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_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:05:00,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:05:00,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:05:00,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:05:00,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:05:00,183 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:05:00,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:05:00,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:05:00,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:05:00,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:05:00,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:05:00,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:05:00,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:05:00,193 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:05:00,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:05:00,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:05:00,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:05:00,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:05:00,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:05:00,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:05:00,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:05:00,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:05:00,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:05:00,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:05:00,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:05:00,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:05:00,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:05:00,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:05:00,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:05:00,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:05:00,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:05:00,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:05:00,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:05:00,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:05:00,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:05:00,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:05:00,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:05:00,216 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:05:00,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:05:00,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:05:00,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:05:00,220 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 [2019-09-20 13:05:00,234 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:05:00,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:05:00,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:05:00,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:05:00,236 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:05:00,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:05:00,236 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:05:00,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:05:00,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:05:00,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:05:00,237 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:05:00,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:05:00,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:05:00,238 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:05:00,238 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:05:00,238 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:05:00,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:05:00,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:05:00,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:05:00,239 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:05:00,239 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:05:00,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:05:00,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:05:00,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:05:00,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:05:00,240 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:05:00,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:05:00,241 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:05:00,241 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:05:00,270 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:05:00,284 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:05:00,288 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:05:00,290 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:05:00,291 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:05:00,291 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product39.cil.c [2019-09-20 13:05:00,357 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49470c27f/7b674548932c417bb5c9b85c8f1b6e39/FLAGcd9f87a94 [2019-09-20 13:05:00,932 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:05:00,933 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product39.cil.c [2019-09-20 13:05:00,951 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49470c27f/7b674548932c417bb5c9b85c8f1b6e39/FLAGcd9f87a94 [2019-09-20 13:05:01,214 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49470c27f/7b674548932c417bb5c9b85c8f1b6e39 [2019-09-20 13:05:01,227 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:05:01,229 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:05:01,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:01,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:05:01,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:05:01,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:01" (1/1) ... [2019-09-20 13:05:01,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@671e4bab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:01, skipping insertion in model container [2019-09-20 13:05:01,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:01" (1/1) ... [2019-09-20 13:05:01,247 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:05:01,309 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:05:01,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:01,950 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:05:02,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:02,075 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:05:02,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:02 WrapperNode [2019-09-20 13:05:02,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:02,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:05:02,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:05:02,078 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:05:02,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:02" (1/1) ... [2019-09-20 13:05:02,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:02" (1/1) ... [2019-09-20 13:05:02,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:02" (1/1) ... [2019-09-20 13:05:02,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:02" (1/1) ... [2019-09-20 13:05:02,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:02" (1/1) ... [2019-09-20 13:05:02,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:02" (1/1) ... [2019-09-20 13:05:02,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:02" (1/1) ... [2019-09-20 13:05:02,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:05:02,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:05:02,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:05:02,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:05:02,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:02" (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 [2019-09-20 13:05:02,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:05:02,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:05:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 13:05:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 13:05:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 13:05:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 