/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 true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.5 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-19 06:42:59,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-19 06:42:59,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-19 06:42:59,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-19 06:42:59,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-19 06:42:59,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-19 06:42:59,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-19 06:42:59,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-19 06:42:59,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-19 06:42:59,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-19 06:42:59,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-19 06:42:59,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-19 06:42:59,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-19 06:42:59,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-19 06:42:59,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-19 06:42:59,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-19 06:42:59,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-19 06:42:59,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-19 06:42:59,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-19 06:42:59,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-19 06:42:59,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-19 06:42:59,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-19 06:42:59,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-19 06:42:59,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-19 06:42:59,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-19 06:42:59,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-19 06:42:59,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-19 06:42:59,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-19 06:42:59,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-19 06:42:59,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-19 06:42:59,174 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-19 06:42:59,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-19 06:42:59,176 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-19 06:42:59,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-19 06:42:59,180 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-19 06:42:59,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-19 06:42:59,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-19 06:42:59,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-19 06:42:59,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-19 06:42:59,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-19 06:42:59,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-19 06:42:59,188 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 [2020-08-19 06:42:59,227 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-19 06:42:59,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-19 06:42:59,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-19 06:42:59,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-19 06:42:59,230 INFO L138 SettingsManager]: * Use SBE=true [2020-08-19 06:42:59,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-19 06:42:59,231 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-19 06:42:59,231 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-19 06:42:59,231 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-19 06:42:59,231 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-19 06:42:59,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-19 06:42:59,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-19 06:42:59,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-19 06:42:59,233 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-19 06:42:59,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-19 06:42:59,233 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-19 06:42:59,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-19 06:42:59,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-19 06:42:59,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-19 06:42:59,234 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-19 06:42:59,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-19 06:42:59,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 06:42:59,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-19 06:42:59,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-19 06:42:59,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-19 06:42:59,236 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-19 06:42:59,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-19 06:42:59,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-19 06:42:59,236 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-19 06:42:59,236 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 -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5; [2020-08-19 06:42:59,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-19 06:42:59,586 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-19 06:42:59,592 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-19 06:42:59,594 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-19 06:42:59,594 INFO L275 PluginConnector]: CDTParser initialized [2020-08-19 06:42:59,595 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2020-08-19 06:42:59,673 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/109414394/5d7d294834d34d4e87d5d401ad15efba/FLAGf484a5d93 [2020-08-19 06:43:00,143 INFO L306 CDTParser]: Found 1 translation units. [2020-08-19 06:43:00,144 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2020-08-19 06:43:00,157 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/109414394/5d7d294834d34d4e87d5d401ad15efba/FLAGf484a5d93 [2020-08-19 06:43:00,459 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/109414394/5d7d294834d34d4e87d5d401ad15efba [2020-08-19 06:43:00,467 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-19 06:43:00,468 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-19 06:43:00,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-19 06:43:00,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-19 06:43:00,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-19 06:43:00,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 06:43:00" (1/1) ... [2020-08-19 06:43:00,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11cafb76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:43:00, skipping insertion in model container [2020-08-19 06:43:00,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 06:43:00" (1/1) ... [2020-08-19 06:43:00,486 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-19 06:43:00,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-19 06:43:00,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 06:43:01,052 INFO L203 MainTranslator]: Completed pre-run [2020-08-19 06:43:01,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 06:43:01,216 INFO L208 MainTranslator]: Completed translation [2020-08-19 06:43:01,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:43:01 WrapperNode [2020-08-19 06:43:01,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-19 06:43:01,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-19 06:43:01,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-19 06:43:01,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-19 06:43:01,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:43:01" (1/1) ... [2020-08-19 06:43:01,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:43:01" (1/1) ... [2020-08-19 06:43:01,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:43:01" (1/1) ... [2020-08-19 06:43:01,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:43:01" (1/1) ... [2020-08-19 06:43:01,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:43:01" (1/1) ... [2020-08-19 06:43:01,291 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:43:01" (1/1) ... [2020-08-19 06:43:01,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:43:01" (1/1) ... [2020-08-19 06:43:01,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-19 06:43:01,318 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-19 06:43:01,318 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-19 06:43:01,318 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-19 06:43:01,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:43:01" (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 [2020-08-19 06:43:01,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-19 