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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product47.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 16:35:07,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 16:35:07,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 16:35:07,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 16:35:07,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 16:35:07,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 16:35:07,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 16:35:07,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 16:35:07,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 16:35:07,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 16:35:07,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 16:35:07,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 16:35:07,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 16:35:07,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 16:35:07,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 16:35:07,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 16:35:07,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 16:35:07,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 16:35:07,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 16:35:07,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 16:35:07,231 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 16:35:07,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 16:35:07,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 16:35:07,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 16:35:07,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 16:35:07,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 16:35:07,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 16:35:07,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 16:35:07,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 16:35:07,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 16:35:07,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 16:35:07,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 16:35:07,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 16:35:07,241 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 16:35:07,242 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 16:35:07,243 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 16:35:07,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 16:35:07,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 16:35:07,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 16:35:07,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 16:35:07,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 16:35:07,246 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 [2019-09-16 16:35:07,265 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 16:35:07,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 16:35:07,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 16:35:07,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 16:35:07,269 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 16:35:07,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 16:35:07,270 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 16:35:07,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 16:35:07,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 16:35:07,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 16:35:07,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 16:35:07,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 16:35:07,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 16:35:07,272 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 16:35:07,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 16:35:07,272 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 16:35:07,273 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 16:35:07,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 16:35:07,273 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 16:35:07,273 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 16:35:07,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 16:35:07,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:35:07,274 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 16:35:07,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 16:35:07,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 16:35:07,275 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 16:35:07,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 16:35:07,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 16:35:07,276 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 16:35:07,326 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 16:35:07,338 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 16:35:07,341 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 16:35:07,342 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 16:35:07,343 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 16:35:07,343 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product47.cil.c [2019-09-16 16:35:07,415 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38f5d3cb2/3686ae827bc34a6b99f0f5fc2a2b32ff/FLAG3fe7512ec [2019-09-16 16:35:07,912 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 16:35:07,913 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product47.cil.c [2019-09-16 16:35:07,932 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38f5d3cb2/3686ae827bc34a6b99f0f5fc2a2b32ff/FLAG3fe7512ec [2019-09-16 16:35:08,217 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38f5d3cb2/3686ae827bc34a6b99f0f5fc2a2b32ff [2019-09-16 16:35:08,227 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 16:35:08,229 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 16:35:08,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 16:35:08,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 16:35:08,233 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 16:35:08,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:35:08" (1/1) ... [2019-09-16 16:35:08,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11837186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:08, skipping insertion in model container [2019-09-16 16:35:08,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:35:08" (1/1) ... [2019-09-16 16:35:08,243 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 16:35:08,298 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 16:35:08,732 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:35:08,744 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 16:35:08,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:35:08,899 INFO L192 MainTranslator]: Completed translation [2019-09-16 16:35:08,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:08 WrapperNode [2019-09-16 16:35:08,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 16:35:08,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 16:35:08,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 16:35:08,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 16:35:08,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:08" (1/1) ... [2019-09-16 16:35:08,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:08" (1/1) ... [2019-09-16 16:35:08,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:08" (1/1) ... [2019-09-16 16:35:08,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:08" (1/1) ... [2019-09-16 16:35:08,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:08" (1/1) ... [2019-09-16 16:35:08,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:08" (1/1) ... [2019-09-16 16:35:08,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:08" (1/1) ... [2019-09-16 16:35:08,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 16:35:08,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 16:35:08,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 16:35:08,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 16:35:08,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:08" (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 [2019-09-16 16:35:09,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 16:35:09,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 16:35:09,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 16:35:09,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 16:35:09,042 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 16:35:09,042 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 16:35:09,043 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 16:35:09,043 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 16:35:09,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 16:35:09,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 16:35:09,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 16:35:09,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 16:35:09,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 16:35:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 16:35:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-16 16:35:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-16 16:35:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 16:35:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 16:35:09,045 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 16:35:09,045 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 16:35:09,045 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 16:35:09,045 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 16:35:09,045 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 16:35:09,045 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 16:35:09,045 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 16:35:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 16:35:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 16:35:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 16:35:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 16:35:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 16:35:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 16:35:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 16:35:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-16 16:35:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 