13:05:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 13:05:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 13:05:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 13:05:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 13:05:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 13:05:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 13:05:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 13:05:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:05:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 13:05:02,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 13:05:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 13:05:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 13:05:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 13:05:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 13:05:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 13:05:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 13:05:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 13:05:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 13:05:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 13:05:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 13:05:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 13:05:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 13:05:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 13:05:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 13:05:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 13:05:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 13:05:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 13:05:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 13:05:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 13:05:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 13:05:02,284 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:05:02,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:05:02,285 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:05:02,285 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 13:05:02,285 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 13:05:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 13:05:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 13:05:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 13:05:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 13:05:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 13:05:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:05:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 13:05:02,287 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 13:05:02,287 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 13:05:02,287 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 13:05:02,287 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 13:05:02,287 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 13:05:02,287 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 13:05:02,287 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 13:05:02,288 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 13:05:02,288 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 13:05:02,288 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 13:05:02,288 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:05:02,288 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 13:05:02,288 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 13:05:02,289 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 13:05:02,289 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 13:05:02,289 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 13:05:02,289 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 13:05:02,290 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 13:05:02,290 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 13:05:02,290 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 13:05:02,290 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 13:05:02,290 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 13:05:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 13:05:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 13:05:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:05:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:05:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:05:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:05:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:05:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:05:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:05:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:05:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 13:05:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 13:05:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 13:05:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:05:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:05:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:05:03,375 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:05:03,375 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:05:03,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:03 BoogieIcfgContainer [2019-09-20 13:05:03,377 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:05:03,378 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:05:03,378 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:05:03,381 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:05:03,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:05:01" (1/3) ... [2019-09-20 13:05:03,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23765555 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:03, skipping insertion in model container [2019-09-20 13:05:03,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:02" (2/3) ... [2019-09-20 13:05:03,383 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23765555 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:03, skipping insertion in model container [2019-09-20 13:05:03,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:03" (3/3) ... [2019-09-20 13:05:03,385 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product39.cil.c [2019-09-20 13:05:03,394 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:05:03,403 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:05:03,420 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:05:03,452 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:05:03,453 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:05:03,453 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:05:03,454 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:05:03,454 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:05:03,454 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:05:03,454 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:05:03,454 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:05:03,454 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:05:03,478 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2019-09-20 13:05:03,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-20 13:05:03,488 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:03,489 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] [2019-09-20 13:05:03,492 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:03,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:03,497 INFO L82 PathProgramCache]: Analyzing trace with hash 652232891, now seen corresponding path program 1 times [2019-09-20 13:05:03,499 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:03,499 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:03,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:03,555 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:03,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:03,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:03,901 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:03,902 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 13:05:03,907 