/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 10:43:39,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 10:43:39,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 10:43:39,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 10:43:39,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 10:43:39,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 10:43:39,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 10:43:39,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 10:43:39,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 10:43:39,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 10:43:39,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 10:43:39,203 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 10:43:39,203 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 10:43:39,205 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 10:43:39,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 10:43:39,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 10:43:39,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 10:43:39,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 10:43:39,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 10:43:39,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 10:43:39,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 10:43:39,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 10:43:39,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 10:43:39,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 10:43:39,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 10:43:39,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 10:43:39,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 10:43:39,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 10:43:39,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 10:43:39,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 10:43:39,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 10:43:39,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 10:43:39,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 10:43:39,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 10:43:39,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 10:43:39,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 10:43:39,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 10:43:39,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 10:43:39,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 10:43:39,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 10:43:39,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 10:43:39,243 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 10:43:39,265 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 10:43:39,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 10:43:39,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 10:43:39,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 10:43:39,272 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 10:43:39,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 10:43:39,273 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 10:43:39,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 10:43:39,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 10:43:39,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 10:43:39,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 10:43:39,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 10:43:39,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 10:43:39,274 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 10:43:39,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 10:43:39,274 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 10:43:39,275 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 10:43:39,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 10:43:39,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 10:43:39,275 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 10:43:39,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 10:43:39,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:43:39,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 10:43:39,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 10:43:39,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 10:43:39,277 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 10:43:39,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:39,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 10:43:39,277 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 10:43:39,277 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 -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-20 10:43:39,601 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 10:43:39,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 10:43:39,622 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 10:43:39,623 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 10:43:39,623 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 10:43:39,624 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product21.cil.c [2020-07-20 10:43:39,678 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d13642ca/ff28373e00694babab1626c5731b366a/FLAGb041fb81d [2020-07-20 10:43:40,230 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 10:43:40,230 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product21.cil.c [2020-07-20 10:43:40,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d13642ca/ff28373e00694babab1626c5731b366a/FLAGb041fb81d [2020-07-20 10:43:40,516 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d13642ca/ff28373e00694babab1626c5731b366a [2020-07-20 10:43:40,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 10:43:40,530 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 10:43:40,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 10:43:40,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 10:43:40,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 10:43:40,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:43:40" (1/1) ... [2020-07-20 10:43:40,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@371a13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:40, skipping insertion in model container [2020-07-20 10:43:40,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:43:40" (1/1) ... [2020-07-20 10:43:40,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 10:43:40,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 10:43:41,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:43:41,038 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 10:43:41,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:43:41,193 INFO L208 MainTranslator]: Completed translation [2020-07-20 10:43:41,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:41 WrapperNode [2020-07-20 10:43:41,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 