16:35:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 16:35:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 16:35:09,048 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 16:35:09,048 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 16:35:09,048 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 16:35:09,048 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 16:35:09,048 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 16:35:09,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 16:35:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 16:35:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 16:35:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 16:35:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 16:35:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 16:35:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 16:35:09,049 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 16:35:09,050 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 16:35:09,050 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 16:35:09,050 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 16:35:09,050 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 16:35:09,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 16:35:09,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 16:35:09,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 16:35:09,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 16:35:09,051 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 16:35:09,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 16:35:09,051 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 16:35:09,051 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 16:35:09,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 16:35:09,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 16:35:09,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 16:35:09,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 16:35:09,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 16:35:09,052 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 16:35:09,052 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 16:35:09,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-16 16:35:09,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-16 16:35:09,053 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 16:35:09,053 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 16:35:09,053 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 16:35:09,053 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 16:35:09,053 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 16:35:09,054 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 16:35:09,054 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 16:35:09,054 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 16:35:09,054 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 16:35:09,054 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 16:35:09,054 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 16:35:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 16:35:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 16:35:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 16:35:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 16:35:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 16:35:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 16:35:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 16:35:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 16:35:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 16:35:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 16:35:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 16:35:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-16 16:35:09,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 16:35:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 16:35:09,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 16:35:10,131 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 16:35:10,132 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 16:35:10,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:35:10 BoogieIcfgContainer [2019-09-16 16:35:10,134 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 16:35:10,135 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 16:35:10,135 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 16:35:10,138 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 16:35:10,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 04:35:08" (1/3) ... [2019-09-16 16:35:10,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46942414 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:35:10, skipping insertion in model container [2019-09-16 16:35:10,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:08" (2/3) ... [2019-09-16 16:35:10,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46942414 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:35:10, skipping insertion in model container [2019-09-16 16:35:10,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:35:10" (3/3) ... [2019-09-16 16:35:10,142 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product47.cil.c [2019-09-16 16:35:10,152 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 16:35:10,162 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 16:35:10,178 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 16:35:10,229 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-16 16:35:10,229 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 16:35:10,229 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-16 16:35:10,230 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 16:35:10,230 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 16:35:10,230 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 16:35:10,230 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 16:35:10,230 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 16:35:10,230 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 16:35:10,251 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states. [2019-09-16 16:35:10,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-16 16:35:10,261 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:10,262 INFO L407 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] [2019-09-16 16:35:10,265 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:10,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:10,271 INFO L82 PathProgramCache]: Analyzing trace with hash 1859141612, now seen corresponding path program 1 times [2019-09-16 16:35:10,273 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:10,274 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:10,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:10,336 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:10,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:10,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:10,656 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:10,656 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-16 16:35:10,665 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-16 16:35:10,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-16 16:35:10,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:35:10,681 INFO L87 Difference]: Start difference. First operand 184 states. Second operand 2 states. [2019-09-16 16:35:10,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:10,725 INFO L93 Difference]: Finished difference Result 278 states and 349 transitions. [2019-09-16 16:35:10,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-16 16:35:10,727 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-09-16 16:35:10,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:10,740 INFO L225 Difference]: With dead ends: 278 [2019-09-16 16:35:10,740 INFO L226 Difference]: Without dead ends: 141 [2019-09-16 16:35:10,745 INFO L636 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 [2019-09-16 16:35:10,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2019-09-16 16:35:10,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2019-09-16 16:35:10,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2019-09-16 16:35:10,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 168 transitions. [2019-09-16 16:35:10,802 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 168 transitions. Word has length 51 [2019-09-16 16:35:10,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:10,803 INFO L475 AbstractCegarLoop]: Abstraction has 141 states and 168 transitions. [2019-09-16 16:35:10,803 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-16 16:35:10,803 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 168 transitions. [2019-09-16 16:35:10,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-16 16:35:10,807 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:10,807 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:35:10,808 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:10,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:10,808 INFO L82 PathProgramCache]: Analyzing trace with hash 2121847036, now seen corresponding path program 1 times [2019-09-16 16:35:10,808 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:10,808 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:10,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:10,811 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:10,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:10,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:10,912 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:10,912 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:35:10,915 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:35:10,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:35:10,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:35:10,916 INFO L87 Difference]: Start difference. First operand 141 states and 168 transitions. Second operand 3 states. [2019-09-16 16:35:10,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:10,947 INFO L93 Difference]: Finished difference Result 221 states and 263 transitions. [2019-09-16 16:35:10,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:35:10,948 