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:05:03,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:05:03,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:05:03,925 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 2 states. [2019-09-20 13:05:03,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:03,969 INFO L93 Difference]: Finished difference Result 264 states and 331 transitions. [2019-09-20 13:05:03,970 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:05:03,971 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-09-20 13:05:03,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:03,992 INFO L225 Difference]: With dead ends: 264 [2019-09-20 13:05:03,992 INFO L226 Difference]: Without dead ends: 134 [2019-09-20 13:05:04,001 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 [2019-09-20 13:05:04,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-09-20 13:05:04,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2019-09-20 13:05:04,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2019-09-20 13:05:04,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 159 transitions. [2019-09-20 13:05:04,056 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 159 transitions. Word has length 51 [2019-09-20 13:05:04,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:04,057 INFO L475 AbstractCegarLoop]: Abstraction has 134 states and 159 transitions. [2019-09-20 13:05:04,057 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:05:04,057 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 159 transitions. [2019-09-20 13:05:04,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-20 13:05:04,062 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:04,062 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] [2019-09-20 13:05:04,062 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:04,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:04,063 INFO L82 PathProgramCache]: Analyzing trace with hash -564528421, now seen corresponding path program 1 times [2019-09-20 13:05:04,063 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:04,063 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:04,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:04,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:04,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:04,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:04,215 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:04,216 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:04,217 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:04,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:04,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:04,219 INFO L87 Difference]: Start difference. First operand 134 states and 159 transitions. Second operand 3 states. [2019-09-20 13:05:04,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:04,257 INFO L93 Difference]: Finished difference Result 207 states and 245 transitions. [2019-09-20 13:05:04,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:04,258 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-09-20 13:05:04,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:04,261 INFO L225 Difference]: With dead ends: 207 [2019-09-20 13:05:04,261 INFO L226 Difference]: Without dead ends: 125 [2019-09-20 13:05:04,262 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 [2019-09-20 13:05:04,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2019-09-20 13:05:04,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2019-09-20 13:05:04,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2019-09-20 13:05:04,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 147 transitions. [2019-09-20 13:05:04,277 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 147 transitions. Word has length 52 [2019-09-20 13:05:04,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:04,278 INFO L475 AbstractCegarLoop]: Abstraction has 125 states and 147 transitions. [2019-09-20 13:05:04,278 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:04,278 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2019-09-20 13:05:04,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-09-20 13:05:04,280 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:04,281 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] [2019-09-20 13:05:04,281 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:04,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:04,281 INFO L82 PathProgramCache]: Analyzing trace with hash -1211879035, now seen corresponding path program 1 times [2019-09-20 13:05:04,282 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:04,282 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:04,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:04,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:04,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:04,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:04,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:04,510 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:04,510 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:05:04,511 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:05:04,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:05:04,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:04,512 INFO L87 Difference]: Start difference. First operand 125 states and 147 transitions. Second operand 7 states. [2019-09-20 13:05:05,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:05,076 INFO L93 Difference]: Finished difference Result 370 states and 453 transitions. [2019-09-20 13:05:05,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-20 13:05:05,077 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-09-20 13:05:05,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:05,081 INFO L225 Difference]: With dead ends: 370 [2019-09-20 13:05:05,082 INFO L226 Difference]: Without dead ends: 273 [2019-09-20 13:05:05,083 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 [2019-09-20 13:05:05,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2019-09-20 13:05:05,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 265. [2019-09-20 13:05:05,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2019-09-20 13:05:05,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 324 transitions. [2019-09-20 13:05:05,123 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 324 transitions. Word has length 56 [2019-09-20 13:05:05,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:05,124 INFO L475 AbstractCegarLoop]: Abstraction has 265 states and 324 transitions. [2019-09-20 13:05:05,124 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:05:05,124 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2019-09-20 13:05:05,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-09-20 13:05:05,128 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:05,128 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] [2019-09-20 13:05:05,128 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:05,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:05,129 INFO L82 PathProgramCache]: Analyzing trace with hash -773448372, now seen corresponding path program 1 times [2019-09-20 13:05:05,129 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:05,129 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:05,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:05,170 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:05,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:05,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:05,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:05,300 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:05,300 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:05:05,301 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:05,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:05,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:05,302 INFO L87 Difference]: Start difference. First operand 265 states and 324 transitions. Second operand 6 states. [2019-09-20 13:05:05,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:05,527 