/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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 01:01:27,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 01:01:27,120 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 01:01:27,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 01:01:27,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 01:01:27,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 01:01:27,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 01:01:27,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 01:01:27,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 01:01:27,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 01:01:27,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 01:01:27,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 01:01:27,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 01:01:27,142 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 01:01:27,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 01:01:27,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 01:01:27,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 01:01:27,146 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 01:01:27,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 01:01:27,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 01:01:27,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 01:01:27,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 01:01:27,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 01:01:27,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 01:01:27,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 01:01:27,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 01:01:27,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 01:01:27,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 01:01:27,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 01:01:27,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 01:01:27,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 01:01:27,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 01:01:27,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 01:01:27,163 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 01:01:27,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 01:01:27,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 01:01:27,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 01:01:27,165 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 01:01:27,166 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 01:01:27,167 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 01:01:27,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 01:01:27,168 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 01:01:27,183 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 01:01:27,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 01:01:27,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 01:01:27,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 01:01:27,185 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 01:01:27,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 01:01:27,185 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 01:01:27,185 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 01:01:27,186 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 01:01:27,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 01:01:27,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 01:01:27,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 01:01:27,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 01:01:27,187 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 01:01:27,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 01:01:27,187 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 01:01:27,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 01:01:27,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 01:01:27,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 01:01:27,188 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 01:01:27,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 01:01:27,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 01:01:27,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 01:01:27,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 01:01:27,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 01:01:27,190 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 01:01:27,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 01:01:27,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 01:01:27,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-11-07 01:01:27,474 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 01:01:27,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 01:01:27,495 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 01:01:27,497 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 01:01:27,497 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 01:01:27,498 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product17.cil.c [2019-11-07 01:01:27,573 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/140a41c91/9732601ab3824b59bb467f911f03c6c6/FLAGbaafb7a43 [2019-11-07 01:01:28,162 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 01:01:28,163 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product17.cil.c [2019-11-07 01:01:28,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/140a41c91/9732601ab3824b59bb467f911f03c6c6/FLAGbaafb7a43 [2019-11-07 01:01:28,475 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/140a41c91/9732601ab3824b59bb467f911f03c6c6 [2019-11-07 01:01:28,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 01:01:28,486 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 01:01:28,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 01:01:28,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 01:01:28,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 01:01:28,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:01:28" (1/1) ... [2019-11-07 01:01:28,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3da24f5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:28, skipping insertion in model container [2019-11-07 01:01:28,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:01:28" (1/1) ... [2019-11-07 01:01:28,504 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 01:01:28,573 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 01:01:29,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:01:29,042 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 01:01:29,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:01:29,159 INFO L192 MainTranslator]: Completed translation [2019-11-07 01:01:29,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:29 WrapperNode [2019-11-07 01:01:29,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 01:01:29,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 01:01:29,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 01:01:29,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 01:01:29,175 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:29" (1/1) ... [2019-11-07 01:01:29,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:29" (1/1) ... [2019-11-07 01:01:29,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:29" (1/1) ... [2019-11-07 01:01:29,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:29" (1/1) ... [2019-11-07 01:01:29,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:29" (1/1) ... [2019-11-07 01:01:29,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:29" (1/1) ... [2019-11-07 01:01:29,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:29" (1/1) ... [2019-11-07 01:01:29,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 01:01:29,258 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 01:01:29,258 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 01:01:29,258 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 