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-09-16 16:35:10,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:10,950 INFO L225 Difference]: With dead ends: 221 [2019-09-16 16:35:10,951 INFO L226 Difference]: Without dead ends: 132 [2019-09-16 16:35:10,952 INFO L636 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 [2019-09-16 16:35:10,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2019-09-16 16:35:10,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2019-09-16 16:35:10,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2019-09-16 16:35:10,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 156 transitions. [2019-09-16 16:35:10,968 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 156 transitions. Word has length 52 [2019-09-16 16:35:10,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:10,968 INFO L475 AbstractCegarLoop]: Abstraction has 132 states and 156 transitions. [2019-09-16 16:35:10,968 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:35:10,969 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 156 transitions. [2019-09-16 16:35:10,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-09-16 16:35:10,975 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:10,976 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:35:10,976 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:10,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:10,976 INFO L82 PathProgramCache]: Analyzing trace with hash 51071948, now seen corresponding path program 1 times [2019-09-16 16:35:10,977 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:10,977 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:10,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:10,980 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:10,980 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:11,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:11,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:11,157 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:11,158 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:35:11,158 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:35:11,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:35:11,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:35:11,159 INFO L87 Difference]: Start difference. First operand 132 states and 156 transitions. Second operand 7 states. [2019-09-16 16:35:11,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:11,659 INFO L93 Difference]: Finished difference Result 391 states and 480 transitions. [2019-09-16 16:35:11,660 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 16:35:11,660 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-09-16 16:35:11,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:11,671 INFO L225 Difference]: With dead ends: 391 [2019-09-16 16:35:11,671 INFO L226 Difference]: Without dead ends: 287 [2019-09-16 16:35:11,672 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-16 16:35:11,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2019-09-16 16:35:11,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 279. [2019-09-16 16:35:11,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2019-09-16 16:35:11,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 342 transitions. [2019-09-16 16:35:11,751 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 342 transitions. Word has length 56 [2019-09-16 16:35:11,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:11,753 INFO L475 AbstractCegarLoop]: Abstraction has 279 states and 342 transitions. [2019-09-16 16:35:11,753 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:35:11,753 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 342 transitions. [2019-09-16 16:35:11,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-09-16 16:35:11,757 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:11,761 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:35:11,761 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:11,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:11,761 INFO L82 PathProgramCache]: Analyzing trace with hash -1476511447, now seen corresponding path program 1 times [2019-09-16 16:35:11,761 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:11,762 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:11,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:11,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:11,765 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:11,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:11,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:11,876 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:11,877 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:35:11,877 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:35:11,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:35:11,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:35:11,878 INFO L87 Difference]: Start difference. First operand 279 states and 342 transitions. Second operand 6 states. [2019-09-16 16:35:12,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:12,101 INFO L93 Difference]: Finished difference Result 763 states and 960 transitions. [2019-09-16 16:35:12,102 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:35:12,102 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-09-16 16:35:12,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:12,107 INFO L225 Difference]: With dead ends: 763 [2019-09-16 16:35:12,107 INFO L226 Difference]: Without dead ends: 512 [2019-09-16 16:35:12,109 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-16 16:35:12,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2019-09-16 16:35:12,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 506. [2019-09-16 16:35:12,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 506 states. [2019-09-16 16:35:12,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 624 transitions. [2019-09-16 16:35:12,148 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 624 transitions. Word has length 62 [2019-09-16 16:35:12,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:12,148 INFO L475 AbstractCegarLoop]: Abstraction has 506 states and 624 transitions. [2019-09-16 16:35:12,148 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:35:12,149 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 624 transitions. [2019-09-16 16:35:12,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-09-16 16:35:12,151 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:12,151 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:35:12,152 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:12,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:12,152 INFO L82 PathProgramCache]: Analyzing trace with hash -1658122107, now seen corresponding path program 1 times [2019-09-16 16:35:12,152 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:12,152 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:12,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:12,155 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:12,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:12,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:12,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:12,281 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:12,281 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:35:12,282 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:35:12,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:35:12,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:35:12,284 INFO L87 Difference]: Start difference. First operand 506 states and 624 transitions. Second operand 7 states. [2019-09-16 16:35:12,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:12,988 INFO L93 Difference]: Finished difference Result 1329 states and 1750 transitions. [2019-09-16 16:35:12,989 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-16 16:35:12,989 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-09-16 16:35:12,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:12,995 INFO L225 Difference]: With dead ends: 1329 [2019-09-16 16:35:12,996 INFO L226 Difference]: Without dead ends: 851 [2019-09-16 16:35:12,998 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-09-16 16:35:13,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 851 states. [2019-09-16 16:35:13,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 851 to 755. [2019-09-16 16:35:13,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 755 states. [2019-09-16 16:35:13,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 755 states and 919 transitions. [2019-09-16 16:35:13,058 INFO L78 Accepts]: Start accepts. Automaton has 755 states and 919 transitions. Word has length 66 [2019-09-16 16:35:13,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:13,059 INFO L475 AbstractCegarLoop]: Abstraction has 755 states and 919 transitions. [2019-09-16 16:35:13,059 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:35:13,059 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 919 transitions. [2019-09-16 16:35:13,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-09-16 16:35:13,062 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:13,062 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:35:13,062 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:13,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:13,063 INFO L82 PathProgramCache]: Analyzing trace with hash -1979078966, now seen corresponding path program 1 times [2019-09-16 16:35:13,063 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:13,063 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:13,065 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:13,065 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:13,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:13,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:13,159 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:35:13,160 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:13,160 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-16 16:35:13,160 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-16 16:35:13,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-16 