INFO L93 Difference]: Finished difference Result 721 states and 906 transitions. [2019-09-20 13:05:05,528 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:05:05,528 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-09-20 13:05:05,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:05,538 INFO L225 Difference]: With dead ends: 721 [2019-09-20 13:05:05,538 INFO L226 Difference]: Without dead ends: 484 [2019-09-20 13:05:05,540 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 [2019-09-20 13:05:05,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2019-09-20 13:05:05,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 478. [2019-09-20 13:05:05,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 478 states. [2019-09-20 13:05:05,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 588 transitions. [2019-09-20 13:05:05,616 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 588 transitions. Word has length 62 [2019-09-20 13:05:05,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:05,616 INFO L475 AbstractCegarLoop]: Abstraction has 478 states and 588 transitions. [2019-09-20 13:05:05,616 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:05,616 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 588 transitions. [2019-09-20 13:05:05,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-09-20 13:05:05,620 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:05,620 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] [2019-09-20 13:05:05,620 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:05,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:05,621 INFO L82 PathProgramCache]: Analyzing trace with hash -1032831448, now seen corresponding path program 1 times [2019-09-20 13:05:05,621 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:05,621 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:05,624 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:05,624 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:05,624 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:05,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:05,763 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:05,763 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:05:05,763 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:05:05,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:05:05,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:05,765 INFO L87 Difference]: Start difference. First operand 478 states and 588 transitions. Second operand 7 states. [2019-09-20 13:05:06,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:06,512 INFO L93 Difference]: Finished difference Result 1245 states and 1650 transitions. [2019-09-20 13:05:06,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-20 13:05:06,512 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-09-20 13:05:06,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:06,518 INFO L225 Difference]: With dead ends: 1245 [2019-09-20 13:05:06,519 INFO L226 Difference]: Without dead ends: 795 [2019-09-20 13:05:06,521 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 [2019-09-20 13:05:06,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 795 states. [2019-09-20 13:05:06,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 795 to 699. [2019-09-20 13:05:06,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2019-09-20 13:05:06,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 855 transitions. [2019-09-20 13:05:06,579 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 855 transitions. Word has length 66 [2019-09-20 13:05:06,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:06,580 INFO L475 AbstractCegarLoop]: Abstraction has 699 states and 855 transitions. [2019-09-20 13:05:06,580 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:05:06,580 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 855 transitions. [2019-09-20 13:05:06,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-20 13:05:06,583 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:06,583 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:06,583 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:06,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:06,584 INFO L82 PathProgramCache]: Analyzing trace with hash -1961211398, now seen corresponding path program 1 times [2019-09-20 13:05:06,584 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:06,584 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:06,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:06,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:06,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:06,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:06,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:06,684 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:06,684 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-20 13:05:06,685 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-20 13:05:06,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-20 13:05:06,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 13:05:06,685 INFO L87 Difference]: Start difference. First operand 699 states and 855 transitions. Second operand 4 states. [2019-09-20 13:05:06,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:06,982 INFO L93 Difference]: Finished difference Result 2560 states and 3348 transitions. [2019-09-20 13:05:06,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-20 13:05:06,982 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 88 [2019-09-20 13:05:06,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:06,995 INFO L225 Difference]: With dead ends: 2560 [2019-09-20 13:05:06,996 INFO L226 Difference]: Without dead ends: 1889 [2019-09-20 13:05:06,999 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 [2019-09-20 13:05:07,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1889 states. [2019-09-20 13:05:07,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1889 to 1843. [2019-09-20 13:05:07,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1843 states. [2019-09-20 13:05:07,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 1843 states and 2345 transitions. [2019-09-20 13:05:07,136 INFO L78 Accepts]: Start accepts. Automaton has 1843 states and 2345 transitions. Word has length 88 [2019-09-20 13:05:07,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:07,137 INFO L475 AbstractCegarLoop]: Abstraction has 1843 states and 2345 transitions. [2019-09-20 13:05:07,137 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-20 13:05:07,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2345 transitions. [2019-09-20 13:05:07,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-20 13:05:07,142 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:07,142 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:07,143 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:07,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:07,143 INFO L82 PathProgramCache]: Analyzing trace with hash 608275001, now seen corresponding path program 1 times [2019-09-20 13:05:07,143 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:07,144 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:07,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:07,146 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:07,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:07,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:07,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:07,258 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:07,258 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:05:07,258 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:07,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:07,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:07,259 INFO L87 Difference]: Start difference. First operand 1843 states and 2345 transitions. Second operand 6 states. [2019-09-20 13:05:07,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:07,377 INFO L93 Difference]: Finished difference Result 