10:43:41,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 10:43:41,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 10:43:41,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 10:43:41,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:41" (1/1) ... [2020-07-20 10:43:41,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:41" (1/1) ... [2020-07-20 10:43:41,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:41" (1/1) ... [2020-07-20 10:43:41,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:41" (1/1) ... [2020-07-20 10:43:41,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:41" (1/1) ... [2020-07-20 10:43:41,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:41" (1/1) ... [2020-07-20 10:43:41,274 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:41" (1/1) ... [2020-07-20 10:43:41,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 10:43:41,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 10:43:41,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 10:43:41,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 10:43:41,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:43:41,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 10:43:41,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 10:43:41,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 10:43:41,365 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 10:43:41,365 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 10:43:41,365 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 10:43:41,365 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 10:43:41,366 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 10:43:41,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-20 10:43:41,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-20 10:43:41,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-20 10:43:41,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 10:43:41,368 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 10:43:41,368 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 10:43:41,368 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 10:43:41,369 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 10:43:41,369 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 10:43:41,369 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 10:43:41,370 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 10:43:41,370 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 10:43:41,370 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 10:43:41,371 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 10:43:41,371 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 10:43:41,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 10:43:41,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 10:43:41,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 10:43:41,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 10:43:41,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 10:43:41,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 10:43:41,373 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 10:43:41,373 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 10:43:41,373 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 10:43:41,373 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-20 10:43:41,373 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 10:43:41,374 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 10:43:41,374 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 10:43:41,374 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 10:43:41,374 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 10:43:41,374 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 10:43:41,375 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 10:43:41,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 10:43:41,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 10:43:41,375 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 10:43:41,375 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 10:43:41,375 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 10:43:41,376 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 10:43:41,377 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 10:43:41,378 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 10:43:41,378 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 10:43:41,378 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 10:43:41,378 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-20 10:43:41,378 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 10:43:41,378 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 10:43:41,378 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 10:43:41,379 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 10:43:41,379 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 10:43:41,379 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 10:43:41,379 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 10:43:41,379 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 10:43:41,379 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 10:43:41,380 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-20 10:43:41,380 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-20 10:43:41,380 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 10:43:41,380 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 10:43:41,380 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 10:43:41,381 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 10:43:41,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 10:43:41,381 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 10:43:41,381 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 10:43:41,381 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 10:43:41,381 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 10:43:41,382 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 10:43:41,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 10:43:41,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 10:43:41,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 10:43:41,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 10:43:41,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 10:43:41,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 10:43:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 10:43:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 10:43:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 10:43:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 10:43:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 10:43:41,386 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 10:43:41,386 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 10:43:41,386 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 