16:35:13,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-16 16:35:13,161 INFO L87 Difference]: Start difference. First operand 755 states and 919 transitions. Second operand 4 states. [2019-09-16 16:35:13,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:13,501 INFO L93 Difference]: Finished difference Result 2784 states and 3604 transitions. [2019-09-16 16:35:13,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-16 16:35:13,502 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2019-09-16 16:35:13,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:13,513 INFO L225 Difference]: With dead ends: 2784 [2019-09-16 16:35:13,514 INFO L226 Difference]: Without dead ends: 2057 [2019-09-16 16:35:13,517 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-16 16:35:13,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2057 states. [2019-09-16 16:35:13,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2057 to 2011. [2019-09-16 16:35:13,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2011 states. [2019-09-16 16:35:13,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 2011 states and 2537 transitions. [2019-09-16 16:35:13,637 INFO L78 Accepts]: Start accepts. Automaton has 2011 states and 2537 transitions. Word has length 103 [2019-09-16 16:35:13,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:13,638 INFO L475 AbstractCegarLoop]: Abstraction has 2011 states and 2537 transitions. [2019-09-16 16:35:13,638 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-16 16:35:13,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 2537 transitions. [2019-09-16 16:35:13,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-09-16 16:35:13,643 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:13,643 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:35:13,644 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:13,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:13,644 INFO L82 PathProgramCache]: Analyzing trace with hash -1738538837, now seen corresponding path program 1 times [2019-09-16 16:35:13,644 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:13,644 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:13,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:13,647 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:13,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:13,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:13,726 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:35:13,727 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:13,727 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:35:13,727 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:35:13,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:35:13,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:35:13,728 INFO L87 Difference]: Start difference. First operand 2011 states and 2537 transitions. Second operand 6 states. [2019-09-16 16:35:13,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:13,847 INFO L93 Difference]: Finished difference Result 4078 states and 5370 transitions. [2019-09-16 16:35:13,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 16:35:13,847 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 103 [2019-09-16 16:35:13,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:13,863 INFO L225 Difference]: With dead ends: 4078 [2019-09-16 16:35:13,863 INFO L226 Difference]: Without dead ends: 2095 [2019-09-16 16:35:13,872 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:35:13,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2095 states. [2019-09-16 16:35:13,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2095 to 2071. [2019-09-16 16:35:13,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2071 states. [2019-09-16 16:35:13,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 2071 states and 2601 transitions. [2019-09-16 16:35:14,000 INFO L78 Accepts]: Start accepts. Automaton has 2071 states and 2601 transitions. Word has length 103 [2019-09-16 16:35:14,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:14,001 INFO L475 AbstractCegarLoop]: Abstraction has 2071 states and 2601 transitions. [2019-09-16 16:35:14,001 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:35:14,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2601 transitions. [2019-09-16 16:35:14,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-09-16 16:35:14,006 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:14,006 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:35:14,006 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:14,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:14,007 INFO L82 PathProgramCache]: Analyzing trace with hash 189733865, now seen corresponding path program 1 times [2019-09-16 16:35:14,007 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:14,007 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:14,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:14,010 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:14,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:14,094 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:35:14,095 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:14,095 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-16 16:35:14,095 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-16 16:35:14,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-16 16:35:14,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:35:14,096 INFO L87 Difference]: Start difference. First operand 2071 states and 2601 transitions. Second operand 8 states. [2019-09-16 16:35:14,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:14,234 INFO L93 Difference]: Finished difference Result 3758 states and 4868 transitions. [2019-09-16 16:35:14,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:35:14,237 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 103 [2019-09-16 16:35:14,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:14,256 INFO L225 Difference]: With dead ends: 3758 [2019-09-16 16:35:14,256 INFO L226 Difference]: Without dead ends: 1715 [2019-09-16 16:35:14,265 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:35:14,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1715 states. [2019-09-16 16:35:14,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1715 to 1715. [2019-09-16 16:35:14,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1715 states. [2019-09-16 16:35:14,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 1715 states and 2123 transitions. [2019-09-16 16:35:14,360 INFO L78 Accepts]: Start accepts. Automaton has 1715 states and 2123 transitions. Word has length 103 [2019-09-16 16:35:14,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:14,361 INFO L475 AbstractCegarLoop]: Abstraction has 1715 states and 2123 transitions. [2019-09-16 16:35:14,361 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-16 16:35:14,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 2123 transitions. [2019-09-16 16:35:14,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-09-16 16:35:14,365 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:14,365 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:35:14,365 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:14,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:14,365 INFO L82 PathProgramCache]: Analyzing trace with hash -237992882, now seen corresponding path program 1 times [2019-09-16 16:35:14,366 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:14,366 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:14,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:14,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:14,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:14,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:14,506 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-16 16:35:14,507 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:35:14,507 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:35:14,582 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:14,708 INFO L256 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-16 16:35:14,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:35:14,912 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:14,920 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-16 16:35:14,921 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-16 16:35:14,921 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-16 16:35:14,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-16 16:35:14,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-16 16:35:14,922 INFO L87 Difference]: Start difference. First operand 1715 states and 2123 transitions. Second operand 19 states. [2019-09-16 16:35:16,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:16,268 INFO L93 Difference]: Finished difference Result 3372 states and 4222 transitions. [2019-09-16 16:35:16,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-16 16:35:16,269 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 107 [2019-09-16 16:35:16,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:16,283 INFO L225 Difference]: With dead ends: 3372 [2019-09-16 16:35:16,283 INFO L226 Difference]: Without dead ends: 1685 [2019-09-16 16:35:16,289 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 102 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-16 16:35:16,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1685 states. [2019-09-16 16:35:16,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1685 to 1685. [2019-09-16 16:35:16,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1685 states. [2019-09-16 16:35:16,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1685 states and 2041 transitions. [2019-09-16 16:35:16,406 INFO L78 Accepts]: Start accepts. Automaton has 1685 states and 2041 transitions. Word has length 107 [2019-09-16 16:35:16,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:16,408 INFO L475 AbstractCegarLoop]: Abstraction has 1685 states and 2041 transitions. [2019-09-16 16:35:16,408 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-16 16:35:16,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 2041 transitions. [2019-09-16 16:35:16,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-09-16 