27 21:31:55,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-27 21:31:55,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-27 21:31:55,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-27 21:31:55,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-27 21:31:55,598 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-08-27 21:31:55,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:31:55,598 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-27 21:31:55,598 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-27 21:31:55,598 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-27 21:31:55,598 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-27 21:31:55,599 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-27 21:31:55,601 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-27 21:31:55,767 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:55,931 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:56,088 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:56,253 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:56,418 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:56,574 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:56,936 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 12 [2020-08-27 21:31:57,108 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:57,260 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:57,417 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:57,578 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:57,731 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:31:57,888 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:58,051 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:58,203 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:58,359 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:58,512 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:58,668 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:58,817 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:58,987 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:59,140 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:59,290 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:59,444 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:59,597 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:59,758 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:59,907 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:00,061 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:00,213 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:00,366 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:00,716 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 12 [2020-08-27 21:32:00,991 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-08-27 21:32:01,347 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 189 [2020-08-27 21:32:01,611 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-08-27 21:32:01,873 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-08-27 21:32:02,039 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:02,191 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:02,345 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:02,503 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:02,657 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:02,806 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:02,959 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:03,112 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:03,433 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 12 [2020-08-27 21:32:03,581 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:03,749 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:03,901 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:04,224 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 12 [2020-08-27 21:32:04,559 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:32:04,809 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 188 [2020-08-27 21:32:05,142 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:32:05,474 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:32:05,795 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 12 [2020-08-27 21:32:05,952 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:32:06,110 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:32:06,259 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:06,413 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:06,877 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2020-08-27 21:32:07,095 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:07,301 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-08-27 21:32:07,726 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-08-27 21:32:07,983 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:32:08,185 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:08,608 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2020-08-27 21:32:08,837 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:09,226 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 12 [2020-08-27 21:32:09,654 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 12 [2020-08-27 21:32:10,035 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2020-08-27 21:32:10,256 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:10,505 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:10,727 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:10,946 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-08-27 21:32:11,368 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2020-08-27 21:32:11,654 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-08-27 21:32:12,104 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2020-08-27 21:32:12,364 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2020-08-27 21:32:12,616 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2020-08-27 21:32:12,832 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-08-27 21:32:12,836 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-08-27 21:32:12,837 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-08-27 21:32:12,837 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-08-27 21:32:12,837 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-08-27 21:32:12,837 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-08-27 