01:01:29,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 01:01:29,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 01:01:29,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 01:01:29,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 01:01:29,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-11-07 01:01:29,326 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 01:01:29,326 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 01:01:29,326 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 01:01:29,326 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 01:01:29,327 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 01:01:29,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 01:01:29,327 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 01:01:29,327 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 01:01:29,327 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 01:01:29,328 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 01:01:29,328 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 01:01:29,328 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 01:01:29,330 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 01:01:29,330 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 01:01:29,331 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 01:01:29,331 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 01:01:29,331 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 01:01:29,332 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 01:01:29,332 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 01:01:29,332 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-07 01:01:29,332 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 01:01:29,332 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 01:01:29,334 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 01:01:29,334 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 01:01:29,334 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 01:01:29,334 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 01:01:29,334 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-07 01:01:29,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 01:01:29,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 01:01:29,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 01:01:29,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 01:01:29,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 01:01:29,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 01:01:29,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 01:01:29,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 01:01:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 01:01:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 01:01:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 01:01:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 01:01:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-11-07 01:01:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 01:01:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 01:01:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 01:01:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 01:01:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 01:01:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 01:01:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 01:01:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 01:01:29,339 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 01:01:29,339 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 01:01:29,339 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 01:01:29,339 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 01:01:29,339 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 01:01:29,339 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 01:01:29,339 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 01:01:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 01:01:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 01:01:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-07 01:01:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 01:01:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 01:01:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 01:01:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 01:01:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-07 01:01:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 01:01:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 01:01:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 01:01:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 01:01:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 01:01:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 01:01:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 01:01:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 01:01:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 01:01:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 01:01:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 01:01:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 01:01:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 01:01:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 01:01:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 01:01:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 01:01:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 01:01:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 01:01:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 01:01:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 01:01:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 01:01:30,404 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 01:01:30,405 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 01:01:30,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:01:30 BoogieIcfgContainer [2019-11-07 01:01:30,407 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 01:01:30,408 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 01:01:30,408 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 01:01:30,411 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 01:01:30,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:01:28" (1/3) ... [2019-11-07 01:01:30,412 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cfdfc90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:01:30, skipping insertion in model container [2019-11-07 01:01:30,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:01:29" (2/3) ... [2019-11-07 01:01:30,413 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cfdfc90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:01:30, skipping insertion in model container [2019-11-07 01:01:30,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:01:30" (3/3) ... [2019-11-07 01:01:30,415 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product17.cil.c [2019-11-07 01:01:30,425 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 01:01:30,433 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 01:01:30,444 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 01:01:30,479 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 01:01:30,479 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 01:01:30,480 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 01:01:30,480 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 01:01:30,481 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 01:01:30,481 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 01:01:30,481 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 01:01:30,481 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 01:01:30,509 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2019-11-07 01:01:30,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-07 01:01:30,516 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:01:30,517 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:01:30,518 