06:43:01,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-19 06:43:01,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-19 06:43:01,414 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-19 06:43:01,414 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-19 06:43:01,414 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-08-19 06:43:01,414 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-19 06:43:01,414 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-08-19 06:43:01,415 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-19 06:43:01,416 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-19 06:43:01,416 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-19 06:43:01,416 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-19 06:43:01,416 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-19 06:43:01,416 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-08-19 06:43:01,416 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-19 06:43:01,417 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-19 06:43:01,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-19 06:43:01,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-19 06:43:01,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-19 06:43:01,418 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-19 06:43:01,418 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-19 06:43:01,418 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-19 06:43:01,418 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-19 06:43:01,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-19 06:43:01,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-19 06:43:01,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-19 06:43:01,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-19 06:43:01,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-19 06:43:01,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-19 06:43:01,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-19 06:43:01,421 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-19 06:43:01,421 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-19 06:43:01,421 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-19 06:43:01,421 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-19 06:43:01,421 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-19 06:43:01,422 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-19 06:43:01,422 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-19 06:43:01,422 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-19 06:43:01,422 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-19 06:43:01,422 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-19 06:43:01,422 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-19 06:43:01,422 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-08-19 06:43:01,423 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-19 06:43:01,423 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-19 06:43:01,423 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-19 06:43:01,423 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-19 06:43:01,423 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-19 06:43:01,423 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-19 06:43:01,424 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-08-19 06:43:01,424 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-19 06:43:01,424 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-19 06:43:01,424 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-19 06:43:01,424 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-19 06:43:01,424 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-19 06:43:01,425 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-19 06:43:01,425 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-19 06:43:01,426 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-19 06:43:01,426 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-19 06:43:01,426 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-19 06:43:01,426 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-08-19 06:43:01,426 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-08-19 06:43:01,426 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-19 06:43:01,426 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-08-19 06:43:01,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-19 06:43:01,427 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-19 06:43:01,427 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-19 06:43:01,427 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-19 06:43:01,427 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-19 06:43:01,427 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-19 06:43:01,428 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-19 06:43:01,428 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-19 06:43:01,429 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-19 06:43:01,429 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-19 06:43:01,430 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-19 06:43:01,430 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-19 06:43:01,430 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-19 06:43:01,431 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-19 06:43:01,431 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-19 06:43:01,431 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-19 06:43:01,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-19 06:43:01,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-19 06:43:01,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-19 06:43:01,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-19 06:43:01,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-19 06:43:01,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-19 06:43:01,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-19 06:43:01,433 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-19 06:43:01,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-19 06:43:01,433 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-19 06:43:01,433 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-19 06:43:01,433 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-19 06:43:01,433 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-19 06:43:01,433 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-19 06:43:01,434 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-19 06:43:01,435 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-19 06:43:01,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-19 06:43:01,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-19 06:43:01,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-19 06:43:02,595 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-19 06:43:02,595 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-19 06:43:02,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 06:43:02 BoogieIcfgContainer [2020-08-19 06:43:02,604 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-19 06:43:02,606 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-19 06:43:02,606 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-19 06:43:02,609 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-19 06:43:02,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.08 06:43:00" (1/3) ... [2020-08-19 06:43:02,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@200b5dae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 06:43:02, skipping insertion in model container [2020-08-19 06:43:02,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:43:01" (2/3) ... [2020-08-19 06:43:02,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@200b5dae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 06:43:02, skipping insertion in model container [2020-08-19 06:43:02,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 06:43:02" (3/3) ... [2020-08-19 06:43:02,614 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product30.cil.c [2020-08-19 06:43:02,625 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-19 06:43:02,636 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-19 06:43:02,651 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-19 06:43:02,678 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-19 06:43:02,678 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-19 06:43:02,678 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-19 06:43:02,679 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-19 06:43:02,679 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-19 06:43:02,679 