16:35:16,417 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:16,417 INFO L407 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:35:16,418 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:16,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:16,418 INFO L82 PathProgramCache]: Analyzing trace with hash 926596768, now seen corresponding path program 1 times [2019-09-16 16:35:16,418 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:16,418 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:16,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:16,421 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:16,421 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:16,649 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-09-16 16:35:16,649 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:35:16,649 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:35:16,719 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:16,843 INFO L256 TraceCheckSpWp]: Trace formula consists of 933 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-16 16:35:16,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:35:17,013 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (3)] Exception during sending of exit command (exit): Broken pipe [2019-09-16 16:35:17,020 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-16 16:35:17,020 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-16 16:35:17,021 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-16 16:35:17,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-16 16:35:17,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-16 16:35:17,022 INFO L87 Difference]: Start difference. First operand 1685 states and 2041 transitions. Second operand 19 states. [2019-09-16 16:35:18,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:18,441 INFO L93 Difference]: Finished difference Result 2855 states and 3521 transitions. [2019-09-16 16:35:18,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-16 16:35:18,442 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 158 [2019-09-16 16:35:18,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:18,443 INFO L225 Difference]: With dead ends: 2855 [2019-09-16 16:35:18,443 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 16:35:18,453 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 155 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-16 16:35:18,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 16:35:18,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 16:35:18,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 16:35:18,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 16:35:18,455 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2019-09-16 16:35:18,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:18,455 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 16:35:18,455 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-16 16:35:18,456 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 16:35:18,456 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 16:35:18,461 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-16 16:35:20,196 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 35 [2019-09-16 16:35:20,544 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 17 [2019-09-16 16:35:20,841 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 33 [2019-09-16 16:35:21,084 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 19 [2019-09-16 16:35:21,202 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 22 [2019-09-16 16:35:21,313 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 19 [2019-09-16 16:35:21,696 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 19 [2019-09-16 16:35:21,995 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 23 [2019-09-16 16:35:22,442 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 31 [2019-09-16 16:35:22,554 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 19 [2019-09-16 16:35:22,798 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 28 [2019-09-16 16:35:23,380 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 29 [2019-09-16 16:35:23,401 INFO L443 ceAbstractionStarter]: For program point L186(lines 163 187) no Hoare annotation was computed. [2019-09-16 16:35:23,401 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 139 194) no Hoare annotation was computed. [2019-09-16 16:35:23,402 INFO L443 ceAbstractionStarter]: For program point L170(lines 170 174) no Hoare annotation was computed. [2019-09-16 16:35:23,402 INFO L443 ceAbstractionStarter]: For program point L170-1(lines 170 174) no Hoare annotation was computed. [2019-09-16 16:35:23,402 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 139 194) no Hoare annotation was computed. [2019-09-16 16:35:23,402 INFO L443 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2019-09-16 16:35:23,402 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 139 194) no Hoare annotation was computed. [2019-09-16 16:35:23,402 INFO L443 ceAbstractionStarter]: For program point L164-2(lines 164 185) no Hoare annotation was computed. [2019-09-16 16:35:23,402 INFO L443 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2019-09-16 16:35:23,402 INFO L443 ceAbstractionStarter]: For program point L221-2(lines 221 246) no Hoare annotation was computed. [2019-09-16 16:35:23,402 INFO L443 ceAbstractionStarter]: For program point L247(lines 220 248) no Hoare annotation was computed. [2019-09-16 16:35:23,403 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 195 254) no Hoare annotation was computed. [2019-09-16 16:35:23,403 INFO L443 ceAbstractionStarter]: For program point L240(line 240) no Hoare annotation was computed. [2019-09-16 16:35:23,403 INFO L443 ceAbstractionStarter]: For program point L240-1(line 240) no Hoare annotation was computed. [2019-09-16 16:35:23,403 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 195 254) no Hoare annotation was computed. [2019-09-16 16:35:23,403 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 195 254) no Hoare annotation was computed. [2019-09-16 16:35:23,403 INFO L443 ceAbstractionStarter]: For program point L227(lines 227 231) no Hoare annotation was computed. [2019-09-16 16:35:23,403 INFO L443 ceAbstractionStarter]: For program point L227-1(lines 227 231) no Hoare annotation was computed. [2019-09-16 16:35:23,404 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2019-09-16 16:35:23,404 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2019-09-16 16:35:23,404 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2019-09-16 16:35:23,404 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2019-09-16 16:35:23,404 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2019-09-16 16:35:23,405 INFO L439 ceAbstractionStarter]: At program point L578-1(line 578) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:35:23,405 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 572 594) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:35:23,405 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 572 594) no Hoare annotation was computed. [2019-09-16 16:35:23,405 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 572 594) no Hoare annotation was computed. [2019-09-16 16:35:23,405 INFO L439 ceAbstractionStarter]: At program point L584(line 584) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= main_~tmp~4 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:35:23,406 INFO L439 ceAbstractionStarter]: At program point L584-1(line 584) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= main_~tmp~4 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:35:23,406 INFO L443 ceAbstractionStarter]: For program point L582(lines 582 589) no Hoare annotation was computed. [2019-09-16 16:35:23,406 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 582 589) no Hoare annotation was computed. [2019-09-16 16:35:23,406 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-09-16 16:35:23,406 INFO L439 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:35:23,406 INFO L439 ceAbstractionStarter]: At program point L578(line 578) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:35:23,407 INFO L443 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2019-09-16 16:35:23,407 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-09-16 16:35:23,407 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 529 552) no Hoare annotation was computed. [2019-09-16 16:35:23,407 INFO L443 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2019-09-16 16:35:23,407 INFO L443 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-09-16 16:35:23,407 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-09-16 16:35:23,407 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 529 552) no Hoare annotation was computed. [2019-09-16 16:35:23,407 INFO L443 ceAbstractionStarter]: For program point L540(line 540) no Hoare annotation was computed. [2019-09-16 16:35:23,407 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 529 552) no Hoare annotation was computed. [2019-09-16 16:35:23,407 INFO L443 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-09-16 16:35:23,408 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-09-16 16:35:23,408 INFO L443 ceAbstractionStarter]: For program point L537(line 537) no Hoare annotation was computed. [2019-09-16 16:35:23,408 INFO L443 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-09-16 16:35:23,408 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-09-16 16:35:23,408 INFO L443 ceAbstractionStarter]: For program point L534(line 534) no Hoare annotation was computed. [2019-09-16 16:35:23,408 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-09-16 16:35:23,408 INFO L443 ceAbstractionStarter]: For program point L546(line 546) no Hoare annotation was computed. [2019-09-16 16:35:23,408 INFO L443 ceAbstractionStarter]: For program point L738-1(line 738) no Hoare annotation was computed. [2019-09-16 16:35:23,409 INFO L443 ceAbstractionStarter]: For program point L736(lines 736 753) no Hoare annotation was computed. [2019-09-16 16:35:23,409 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 732 756) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-09-16 16:35:23,409 INFO