21:32:12,837 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-08-27 21:32:12,837 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-08-27 21:32:12,838 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-08-27 21:32:12,838 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-08-27 21:32:12,838 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-08-27 21:32:12,838 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-08-27 21:32:12,838 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-08-27 21:32:12,839 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-08-27 21:32:12,839 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-08-27 21:32:12,839 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-08-27 21:32:12,839 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-08-27 21:32:12,839 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-08-27 21:32:12,839 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-08-27 21:32:12,840 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 427 433) the Hoare annotation is: true [2020-08-27 21:32:12,840 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 427 433) no Hoare annotation was computed. [2020-08-27 21:32:12,840 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 434 442) no Hoare annotation was computed. [2020-08-27 21:32:12,840 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 434 442) the Hoare annotation is: true [2020-08-27 21:32:12,840 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 434 442) no Hoare annotation was computed. [2020-08-27 21:32:12,840 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 521 543) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:12,840 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 521 543) no Hoare annotation was computed. [2020-08-27 21:32:12,840 INFO L264 CegarLoopResult]: At program point L533(line 533) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~3 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:12,841 INFO L264 CegarLoopResult]: At program point L533-1(line 533) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~3 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:12,841 INFO L268 CegarLoopResult]: For program point L531(lines 531 538) no Hoare annotation was computed. [2020-08-27 21:32:12,841 INFO L268 CegarLoopResult]: For program point L531-1(lines 531 538) no Hoare annotation was computed. [2020-08-27 21:32:12,841 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-08-27 21:32:12,841 INFO L264 CegarLoopResult]: At program point L528(line 528) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:12,842 INFO L264 CegarLoopResult]: At program point L527(line 527) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:12,842 INFO L264 CegarLoopResult]: At program point L527-1(line 527) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:12,842 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 521 543) no Hoare annotation was computed. [2020-08-27 21:32:12,842 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 479 502) no Hoare annotation was computed. [2020-08-27 21:32:12,842 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 479 502) no Hoare annotation was computed. [2020-08-27 21:32:12,842 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 479 502) no Hoare annotation was computed. [2020-08-27 21:32:12,842 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-08-27 21:32:12,843 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-08-27 21:32:12,843 INFO L268 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-08-27 21:32:12,843 INFO L268 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-08-27 21:32:12,843 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-08-27 21:32:12,843 INFO L268 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-08-27 21:32:12,843 INFO L268 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-08-27 21:32:12,843 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-08-27 21:32:12,844 INFO L268 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-08-27 21:32:12,844 INFO L268 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-08-27 21:32:12,844 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-08-27 21:32:12,844 INFO L268 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-08-27 21:32:12,844 INFO L268 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-08-27 21:32:12,844 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-08-27 21:32:12,844 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 823 831) no Hoare annotation was computed. [2020-08-27 21:32:12,844 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 823 831) the Hoare annotation is: true [2020-08-27 21:32:12,845 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 823 831) no Hoare annotation was computed. [2020-08-27 21:32:12,845 INFO L268 CegarLoopResult]: For program point L862(line 862) no Hoare annotation was computed. [2020-08-27 21:32:12,845 INFO L268 CegarLoopResult]: For program point L862-1(line 862) no Hoare annotation was computed. [2020-08-27 21:32:12,845 INFO L268 CegarLoopResult]: For program point L851(lines 851 859) no Hoare annotation was computed. [2020-08-27 21:32:12,845 INFO L268 CegarLoopResult]: For program point L851-2(lines 851 859) no Hoare annotation was computed. [2020-08-27 21:32:12,845 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 832 867) no Hoare annotation was computed. [2020-08-27 21:32:12,845 INFO L268 CegarLoopResult]: For program point L839(lines 839 847) no Hoare annotation was computed. [2020-08-27 21:32:12,845 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 832 867) no Hoare annotation was computed. [2020-08-27 21:32:12,846 INFO L268 CegarLoopResult]: For program point L839-2(lines 839 847) no Hoare annotation was computed. [2020-08-27 21:32:12,846 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 832 867) no Hoare annotation was computed. [2020-08-27 21:32:12,846 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 420 426) no Hoare annotation was computed. [2020-08-27 21:32:12,846 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 420 426) the Hoare annotation is: true [2020-08-27 21:32:12,846 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-08-27 21:32:12,846 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-08-27 