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-19 06:43:02,679 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-19 06:43:02,679 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-19 06:43:02,699 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states. [2020-08-19 06:43:02,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-19 06:43:02,710 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:43:02,711 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:43:02,712 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:43:02,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:43:02,719 INFO L82 PathProgramCache]: Analyzing trace with hash -1955189829, now seen corresponding path program 1 times [2020-08-19 06:43:02,728 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:43:02,728 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1740045913] [2020-08-19 06:43:02,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:43:03,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:03,414 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 06:43:03,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:43:03,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:03,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 06:43:03,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:03,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 06:43:03,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:03,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-19 06:43:03,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:03,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-19 06:43:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:03,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 06:43:03,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:03,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-19 06:43:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:03,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:43:03,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:03,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-19 06:43:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:03,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-19 06:43:03,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:03,548 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-19 06:43:03,549 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1740045913] [2020-08-19 06:43:03,551 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 06:43:03,552 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-19 06:43:03,553 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674836977] [2020-08-19 06:43:03,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-19 06:43:03,559 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:43:03,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-19 06:43:03,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-19 06:43:03,577 INFO L87 Difference]: Start difference. First operand 187 states. Second operand 4 states. [2020-08-19 06:43:04,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:43:04,695 INFO L93 Difference]: Finished difference Result 301 states and 387 transitions. [2020-08-19 06:43:04,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-19 06:43:04,697 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-19 06:43:04,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:43:04,712 INFO L225 Difference]: With dead ends: 301 [2020-08-19 06:43:04,713 INFO L226 Difference]: Without dead ends: 166 [2020-08-19 06:43:04,718 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-19 06:43:04,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-08-19 06:43:04,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 136. [2020-08-19 06:43:04,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-08-19 06:43:04,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 159 transitions. [2020-08-19 06:43:04,813 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 159 transitions. Word has length 59 [2020-08-19 06:43:04,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:43:04,814 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 159 transitions. [2020-08-19 06:43:04,814 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-19 06:43:04,814 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 159 transitions. [2020-08-19 06:43:04,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-19 06:43:04,818 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:43:04,818 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:43:04,818 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-19 06:43:04,819 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:43:04,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:43:04,819 INFO L82 PathProgramCache]: Analyzing trace with hash 1233948209, now seen corresponding path program 1 times [2020-08-19 06:43:04,819 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:43:04,820 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1124115847] [2020-08-19 06:43:04,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:43:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:05,216 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 06:43:05,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:43:05,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:05,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 06:43:05,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:05,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 06:43:05,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:05,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-19 06:43:05,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:05,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-19 06:43:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:05,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 06:43:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:05,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-19 06:43:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:05,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:43:05,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:05,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-19 06:43:05,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:05,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-19 06:43:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:05,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-19 06:43:05,281 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1124115847] [2020-08-19 06:43:05,281 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 06:43:05,281 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-19 06:43:05,282 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592335949] [2020-08-19 06:43:05,283 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 06:43:05,284 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:43:05,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 06:43:05,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-19 06:43:05,284 INFO L87 Difference]: Start difference. First operand 136 states and 159 transitions. Second operand 5 states. [2020-08-19 06:43:05,758 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-19 06:43:06,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:43:06,652 INFO L93 Difference]: Finished difference Result 242 states and 295 transitions. [2020-08-19 06:43:06,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-19 06:43:06,655 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-08-19 06:43:06,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:43:06,658 INFO L225 Difference]: With dead ends: 242 [2020-08-19 06:43:06,658 INFO L226 Difference]: Without dead ends: 156 [2020-08-19 06:43:06,660 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-19 06:43:06,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-08-19 06:43:06,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 127. [2020-08-19 06:43:06,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-08-19 06:43:06,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 147 transitions. [2020-08-19 06:43:06,703 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 147 transitions. Word has length 60 [2020-08-19 06:43:06,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:43:06,704 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 147 transitions. [2020-08-19 06:43:06,704 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 06:43:06,705 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 147 transitions. [2020-08-19 