10:43:41,387 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 10:43:41,388 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 10:43:41,389 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 10:43:41,389 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-20 10:43:41,390 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 10:43:41,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 10:43:41,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 10:43:41,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 10:43:42,397 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 10:43:42,397 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 10:43:42,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:43:42 BoogieIcfgContainer [2020-07-20 10:43:42,405 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 10:43:42,406 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 10:43:42,406 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 10:43:42,409 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 10:43:42,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:43:40" (1/3) ... [2020-07-20 10:43:42,410 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bbe5ab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:43:42, skipping insertion in model container [2020-07-20 10:43:42,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:41" (2/3) ... [2020-07-20 10:43:42,411 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bbe5ab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:43:42, skipping insertion in model container [2020-07-20 10:43:42,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:43:42" (3/3) ... [2020-07-20 10:43:42,414 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product21.cil.c [2020-07-20 10:43:42,424 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 10:43:42,434 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 10:43:42,449 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 10:43:42,479 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 10:43:42,480 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 10:43:42,480 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 10:43:42,480 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 10:43:42,480 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 10:43:42,480 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 10:43:42,481 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 10:43:42,481 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 10:43:42,503 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2020-07-20 10:43:42,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 10:43:42,514 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:42,515 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] [2020-07-20 10:43:42,515 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:42,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:42,521 INFO L82 PathProgramCache]: Analyzing trace with hash -393031923, now seen corresponding path program 1 times [2020-07-20 10:43:42,530 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:42,531 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1315078179] [2020-07-20 10:43:42,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:42,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:42,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 10:43:42,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:42,849 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 10:43:42,850 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:42,851 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1315078179] [2020-07-20 10:43:42,852 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:42,852 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 10:43:42,853 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150519640] [2020-07-20 10:43:42,858 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 10:43:42,859 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:42,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 10:43:42,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:43:42,876 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 2 states. [2020-07-20 10:43:42,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:42,921 INFO L93 Difference]: Finished difference Result 260 states and 323 transitions. [2020-07-20 10:43:42,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 10:43:42,922 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-20 10:43:42,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:42,936 INFO L225 Difference]: With dead ends: 260 [2020-07-20 10:43:42,936 INFO L226 Difference]: Without dead ends: 132 [2020-07-20 10:43:42,941 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:43:42,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-07-20 10:43:42,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2020-07-20 10:43:42,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-07-20 10:43:42,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 155 transitions. [2020-07-20 10:43:43,001 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 155 transitions. Word has length 59 [2020-07-20 10:43:43,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:43,002 INFO L479 AbstractCegarLoop]: Abstraction has 132 states and 155 transitions. [2020-07-20 10:43:43,002 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 10:43:43,002 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 155 transitions. [2020-07-20 10:43:43,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 10:43:43,011 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:43,014 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] [2020-07-20 10:43:43,227 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:43,228 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:43,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:43,229 INFO L82 PathProgramCache]: Analyzing trace with hash -1952772994, now seen corresponding path program 1 times [2020-07-20 10:43:43,229 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:43,229 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1061877838] [2020-07-20 10:43:43,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:43,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:43,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:43:43,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:43,561 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:43:43,561 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:43,562 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1061877838] [2020-07-20 10:43:43,562 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:43,562 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:43:43,562 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308246299] [2020-07-20 