L439 ceAbstractionStarter]: At program point L751(line 751) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2019-09-16 16:35:23,409 INFO L443 ceAbstractionStarter]: For program point L751-1(lines 732 756) no Hoare annotation was computed. [2019-09-16 16:35:23,409 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 732 756) no Hoare annotation was computed. [2019-09-16 16:35:23,409 INFO L439 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (let ((.cse0 (= processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~systemActive~0 0))) (and (or (and .cse0 .cse1) (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))))) [2019-09-16 16:35:23,409 INFO L439 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= 1 ~waterLevel~0))) (.cse2 (= ~pumpRunning~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 (and .cse1 .cse2)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2)))) [2019-09-16 16:35:23,410 INFO L443 ceAbstractionStarter]: For program point L740(lines 740 748) no Hoare annotation was computed. [2019-09-16 16:35:23,410 INFO L439 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) .cse1 (not (= ~methaneLevelCritical~0 0))))) [2019-09-16 16:35:23,410 INFO L439 ceAbstractionStarter]: At program point L897(line 897) the Hoare annotation is: (let ((.cse3 (not (= |old(~systemActive~0)| 1))) (.cse2 (= 1 ~systemActive~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)))) (.cse5 (= |old(~systemActive~0)| 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse0 .cse3 .cse2) (or .cse0 .cse5 .cse6) (or .cse6 .cse5 .cse4) (or .cse1 .cse4))) [2019-09-16 16:35:23,410 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 891 905) no Hoare annotation was computed. [2019-09-16 16:35:23,410 INFO L443 ceAbstractionStarter]: For program point L895(lines 895 901) no Hoare annotation was computed. [2019-09-16 16:35:23,410 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 891 905) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~systemActive~0)| 1))) (.cse3 (= 1 ~systemActive~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse7 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)))) (.cse6 (= |old(~systemActive~0)| 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse5 .cse1 .cse0) (or .cse5 .cse4 .cse3) (or .cse5 .cse6 .cse7) (or .cse7 .cse6 .cse2))) [2019-09-16 16:35:23,411 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 891 905) no Hoare annotation was computed. [2019-09-16 16:35:23,411 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 827 835) no Hoare annotation was computed. [2019-09-16 16:35:23,411 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 827 835) the Hoare annotation is: true [2019-09-16 16:35:23,411 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 827 835) no Hoare annotation was computed. [2019-09-16 16:35:23,411 INFO L443 ceAbstractionStarter]: For program point L866-1(line 866) no Hoare annotation was computed. [2019-09-16 16:35:23,411 INFO L443 ceAbstractionStarter]: For program point L855(lines 855 863) no Hoare annotation was computed. [2019-09-16 16:35:23,411 INFO L443 ceAbstractionStarter]: For program point L855-2(lines 855 863) no Hoare annotation was computed. [2019-09-16 16:35:23,411 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 836 871) no Hoare annotation was computed. [2019-09-16 16:35:23,411 INFO L443 ceAbstractionStarter]: For program point L843(lines 843 851) no Hoare annotation was computed. [2019-09-16 16:35:23,412 INFO L443 ceAbstractionStarter]: For program point L843-2(lines 843 851) no Hoare annotation was computed. [2019-09-16 16:35:23,412 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 836 871) no Hoare annotation was computed. [2019-09-16 16:35:23,412 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 836 871) no Hoare annotation was computed. [2019-09-16 16:35:23,412 INFO L443 ceAbstractionStarter]: For program point L866(line 866) no Hoare annotation was computed. [2019-09-16 16:35:23,412 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2019-09-16 16:35:23,412 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2019-09-16 16:35:23,412 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 93 138) no Hoare annotation was computed. [2019-09-16 16:35:23,412 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 93 138) no Hoare annotation was computed. [2019-09-16 16:35:23,412 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 93 138) no Hoare annotation was computed. [2019-09-16 16:35:23,412 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 406 451) no Hoare annotation was computed. [2019-09-16 16:35:23,412 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 406 451) no Hoare annotation was computed. [2019-09-16 16:35:23,412 INFO L443 ceAbstractionStarter]: For program point L426(lines 426 433) no Hoare annotation was computed. [2019-09-16 16:35:23,413 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 406 451) no Hoare annotation was computed. [2019-09-16 16:35:23,413 INFO L443 ceAbstractionStarter]: For program point L420(lines 420 440) no Hoare annotation was computed. [2019-09-16 16:35:23,413 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 420 440) no Hoare annotation was computed. [2019-09-16 16:35:23,413 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 561 571) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:35:23,413 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 561 571) no Hoare annotation was computed. [2019-09-16 16:35:23,413 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 561 571) no Hoare annotation was computed. [2019-09-16 16:35:23,413 INFO L439 ceAbstractionStarter]: At program point L566(line 566) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:35:23,413 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 816 826) the Hoare annotation is: true [2019-09-16 16:35:23,413 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 816 826) no Hoare annotation was computed. [2019-09-16 16:35:23,413 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 816 826) no Hoare annotation was computed. [2019-09-16 16:35:23,413 INFO L446 ceAbstractionStarter]: At program point L821(line 821) the Hoare annotation is: true [2019-09-16 16:35:23,413 INFO L443 ceAbstractionStarter]: For program point L821-1(line 821) no Hoare annotation was computed. [2019-09-16 16:35:23,414 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 808 815) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-09-16 16:35:23,414 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 808 815) no Hoare annotation was computed. [2019-09-16 16:35:23,414 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 808 815) no Hoare annotation was computed. [2019-09-16 16:35:23,414 INFO L443 ceAbstractionStarter]: For program point L683(lines 683 689) no Hoare annotation was computed. [2019-09-16 16:35:23,414 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 679 692) no Hoare annotation was computed. [2019-09-16 16:35:23,414 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 679 692) the Hoare annotation is: true [2019-09-16 16:35:23,414 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 679 692) no Hoare annotation was computed. [2019-09-16 16:35:23,414 INFO L439 ceAbstractionStarter]: At program point L768(line 768) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse1 .cse0 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~6) (= ~pumpRunning~0 |old(~pumpRunning~0)|))))) [2019-09-16 16:35:23,414 INFO L443 ceAbstractionStarter]: For program point L766(lines 766 774) no Hoare annotation was computed. [2019-09-16 16:35:23,414 INFO L439 ceAbstractionStarter]: At program point L764(line 764) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4) (or .cse4 .cse1 .cse2) (or .cse3 .cse0 .cse1))) [2019-09-16 16:35:23,414 INFO L443 ceAbstractionStarter]: For program point L764-1(line 764) no Hoare annotation was computed. [2019-09-16 16:35:23,415 INFO L443 ceAbstractionStarter]: For program point L762(lines 762 779) no Hoare annotation was computed. [2019-09-16 16:35:23,415 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 758 782) no Hoare annotation was computed. [2019-09-16 16:35:23,415 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 758 782) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-09-16 16:35:23,415 INFO L439 ceAbstractionStarter]: At program point L777(line 777) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2019-09-16 16:35:23,415 INFO L443 ceAbstractionStarter]: For program point L777-1(lines 758 782) no Hoare annotation was computed. [2019-09-16 16:35:23,415 INFO L439 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0) (or (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~6) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2019-09-16 16:35:23,415 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 724 730) no Hoare annotation was computed. [2019-09-16 16:35:23,415 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 724 730) the Hoare annotation is: true [2019-09-16 16:35:23,415 INFO L439 ceAbstractionStarter]: At program point L929(line 929) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 .cse2 (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 (not (= 0 ~systemActive~0))))) [2019-09-16 16:35:23,416 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 907 972) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:35:23,416 INFO L443 ceAbstractionStarter]: For program point L927(lines 927 933) no Hoare annotation was computed. [2019-09-16 16:35:23,416 INFO L443 ceAbstractionStarter]: For program point L927-1(lines 927 933) no Hoare annotation was computed. [2019-09-16 16:35:23,416 INFO L443 ceAbstractionStarter]: For program point L919(lines 919 923) no Hoare annotation was computed. [2019-09-16 16:35:23,416 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 907 972) no Hoare annotation was computed. [2019-09-16 16:35:23,416 INFO L439 ceAbstractionStarter]: At program point L965(lines 916 966) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:35:23,416 INFO L439 ceAbstractionStarter]: At program point L955(line 955) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (not (= 0 ~systemActive~0)))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse4))) [2019-09-16 