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:01:30,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:01:30,524 INFO L82 PathProgramCache]: Analyzing trace with hash -11503159, now seen corresponding path program 1 times [2019-11-07 01:01:30,533 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:01:30,533 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410130608] [2019-11-07 01:01:30,534 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:01:30,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:01:30,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:01:30,906 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410130608] [2019-11-07 01:01:30,907 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:01:30,907 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 01:01:30,908 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651725931] [2019-11-07 01:01:30,913 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 01:01:30,915 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:01:30,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 01:01:30,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 01:01:30,930 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 2 states. [2019-11-07 01:01:30,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:01:30,966 INFO L93 Difference]: Finished difference Result 208 states and 259 transitions. [2019-11-07 01:01:30,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 01:01:30,968 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-11-07 01:01:30,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:01:30,981 INFO L225 Difference]: With dead ends: 208 [2019-11-07 01:01:30,982 INFO L226 Difference]: Without dead ends: 104 [2019-11-07 01:01:30,986 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 01:01:31,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2019-11-07 01:01:31,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2019-11-07 01:01:31,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-11-07 01:01:31,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 121 transitions. [2019-11-07 01:01:31,043 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 121 transitions. Word has length 46 [2019-11-07 01:01:31,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:01:31,044 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 121 transitions. [2019-11-07 01:01:31,044 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 01:01:31,044 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 121 transitions. [2019-11-07 01:01:31,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-07 01:01:31,048 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:01:31,048 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:01:31,048 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:01:31,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:01:31,049 INFO L82 PathProgramCache]: Analyzing trace with hash -916860037, now seen corresponding path program 1 times [2019-11-07 01:01:31,049 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:01:31,049 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802273697] [2019-11-07 01:01:31,049 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:01:31,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:01:31,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:01:31,142 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802273697] [2019-11-07 01:01:31,143 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:01:31,143 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 01:01:31,144 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340698652] [2019-11-07 01:01:31,147 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 01:01:31,147 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:01:31,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 01:01:31,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:01:31,148 INFO L87 Difference]: Start difference. First operand 104 states and 121 transitions. Second operand 3 states. [2019-11-07 01:01:31,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:01:31,193 INFO L93 Difference]: Finished difference Result 157 states and 181 transitions. [2019-11-07 01:01:31,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 01:01:31,195 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-11-07 01:01:31,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:01:31,198 INFO L225 Difference]: With dead ends: 157 [2019-11-07 01:01:31,198 INFO L226 Difference]: Without dead ends: 95 [2019-11-07 01:01:31,200 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:01:31,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2019-11-07 01:01:31,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2019-11-07 01:01:31,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-11-07 01:01:31,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2019-11-07 01:01:31,212 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 47 [2019-11-07 01:01:31,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:01:31,213 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2019-11-07 01:01:31,213 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 01:01:31,213 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2019-11-07 01:01:31,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-07 01:01:31,215 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:01:31,215 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:01:31,215 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:01:31,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:01:31,216 INFO L82 PathProgramCache]: Analyzing trace with hash 70257927, now seen corresponding path program 1 times [2019-11-07 01:01:31,216 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:01:31,216 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690340844] [2019-11-07 01:01:31,216 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:01:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:01:31,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:01:31,344 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690340844] [2019-11-07 01:01:31,344 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:01:31,344 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 01:01:31,344 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321600898] [2019-11-07 01:01:31,345 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 01:01:31,345 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:01:31,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 01:01:31,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 01:01:31,346 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 7 states. [2019-11-07 01:01:31,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:01:31,616 INFO L93 Difference]: Finished difference Result 166 states and 195 transitions. [2019-11-07 01:01:31,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-07 01:01:31,617 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-11-07 01:01:31,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:01:31,619 INFO L225 Difference]: With dead ends: 166 [2019-11-07 01:01:31,619 INFO L226 Difference]: Without dead ends: 95 [2019-11-07 01:01:31,621 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-11-07 01:01:31,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2019-11-07 01:01:31,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2019-11-07 01:01:31,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-11-07 01:01:31,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2019-11-07 01:01:31,638 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 51 [2019-11-07 01:01:31,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:01:31,639 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2019-11-07 01:01:31,639 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 