10:43:43,566 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:43:43,566 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:43,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:43:43,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:43:43,567 INFO L87 Difference]: Start difference. First operand 132 states and 155 transitions. Second operand 3 states. [2020-07-20 10:43:43,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:43,615 INFO L93 Difference]: Finished difference Result 236 states and 285 transitions. [2020-07-20 10:43:43,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:43:43,616 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-20 10:43:43,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:43,622 INFO L225 Difference]: With dead ends: 236 [2020-07-20 10:43:43,622 INFO L226 Difference]: Without dead ends: 132 [2020-07-20 10:43:43,627 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:43:43,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-07-20 10:43:43,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2020-07-20 10:43:43,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-07-20 10:43:43,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 154 transitions. [2020-07-20 10:43:43,661 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 154 transitions. Word has length 60 [2020-07-20 10:43:43,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:43,664 INFO L479 AbstractCegarLoop]: Abstraction has 132 states and 154 transitions. [2020-07-20 10:43:43,664 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:43:43,665 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 154 transitions. [2020-07-20 10:43:43,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-07-20 10:43:43,672 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:43,672 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] [2020-07-20 10:43:43,889 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:43,890 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:43,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:43,890 INFO L82 PathProgramCache]: Analyzing trace with hash -49364601, now seen corresponding path program 1 times [2020-07-20 10:43:43,891 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:43,891 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [939651187] [2020-07-20 10:43:43,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:44,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:44,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 10:43:44,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:44,161 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:43:44,161 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:44,161 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [939651187] [2020-07-20 10:43:44,162 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:44,162 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 10:43:44,162 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173293260] [2020-07-20 10:43:44,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:43:44,163 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:44,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:43:44,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:43:44,164 INFO L87 Difference]: Start difference. First operand 132 states and 154 transitions. Second operand 6 states. [2020-07-20 10:43:44,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:44,356 INFO L93 Difference]: Finished difference Result 199 states and 242 transitions. [2020-07-20 10:43:44,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 10:43:44,357 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 77 [2020-07-20 10:43:44,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:44,358 INFO L225 Difference]: With dead ends: 199 [2020-07-20 10:43:44,358 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 10:43:44,359 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 10:43:44,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 10:43:44,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 10:43:44,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 10:43:44,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 10:43:44,360 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 77 [2020-07-20 10:43:44,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:44,361 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 10:43:44,361 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:43:44,361 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 10:43:44,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 10:43:44,568 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:44,571 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 10:43:45,257 INFO L268 CegarLoopResult]: For program point L418-1(lines 418 422) no Hoare annotation was computed. [2020-07-20 10:43:45,257 INFO L268 CegarLoopResult]: For program point L413(line 413) no Hoare annotation was computed. [2020-07-20 10:43:45,258 INFO L268 CegarLoopResult]: For program point L412-2(lines 412 433) no Hoare annotation was computed. [2020-07-20 10:43:45,258 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 387 442) no Hoare annotation was computed. [2020-07-20 10:43:45,258 INFO L268 CegarLoopResult]: For program point L434(lines 411 435) no Hoare annotation was computed. [2020-07-20 10:43:45,258 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 387 442) no Hoare annotation was computed. [2020-07-20 10:43:45,258 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 387 442) no Hoare annotation was computed. [2020-07-20 10:43:45,258 INFO L268 CegarLoopResult]: For program point L418(lines 418 422) no Hoare annotation was computed. [2020-07-20 10:43:45,259 INFO L268 CegarLoopResult]: For program point L475(lines 475 479) no Hoare annotation was computed. [2020-07-20 10:43:45,259 INFO L268 CegarLoopResult]: For program point L475-1(lines 475 479) no Hoare annotation was computed. [2020-07-20 10:43:45,259 INFO L268 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2020-07-20 10:43:45,259 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 443 502) no Hoare annotation was computed. [2020-07-20 10:43:45,259 INFO L268 CegarLoopResult]: For program point L469-2(lines 469 494) no Hoare annotation was computed. [2020-07-20 10:43:45,259 INFO L268 CegarLoopResult]: For program point L495(lines 468 496) no Hoare annotation was computed. [2020-07-20 10:43:45,260 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 443 502) no Hoare annotation was computed. [2020-07-20 10:43:45,260 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 443 502) no Hoare annotation was computed. [2020-07-20 10:43:45,260 INFO L268 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-07-20 10:43:45,260 INFO L268 CegarLoopResult]: For program point L488-1(line 488) no Hoare annotation was computed. [2020-07-20 10:43:45,260 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 318 324) the Hoare annotation is: true [2020-07-20 10:43:45,260 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 318 324) no Hoare annotation was computed. [2020-07-20 10:43:45,261 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 325 333) no Hoare annotation was computed. [2020-07-20 10:43:45,261 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 325 333) the Hoare annotation is: true [2020-07-20 10:43:45,261 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 325 333) no Hoare annotation was computed. [2020-07-20 10:43:45,261 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 150 157) the Hoare annotation is: true [2020-07-20 10:43:45,261 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 150 157) no Hoare annotation was computed. [2020-07-20 10:43:45,261 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 150 157) no Hoare annotation was computed. [2020-07-20 10:43:45,262 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 158 167) the Hoare annotation is: true [2020-07-20 10:43:45,262 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 158 167) no Hoare annotation was computed. [2020-07-20 10:43:45,262 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 158 167) no Hoare annotation was computed. [2020-07-20 10:43:45,262 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-07-20 10:43:45,262 INFO L264 CegarLoopResult]: At program point L183(line 183) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:43:45,262 INFO L268 CegarLoopResult]: For program point L181(lines 181 187) no Hoare annotation was computed. [2020-07-20 10:43:45,263 INFO L268 CegarLoopResult]: For program point L180(lines 180 190) no Hoare annotation was computed. [2020-07-20 10:43:45,263 INFO L271 CegarLoopResult]: At program point L178(line 178) the Hoare annotation is: true [2020-07-20 10:43:45,263 INFO L268 CegarLoopResult]: For program point L178-1(line 178) no Hoare annotation was computed. [2020-07-20 10:43:45,263 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 168 196) the Hoare annotation is: true [2020-07-20 10:43:45,263 INFO L268 CegarLoopResult]: For program point L176(lines 176 193) no Hoare annotation was computed. [2020-07-20 10:43:45,263 INFO L268 CegarLoopResult]: For program point L176-1(lines 168 196) no Hoare annotation was computed. [2020-07-20 10:43:45,264 INFO L271 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: true [2020-07-20 10:43:45,264 INFO L268 CegarLoopResult]: For program point L174-1(line 174) no Hoare annotation was computed. [2020-07-20 10:43:45,264 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 168 196) no Hoare annotation was computed. [2020-07-20 10:43:45,264 INFO L264 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,264 INFO L264 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,265 INFO L264 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,265 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,265 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-07-20 10:43:45,265 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-07-20 10:43:45,265 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,265 INFO L264 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,265 INFO L268 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-07-20 10:43:45,266 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-07-20 10:43:45,266 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-20 10:43:45,266 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-07-20 10:43:45,266 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-20 10:43:45,266 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-07-20 10:43:45,266 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-20 10:43:45,266 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-07-20 10:43:45,267 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-20 10:43:45,267 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-20 10:43:45,267 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-20 10:43:45,267 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-20 10:43:45,267 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-20 10:43:45,267 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-07-20 10:43:45,267 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-20 10:43:45,268 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-20 10:43:45,268 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-07-20 10:43:45,268 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-20 10:43:45,268 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-20 10:43:45,268 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-07-20 10:43:45,268 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 884 892) no Hoare annotation was computed. [2020-07-20 10:43:45,268 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 884 892) the Hoare annotation is: true [2020-07-20 10:43:45,268 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 884 892) no Hoare annotation was computed. [2020-07-20 10:43:45,269 INFO L268 CegarLoopResult]: For program point L938(lines 938 942) no Hoare annotation was computed. [2020-07-20 10:43:45,269 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 929 947) the Hoare annotation is: true [2020-07-20 10:43:45,269 INFO L271 CegarLoopResult]: At program point L936(line 936) the Hoare annotation is: true [2020-07-20 10:43:45,269 INFO L268 CegarLoopResult]: For program point L938-2(lines 938 942) no Hoare annotation was computed. [2020-07-20 10:43:45,269 INFO L268 CegarLoopResult]: For program point L936-1(line 936) no Hoare annotation was computed. [2020-07-20 10:43:45,269 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 929 947) no Hoare annotation was computed. [2020-07-20 10:43:45,269 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 929 947) no Hoare annotation was computed. [2020-07-20 10:43:45,270 INFO L268 CegarLoopResult]: For program point L923(line 923) no Hoare annotation was computed. [2020-07-20 10:43:45,270 INFO L268 CegarLoopResult]: For program point L923-1(line 923) no Hoare annotation was computed. [2020-07-20 10:43:45,270 INFO L268 CegarLoopResult]: For program point L912(lines 912 920) no Hoare annotation was computed. [2020-07-20 10:43:45,270 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 893 928) no Hoare annotation was computed. [2020-07-20 10:43:45,270 INFO L268 CegarLoopResult]: For program point L912-2(lines 912 920) no Hoare annotation was computed. [2020-07-20 10:43:45,270 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 893 928) no Hoare annotation was computed. [2020-07-20 10:43:45,270 INFO L268 CegarLoopResult]: For program point L900(lines 900 908) no