3718 states and 4842 transitions. [2019-09-20 13:05:07,378 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:05:07,378 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2019-09-20 13:05:07,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:07,392 INFO L225 Difference]: With dead ends: 3718 [2019-09-20 13:05:07,392 INFO L226 Difference]: Without dead ends: 1903 [2019-09-20 13:05:07,400 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 [2019-09-20 13:05:07,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1903 states. [2019-09-20 13:05:07,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1903 to 1903. [2019-09-20 13:05:07,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1903 states. [2019-09-20 13:05:07,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 1903 states and 2409 transitions. [2019-09-20 13:05:07,517 INFO L78 Accepts]: Start accepts. Automaton has 1903 states and 2409 transitions. Word has length 88 [2019-09-20 13:05:07,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:07,518 INFO L475 AbstractCegarLoop]: Abstraction has 1903 states and 2409 transitions. [2019-09-20 13:05:07,518 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:07,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 2409 transitions. [2019-09-20 13:05:07,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-20 13:05:07,522 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:07,522 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:07,522 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:07,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:07,523 INFO L82 PathProgramCache]: Analyzing trace with hash 1309874875, now seen corresponding path program 1 times [2019-09-20 13:05:07,523 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:07,523 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:07,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:07,525 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:07,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:07,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:07,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:07,627 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:07,628 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-20 13:05:07,629 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-20 13:05:07,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-20 13:05:07,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:07,630 INFO L87 Difference]: Start difference. First operand 1903 states and 2409 transitions. Second operand 8 states. [2019-09-20 13:05:07,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:07,757 INFO L93 Difference]: Finished difference Result 3534 states and 4612 transitions. [2019-09-20 13:05:07,758 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:05:07,758 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 88 [2019-09-20 13:05:07,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:07,777 INFO L225 Difference]: With dead ends: 3534 [2019-09-20 13:05:07,778 INFO L226 Difference]: Without dead ends: 1659 [2019-09-20 13:05:07,791 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 [2019-09-20 13:05:07,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1659 states. [2019-09-20 13:05:07,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1659 to 1659. [2019-09-20 13:05:07,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1659 states. [2019-09-20 13:05:07,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 1659 states and 2059 transitions. [2019-09-20 13:05:07,945 INFO L78 Accepts]: Start accepts. Automaton has 1659 states and 2059 transitions. Word has length 88 [2019-09-20 13:05:07,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:07,946 INFO L475 AbstractCegarLoop]: Abstraction has 1659 states and 2059 transitions. [2019-09-20 13:05:07,946 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-20 13:05:07,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2059 transitions. [2019-09-20 13:05:07,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-09-20 13:05:07,951 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:07,951 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:07,951 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:07,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:07,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1814435734, now seen corresponding path program 1 times [2019-09-20 13:05:07,952 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:07,952 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:07,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:07,955 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:07,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:08,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:08,064 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:08,065 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:08,065 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:08,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:08,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:08,066 INFO L87 Difference]: Start difference. First operand 1659 states and 2059 transitions. Second operand 3 states. [2019-09-20 13:05:08,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:08,225 INFO L93 Difference]: Finished difference Result 2630 states and 3369 transitions. [2019-09-20 13:05:08,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:08,226 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2019-09-20 13:05:08,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:08,246 INFO L225 Difference]: With dead ends: 2630 [2019-09-20 13:05:08,247 INFO L226 Difference]: Without dead ends: 2627 [2019-09-20 13:05:08,249 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:08,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2627 states. [2019-09-20 13:05:08,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2627 to 2467. [2019-09-20 13:05:08,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2467 states. [2019-09-20 13:05:08,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2467 states and 3173 transitions. [2019-09-20 13:05:08,430 INFO L78 Accepts]: Start accepts. Automaton has 2467 states and 3173 transitions. Word has length 92 [2019-09-20 13:05:08,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:08,433 INFO L475 AbstractCegarLoop]: Abstraction has 2467 states and 3173 transitions. [2019-09-20 13:05:08,433 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:08,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 3173 transitions. [2019-09-20 13:05:08,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-09-20 13:05:08,445 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:08,446 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:08,446 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:08,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:08,446 INFO L82 PathProgramCache]: Analyzing trace with hash -374585462, now seen corresponding path program 1 times [2019-09-20 13:05:08,447 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:08,447 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:08,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:08,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:08,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:08,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:08,628 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-09-20 13:05:08,628 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:08,628 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 [2019-09-20 13:05:08,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:08,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:08,838 INFO L256 TraceCheckSpWp]: Trace formula consists of 912 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-20 13:05:08,851 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:09,111 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-20 13:05:09,119 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:05:09,120 