06:43:06,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-08-19 06:43:06,709 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:43:06,710 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:43:06,710 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-19 06:43:06,710 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:43:06,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:43:06,711 INFO L82 PathProgramCache]: Analyzing trace with hash -385728390, now seen corresponding path program 1 times [2020-08-19 06:43:06,711 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:43:06,711 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [791605840] [2020-08-19 06:43:06,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:43:06,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:07,086 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 06:43:07,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:43:07,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:07,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 06:43:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:07,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 06:43:07,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:07,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-19 06:43:07,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:07,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-19 06:43:07,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:07,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 06:43:07,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:07,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-19 06:43:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:07,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:43:07,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:07,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-19 06:43:07,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:07,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-08-19 06:43:07,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:07,259 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-19 06:43:07,259 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [791605840] [2020-08-19 06:43:07,259 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 06:43:07,260 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-19 06:43:07,260 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955306582] [2020-08-19 06:43:07,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-19 06:43:07,262 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:43:07,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-19 06:43:07,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-19 06:43:07,262 INFO L87 Difference]: Start difference. First operand 127 states and 147 transitions. Second operand 9 states. [2020-08-19 06:43:07,593 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-19 06:43:07,936 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 06:43:08,155 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 06:43:08,393 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 06:43:09,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:43:09,461 INFO L93 Difference]: Finished difference Result 255 states and 314 transitions. [2020-08-19 06:43:09,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-19 06:43:09,461 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-08-19 06:43:09,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:43:09,465 INFO L225 Difference]: With dead ends: 255 [2020-08-19 06:43:09,465 INFO L226 Difference]: Without dead ends: 156 [2020-08-19 06:43:09,467 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-08-19 06:43:09,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-08-19 06:43:09,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 127. [2020-08-19 06:43:09,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-08-19 06:43:09,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 146 transitions. [2020-08-19 06:43:09,505 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 146 transitions. Word has length 65 [2020-08-19 06:43:09,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:43:09,506 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 146 transitions. [2020-08-19 06:43:09,506 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-19 06:43:09,506 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 146 transitions. [2020-08-19 06:43:09,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-08-19 06:43:09,508 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:43:09,508 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:43:09,509 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-19 06:43:09,509 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:43:09,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:43:09,509 INFO L82 PathProgramCache]: Analyzing trace with hash -834881370, now seen corresponding path program 1 times [2020-08-19 06:43:09,510 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:43:09,510 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [249061619] [2020-08-19 06:43:09,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:43:09,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:09,784 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 06:43:09,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:43:09,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:09,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 06:43:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:09,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 06:43:09,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:09,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-19 06:43:09,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:09,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-19 06:43:09,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:09,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 06:43:09,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:09,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-19 06:43:09,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:09,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:43:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:09,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-19 06:43:09,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:09,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 06:43:09,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:09,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 06:43:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:09,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-19 06:43:09,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:09,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-08-19 06:43:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:43:09,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-19 06:43:09,898 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [249061619] [2020-08-19 06:43:09,898 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 06:43:09,898 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-19 06:43:09,899 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378030860] [2020-08-19 06:43:09,899 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-19 06:43:09,899 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:43:09,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-19 06:43:09,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-19 06:43:09,900 INFO L87 Difference]: Start difference. First operand 127 states and 146 transitions. Second operand 9 states. [2020-08-19 06:43:10,286 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-19 06:43:10,945 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 06:43:11,584 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 06:43:11,853 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 06:43:11,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:43:11,923 INFO L93 Difference]: Finished difference Result 212 states and 264 transitions. [2020-08-19 06:43:11,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-19 06:43:11,924 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 78 [2020-08-19 06:43:11,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:43:11,926 INFO L225 Difference]: With dead ends: 212 [2020-08-19 06:43:11,926 INFO L226 Difference]: Without dead ends: 0 [2020-08-19 06:43:11,929 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-08-19 06:43:11,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-19 