01:01:31,639 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2019-11-07 01:01:31,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-07 01:01:31,641 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:01:31,642 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:01:31,644 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:01:31,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:01:31,644 INFO L82 PathProgramCache]: Analyzing trace with hash 1578513704, now seen corresponding path program 1 times [2019-11-07 01:01:31,645 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:01:31,645 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837709704] [2019-11-07 01:01:31,645 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:01:31,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:01:31,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:01:31,875 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837709704] [2019-11-07 01:01:31,875 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:01:31,875 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-11-07 01:01:31,875 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979227356] [2019-11-07 01:01:31,876 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-07 01:01:31,876 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:01:31,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-07 01:01:31,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-11-07 01:01:31,877 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 10 states. [2019-11-07 01:01:32,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:01:32,425 INFO L93 Difference]: Finished difference Result 288 states and 353 transitions. [2019-11-07 01:01:32,427 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-11-07 01:01:32,427 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 59 [2019-11-07 01:01:32,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:01:32,435 INFO L225 Difference]: With dead ends: 288 [2019-11-07 01:01:32,435 INFO L226 Difference]: Without dead ends: 217 [2019-11-07 01:01:32,437 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-11-07 01:01:32,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2019-11-07 01:01:32,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 213. [2019-11-07 01:01:32,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2019-11-07 01:01:32,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 252 transitions. [2019-11-07 01:01:32,492 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 252 transitions. Word has length 59 [2019-11-07 01:01:32,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:01:32,495 INFO L462 AbstractCegarLoop]: Abstraction has 213 states and 252 transitions. [2019-11-07 01:01:32,495 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-07 01:01:32,495 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 252 transitions. [2019-11-07 01:01:32,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-07 01:01:32,500 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:01:32,505 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:01:32,506 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:01:32,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:01:32,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1583734356, now seen corresponding path program 1 times [2019-11-07 01:01:32,509 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:01:32,510 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720690982] [2019-11-07 01:01:32,510 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:01:32,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:01:32,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:01:32,604 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720690982] [2019-11-07 01:01:32,605 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:01:32,605 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 01:01:32,605 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038411893] [2019-11-07 01:01:32,606 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 01:01:32,612 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:01:32,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 01:01:32,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:01:32,613 INFO L87 Difference]: Start difference. First operand 213 states and 252 transitions. Second operand 3 states. [2019-11-07 01:01:32,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:01:32,640 INFO L93 Difference]: Finished difference Result 338 states and 409 transitions. [2019-11-07 01:01:32,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 01:01:32,641 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2019-11-07 01:01:32,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:01:32,642 INFO L225 Difference]: With dead ends: 338 [2019-11-07 01:01:32,643 INFO L226 Difference]: Without dead ends: 149 [2019-11-07 01:01:32,645 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:01:32,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2019-11-07 01:01:32,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2019-11-07 01:01:32,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2019-11-07 01:01:32,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 167 transitions. [2019-11-07 01:01:32,658 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 167 transitions. Word has length 67 [2019-11-07 01:01:32,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:01:32,658 INFO L462 AbstractCegarLoop]: Abstraction has 149 states and 167 transitions. [2019-11-07 01:01:32,658 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 01:01:32,658 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 167 transitions. [2019-11-07 01:01:32,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-07 01:01:32,660 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:01:32,660 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:01:32,661 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:01:32,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:01:32,661 INFO L82 PathProgramCache]: Analyzing trace with hash 368759171, now seen corresponding path program 1 times [2019-11-07 01:01:32,661 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:01:32,661 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333003371] [2019-11-07 01:01:32,662 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:01:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:01:32,803 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-07 01:01:32,804 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333003371] [2019-11-07 01:01:32,804 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1111104067] [2019-11-07 01:01:32,805 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 01:01:33,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:01:33,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 15 conjunts are in the unsatisfiable core [2019-11-07 01:01:33,065 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-07 01:01:33,201 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-07 01:01:33,202 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-07 01:01:33,331 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-07 01:01:33,342 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-07 01:01:33,451 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-07 01:01:33,452 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAbstractInterpretation [488386066] [2019-11-07 01:01:33,458 INFO L211 CegarAbsIntRunner]: Running AI on error trace of length 99 [2019-11-07 01:01:33,497 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-11-07 01:01:33,498 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 01:01:33,561 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-11-07 01:01:33,562 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 69 root evaluator evaluations with a maximum evaluation