16:35:23,416 INFO L443 ceAbstractionStarter]: For program point L953(lines 953 959) no Hoare annotation was computed. [2019-09-16 16:35:23,416 INFO L439 ceAbstractionStarter]: At program point L953-1(lines 947 960) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (not (= 0 ~systemActive~0)))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse4))) [2019-09-16 16:35:23,416 INFO L443 ceAbstractionStarter]: For program point L918(lines 917 964) no Hoare annotation was computed. [2019-09-16 16:35:23,417 INFO L443 ceAbstractionStarter]: For program point L947(lines 947 960) no Hoare annotation was computed. [2019-09-16 16:35:23,417 INFO L439 ceAbstractionStarter]: At program point L939(line 939) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 .cse2 (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 (not (= 0 ~systemActive~0))))) [2019-09-16 16:35:23,417 INFO L443 ceAbstractionStarter]: For program point L937(lines 937 943) no Hoare annotation was computed. [2019-09-16 16:35:23,417 INFO L443 ceAbstractionStarter]: For program point L937-1(lines 937 943) no Hoare annotation was computed. [2019-09-16 16:35:23,417 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 907 972) no Hoare annotation was computed. [2019-09-16 16:35:23,417 INFO L439 ceAbstractionStarter]: At program point L962(lines 917 964) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 .cse2 (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 (not (= 0 ~systemActive~0))))) [2019-09-16 16:35:23,417 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 387) no Hoare annotation was computed. [2019-09-16 16:35:23,417 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 360 405) no Hoare annotation was computed. [2019-09-16 16:35:23,417 INFO L443 ceAbstractionStarter]: For program point L374(lines 374 394) no Hoare annotation was computed. [2019-09-16 16:35:23,417 INFO L443 ceAbstractionStarter]: For program point L374-1(lines 374 394) no Hoare annotation was computed. [2019-09-16 16:35:23,417 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 360 405) no Hoare annotation was computed. [2019-09-16 16:35:23,417 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 360 405) no Hoare annotation was computed. [2019-09-16 16:35:23,418 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 783 790) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 0)) [2019-09-16 16:35:23,418 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 783 790) no Hoare annotation was computed. [2019-09-16 16:35:23,418 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 783 790) no Hoare annotation was computed. [2019-09-16 16:35:23,418 INFO L439 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2019-09-16 16:35:23,418 INFO L443 ceAbstractionStarter]: For program point L477(lines 477 483) no Hoare annotation was computed. [2019-09-16 16:35:23,418 INFO L443 ceAbstractionStarter]: For program point L476(lines 476 486) no Hoare annotation was computed. [2019-09-16 16:35:23,418 INFO L439 ceAbstractionStarter]: At program point L474(line 474) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2019-09-16 16:35:23,418 INFO L443 ceAbstractionStarter]: For program point L474-1(line 474) no Hoare annotation was computed. [2019-09-16 16:35:23,418 INFO L443 ceAbstractionStarter]: For program point L472(lines 472 489) no Hoare annotation was computed. [2019-09-16 16:35:23,419 INFO L443 ceAbstractionStarter]: For program point L472-1(lines 464 492) no Hoare annotation was computed. [2019-09-16 16:35:23,419 INFO L446 ceAbstractionStarter]: At program point L470(line 470) the Hoare annotation is: true [2019-09-16 16:35:23,419 INFO L443 ceAbstractionStarter]: For program point L470-1(line 470) no Hoare annotation was computed. [2019-09-16 16:35:23,419 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 464 492) the Hoare annotation is: true [2019-09-16 16:35:23,419 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 464 492) no Hoare annotation was computed. [2019-09-16 16:35:23,419 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 456 463) the Hoare annotation is: true [2019-09-16 16:35:23,419 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 456 463) no Hoare annotation was computed. [2019-09-16 16:35:23,419 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 456 463) no Hoare annotation was computed. [2019-09-16 16:35:23,420 INFO L443 ceAbstractionStarter]: For program point L655(lines 655 663) no Hoare annotation was computed. [2019-09-16 16:35:23,420 INFO L443 ceAbstractionStarter]: For program point L655-2(lines 655 663) no Hoare annotation was computed. [2019-09-16 16:35:23,420 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 647 669) no Hoare annotation was computed. [2019-09-16 16:35:23,420 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 647 669) no Hoare annotation was computed. [2019-09-16 16:35:23,420 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 647 669) no Hoare annotation was computed. [2019-09-16 16:35:23,420 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2019-09-16 16:35:23,420 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2019-09-16 16:35:23,420 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2019-09-16 16:35:23,421 INFO L443 ceAbstractionStarter]: For program point L322-1(line 322) no Hoare annotation was computed. [2019-09-16 16:35:23,421 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 257 359) no Hoare annotation was computed. [2019-09-16 16:35:23,421 INFO L443 ceAbstractionStarter]: For program point L281(lines 281 285) no Hoare annotation was computed. [2019-09-16 16:35:23,421 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 356) no Hoare annotation was computed. [2019-09-16 16:35:23,421 INFO L443 ceAbstractionStarter]: For program point L308(lines 308 312) no Hoare annotation was computed. [2019-09-16 16:35:23,421 INFO L443 ceAbstractionStarter]: For program point L306-2(lines 306 326) no Hoare annotation was computed. [2019-09-16 16:35:23,421 INFO L443 ceAbstractionStarter]: For program point L327(lines 305 328) no Hoare annotation was computed. [2019-09-16 16:35:23,421 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 257 359) no Hoare annotation was computed. [2019-09-16 16:35:23,421 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 302) no Hoare annotation was computed. [2019-09-16 16:35:23,422 INFO L443 ceAbstractionStarter]: For program point L346(lines 346 353) no Hoare annotation was computed. [2019-09-16 16:35:23,422 INFO L443 ceAbstractionStarter]: For program point L307(lines 306 326) no Hoare annotation was computed. [2019-09-16 16:35:23,422 INFO L443 ceAbstractionStarter]: For program point L338(line 338) no Hoare annotation was computed. [2019-09-16 16:35:23,422 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 257 359) no Hoare annotation was computed. [2019-09-16 16:35:23,422 INFO L443 ceAbstractionStarter]: For program point L338-1(line 338) no Hoare annotation was computed. [2019-09-16 16:35:23,422 INFO L443 ceAbstractionStarter]: For program point L303(lines 303 344) no Hoare annotation was computed. [2019-09-16 16:35:23,422 INFO L443 ceAbstractionStarter]: For program point L322(line 322) no Hoare annotation was computed. [2019-09-16 16:35:23,422 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:35:23,423 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-09-16 16:35:23,423 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:35:23,423 INFO L443 ceAbstractionStarter]: For program point L802-1(lines 791 807) no Hoare annotation was computed. [2019-09-16 16:35:23,423 INFO L443 ceAbstractionStarter]: For program point L798(lines 798 804) no Hoare annotation was computed. [2019-09-16 16:35:23,423 INFO L439 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2019-09-16 16:35:23,423 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 791 807) no Hoare annotation was computed. [2019-09-16 16:35:23,423 INFO L443 ceAbstractionStarter]: For program point L796-1(line 796) no Hoare annotation was computed. [2019-09-16 16:35:23,423 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 791 807) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2019-09-16 16:35:23,424 INFO L439 ceAbstractionStarter]: At program point L802(line 802) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (and (= ~methaneLevelCritical~0 activatePump_~tmp~7) (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))))) [2019-09-16 16:35:23,424 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 670 678) no Hoare annotation was computed. [2019-09-16 16:35:23,424 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 670 678) no Hoare annotation was computed. [2019-09-16 16:35:23,424 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 670 678) no Hoare annotation was computed. [2019-09-16 16:35:23,424 INFO L443 ceAbstractionStarter]: For program point L881(lines 881 885) no Hoare annotation was computed. [2019-09-16 16:35:23,424 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 872 890) no Hoare annotation was computed. [2019-09-16 16:35:23,424 INFO L446 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2019-09-16 16:35:23,424 INFO L443 ceAbstractionStarter]: For program point L881-2(lines 881 885) no Hoare annotation was computed. [2019-09-16 16:35:23,425 INFO L443 ceAbstractionStarter]: For program point L879-1(line 879) no Hoare annotation was computed. [2019-09-16 16:35:23,425 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 872 890) the Hoare annotation is: true [2019-09-16 16:35:23,425 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 872 890) no Hoare annotation was computed. [2019-09-16 16:35:23,425 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:35:23,425 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-16 16:35:23,425 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:35:23,425 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 626 637) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse0 (= 1 ~methaneLevelCritical~0)) (or .cse0 .cse1 .cse2) (or .cse1 (= ~systemActive~0 0) .cse2))) [2019-09-16 16:35:23,426 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 626 637) no Hoare annotation was