06:43:11,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-19 06:43:11,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-19 06:43:11,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-19 06:43:11,931 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 78 [2020-08-19 06:43:11,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:43:11,931 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-19 06:43:11,931 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-19 06:43:11,931 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-19 06:43:11,931 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-19 06:43:11,932 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-19 06:43:11,934 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-19 06:43:13,087 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-19 06:43:13,253 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 06:43:13,493 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-19 06:43:13,659 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-08-19 06:43:13,870 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 06:43:14,041 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 06:43:14,198 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2020-08-19 06:43:14,392 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-19 06:43:14,570 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-19 06:43:14,764 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-19 06:43:14,944 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-19 06:43:15,109 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 06:43:15,274 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 06:43:15,439 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 06:43:15,592 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-19 06:43:15,765 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-19 06:43:15,947 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 06:43:16,202 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-19 06:43:16,373 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-19 06:43:16,377 INFO L268 CegarLoopResult]: For program point L500(lines 500 504) no Hoare annotation was computed. [2020-08-19 06:43:16,377 INFO L268 CegarLoopResult]: For program point L500-1(lines 500 504) no Hoare annotation was computed. [2020-08-19 06:43:16,378 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 469 524) no Hoare annotation was computed. [2020-08-19 06:43:16,378 INFO L268 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-08-19 06:43:16,378 INFO L268 CegarLoopResult]: For program point L494-2(lines 494 515) no Hoare annotation was computed. [2020-08-19 06:43:16,378 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 469 524) no Hoare annotation was computed. [2020-08-19 06:43:16,378 INFO L268 CegarLoopResult]: For program point L516(lines 493 517) no Hoare annotation was computed. [2020-08-19 06:43:16,378 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 469 524) no Hoare annotation was computed. [2020-08-19 06:43:16,378 INFO L268 CegarLoopResult]: For program point L577(lines 550 578) no Hoare annotation was computed. [2020-08-19 06:43:16,379 INFO L268 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-08-19 06:43:16,379 INFO L268 CegarLoopResult]: For program point L570-1(line 570) no Hoare annotation was computed. [2020-08-19 06:43:16,379 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 525 584) no Hoare annotation was computed. [2020-08-19 06:43:16,379 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 525 584) no Hoare annotation was computed. [2020-08-19 06:43:16,379 INFO L268 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-08-19 06:43:16,379 INFO L268 CegarLoopResult]: For program point L557-1(lines 557 561) no Hoare annotation was computed. [2020-08-19 06:43:16,379 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 525 584) no Hoare annotation was computed. [2020-08-19 06:43:16,379 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-08-19 06:43:16,380 INFO L268 CegarLoopResult]: For program point L551-2(lines 551 576) no Hoare annotation was computed. [2020-08-19 06:43:16,380 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 400 406) the Hoare annotation is: true [2020-08-19 06:43:16,380 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 400 406) no Hoare annotation was computed. [2020-08-19 06:43:16,380 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 407 415) no Hoare annotation was computed. [2020-08-19 06:43:16,381 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 407 415) the Hoare annotation is: true [2020-08-19 06:43:16,381 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 407 415) no Hoare annotation was computed. [2020-08-19 06:43:16,381 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 331 338) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-19 06:43:16,381 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 331 338) no Hoare annotation was computed. [2020-08-19 06:43:16,381 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 331 338) no Hoare annotation was computed. [2020-08-19 06:43:16,382 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 339 348) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-19 06:43:16,382 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 339 348) no Hoare annotation was computed. [2020-08-19 06:43:16,382 INFO L268 CegarLoopResult]: For program point L344(line 344) no Hoare annotation was computed. [2020-08-19 06:43:16,382 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 339 348) no Hoare annotation was computed. [2020-08-19 06:43:16,382 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 349 377) the Hoare annotation is: true [2020-08-19 06:43:16,382 INFO L264 CegarLoopResult]: At program point L364(line 364) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-08-19 06:43:16,382 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 349 377) no Hoare annotation was computed. [2020-08-19 06:43:16,383 INFO L268 CegarLoopResult]: For program point L362(lines 362 368) no Hoare annotation was computed. [2020-08-19 06:43:16,383 INFO L268 CegarLoopResult]: For program point L361(lines 361 371) no Hoare annotation was computed. [2020-08-19 06:43:16,383 INFO L271 CegarLoopResult]: At program point L359(line 359) the Hoare annotation is: true [2020-08-19 06:43:16,383 INFO L268 CegarLoopResult]: For program point L359-1(line 359) no Hoare annotation was computed. [2020-08-19 06:43:16,383 INFO L268 CegarLoopResult]: For program point L357(lines 357 374) no Hoare annotation was computed. [2020-08-19 06:43:16,383 INFO L268 CegarLoopResult]: For program point L357-1(lines 349 377) no Hoare annotation was computed. [2020-08-19 06:43:16,383 INFO L271 CegarLoopResult]: At program point L355(line 355) the Hoare annotation is: true [2020-08-19 06:43:16,383 INFO L268 CegarLoopResult]: For program point L355-1(line 355) no Hoare annotation was computed. [2020-08-19 06:43:16,383 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 865 887) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,384 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 865 887) no Hoare annotation was computed. [2020-08-19 06:43:16,384 INFO L264 CegarLoopResult]: At program point L877(line 877) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~9 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,384 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 865 887) no Hoare annotation was computed. [2020-08-19 06:43:16,384 INFO L264 CegarLoopResult]: At program point L877-1(line 877) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~9 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,384 INFO L268 CegarLoopResult]: For program point L875(lines 875 882) no Hoare annotation was computed. [2020-08-19 06:43:16,384 INFO L268 CegarLoopResult]: For program point L875-1(lines 875 882) no Hoare annotation was computed. [2020-08-19 06:43:16,384 INFO L268 CegarLoopResult]: For program point L873(line 873) no Hoare annotation was computed. [2020-08-19 06:43:16,385 INFO L264 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,385 INFO L264 CegarLoopResult]: At program point L871(line 871) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,385 INFO L264 CegarLoopResult]: At program point L871-1(line 871) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,385 INFO L268 CegarLoopResult]: For program point L833(line 833) no Hoare annotation was computed. [2020-08-19 06:43:16,385 INFO L268 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-08-19 