Hoare annotation was computed. [2020-07-20 10:43:45,271 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 893 928) no Hoare annotation was computed. [2020-07-20 10:43:45,271 INFO L268 CegarLoopResult]: For program point L900-2(lines 900 908) no Hoare annotation was computed. [2020-07-20 10:43:45,271 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 311 317) no Hoare annotation was computed. [2020-07-20 10:43:45,271 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 311 317) the Hoare annotation is: true [2020-07-20 10:43:45,271 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 341 386) no Hoare annotation was computed. [2020-07-20 10:43:45,271 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 341 386) no Hoare annotation was computed. [2020-07-20 10:43:45,271 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 341 386) no Hoare annotation was computed. [2020-07-20 10:43:45,272 INFO L268 CegarLoopResult]: For program point L668(lines 668 688) no Hoare annotation was computed. [2020-07-20 10:43:45,272 INFO L268 CegarLoopResult]: For program point L668-1(lines 668 688) no Hoare annotation was computed. [2020-07-20 10:43:45,272 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 654 699) no Hoare annotation was computed. [2020-07-20 10:43:45,272 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 654 699) no Hoare annotation was computed. [2020-07-20 10:43:45,272 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 654 699) no Hoare annotation was computed. [2020-07-20 10:43:45,272 INFO L268 CegarLoopResult]: For program point L674(lines 674 681) no Hoare annotation was computed. [2020-07-20 10:43:45,273 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,273 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,273 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2020-07-20 10:43:45,273 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2020-07-20 10:43:45,273 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 873 883) the Hoare annotation is: true [2020-07-20 10:43:45,273 INFO L271 CegarLoopResult]: At program point L878(line 878) the Hoare annotation is: true [2020-07-20 10:43:45,273 INFO L268 CegarLoopResult]: For program point L878-1(line 878) no Hoare annotation was computed. [2020-07-20 10:43:45,274 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 873 883) no Hoare annotation was computed. [2020-07-20 10:43:45,274 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 873 883) no Hoare annotation was computed. [2020-07-20 10:43:45,274 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 865 872) the Hoare annotation is: true [2020-07-20 10:43:45,274 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 865 872) no Hoare annotation was computed. [2020-07-20 10:43:45,274 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 865 872) no Hoare annotation was computed. [2020-07-20 10:43:45,274 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 832 856) no Hoare annotation was computed. [2020-07-20 10:43:45,274 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 832 856) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,275 INFO L264 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,275 INFO L268 CegarLoopResult]: For program point L851-1(lines 832 856) no Hoare annotation was computed. [2020-07-20 10:43:45,275 INFO L264 CegarLoopResult]: At program point L846(line 846) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:43:45,275 INFO L264 CegarLoopResult]: At program point L842(line 842) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:43:45,275 INFO L268 CegarLoopResult]: For program point L840(lines 840 848) no Hoare annotation was computed. [2020-07-20 10:43:45,275 INFO L264 CegarLoopResult]: At program point L838(line 838) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:43:45,276 INFO L268 CegarLoopResult]: For program point L838-1(line 838) no Hoare annotation was computed. [2020-07-20 10:43:45,276 INFO L268 CegarLoopResult]: For program point L836(lines 836 853) no Hoare annotation was computed. [2020-07-20 10:43:45,276 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 798 804) no Hoare annotation was computed. [2020-07-20 10:43:45,276 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 798 804) the Hoare annotation is: true [2020-07-20 10:43:45,276 INFO L264 CegarLoopResult]: At program point testENTRY(lines 701 764) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,276 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,277 INFO L268 CegarLoopResult]: For program point L731(lines 731 737) no Hoare annotation was computed. [2020-07-20 10:43:45,277 INFO L268 CegarLoopResult]: For program point L731-1(lines 731 737) no Hoare annotation was computed. [2020-07-20 10:43:45,277 INFO L268 CegarLoopResult]: For program point testFINAL(lines 701 764) no Hoare annotation was computed. [2020-07-20 10:43:45,277 INFO L264 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,277 INFO L264 CegarLoopResult]: At program point L754(lines 711 756) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,277 INFO L268 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-07-20 10:43:45,277 INFO L268 CegarLoopResult]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2020-07-20 10:43:45,278 INFO L268 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-07-20 10:43:45,278 INFO L264 CegarLoopResult]: At program point L757(lines 710 758) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,278 INFO L268 CegarLoopResult]: For program point L747(lines 747 751) no Hoare annotation was computed. [2020-07-20 10:43:45,278 INFO L264 CegarLoopResult]: At program point L747-2(lines 741 752) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,278 INFO L268 CegarLoopResult]: For program point L712(lines 711 756) no Hoare annotation was computed. [2020-07-20 10:43:45,278 INFO L268 CegarLoopResult]: For program point L741(lines 741 752) no Hoare annotation was computed. [2020-07-20 10:43:45,279 INFO L268 CegarLoopResult]: For program point testEXIT(lines 701 764) no Hoare annotation was computed. [2020-07-20 10:43:45,279 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 608 653) no Hoare annotation was computed. [2020-07-20 10:43:45,279 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 608 653) no Hoare annotation was computed. [2020-07-20 10:43:45,279 INFO L268 CegarLoopResult]: For program point L628(lines 628 635) no Hoare annotation was computed. [2020-07-20 10:43:45,279 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 608 653) no Hoare annotation was computed. [2020-07-20 10:43:45,279 INFO L268 CegarLoopResult]: For program point L622(lines 622 642) no Hoare annotation was computed. [2020-07-20 10:43:45,279 INFO L268 CegarLoopResult]: For program point L622-1(lines 622 642) no Hoare annotation was computed. [2020-07-20 