21:32:12,846 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-08-27 21:32:12,846 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-08-27 21:32:12,846 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-08-27 21:32:12,846 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-08-27 21:32:12,847 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-08-27 21:32:12,847 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-08-27 21:32:12,847 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-08-27 21:32:12,847 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 511 520) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:12,847 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 511 520) no Hoare annotation was computed. [2020-08-27 21:32:12,847 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 511 520) no Hoare annotation was computed. [2020-08-27 21:32:12,847 INFO L271 CegarLoopResult]: At program point L817(line 817) the Hoare annotation is: true [2020-08-27 21:32:12,847 INFO L268 CegarLoopResult]: For program point L817-1(line 817) no Hoare annotation was computed. [2020-08-27 21:32:12,847 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 812 822) the Hoare annotation is: true [2020-08-27 21:32:12,848 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 812 822) no Hoare annotation was computed. [2020-08-27 21:32:12,848 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 812 822) no Hoare annotation was computed. [2020-08-27 21:32:12,848 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 804 811) the Hoare annotation is: true [2020-08-27 21:32:12,848 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 804 811) no Hoare annotation was computed. [2020-08-27 21:32:12,848 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 804 811) no Hoare annotation was computed. [2020-08-27 21:32:12,848 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 771 795) no Hoare annotation was computed. [2020-08-27 21:32:12,848 INFO L264 CegarLoopResult]: At program point L790(line 790) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:32:12,848 INFO L268 CegarLoopResult]: For program point L790-1(lines 771 795) no Hoare annotation was computed. [2020-08-27 21:32:12,848 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 771 795) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:32:12,849 INFO L264 CegarLoopResult]: At program point L785(line 785) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:32:12,849 INFO L264 CegarLoopResult]: At program point L781(line 781) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:32:12,849 INFO L268 CegarLoopResult]: For program point L779(lines 779 787) no Hoare annotation was computed. [2020-08-27 21:32:12,849 INFO L264 CegarLoopResult]: At program point L777(line 777) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:32:12,849 INFO L268 CegarLoopResult]: For program point L777-1(line 777) no Hoare annotation was computed. [2020-08-27 21:32:12,849 INFO L268 CegarLoopResult]: For program point L775(lines 775 792) no Hoare annotation was computed. [2020-08-27 21:32:12,849 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 763 769) no Hoare annotation was computed. [2020-08-27 21:32:12,849 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 763 769) the Hoare annotation is: true [2020-08-27 21:32:12,850 INFO L264 CegarLoopResult]: At program point testENTRY(lines 667 732) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:12,850 INFO L268 CegarLoopResult]: For program point testFINAL(lines 667 732) no Hoare annotation was computed. [2020-08-27 21:32:12,850 INFO L264 CegarLoopResult]: At program point L725(lines 676 726) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:12,850 INFO L268 CegarLoopResult]: For program point L715(lines 715 719) no Hoare annotation was computed. [2020-08-27 21:32:12,850 INFO L264 CegarLoopResult]: At program point L715-2(lines 707 720) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:12,850 INFO L268 CegarLoopResult]: For program point L678(lines 677 724) no Hoare annotation was computed. [2020-08-27 21:32:12,850 INFO L264 CegarLoopResult]: At program point L709(line 709) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:12,850 INFO L268 CegarLoopResult]: For program point L707(lines 707 720) no Hoare annotation was computed. [2020-08-27 21:32:12,851 INFO L264 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:12,851 INFO L268 CegarLoopResult]: For program point L697(lines 697 703) no Hoare annotation was computed. [2020-08-27 21:32:12,851 INFO L268 CegarLoopResult]: For program point L697-1(lines 697 703) no Hoare annotation was computed. [2020-08-27 21:32:12,851 INFO L264 CegarLoopResult]: At program point L722(lines 677 724) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:12,851 INFO L264 CegarLoopResult]: At program point L689(line 689) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:12,851 INFO L268 CegarLoopResult]: For program point L687(lines 687 693) no Hoare annotation was computed. [2020-08-27 21:32:12,852 INFO L268 CegarLoopResult]: For program point L687-1(lines 687 693) no Hoare annotation was computed. [2020-08-27 21:32:12,852 INFO L268 CegarLoopResult]: For program point L679(lines 679 683) no Hoare annotation was computed. [2020-08-27 21:32:12,852 INFO L268 CegarLoopResult]: For program point testEXIT(lines 667 732) no Hoare annotation was computed. [2020-08-27 21:32:12,852 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-08-27 21:32:12,852 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-08-27 21:32:12,852 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-08-27 21:32:12,852 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-08-27 21:32:12,852 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-08-27 21:32:12,853 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-08-27 21:32:12,853 INFO L268 CegarLoopResult]: For program point L641(lines 641 649) no Hoare annotation was computed. [2020-08-27 21:32:12,853 INFO L268 CegarLoopResult]: For program point L641-2(lines 641 649) no Hoare annotation was computed. [2020-08-27 21:32:12,853 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 633 655) no Hoare annotation was computed. [2020-08-27 21:32:12,853 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 