06:43:16,386 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 823 846) no Hoare annotation was computed. [2020-08-19 06:43:16,386 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-08-19 06:43:16,386 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-08-19 06:43:16,386 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-08-19 06:43:16,386 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 823 846) no Hoare annotation was computed. [2020-08-19 06:43:16,386 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-08-19 06:43:16,386 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 823 846) no Hoare annotation was computed. [2020-08-19 06:43:16,386 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-08-19 06:43:16,387 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-08-19 06:43:16,387 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-08-19 06:43:16,387 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-08-19 06:43:16,387 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-08-19 06:43:16,387 INFO L268 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-08-19 06:43:16,387 INFO L268 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-08-19 06:43:16,387 INFO L268 CegarLoopResult]: For program point L834(line 834) no Hoare annotation was computed. [2020-08-19 06:43:16,387 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,387 INFO L268 CegarLoopResult]: For program point L96-1(line 96) no Hoare annotation was computed. [2020-08-19 06:43:16,387 INFO L268 CegarLoopResult]: For program point L94(lines 94 111) no Hoare annotation was computed. [2020-08-19 06:43:16,387 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 90 114) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,388 INFO L264 CegarLoopResult]: At program point L109(line 109) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,388 INFO L268 CegarLoopResult]: For program point L109-1(lines 90 114) no Hoare annotation was computed. [2020-08-19 06:43:16,388 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 90 114) no Hoare annotation was computed. [2020-08-19 06:43:16,388 INFO L264 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,388 INFO L264 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,388 INFO L268 CegarLoopResult]: For program point L98(lines 98 106) no Hoare annotation was computed. [2020-08-19 06:43:16,388 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 185 193) no Hoare annotation was computed. [2020-08-19 06:43:16,388 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 185 193) the Hoare annotation is: true [2020-08-19 06:43:16,388 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 185 193) no Hoare annotation was computed. [2020-08-19 06:43:16,388 INFO L268 CegarLoopResult]: For program point L239(lines 239 243) no Hoare annotation was computed. [2020-08-19 06:43:16,388 INFO L271 CegarLoopResult]: At program point L237(line 237) the Hoare annotation is: true [2020-08-19 06:43:16,389 INFO L268 CegarLoopResult]: For program point L239-2(lines 239 243) no Hoare annotation was computed. [2020-08-19 06:43:16,389 INFO L268 CegarLoopResult]: For program point L237-1(line 237) no Hoare annotation was computed. [2020-08-19 06:43:16,389 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 230 248) the Hoare annotation is: true [2020-08-19 06:43:16,389 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 230 248) no Hoare annotation was computed. [2020-08-19 06:43:16,389 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 230 248) no Hoare annotation was computed. [2020-08-19 06:43:16,389 INFO L268 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-08-19 06:43:16,389 INFO L268 CegarLoopResult]: For program point L224-1(line 224) no Hoare annotation was computed. [2020-08-19 06:43:16,389 INFO L268 CegarLoopResult]: For program point L213(lines 213 221) no Hoare annotation was computed. [2020-08-19 06:43:16,389 INFO L268 CegarLoopResult]: For program point L213-2(lines 213 221) no Hoare annotation was computed. [2020-08-19 06:43:16,389 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 194 229) no Hoare annotation was computed. [2020-08-19 06:43:16,390 INFO L268 CegarLoopResult]: For program point L201(lines 201 209) no Hoare annotation was computed. [2020-08-19 06:43:16,390 INFO L268 CegarLoopResult]: For program point L201-2(lines 201 209) no Hoare annotation was computed. [2020-08-19 06:43:16,390 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 194 229) no Hoare annotation was computed. [2020-08-19 06:43:16,390 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 194 229) no Hoare annotation was computed. [2020-08-19 06:43:16,390 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 393 399) no Hoare annotation was computed. [2020-08-19 06:43:16,390 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 393 399) the Hoare annotation is: true [2020-08-19 06:43:16,390 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 423 468) no Hoare annotation was computed. [2020-08-19 06:43:16,390 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 423 468) no Hoare annotation was computed. [2020-08-19 06:43:16,390 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 423 468) no Hoare annotation was computed. [2020-08-19 06:43:16,390 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 736 781) no Hoare annotation was computed. [2020-08-19 06:43:16,390 INFO L268 CegarLoopResult]: For program point L756(lines 756 763) no Hoare annotation was computed. [2020-08-19 06:43:16,390 INFO L268 CegarLoopResult]: For program point L750(lines 750 770) no Hoare annotation was computed. [2020-08-19 06:43:16,391 INFO L268 CegarLoopResult]: For program point L750-1(lines 750 770) no Hoare annotation was computed. [2020-08-19 06:43:16,391 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 736 781) no Hoare annotation was computed. [2020-08-19 06:43:16,391 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 736 781) no Hoare annotation was computed. [2020-08-19 06:43:16,391 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 854 864) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,391 INFO L264 CegarLoopResult]: At program point L859(line 859) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-08-19 06:43:16,391 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 854 864) no Hoare annotation was computed. [2020-08-19 06:43:16,391 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 854 864) no Hoare annotation was computed. [2020-08-19 06:43:16,391 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 174 184) the Hoare annotation is: true [2020-08-19 06:43:16,391 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 174 184) no Hoare annotation was computed. [2020-08-19 06:43:16,392 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 174 184) no Hoare annotation was computed. [2020-08-19 06:43:16,392 INFO L271 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: true [2020-08-19 06:43:16,392 INFO L268 CegarLoopResult]: For program point L179-1(line 179) no Hoare annotation was computed. [2020-08-19 06:43:16,392 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 166 173) the Hoare annotation is: true [2020-08-19 06:43:16,392 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 166 173) no Hoare annotation was computed. [2020-08-19 06:43:16,392 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 166 173) no Hoare annotation was computed. [2020-08-19 06:43:16,392 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,392 INFO L268 CegarLoopResult]: For program point L124(lines 124 132) no Hoare annotation was computed. [2020-08-19 06:43:16,392 INFO L264 CegarLoopResult]: At program point L122(line 122) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,392 INFO L268 CegarLoopResult]: For program point L122-1(line 122) no Hoare annotation was computed. [2020-08-19 06:43:16,392 INFO L268 CegarLoopResult]: For program point L120(lines 120 137) no Hoare annotation was computed. [2020-08-19 06:43:16,392 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 116 140) no Hoare annotation was computed. [2020-08-19 06:43:16,393 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 116 140) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,393 INFO L264 CegarLoopResult]: At program point L135(line 135) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,393 INFO L268 CegarLoopResult]: For program point L135-1(lines 116 140) no Hoare annotation was computed. [2020-08-19 06:43:16,393 INFO L264 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,393 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 