10:43:45,279 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 290 298) no Hoare annotation was computed. [2020-07-20 10:43:45,280 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 290 298) the Hoare annotation is: true [2020-07-20 10:43:45,280 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 290 298) no Hoare annotation was computed. [2020-07-20 10:43:45,280 INFO L268 CegarLoopResult]: For program point L266(lines 266 274) no Hoare annotation was computed. [2020-07-20 10:43:45,280 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 258 280) no Hoare annotation was computed. [2020-07-20 10:43:45,280 INFO L268 CegarLoopResult]: For program point L266-2(lines 266 274) no Hoare annotation was computed. [2020-07-20 10:43:45,280 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 258 280) no Hoare annotation was computed. [2020-07-20 10:43:45,280 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 258 280) no Hoare annotation was computed. [2020-07-20 10:43:45,281 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 301 310) no Hoare annotation was computed. [2020-07-20 10:43:45,281 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 301 310) no Hoare annotation was computed. [2020-07-20 10:43:45,281 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 301 310) no Hoare annotation was computed. [2020-07-20 10:43:45,281 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 505 607) no Hoare annotation was computed. [2020-07-20 10:43:45,281 INFO L268 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-07-20 10:43:45,281 INFO L268 CegarLoopResult]: For program point L570-1(line 570) no Hoare annotation was computed. [2020-07-20 10:43:45,281 INFO L268 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-07-20 10:43:45,282 INFO L268 CegarLoopResult]: For program point L593(lines 593 604) no Hoare annotation was computed. [2020-07-20 10:43:45,282 INFO L268 CegarLoopResult]: For program point L556(lines 556 560) no Hoare annotation was computed. [2020-07-20 10:43:45,282 INFO L268 CegarLoopResult]: For program point L554-2(lines 554 574) no Hoare annotation was computed. [2020-07-20 10:43:45,282 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 505 607) no Hoare annotation was computed. [2020-07-20 10:43:45,282 INFO L268 CegarLoopResult]: For program point L575(lines 553 576) no Hoare annotation was computed. [2020-07-20 10:43:45,282 INFO L268 CegarLoopResult]: For program point L534(lines 534 550) no Hoare annotation was computed. [2020-07-20 10:43:45,282 INFO L268 CegarLoopResult]: For program point L594(lines 594 601) no Hoare annotation was computed. [2020-07-20 10:43:45,283 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 505 607) no Hoare annotation was computed. [2020-07-20 10:43:45,283 INFO L268 CegarLoopResult]: For program point L555(lines 554 574) no Hoare annotation was computed. [2020-07-20 10:43:45,283 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-07-20 10:43:45,283 INFO L268 CegarLoopResult]: For program point L586-1(line 586) no Hoare annotation was computed. [2020-07-20 10:43:45,283 INFO L268 CegarLoopResult]: For program point L551(lines 551 592) no Hoare annotation was computed. [2020-07-20 10:43:45,283 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:43:45,283 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:43:45,284 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:43:45,284 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 857 864) no Hoare annotation was computed. [2020-07-20 10:43:45,284 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 857 864) no Hoare annotation was computed. [2020-07-20 10:43:45,284 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 857 864) no Hoare annotation was computed. [2020-07-20 10:43:45,284 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 281 289) the Hoare annotation is: true [2020-07-20 10:43:45,284 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 281 289) no Hoare annotation was computed. [2020-07-20 10:43:45,284 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 281 289) no Hoare annotation was computed. [2020-07-20 10:43:45,285 INFO L268 CegarLoopResult]: For program point L241-1(lines 237 248) no Hoare annotation was computed. [2020-07-20 10:43:45,285 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 237 248) the Hoare annotation is: true [2020-07-20 10:43:45,285 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 237 248) no Hoare annotation was computed. [2020-07-20 10:43:45,285 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:43:45,285 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 10:43:45,285 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:43:45,285 INFO L264 CegarLoopResult]: At program point L787(line 787) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,286 INFO L264 CegarLoopResult]: At program point L785(lines 785 791) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,286 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 771 797) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,286 INFO L264 CegarLoopResult]: At program point L780(line 780) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:43:45,286 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 771 797) no Hoare annotation was computed. [2020-07-20 10:43:45,286 INFO L268 CegarLoopResult]: For program point L778(lines 774 796) no Hoare annotation was computed. [2020-07-20 10:43:45,286 INFO L268 CegarLoopResult]: For program point L776(lines 774 796) no Hoare annotation was computed. [2020-07-20 10:43:45,287 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 771 797) no Hoare annotation was computed. [2020-07-20 10:43:45,287 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-07-20 10:43:45,287 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-20 10:43:45,287 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,287 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-07-20 10:43:45,287 INFO L264 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,287 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-07-20 10:43:45,288 INFO L264 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,288 INFO L264 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,288 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-07-20 10:43:45,288 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-07-20 10:43:45,288 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 249 257) the Hoare annotation is: true [2020-07-20 10:43:45,288 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 249 257) no Hoare annotation was computed. [2020-07-20 10:43:45,288 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 249 257) no Hoare annotation was computed. [2020-07-20 10:43:45,289 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 213 224) the Hoare annotation