depth of 0. Performed 69 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 126 variables. [2019-11-07 01:01:33,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:01:33,567 INFO L536 sIntCurrentIteration]: Generating AbsInt predicates [2019-11-07 01:01:33,611 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-11-07 01:01:33,611 INFO L551 sIntCurrentIteration]: Unifying AI predicates [2019-11-07 01:01:33,614 INFO L553 sIntCurrentIteration]: We unified 97 AI predicates to 97 [2019-11-07 01:01:33,615 INFO L562 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-11-07 01:01:33,615 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-11-07 01:01:33,616 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7, 7, 8] total 15 [2019-11-07 01:01:33,616 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891545110] [2019-11-07 01:01:33,617 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 01:01:33,617 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:01:33,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-07 01:01:33,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2019-11-07 01:01:33,618 INFO L87 Difference]: Start difference. First operand 149 states and 167 transitions. Second operand 2 states. [2019-11-07 01:01:33,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:01:33,621 INFO L93 Difference]: Finished difference Result 149 states and 167 transitions. [2019-11-07 01:01:33,621 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 01:01:33,621 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 98 [2019-11-07 01:01:33,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:01:33,622 INFO L225 Difference]: With dead ends: 149 [2019-11-07 01:01:33,622 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 01:01:33,623 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 190 SyntacticMatches, 8 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2019-11-07 01:01:33,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 01:01:33,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 01:01:33,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 01:01:33,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 01:01:33,624 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 98 [2019-11-07 01:01:33,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:01:33,624 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 01:01:33,624 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 01:01:33,624 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 01:01:33,625 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 01:01:33,832 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 01:01:33,838 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 01:01:33,978 INFO L443 ceAbstractionStarter]: For program point L607(line 607) no Hoare annotation was computed. [2019-11-07 01:01:33,978 INFO L443 ceAbstractionStarter]: For program point L606-2(lines 606 627) no Hoare annotation was computed. [2019-11-07 01:01:33,978 INFO L443 ceAbstractionStarter]: For program point L628(lines 605 629) no Hoare annotation was computed. [2019-11-07 01:01:33,978 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 581 636) no Hoare annotation was computed. [2019-11-07 01:01:33,978 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 581 636) no Hoare annotation was computed. [2019-11-07 01:01:33,979 INFO L443 ceAbstractionStarter]: For program point L612(lines 612 616) no Hoare annotation was computed. [2019-11-07 01:01:33,979 INFO L443 ceAbstractionStarter]: For program point L612-1(lines 612 616) no Hoare annotation was computed. [2019-11-07 01:01:33,979 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 581 636) no Hoare annotation was computed. [2019-11-07 01:01:33,979 INFO L443 ceAbstractionStarter]: For program point L669(lines 669 673) no Hoare annotation was computed. [2019-11-07 01:01:33,979 INFO L443 ceAbstractionStarter]: For program point L669-1(lines 669 673) no Hoare annotation was computed. [2019-11-07 01:01:33,979 INFO L443 ceAbstractionStarter]: For program point L664(line 664) no Hoare annotation was computed. [2019-11-07 01:01:33,979 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 637 696) no Hoare annotation was computed. [2019-11-07 01:01:33,979 INFO L443 ceAbstractionStarter]: For program point L663-2(lines 663 688) no Hoare annotation was computed. [2019-11-07 01:01:33,979 INFO L443 ceAbstractionStarter]: For program point L689(lines 662 690) no Hoare annotation was computed. [2019-11-07 01:01:33,980 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 637 696) no Hoare annotation was computed. [2019-11-07 01:01:33,980 INFO L443 ceAbstractionStarter]: For program point L682(line 682) no Hoare annotation was computed. [2019-11-07 01:01:33,980 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 637 696) no Hoare annotation was computed. [2019-11-07 01:01:33,980 INFO L443 ceAbstractionStarter]: For program point L682-1(line 682) no Hoare annotation was computed. [2019-11-07 01:01:33,980 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 200 206) the Hoare annotation is: true [2019-11-07 01:01:33,980 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 200 206) no Hoare annotation was computed. [2019-11-07 01:01:33,980 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 207 215) no Hoare annotation was computed. [2019-11-07 01:01:33,980 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 207 215) the Hoare annotation is: true [2019-11-07 01:01:33,981 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 207 215) no Hoare annotation was computed. [2019-11-07 01:01:33,981 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2019-11-07 01:01:33,981 INFO L446 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: true [2019-11-07 01:01:33,981 INFO L443 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2019-11-07 01:01:33,981 INFO L446 ceAbstractionStarter]: At program point L53(line 53) the Hoare annotation is: true [2019-11-07 01:01:33,981 INFO L443 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2019-11-07 01:01:33,981 INFO L443 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2019-11-07 01:01:33,981 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2019-11-07 01:01:33,981 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2019-11-07 01:01:33,982 INFO L446 ceAbstractionStarter]: At program point L49(line 49) the Hoare annotation is: true [2019-11-07 01:01:33,982 INFO L443 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2019-11-07 01:01:33,982 INFO L446 ceAbstractionStarter]: At program point L161(line 161) the Hoare annotation is: true [2019-11-07 01:01:33,982 INFO L446 ceAbstractionStarter]: At program point L161-1(line 161) the Hoare annotation is: true [2019-11-07 01:01:33,982 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 166) no Hoare annotation was computed. [2019-11-07 01:01:33,982 INFO L443 ceAbstractionStarter]: For program point L159-1(lines 159 166) no Hoare annotation was computed. [2019-11-07 01:01:33,982 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 149 171) the Hoare annotation is: true [2019-11-07 01:01:33,982 INFO L443 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-07 01:01:33,983 INFO L446 ceAbstractionStarter]: At program point L156(line 156) the Hoare annotation is: true [2019-11-07 01:01:33,983 INFO L446 ceAbstractionStarter]: At program point L155(line 155) the Hoare annotation is: true [2019-11-07 01:01:33,983 INFO L446 ceAbstractionStarter]: At program point L155-1(line 155) the Hoare annotation is: true [2019-11-07 01:01:33,983 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 149 171) no Hoare annotation was computed. [2019-11-07 01:01:33,983 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 149 171) no Hoare annotation was computed. [2019-11-07 01:01:33,983 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 104 