82 88) no Hoare annotation was computed. [2020-08-19 06:43:16,393 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 82 88) the Hoare annotation is: true [2020-08-19 06:43:16,393 INFO L264 CegarLoopResult]: At program point testENTRY(lines 261 326) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,393 INFO L264 CegarLoopResult]: At program point L316(lines 271 318) 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))) [2020-08-19 06:43:16,394 INFO L264 CegarLoopResult]: At program point L283(line 283) 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))) [2020-08-19 06:43:16,394 INFO L268 CegarLoopResult]: For program point L281(lines 281 287) no Hoare annotation was computed. [2020-08-19 06:43:16,394 INFO L268 CegarLoopResult]: For program point L281-1(lines 281 287) no Hoare annotation was computed. [2020-08-19 06:43:16,394 INFO L268 CegarLoopResult]: For program point testFINAL(lines 261 326) no Hoare annotation was computed. [2020-08-19 06:43:16,394 INFO L268 CegarLoopResult]: For program point L273(lines 273 277) no Hoare annotation was computed. [2020-08-19 06:43:16,394 INFO L264 CegarLoopResult]: At program point L319(lines 270 320) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,394 INFO L268 CegarLoopResult]: For program point L309(lines 309 313) no Hoare annotation was computed. [2020-08-19 06:43:16,394 INFO L264 CegarLoopResult]: At program point L309-2(lines 301 314) 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))) [2020-08-19 06:43:16,394 INFO L268 CegarLoopResult]: For program point L272(lines 271 318) no Hoare annotation was computed. [2020-08-19 06:43:16,395 INFO L264 CegarLoopResult]: At program point L303(line 303) 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))) [2020-08-19 06:43:16,395 INFO L268 CegarLoopResult]: For program point L301(lines 301 314) no Hoare annotation was computed. [2020-08-19 06:43:16,395 INFO L264 CegarLoopResult]: At program point L293(line 293) 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))) [2020-08-19 06:43:16,395 INFO L268 CegarLoopResult]: For program point L291(lines 291 297) no Hoare annotation was computed. [2020-08-19 06:43:16,395 INFO L268 CegarLoopResult]: For program point testEXIT(lines 261 326) no Hoare annotation was computed. [2020-08-19 06:43:16,395 INFO L268 CegarLoopResult]: For program point L291-1(lines 291 297) no Hoare annotation was computed. [2020-08-19 06:43:16,395 INFO L268 CegarLoopResult]: For program point L704(lines 704 724) no Hoare annotation was computed. [2020-08-19 06:43:16,395 INFO L268 CegarLoopResult]: For program point L704-1(lines 704 724) no Hoare annotation was computed. [2020-08-19 06:43:16,395 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 690 735) no Hoare annotation was computed. [2020-08-19 06:43:16,395 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 690 735) no Hoare annotation was computed. [2020-08-19 06:43:16,395 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 690 735) no Hoare annotation was computed. [2020-08-19 06:43:16,395 INFO L268 CegarLoopResult]: For program point L710(lines 710 717) no Hoare annotation was computed. [2020-08-19 06:43:16,396 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 141 148) no Hoare annotation was computed. [2020-08-19 06:43:16,396 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 141 148) no Hoare annotation was computed. [2020-08-19 06:43:16,396 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 141 148) no Hoare annotation was computed. [2020-08-19 06:43:16,396 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 968 976) no Hoare annotation was computed. [2020-08-19 06:43:16,396 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 968 976) the Hoare annotation is: true [2020-08-19 06:43:16,396 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 968 976) no Hoare annotation was computed. [2020-08-19 06:43:16,396 INFO L268 CegarLoopResult]: For program point L944(lines 944 952) no Hoare annotation was computed. [2020-08-19 06:43:16,396 INFO L268 CegarLoopResult]: For program point L944-2(lines 944 952) no Hoare annotation was computed. [2020-08-19 06:43:16,396 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 936 958) no Hoare annotation was computed. [2020-08-19 06:43:16,397 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 936 958) no Hoare annotation was computed. [2020-08-19 06:43:16,397 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 936 958) no Hoare annotation was computed. [2020-08-19 06:43:16,397 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 383 392) no Hoare annotation was computed. [2020-08-19 06:43:16,397 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 383 392) no Hoare annotation was computed. [2020-08-19 06:43:16,397 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 383 392) no Hoare annotation was computed. [2020-08-19 06:43:16,397 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 587 689) no Hoare annotation was computed. [2020-08-19 06:43:16,397 INFO L268 CegarLoopResult]: For program point L638(lines 638 642) no Hoare annotation was computed. [2020-08-19 06:43:16,397 INFO L268 CegarLoopResult]: For program point L636-2(lines 636 656) no Hoare annotation was computed. [2020-08-19 06:43:16,397 INFO L268 CegarLoopResult]: For program point L657(lines 635 658) no Hoare annotation was computed. [2020-08-19 06:43:16,397 INFO L268 CegarLoopResult]: For program point L616(lines 616 632) no Hoare annotation was computed. [2020-08-19 06:43:16,398 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 587 689) no Hoare annotation was computed. [2020-08-19 06:43:16,398 INFO L268 CegarLoopResult]: For program point L676(lines 676 683) no Hoare annotation was computed. [2020-08-19 06:43:16,398 INFO L268 CegarLoopResult]: For program point L637(lines 636 656) no Hoare annotation was computed. [2020-08-19 06:43:16,398 INFO L268 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-08-19 06:43:16,398 INFO L268 CegarLoopResult]: For program point L668-1(line 668) no Hoare annotation was computed. [2020-08-19 06:43:16,398 INFO L268 CegarLoopResult]: For program point L633(lines 633 674) no Hoare annotation was computed. [2020-08-19 06:43:16,398 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 587 689) no Hoare annotation was computed. [2020-08-19 06:43:16,398 INFO L268 CegarLoopResult]: For program point L652(line 652) no Hoare annotation was computed. [2020-08-19 06:43:16,398 INFO L268 CegarLoopResult]: For program point L652-1(line 652) no Hoare annotation was computed. [2020-08-19 06:43:16,398 INFO L268 CegarLoopResult]: For program point L611(lines 611 615) no Hoare annotation was computed. [2020-08-19 06:43:16,398 INFO L268 CegarLoopResult]: For program point L675(lines 675 686) no Hoare annotation was computed. [2020-08-19 06:43:16,398 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-19 06:43:16,399 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#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~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-19 06:43:16,399 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-19 06:43:16,399 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-08-19 06:43:16,399 INFO L268 CegarLoopResult]: For program point L160-1(lines 149 165) no Hoare annotation was computed. [2020-08-19 06:43:16,399 INFO L268 CegarLoopResult]: For program point L156(lines 156 162) no Hoare annotation was computed. [2020-08-19 06:43:16,399 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 149 165) no Hoare annotation was computed. [2020-08-19 06:43:16,399 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-08-19 06:43:16,399 INFO L268 CegarLoopResult]: For program point L154-1(line 154) no Hoare annotation was computed. [2020-08-19 06:43:16,400 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 149 165) no Hoare annotation was computed. [2020-08-19 06:43:16,400 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 959 967) the Hoare annotation is: true [2020-08-19 06:43:16,400 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 959 967) no Hoare annotation was computed. [2020-08-19 06:43:16,400 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 959 967) no Hoare annotation was computed. [2020-08-19 06:43:16,400 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 915 926) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-19 06:43:16,400 INFO L268 CegarLoopResult]: For program point L919-1(lines 915 926) no Hoare annotation was computed. [2020-08-19 06:43:16,400 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 