633 655) no Hoare annotation was computed. [2020-08-27 21:32:12,853 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 633 655) no Hoare annotation was computed. [2020-08-27 21:32:12,853 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-08-27 21:32:12,853 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-08-27 21:32:12,854 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-08-27 21:32:12,854 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-08-27 21:32:12,854 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-08-27 21:32:12,854 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-08-27 21:32:12,854 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-08-27 21:32:12,854 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-08-27 21:32:12,854 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-08-27 21:32:12,854 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-08-27 21:32:12,854 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-08-27 21:32:12,855 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-08-27 21:32:12,855 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-08-27 21:32:12,855 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-08-27 21:32:12,855 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-08-27 21:32:12,855 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-08-27 21:32:12,855 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 410 419) no Hoare annotation was computed. [2020-08-27 21:32:12,855 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 410 419) no Hoare annotation was computed. [2020-08-27 21:32:12,855 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 410 419) no Hoare annotation was computed. [2020-08-27 21:32:12,856 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:32:12,856 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-27 21:32:12,856 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:32:12,856 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 796 803) no Hoare annotation was computed. [2020-08-27 21:32:12,856 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 796 803) no Hoare annotation was computed. [2020-08-27 21:32:12,857 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 796 803) no Hoare annotation was computed. [2020-08-27 21:32:12,857 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 656 664) no Hoare annotation was computed. [2020-08-27 21:32:12,857 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 656 664) no Hoare annotation was computed. [2020-08-27 21:32:12,857 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 656 664) no Hoare annotation was computed. [2020-08-27 21:32:12,857 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:32:12,857 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-27 21:32:12,857 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:32:12,858 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 612 623) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-27 21:32:12,858 INFO L268 CegarLoopResult]: For program point L616-1(lines 612 623) no Hoare annotation was computed. [2020-08-27 21:32:12,858 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 612 623) no Hoare annotation was computed. [2020-08-27 21:32:12,858 INFO L264 CegarLoopResult]: At program point L752(line 752) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:32:12,858 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 739 762) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:32:12,858 INFO L264 CegarLoopResult]: At program point L750(lines 750 756) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:32:12,859 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 739 762) no Hoare annotation was computed. [2020-08-27 21:32:12,859 INFO L264 CegarLoopResult]: At program point L745(line 745) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:32:12,859 INFO L268 CegarLoopResult]: For program point L743(lines 742 761) no Hoare annotation was computed. [2020-08-27 21:32:12,859 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 739 762) no Hoare annotation was computed. [2020-08-27 21:32:12,859 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 446 475) no Hoare annotation was computed. [2020-08-27 21:32:12,859 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 446 475) the Hoare annotation is: true [2020-08-27 21:32:12,859 INFO L271 CegarLoopResult]: At program point L471(lines 446 475) the Hoare annotation is: true [2020-08-27 21:32:12,860 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-08-27 21:32:12,860 INFO L268 CegarLoopResult]: For program point L460(lines 460 464) no Hoare annotation was computed. [2020-08-27 21:32:12,860 INFO L271 CegarLoopResult]: At program point L460-1(lines 460 464) the Hoare annotation is: true [2020-08-27 21:32:12,860 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-08-27 21:32:12,860 INFO L271 CegarLoopResult]: At program point L456-2(lines 456 470) the Hoare annotation is: true [2020-08-27 21:32:12,860 INFO L271 CegarLoopResult]: At program point L452(line 452) the Hoare annotation is: true [2020-08-27 21:32:12,860 INFO L268 CegarLoopResult]: For program point L452-1(line 452) no Hoare annotation was computed. [2020-08-27 21:32:12,861 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 624 632) the Hoare annotation is: true [2020-08-27 21:32:12,861 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 624 632) no Hoare annotation was computed. [2020-08-27 21:32:12,861 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 624 632) no Hoare annotation was computed. [2020-08-27 21:32:12,861 INFO L268 CegarLoopResult]: For program point L592-1(lines 588 599) no Hoare annotation was computed. [2020-08-27 21:32:12,861 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 588 599) the Hoare annotation is: true [2020-08-27 21:32:12,861 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 588 599) no Hoare annotation was computed. [2020-08-27 21:32:12,861 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 503 509) no Hoare annotation was computed. [2020-08-27 21:32:12,862 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 503 509) the Hoare annotation is: true [2020-08-27 21:32:12,862 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:32:12,862 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-08-27 