127) no Hoare annotation was computed. [2019-11-07 01:01:33,983 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 104 127) no Hoare annotation was computed. [2019-11-07 01:01:33,984 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 104 127) no Hoare annotation was computed. [2019-11-07 01:01:33,984 INFO L443 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2019-11-07 01:01:33,984 INFO L443 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-07 01:01:33,984 INFO L443 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2019-11-07 01:01:33,984 INFO L443 ceAbstractionStarter]: For program point L119(line 119) no Hoare annotation was computed. [2019-11-07 01:01:33,984 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-07 01:01:33,984 INFO L443 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2019-11-07 01:01:33,984 INFO L443 ceAbstractionStarter]: For program point L116(line 116) no Hoare annotation was computed. [2019-11-07 01:01:33,985 INFO L443 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-07 01:01:33,985 INFO L443 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2019-11-07 01:01:33,985 INFO L443 ceAbstractionStarter]: For program point L113(line 113) no Hoare annotation was computed. [2019-11-07 01:01:33,985 INFO L443 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-07 01:01:33,985 INFO L443 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-11-07 01:01:33,985 INFO L443 ceAbstractionStarter]: For program point L110(line 110) no Hoare annotation was computed. [2019-11-07 01:01:33,985 INFO L443 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-07 01:01:33,985 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 375 383) no Hoare annotation was computed. [2019-11-07 01:01:33,986 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 375 383) the Hoare annotation is: true [2019-11-07 01:01:33,986 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 375 383) no Hoare annotation was computed. [2019-11-07 01:01:33,986 INFO L443 ceAbstractionStarter]: For program point L429(lines 429 433) no Hoare annotation was computed. [2019-11-07 01:01:33,986 INFO L446 ceAbstractionStarter]: At program point L427(line 427) the Hoare annotation is: true [2019-11-07 01:01:33,986 INFO L443 ceAbstractionStarter]: For program point L429-2(lines 429 433) no Hoare annotation was computed. [2019-11-07 01:01:33,986 INFO L443 ceAbstractionStarter]: For program point L427-1(line 427) no Hoare annotation was computed. [2019-11-07 01:01:33,986 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 420 438) the Hoare annotation is: true [2019-11-07 01:01:33,986 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 420 438) no Hoare annotation was computed. [2019-11-07 01:01:33,986 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 420 438) no Hoare annotation was computed. [2019-11-07 01:01:33,987 INFO L443 ceAbstractionStarter]: For program point L414(line 414) no Hoare annotation was computed. [2019-11-07 01:01:33,987 INFO L443 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2019-11-07 01:01:33,987 INFO L443 ceAbstractionStarter]: For program point L403(lines 403 411) no Hoare annotation was computed. [2019-11-07 01:01:33,987 INFO L443 ceAbstractionStarter]: For program point L403-2(lines 403 411) no Hoare annotation was computed. [2019-11-07 01:01:33,987 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 384 419) no Hoare annotation was computed. [2019-11-07 01:01:33,987 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 399) no Hoare annotation was computed. [2019-11-07 01:01:33,987 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 384 419) no Hoare annotation was computed. [2019-11-07 01:01:33,987 INFO L443 ceAbstractionStarter]: For program point L391-2(lines 391 399) no Hoare annotation was computed. [2019-11-07 01:01:33,987 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 384 419) no Hoare annotation was computed. [2019-11-07 01:01:33,987 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 193 199) no Hoare annotation was computed. [2019-11-07 01:01:33,987 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 193 199) the Hoare annotation is: true [2019-11-07 01:01:33,987 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 535 580) no Hoare annotation was computed. [2019-11-07 01:01:33,987 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 535 580) no Hoare annotation was computed. [2019-11-07 01:01:33,988 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 535 580) no Hoare annotation was computed. [2019-11-07 01:01:33,988 INFO L443 ceAbstractionStarter]: For program point L862(lines 862 882) no Hoare annotation was computed. [2019-11-07 01:01:33,988 INFO L443 ceAbstractionStarter]: For program point L862-1(lines 862 882) no Hoare annotation was computed. [2019-11-07 01:01:33,988 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 848 893) no Hoare annotation was computed. [2019-11-07 01:01:33,988 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 848 893) no Hoare annotation was computed. [2019-11-07 01:01:33,988 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 848 893) no Hoare annotation was computed. [2019-11-07 01:01:33,988 INFO L443 ceAbstractionStarter]: For program point L868(lines 868 875) no Hoare annotation was computed. [2019-11-07 01:01:33,988 INFO L446 ceAbstractionStarter]: At program point runTestENTRY(lines 136 145) the Hoare annotation is: true [2019-11-07 01:01:33,988 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 136 145) no Hoare annotation was computed. [2019-11-07 01:01:33,988 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 136 145) no Hoare annotation was computed. [2019-11-07 01:01:33,988 INFO L443 ceAbstractionStarter]: For program point L369(line 369) no Hoare annotation was computed. [2019-11-07 01:01:33,988 INFO L443 ceAbstractionStarter]: For program point L369-1(line 369) no Hoare annotation was computed. [2019-11-07 01:01:33,989 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 364 374) no Hoare annotation was computed. [2019-11-07 01:01:33,989 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 364 374) no Hoare annotation was computed. [2019-11-07 01:01:33,989 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 364 374) no Hoare annotation was computed. [2019-11-07 01:01:33,989 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 356 363) the Hoare annotation is: true [2019-11-07 01:01:33,989 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 356 363) no Hoare annotation was computed. [2019-11-07 01:01:33,989 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 356 363) no Hoare annotation was computed. [2019-11-07 01:01:33,989 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 323 347) no Hoare annotation was computed. [2019-11-07 01:01:33,989 INFO L446 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: true [2019-11-07 01:01:33,989 INFO L443 ceAbstractionStarter]: For program point L342-1(lines 323 347) no Hoare annotation was computed. [2019-11-07 01:01:33,989 INFO L446 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 323 347) the Hoare annotation is: true [2019-11-07 01:01:33,989 INFO L446 ceAbstractionStarter]: At program point L337(line 337) the Hoare annotation is: true [2019-11-07 01:01:33,989 INFO L446 ceAbstractionStarter]: At program point L333(line 333) the Hoare annotation is: true [2019-11-07 01:01:33,990 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 339) no Hoare annotation was computed. [2019-11-07 01:01:33,990 INFO L446 ceAbstractionStarter]: At program point L329(line 329) the Hoare annotation is: true [2019-11-07 01:01:33,990 INFO L443 ceAbstractionStarter]: For program point L329-1(line 329) no Hoare annotation was computed. [2019-11-07 01:01:33,990 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 344) no Hoare annotation was computed. [2019-11-07 01:01:33,990 