computed. [2019-09-16 16:35:23,426 INFO L443 ceAbstractionStarter]: For program point L630-1(lines 626 637) no Hoare annotation was computed. [2019-09-16 16:35:23,426 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 638 646) the Hoare annotation is: true [2019-09-16 16:35:23,426 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 638 646) no Hoare annotation was computed. [2019-09-16 16:35:23,426 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 638 646) no Hoare annotation was computed. [2019-09-16 16:35:23,426 INFO L443 ceAbstractionStarter]: For program point L704(lines 703 722) no Hoare annotation was computed. [2019-09-16 16:35:23,426 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 700 723) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| 1)) (.cse8 (= 1 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= ~systemActive~0 0)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not .cse8)) (.cse7 (= ~pumpRunning~0 0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not .cse0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse5) (or .cse0 .cse6 .cse3 (and .cse2 .cse7)) (or .cse4 .cse0 .cse1 .cse2) (or .cse5 .cse1 .cse3) (or .cse6 (and .cse8 .cse7) .cse9 .cse3) (or .cse4 .cse0 .cse6 .cse2) (or .cse4 .cse6 .cse7) (or .cse4 .cse6 .cse8 .cse9)))) [2019-09-16 16:35:23,426 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 700 723) no Hoare annotation was computed. [2019-09-16 16:35:23,427 INFO L439 ceAbstractionStarter]: At program point L713(line 713) the Hoare annotation is: (let ((.cse8 (= |old(~waterLevel~0)| 1)) (.cse1 (= 1 ~waterLevel~0))) (let ((.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (= ~systemActive~0 0)) (.cse9 (not .cse1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not .cse8))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5) (or .cse4 .cse6 .cse7) (or .cse7 .cse6 .cse3) (or .cse4 .cse8 .cse0 .cse9) (or .cse8 .cse0 .cse3 .cse9) (or .cse5 .cse0 .cse3) (or .cse4 .cse0 .cse1 .cse2)))) [2019-09-16 16:35:23,427 INFO L439 ceAbstractionStarter]: At program point L711(lines 711 717) the Hoare annotation is: (let ((.cse4 (= 1 ~waterLevel~0))) (let ((.cse8 (= |old(~waterLevel~0)| 1)) (.cse9 (not .cse4))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and (= 0 ~methaneLevelCritical~0) .cse9 (not (= 0 ~systemActive~0)))) (.cse0 (= ~systemActive~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not .cse8))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 .cse2) (or .cse3 (and .cse4 .cse5) .cse6 .cse1) (or .cse7 .cse8 .cse3 .cse9) (or .cse8 .cse3 .cse1 .cse2 (and .cse9 .cse5)) (or .cse7 .cse3 .cse5) (or .cse7 .cse0 .cse5) (or .cse7 .cse3 .cse4 .cse6))))) [2019-09-16 16:35:23,427 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 700 723) no Hoare annotation was computed. [2019-09-16 16:35:23,427 INFO L439 ceAbstractionStarter]: At program point L706(line 706) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (= ~systemActive~0 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse3 .cse2 .cse4) (or .cse1 .cse4))) [2019-09-16 16:35:23,427 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 496 525) no Hoare annotation was computed. [2019-09-16 16:35:23,428 INFO L443 ceAbstractionStarter]: For program point L510(lines 510 514) no Hoare annotation was computed. [2019-09-16 16:35:23,428 INFO L446 ceAbstractionStarter]: At program point L510-1(lines 510 514) the Hoare annotation is: true [2019-09-16 16:35:23,428 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 496 525) the Hoare annotation is: true [2019-09-16 16:35:23,428 INFO L443 ceAbstractionStarter]: For program point L507(line 507) no Hoare annotation was computed. [2019-09-16 16:35:23,428 INFO L446 ceAbstractionStarter]: At program point L506-2(lines 506 520) the Hoare annotation is: true [2019-09-16 16:35:23,428 INFO L446 ceAbstractionStarter]: At program point L502(line 502) the Hoare annotation is: true [2019-09-16 16:35:23,428 INFO L443 ceAbstractionStarter]: For program point L502-1(line 502) no Hoare annotation was computed. [2019-09-16 16:35:23,428 INFO L446 ceAbstractionStarter]: At program point L521(lines 496 525) the Hoare annotation is: true [2019-09-16 16:35:23,429 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-09-16 16:35:23,429 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 602 613) the Hoare annotation is: true [2019-09-16 16:35:23,429 INFO L443 ceAbstractionStarter]: For program point L606-1(lines 602 613) no Hoare annotation was computed. [2019-09-16 16:35:23,429 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 602 613) no Hoare annotation was computed. [2019-09-16 16:35:23,429 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 553 559) no Hoare annotation was computed. [2019-09-16 16:35:23,429 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 553 559) the Hoare annotation is: true [2019-09-16 16:35:23,429 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:35:23,429 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-16 16:35:23,429 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-16 16:35:23,430 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:35:23,430 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 614 625) no Hoare annotation was computed. [2019-09-16 16:35:23,430 INFO L443 ceAbstractionStarter]: For program point L618-1(lines 614 625) no Hoare annotation was computed. [2019-09-16 16:35:23,430 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 614 625) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 1 ~waterLevel~0)) (.cse2 (not (= |old(~waterLevel~0)| 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2019-09-16 16:35:23,430 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-09-16 16:35:23,430 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-09-16 16:35:23,430 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-09-16 16:35:23,431 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-09-16 16:35:23,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 04:35:23 BoogieIcfgContainer [2019-09-16 16:35:23,444 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 16:35:23,446 INFO L168 Benchmark]: Toolchain (without parser) took 15216.86 ms. Allocated memory was 141.6 MB in the beginning and 471.9 MB in the end (delta: 330.3 MB). Free memory was 87.2 MB in the beginning and 404.4 MB in the end (delta: -317.2 MB). Peak memory consumption was 336.9 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:23,447 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.6 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-16 16:35:23,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.06 ms. Allocated memory was 141.6 MB in the beginning and 201.3 MB in the end (delta: 59.8 MB). Free memory was 87.0 MB in the beginning and 166.3 MB in the end (delta: -79.3 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:23,449 INFO L168 Benchmark]: Boogie Preprocessor took 81.48 ms. Allocated memory is still 201.3 MB. Free memory was 166.3 MB in the beginning and 162.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:23,449 INFO L168 Benchmark]: RCFGBuilder took 1151.44 ms. Allocated memory was 201.3 MB in the beginning and 229.6 MB in the end (delta: 28.3 MB). Free memory was 162.3 MB in the beginning and 192.0 MB in the end (delta: -29.8 MB). Peak memory consumption was 86.1 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:23,450 INFO L168 Benchmark]: TraceAbstraction took 13309.45 ms. Allocated memory was 229.6 MB in the beginning and 471.9 MB in the end (delta: 242.2 MB). Free memory was 192.0 MB in the beginning and 404.4 MB in the end (delta: -212.4 MB). Peak memory consumption was 353.6 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:23,454 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 141.6 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 670.06 ms. Allocated memory was 141.6 MB in the beginning and 201.3 MB in the end (delta: 59.8 MB). Free memory was 87.0 MB in the beginning and 166.3 MB in the end (delta: -79.3 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.48 ms. Allocated memory is still 201.3 MB. Free memory was 166.3 MB in the beginning and 162.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1151.44 ms. Allocated memory was 201.3 MB in the beginning and 229.6 MB in the end (delta: 28.3 MB). Free memory was 162.3 MB in the beginning and 192.0 MB in the end (delta: -29.8 MB). Peak memory consumption was 86.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13309.45 ms. Allocated memory was 229.6 MB in the beginning and 471.9 MB in the end (delta: 242.2 MB). Free memory was 192.0 MB in the beginning and 404.4 MB in the end (delta: -212.4 MB). Peak memory consumption was 353.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 917]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == splverifierCounter) && pumpRunning == 0)) || ((0 == splverifierCounter && pumpRunning == 0) && 1 == methaneLevelCritical)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == splverifierCounter) && !(0 == systemActive)) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 243 locations, 1 error locations. SAFE Result, 13.2s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 5.0s AutomataDifference, 0.0s DeadEndRemovalTime, 4.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 1931 SDtfs, 1335 SDslu, 7506 SDs, 0 SdLazy, 2915 SolverSat, 198 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 393 GetRequests, 291 SyntacticMatches, 2 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2071occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 10 MinimizatonAttempts, 180 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 4318 PreInvPairs, 4557 NumberOfFragments, 1784 HoareAnnotationTreeSize, 4318 FomulaSimplifications, 4167 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 65 FomulaSimplificationsInter, 13838 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1126 NumberOfCodeBlocks, 1126 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1114 ConstructedInterpolants, 0 QuantifiedInterpolants, 183323 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1742 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 107/111 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...