is: true [2020-07-20 10:43:45,289 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 213 224) no Hoare annotation was computed. [2020-07-20 10:43:45,289 INFO L268 CegarLoopResult]: For program point L217-1(lines 213 224) no Hoare annotation was computed. [2020-07-20 10:43:45,289 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-07-20 10:43:45,289 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-07-20 10:43:45,289 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:43:45,289 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 10:43:45,289 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:43:45,290 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:43:45,290 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 225 236) no Hoare annotation was computed. [2020-07-20 10:43:45,290 INFO L268 CegarLoopResult]: For program point L229-1(lines 225 236) no Hoare annotation was computed. [2020-07-20 10:43:45,290 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 225 236) the Hoare annotation is: true [2020-07-20 10:43:45,290 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 198 205) no Hoare annotation was computed. [2020-07-20 10:43:45,290 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 202) no Hoare annotation was computed. [2020-07-20 10:43:45,291 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 198 205) the Hoare annotation is: true [2020-07-20 10:43:45,291 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 198 205) no Hoare annotation was computed. [2020-07-20 10:43:45,291 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 806 830) no Hoare annotation was computed. [2020-07-20 10:43:45,291 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 806 830) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,291 INFO L264 CegarLoopResult]: At program point L825(line 825) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:45,291 INFO L268 CegarLoopResult]: For program point L825-1(lines 806 830) no Hoare annotation was computed. [2020-07-20 10:43:45,291 INFO L264 CegarLoopResult]: At program point L820(line 820) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:43:45,292 INFO L264 CegarLoopResult]: At program point L816(line 816) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:43:45,292 INFO L268 CegarLoopResult]: For program point L814(lines 814 822) no Hoare annotation was computed. [2020-07-20 10:43:45,292 INFO L264 CegarLoopResult]: At program point L812(line 812) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:43:45,292 INFO L268 CegarLoopResult]: For program point L812-1(line 812) no Hoare annotation was computed. [2020-07-20 10:43:45,292 INFO L268 CegarLoopResult]: For program point L810(lines 810 827) no Hoare annotation was computed. [2020-07-20 10:43:45,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:43:45 BoogieIcfgContainer [2020-07-20 10:43:45,307 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 10:43:45,310 INFO L168 Benchmark]: Toolchain (without parser) took 4780.88 ms. Allocated memory was 146.8 MB in the beginning and 249.0 MB in the end (delta: 102.2 MB). Free memory was 101.9 MB in the beginning and 138.1 MB in the end (delta: -36.2 MB). Peak memory consumption was 114.1 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:45,311 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 146.8 MB. Free memory was 121.7 MB in the beginning and 121.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 10:43:45,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.51 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 101.5 MB in the beginning and 171.9 MB in the end (delta: -70.5 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:45,313 INFO L168 Benchmark]: Boogie Preprocessor took 88.74 ms. Allocated memory is still 204.5 MB. Free memory was 171.9 MB in the beginning and 168.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:45,314 INFO L168 Benchmark]: RCFGBuilder took 1121.69 ms. Allocated memory was 204.5 MB in the beginning and 238.6 MB in the end (delta: 34.1 MB). Free memory was 168.0 MB in the beginning and 197.8 MB in the end (delta: -29.9 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:45,315 INFO L168 Benchmark]: TraceAbstraction took 2901.59 ms. Allocated memory was 238.6 MB in the beginning and 249.0 MB in the end (delta: 10.5 MB). Free memory was 197.8 MB in the beginning and 138.1 MB in the end (delta: 59.7 MB). Peak memory consumption was 118.3 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:45,322 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 146.8 MB. Free memory was 121.7 MB in the beginning and 121.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 662.51 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 101.5 MB in the beginning and 171.9 MB in the end (delta: -70.5 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.74 ms. Allocated memory is still 204.5 MB. Free memory was 171.9 MB in the beginning and 168.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1121.69 ms. Allocated memory was 204.5 MB in the beginning and 238.6 MB in the end (delta: 34.1 MB). Free memory was 168.0 MB in the beginning and 197.8 MB in the end (delta: -29.9 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2901.59 ms. Allocated memory was 238.6 MB in the beginning and 249.0 MB in the end (delta: 10.5 MB). Free memory was 197.8 MB in the beginning and 138.1 MB in the end (delta: 59.7 MB). Peak memory consumption was 118.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 202]: 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: 711]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == \old(pumpRunning))) || 0 == pumpRunning - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == \old(pumpRunning))) || 0 == pumpRunning - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == \old(pumpRunning))) || 0 == pumpRunning - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 234 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.0s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 420 SDtfs, 196 SDslu, 254 SDs, 0 SdLazy, 66 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 195 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=175occurred 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: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 222 PreInvPairs, 238 NumberOfFragments, 405 HoareAnnotationTreeSize, 222 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 60 FomulaSimplificationsInter, 310 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 196 NumberOfCodeBlocks, 196 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 193 ConstructedInterpolants, 0 QuantifiedInterpolants, 21259 SizeOfPredicates, 3 NumberOfNonLiveVariables, 2111 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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...