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 315 321) no Hoare annotation was computed. [2019-11-07 01:01:33,990 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 315 321) the Hoare annotation is: true [2019-11-07 01:01:33,990 INFO L446 ceAbstractionStarter]: At program point testENTRY(lines 217 280) the Hoare annotation is: true [2019-11-07 01:01:33,990 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 217 280) no Hoare annotation was computed. [2019-11-07 01:01:33,990 INFO L446 ceAbstractionStarter]: At program point L273(lines 226 274) the Hoare annotation is: true [2019-11-07 01:01:33,991 INFO L443 ceAbstractionStarter]: For program point L263(lines 263 267) no Hoare annotation was computed. [2019-11-07 01:01:33,991 INFO L446 ceAbstractionStarter]: At program point L263-2(lines 257 268) the Hoare annotation is: true [2019-11-07 01:01:33,991 INFO L443 ceAbstractionStarter]: For program point L228(lines 227 272) no Hoare annotation was computed. [2019-11-07 01:01:33,991 INFO L443 ceAbstractionStarter]: For program point L257(lines 257 268) no Hoare annotation was computed. [2019-11-07 01:01:33,991 INFO L446 ceAbstractionStarter]: At program point L249(line 249) the Hoare annotation is: true [2019-11-07 01:01:33,991 INFO L443 ceAbstractionStarter]: For program point L247(lines 247 253) no Hoare annotation was computed. [2019-11-07 01:01:33,991 INFO L443 ceAbstractionStarter]: For program point L247-1(lines 247 253) no Hoare annotation was computed. [2019-11-07 01:01:33,991 INFO L446 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: true [2019-11-07 01:01:33,991 INFO L446 ceAbstractionStarter]: At program point L270(lines 227 272) the Hoare annotation is: true [2019-11-07 01:01:33,992 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 243) no Hoare annotation was computed. [2019-11-07 01:01:33,992 INFO L443 ceAbstractionStarter]: For program point L237-1(lines 237 243) no Hoare annotation was computed. [2019-11-07 01:01:33,992 INFO L443 ceAbstractionStarter]: For program point L229(lines 229 233) no Hoare annotation was computed. [2019-11-07 01:01:33,992 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 217 280) no Hoare annotation was computed. [2019-11-07 01:01:33,992 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 802 847) no Hoare annotation was computed. [2019-11-07 01:01:33,992 INFO L443 ceAbstractionStarter]: For program point L822(lines 822 829) no Hoare annotation was computed. [2019-11-07 01:01:33,992 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 802 847) no Hoare annotation was computed. [2019-11-07 01:01:33,992 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 802 847) no Hoare annotation was computed. [2019-11-07 01:01:33,992 INFO L443 ceAbstractionStarter]: For program point L816(lines 816 836) no Hoare annotation was computed. [2019-11-07 01:01:33,993 INFO L443 ceAbstractionStarter]: For program point L816-1(lines 816 836) no Hoare annotation was computed. [2019-11-07 01:01:33,993 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 519 527) no Hoare annotation was computed. [2019-11-07 01:01:33,993 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 519 527) the Hoare annotation is: true [2019-11-07 01:01:33,993 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 519 527) no Hoare annotation was computed. [2019-11-07 01:01:33,993 INFO L443 ceAbstractionStarter]: For program point L495(lines 495 503) no Hoare annotation was computed. [2019-11-07 01:01:33,993 INFO L443 ceAbstractionStarter]: For program point L495-2(lines 495 503) no Hoare annotation was computed. [2019-11-07 01:01:33,993 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 487 509) no Hoare annotation was computed. [2019-11-07 01:01:33,993 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 487 509) no Hoare annotation was computed. [2019-11-07 01:01:33,993 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 487 509) no Hoare annotation was computed. [2019-11-07 01:01:33,993 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 183 192) no Hoare annotation was computed. [2019-11-07 01:01:33,993 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 183 192) no Hoare annotation was computed. [2019-11-07 01:01:33,994 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 183 192) no Hoare annotation was computed. [2019-11-07 01:01:33,994 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 699 801) no Hoare annotation was computed. [2019-11-07 01:01:33,994 INFO L443 ceAbstractionStarter]: For program point L764(line 764) no Hoare annotation was computed. [2019-11-07 01:01:33,994 INFO L443 ceAbstractionStarter]: For program point L764-1(line 764) no Hoare annotation was computed. [2019-11-07 01:01:33,994 INFO L443 ceAbstractionStarter]: For program point L723(lines 723 727) no Hoare annotation was computed. [2019-11-07 01:01:33,994 INFO L443 ceAbstractionStarter]: For program point L787(lines 787 798) no Hoare annotation was computed. [2019-11-07 01:01:33,994 INFO L443 ceAbstractionStarter]: For program point L750(lines 750 754) no Hoare annotation was computed. [2019-11-07 01:01:33,994 INFO L443 ceAbstractionStarter]: For program point L748-2(lines 748 768) no Hoare annotation was computed. [2019-11-07 01:01:33,994 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 699 801) no Hoare annotation was computed. [2019-11-07 01:01:33,994 INFO L443 ceAbstractionStarter]: For program point L769(lines 747 770) no Hoare annotation was computed. [2019-11-07 01:01:33,994 INFO L443 ceAbstractionStarter]: For program point L728(lines 728 744) no Hoare annotation was computed. [2019-11-07 01:01:33,994 INFO L443 ceAbstractionStarter]: For program point L788(lines 788 795) no Hoare annotation was computed. [2019-11-07 01:01:33,994 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 699 801) no Hoare annotation was computed. [2019-11-07 01:01:33,995 INFO L443 ceAbstractionStarter]: For program point L749(lines 748 768) no Hoare annotation was computed. [2019-11-07 01:01:33,995 INFO L443 ceAbstractionStarter]: For program point L780(line 780) no Hoare annotation was computed. [2019-11-07 01:01:33,995 INFO L443 ceAbstractionStarter]: For program point L780-1(line 780) no Hoare annotation was computed. [2019-11-07 01:01:33,995 INFO L443 ceAbstractionStarter]: For program point L745(lines 745 786) no Hoare annotation was computed. [2019-11-07 01:01:33,995 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:01:33,995 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-11-07 01:01:33,995 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:01:33,995 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 348 355) no Hoare annotation was computed. [2019-11-07 01:01:33,995 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 348 355) no Hoare annotation was computed. [2019-11-07 01:01:33,995 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 348 355) no Hoare annotation was computed. [2019-11-07 01:01:33,995 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 510 518) the Hoare annotation is: true [2019-11-07 01:01:33,996 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 510 518) no Hoare annotation was computed. [2019-11-07 01:01:33,996 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 510 518) no Hoare annotation was computed. [2019-11-07 01:01:33,996 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 466 477) the Hoare annotation is: true [2019-11-07 01:01:33,996 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 466 477) no Hoare annotation was computed. [2019-11-07 01:01:33,996 INFO L443 ceAbstractionStarter]: For program point L470-1(lines 466 477) no Hoare annotation was computed. [2019-11-07 01:01:33,996 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:01:33,996 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 01:01:33,996 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:01:33,997 