21:32:12,862 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-27 21:32:12,862 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:32:12,862 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 868 875) no Hoare annotation was computed. [2020-08-27 21:32:12,862 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 868 875) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-08-27 21:32:12,863 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 868 875) no Hoare annotation was computed. [2020-08-27 21:32:12,863 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 600 611) no Hoare annotation was computed. [2020-08-27 21:32:12,863 INFO L268 CegarLoopResult]: For program point L604-1(lines 600 611) no Hoare annotation was computed. [2020-08-27 21:32:12,863 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 600 611) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-27 21:32:12,863 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 574 581) no Hoare annotation was computed. [2020-08-27 21:32:12,863 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2020-08-27 21:32:12,863 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 574 581) the Hoare annotation is: true [2020-08-27 21:32:12,864 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 574 581) no Hoare annotation was computed. [2020-08-27 21:32:12,864 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 548 572) the Hoare annotation is: true [2020-08-27 21:32:12,864 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 548 572) no Hoare annotation was computed. [2020-08-27 21:32:12,864 INFO L264 CegarLoopResult]: At program point L562(line 562) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-27 21:32:12,864 INFO L268 CegarLoopResult]: For program point L560(lines 560 566) no Hoare annotation was computed. [2020-08-27 21:32:12,864 INFO L264 CegarLoopResult]: At program point L558(line 558) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0))) [2020-08-27 21:32:12,864 INFO L268 CegarLoopResult]: For program point L558-1(line 558) no Hoare annotation was computed. [2020-08-27 21:32:12,865 INFO L268 CegarLoopResult]: For program point L556(lines 556 569) no Hoare annotation was computed. [2020-08-27 21:32:12,865 INFO L268 CegarLoopResult]: For program point L556-1(lines 548 572) no Hoare annotation was computed. [2020-08-27 21:32:12,865 INFO L271 CegarLoopResult]: At program point L554(line 554) the Hoare annotation is: true [2020-08-27 21:32:12,865 INFO L268 CegarLoopResult]: For program point L554-1(line 554) no Hoare annotation was computed. [2020-08-27 21:32:12,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 09:32:12 BoogieIcfgContainer [2020-08-27 21:32:12,886 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-27 21:32:12,888 INFO L168 Benchmark]: Toolchain (without parser) took 33346.54 ms. Allocated memory was 139.5 MB in the beginning and 627.6 MB in the end (delta: 488.1 MB). Free memory was 101.9 MB in the beginning and 485.6 MB in the end (delta: -383.7 MB). Peak memory consumption was 463.0 MB. Max. memory is 7.1 GB. [2020-08-27 21:32:12,888 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-27 21:32:12,889 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.52 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 101.7 MB in the beginning and 171.8 MB in the end (delta: -70.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2020-08-27 21:32:12,890 INFO L168 Benchmark]: Boogie Preprocessor took 120.67 ms. Allocated memory is still 202.4 MB. Free memory was 171.8 MB in the beginning and 167.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-08-27 21:32:12,891 INFO L168 Benchmark]: RCFGBuilder took 1404.49 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 167.7 MB in the beginning and 201.4 MB in the end (delta: -33.7 MB). Peak memory consumption was 85.7 MB. Max. memory is 7.1 GB. [2020-08-27 21:32:12,892 INFO L168 Benchmark]: TraceAbstraction took 31095.85 ms. Allocated memory was 234.9 MB in the beginning and 627.6 MB in the end (delta: 392.7 MB). Free memory was 201.4 MB in the beginning and 485.6 MB in the end (delta: -284.3 MB). Peak memory consumption was 467.0 MB. Max. memory is 7.1 GB. [2020-08-27 21:32:12,895 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 720.52 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 101.7 MB in the beginning and 171.8 MB in the end (delta: -70.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.67 ms. Allocated memory is still 202.4 MB. Free memory was 171.8 MB in the beginning and 167.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1404.49 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 167.7 MB in the beginning and 201.4 MB in the end (delta: -33.7 MB). Peak memory consumption was 85.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 31095.85 ms. Allocated memory was 234.9 MB in the beginning and 627.6 MB in the end (delta: 392.7 MB). Free memory was 201.4 MB in the beginning and 485.6 MB in the end (delta: -284.3 MB). Peak memory consumption was 467.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 578]: 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: 456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 208 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 10.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 17.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 413 SDtfs, 716 SDslu, 280 SDs, 0 SdLazy, 1478 SolverSat, 522 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 132 GetRequests, 91 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 5.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=155occurred 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 148 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 245 PreInvPairs, 275 NumberOfFragments, 722 HoareAnnotationTreeSize, 245 FomulaSimplifications, 40907 FormulaSimplificationTreeSizeReduction, 10.8s HoareSimplificationTime, 50 FomulaSimplificationsInter, 7503 FormulaSimplificationTreeSizeReductionInter, 6.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 269 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 264 ConstructedInterpolants, 0 QuantifiedInterpolants, 75562 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, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...