915 926) no Hoare annotation was computed. [2020-08-19 06:43:16,400 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-19 06:43:16,400 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-19 06:43:16,400 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-19 06:43:16,401 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 927 935) the Hoare annotation is: true [2020-08-19 06:43:16,401 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 927 935) no Hoare annotation was computed. [2020-08-19 06:43:16,401 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 927 935) no Hoare annotation was computed. [2020-08-19 06:43:16,401 INFO L264 CegarLoopResult]: At program point L64(line 64) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,401 INFO L268 CegarLoopResult]: For program point L62(lines 58 80) no Hoare annotation was computed. [2020-08-19 06:43:16,401 INFO L268 CegarLoopResult]: For program point L60(lines 58 80) no Hoare annotation was computed. [2020-08-19 06:43:16,401 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 55 81) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 06:43:16,401 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 55 81) no Hoare annotation was computed. [2020-08-19 06:43:16,401 INFO L264 CegarLoopResult]: At program point L71(line 71) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-19 06:43:16,402 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 55 81) no Hoare annotation was computed. [2020-08-19 06:43:16,402 INFO L264 CegarLoopResult]: At program point L69(lines 69 75) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-19 06:43:16,402 INFO L271 CegarLoopResult]: At program point L803-2(lines 803 817) the Hoare annotation is: true [2020-08-19 06:43:16,402 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 793 822) no Hoare annotation was computed. [2020-08-19 06:43:16,402 INFO L271 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: true [2020-08-19 06:43:16,402 INFO L268 CegarLoopResult]: For program point L799-1(line 799) no Hoare annotation was computed. [2020-08-19 06:43:16,402 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 793 822) the Hoare annotation is: true [2020-08-19 06:43:16,402 INFO L271 CegarLoopResult]: At program point L818(lines 793 822) the Hoare annotation is: true [2020-08-19 06:43:16,402 INFO L268 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2020-08-19 06:43:16,402 INFO L268 CegarLoopResult]: For program point L807(lines 807 811) no Hoare annotation was computed. [2020-08-19 06:43:16,403 INFO L271 CegarLoopResult]: At program point L807-1(lines 807 811) the Hoare annotation is: true [2020-08-19 06:43:16,403 INFO L268 CegarLoopResult]: For program point L804(line 804) no Hoare annotation was computed. [2020-08-19 06:43:16,403 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 891 902) the Hoare annotation is: true [2020-08-19 06:43:16,403 INFO L268 CegarLoopResult]: For program point L895-1(lines 891 902) no Hoare annotation was computed. [2020-08-19 06:43:16,403 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 891 902) no Hoare annotation was computed. [2020-08-19 06:43:16,403 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 847 853) no Hoare annotation was computed. [2020-08-19 06:43:16,403 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 847 853) the Hoare annotation is: true [2020-08-19 06:43:16,403 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-19 06:43:16,403 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-19 06:43:16,404 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-19 06:43:16,404 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-19 06:43:16,404 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 249 256) no Hoare annotation was computed. [2020-08-19 06:43:16,404 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 249 256) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-08-19 06:43:16,404 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 249 256) no Hoare annotation was computed. [2020-08-19 06:43:16,404 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 903 914) no Hoare annotation was computed. [2020-08-19 06:43:16,404 INFO L268 CegarLoopResult]: For program point L907-1(lines 903 914) no Hoare annotation was computed. [2020-08-19 06:43:16,404 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 903 914) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-19 06:43:16,405 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 783 790) no Hoare annotation was computed. [2020-08-19 06:43:16,405 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 787) no Hoare annotation was computed. [2020-08-19 06:43:16,405 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 783 790) the Hoare annotation is: true [2020-08-19 06:43:16,405 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 783 790) no Hoare annotation was computed. [2020-08-19 06:43:16,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.08 06:43:16 BoogieIcfgContainer [2020-08-19 06:43:16,432 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-19 06:43:16,434 INFO L168 Benchmark]: Toolchain (without parser) took 15965.25 ms. Allocated memory was 140.0 MB in the beginning and 517.5 MB in the end (delta: 377.5 MB). Free memory was 102.8 MB in the beginning and 295.1 MB in the end (delta: -192.3 MB). Peak memory consumption was 350.3 MB. Max. memory is 7.1 GB. [2020-08-19 06:43:16,435 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-19 06:43:16,438 INFO L168 Benchmark]: CACSL2BoogieTranslator took 748.89 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 102.6 MB in the beginning and 172.3 MB in the end (delta: -69.7 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. [2020-08-19 06:43:16,439 INFO L168 Benchmark]: Boogie Preprocessor took 98.90 ms. Allocated memory is still 203.4 MB. Free memory was 172.3 MB in the beginning and 168.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-08-19 06:43:16,441 INFO L168 Benchmark]: RCFGBuilder took 1286.62 ms. Allocated memory was 203.4 MB in the beginning and 237.5 MB in the end (delta: 34.1 MB). Free memory was 168.2 MB in the beginning and 197.9 MB in the end (delta: -29.7 MB). Peak memory consumption was 83.7 MB. Max. memory is 7.1 GB. [2020-08-19 06:43:16,442 INFO L168 Benchmark]: TraceAbstraction took 13825.70 ms. Allocated memory was 237.5 MB in the beginning and 517.5 MB in the end (delta: 280.0 MB). Free memory was 196.4 MB in the beginning and 295.1 MB in the end (delta: -98.7 MB). Peak memory consumption was 346.4 MB. Max. memory is 7.1 GB. [2020-08-19 06:43:16,449 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 748.89 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 102.6 MB in the beginning and 172.3 MB in the end (delta: -69.7 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.90 ms. Allocated memory is still 203.4 MB. Free memory was 172.3 MB in the beginning and 168.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1286.62 ms. Allocated memory was 203.4 MB in the beginning and 237.5 MB in the end (delta: 34.1 MB). Free memory was 168.2 MB in the beginning and 197.9 MB in the end (delta: -29.7 MB). Peak memory consumption was 83.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13825.70 ms. Allocated memory was 237.5 MB in the beginning and 517.5 MB in the end (delta: 280.0 MB). Free memory was 196.4 MB in the beginning and 295.1 MB in the end (delta: -98.7 MB). Peak memory consumption was 346.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 787]: 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: 803]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 245 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.2s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 6.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 431 SDtfs, 605 SDslu, 268 SDs, 0 SdLazy, 1197 SolverSat, 408 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 126 GetRequests, 93 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=187occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 88 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 249 PreInvPairs, 269 NumberOfFragments, 768 HoareAnnotationTreeSize, 249 FomulaSimplifications, 10532 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 62 FomulaSimplificationsInter, 5351 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 262 NumberOfCodeBlocks, 262 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 258 ConstructedInterpolants, 0 QuantifiedInterpolants, 77920 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...