INFO L446 ceAbstractionStarter]: At program point L304(line 304) the Hoare annotation is: true [2019-11-07 01:01:33,997 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 291 314) the Hoare annotation is: true [2019-11-07 01:01:33,997 INFO L446 ceAbstractionStarter]: At program point L302(lines 302 308) the Hoare annotation is: true [2019-11-07 01:01:33,997 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 291 314) no Hoare annotation was computed. [2019-11-07 01:01:33,997 INFO L446 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: true [2019-11-07 01:01:33,997 INFO L443 ceAbstractionStarter]: For program point L295(lines 294 313) no Hoare annotation was computed. [2019-11-07 01:01:33,997 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 291 314) no Hoare annotation was computed. [2019-11-07 01:01:33,997 INFO L446 ceAbstractionStarter]: At program point L96(lines 71 100) the Hoare annotation is: true [2019-11-07 01:01:33,998 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 71 100) no Hoare annotation was computed. [2019-11-07 01:01:33,998 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 71 100) the Hoare annotation is: true [2019-11-07 01:01:33,998 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-11-07 01:01:33,998 INFO L443 ceAbstractionStarter]: For program point L85(lines 85 89) no Hoare annotation was computed. [2019-11-07 01:01:33,998 INFO L446 ceAbstractionStarter]: At program point L85-1(lines 85 89) the Hoare annotation is: true [2019-11-07 01:01:33,998 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-07 01:01:33,998 INFO L446 ceAbstractionStarter]: At program point L81-2(lines 81 95) the Hoare annotation is: true [2019-11-07 01:01:33,998 INFO L446 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: true [2019-11-07 01:01:33,999 INFO L443 ceAbstractionStarter]: For program point L77-1(line 77) no Hoare annotation was computed. [2019-11-07 01:01:33,999 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 478 486) no Hoare annotation was computed. [2019-11-07 01:01:33,999 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 478 486) no Hoare annotation was computed. [2019-11-07 01:01:33,999 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 478 486) no Hoare annotation was computed. [2019-11-07 01:01:33,999 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 442 453) the Hoare annotation is: true [2019-11-07 01:01:33,999 INFO L443 ceAbstractionStarter]: For program point L446-1(lines 442 453) no Hoare annotation was computed. [2019-11-07 01:01:33,999 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 442 453) no Hoare annotation was computed. [2019-11-07 01:01:33,999 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 128 134) no Hoare annotation was computed. [2019-11-07 01:01:33,999 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 128 134) the Hoare annotation is: true [2019-11-07 01:01:33,999 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:01:33,999 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2019-11-07 01:01:33,999 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 01:01:33,999 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:01:34,000 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 454 465) no Hoare annotation was computed. [2019-11-07 01:01:34,000 INFO L443 ceAbstractionStarter]: For program point L458-1(lines 454 465) no Hoare annotation was computed. [2019-11-07 01:01:34,000 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 454 465) the Hoare annotation is: true [2019-11-07 01:01:34,000 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 173 180) no Hoare annotation was computed. [2019-11-07 01:01:34,000 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 173 180) the Hoare annotation is: true [2019-11-07 01:01:34,000 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 173 180) no Hoare annotation was computed. [2019-11-07 01:01:34,000 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 177) no Hoare annotation was computed. [2019-11-07 01:01:34,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:01:34 BoogieIcfgContainer [2019-11-07 01:01:34,009 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 01:01:34,011 INFO L168 Benchmark]: Toolchain (without parser) took 5523.84 ms. Allocated memory was 137.4 MB in the beginning and 296.7 MB in the end (delta: 159.4 MB). Free memory was 100.6 MB in the beginning and 245.0 MB in the end (delta: -144.4 MB). Peak memory consumption was 129.3 MB. Max. memory is 7.1 GB. [2019-11-07 01:01:34,012 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.4 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 01:01:34,013 INFO L168 Benchmark]: CACSL2BoogieTranslator took 672.35 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 100.4 MB in the beginning and 168.1 MB in the end (delta: -67.7 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-11-07 01:01:34,014 INFO L168 Benchmark]: Boogie Preprocessor took 97.49 ms. Allocated memory is still 200.8 MB. Free memory was 168.1 MB in the beginning and 164.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-11-07 01:01:34,014 INFO L168 Benchmark]: RCFGBuilder took 1148.78 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 164.0 MB in the beginning and 199.1 MB in the end (delta: -35.1 MB). Peak memory consumption was 84.4 MB. Max. memory is 7.1 GB. [2019-11-07 01:01:34,015 INFO L168 Benchmark]: TraceAbstraction took 3601.02 ms. Allocated memory was 232.3 MB in the beginning and 296.7 MB in the end (delta: 64.5 MB). Free memory was 199.1 MB in the beginning and 245.0 MB in the end (delta: -45.9 MB). Peak memory consumption was 133.0 MB. Max. memory is 7.1 GB. [2019-11-07 01:01:34,019 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 137.4 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 672.35 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 100.4 MB in the beginning and 168.1 MB in the end (delta: -67.7 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.49 ms. Allocated memory is still 200.8 MB. Free memory was 168.1 MB in the beginning and 164.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1148.78 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 164.0 MB in the beginning and 199.1 MB in the end (delta: -35.1 MB). Peak memory consumption was 84.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3601.02 ms. Allocated memory was 232.3 MB in the beginning and 296.7 MB in the end (delta: 64.5 MB). Free memory was 199.1 MB in the beginning and 245.0 MB in the end (delta: -45.9 MB). Peak memory consumption was 133.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 177]: 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: 71]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 81]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 214 locations, 1 error locations. Result: SAFE, OverallTime: 3.5s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 547 SDtfs, 306 SDslu, 1065 SDs, 0 SdLazy, 358 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 256 GetRequests, 208 SyntacticMatches, 8 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=213occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 262 PreInvPairs, 263 NumberOfFragments, 49 HoareAnnotationTreeSize, 262 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 49 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 466 NumberOfCodeBlocks, 466 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 556 ConstructedInterpolants, 0 QuantifiedInterpolants, 88014 SizeOfPredicates, 3 NumberOfNonLiveVariables, 745 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 84/93 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: TIME[ms]: 109, ITERATIONS: 1, WAS_STRONG: 1, WEAKENING_RATIO: 1.0, AVG_VARS_REMOVED_DURING_WEAKENING: 0.9690721649484536, AVG_WEAKENED_CONJUNCTS: 0.0, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...