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-20 13:05:09,120 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-20 13:05:09,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-20 13:05:09,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-20 13:05:09,121 INFO L87 Difference]: Start difference. First operand 2467 states and 3173 transitions. Second operand 19 states. [2019-09-20 13:05:11,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:11,132 INFO L93 Difference]: Finished difference Result 4714 states and 6148 transitions. [2019-09-20 13:05:11,133 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-20 13:05:11,133 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 150 [2019-09-20 13:05:11,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:11,148 INFO L225 Difference]: With dead ends: 4714 [2019-09-20 13:05:11,148 INFO L226 Difference]: Without dead ends: 2275 [2019-09-20 13:05:11,160 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 147 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-20 13:05:11,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2275 states. [2019-09-20 13:05:11,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2275 to 1947. [2019-09-20 13:05:11,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1947 states. [2019-09-20 13:05:11,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1947 states to 1947 states and 2400 transitions. [2019-09-20 13:05:11,322 INFO L78 Accepts]: Start accepts. Automaton has 1947 states and 2400 transitions. Word has length 150 [2019-09-20 13:05:11,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:11,323 INFO L475 AbstractCegarLoop]: Abstraction has 1947 states and 2400 transitions. [2019-09-20 13:05:11,323 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-20 13:05:11,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 2400 transitions. [2019-09-20 13:05:11,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-09-20 13:05:11,336 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:11,337 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-20 13:05:11,337 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:11,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:11,338 INFO L82 PathProgramCache]: Analyzing trace with hash 1038081381, now seen corresponding path program 1 times [2019-09-20 13:05:11,338 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:11,338 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:11,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:11,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:11,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:11,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:11,543 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-09-20 13:05:11,543 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:11,544 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 [2019-09-20 13:05:11,606 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:11,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:11,737 INFO L256 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 2 conjunts are in the unsatisfiable core [2019-09-20 13:05:11,751 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:11,792 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-09-20 13:05:11,806 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:05:11,807 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-09-20 13:05:11,807 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:11,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:11,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:11,809 INFO L87 Difference]: Start difference. First operand 1947 states and 2400 transitions. Second operand 6 states. [2019-09-20 13:05:12,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:12,675 INFO L93 Difference]: Finished difference Result 4199 states and 5388 transitions. [2019-09-20 13:05:12,676 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-20 13:05:12,676 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 154 [2019-09-20 13:05:12,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:12,695 INFO L225 Difference]: With dead ends: 4199 [2019-09-20 13:05:12,695 INFO L226 Difference]: Without dead ends: 2596 [2019-09-20 13:05:12,702 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 155 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:12,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2596 states. [2019-09-20 13:05:12,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2596 to 2574. [2019-09-20 13:05:12,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2574 states. [2019-09-20 13:05:12,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2574 states and 3126 transitions. [2019-09-20 13:05:12,899 INFO L78 Accepts]: Start accepts. Automaton has 2574 states and 3126 transitions. Word has length 154 [2019-09-20 13:05:12,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:12,900 INFO L475 AbstractCegarLoop]: Abstraction has 2574 states and 3126 transitions. [2019-09-20 13:05:12,904 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:12,905 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 3126 transitions. [2019-09-20 13:05:12,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-09-20 13:05:12,918 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:12,919 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-20 13:05:12,919 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:12,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:12,919 INFO L82 PathProgramCache]: Analyzing trace with hash -936503095, now seen corresponding path program 1 times [2019-09-20 13:05:12,920 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:12,921 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:12,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:12,923 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:12,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:13,043 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-20 13:05:13,043 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:13,043 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-20 13:05:13,119 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:13,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:13,252 INFO L256 TraceCheckSpWp]: Trace formula consists of 916 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-20 13:05:13,257 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:13,297 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:13,310 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:05:13,311 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-09-20 13:05:13,311 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-20 13:05:13,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-20 13:05:13,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:13,312 INFO L87 Difference]: Start difference. First operand 2574 states and 3126 transitions. Second operand 8 states. [2019-09-20 13:05:13,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:13,574 INFO L93 Difference]: Finished difference Result 4335 states and 5325 transitions. [2019-09-20 13:05:13,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:05:13,575 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 150 [2019-09-20 13:05:13,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:13,590 INFO L225 Difference]: With dead ends: 4335 [2019-09-20 13:05:13,591 INFO L226 Difference]: Without dead ends: 2421 [2019-09-20 13:05:13,600 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:13,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2421 states. [2019-09-20 13:05:13,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2421 to 2398. [2019-09-20 13:05:13,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2398 states. [2019-09-20 13:05:13,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 2398 states and 2781 transitions. [2019-09-20 13:05:13,754 INFO L78 Accepts]: Start accepts. Automaton has 2398 states and 2781 transitions. Word has length 150 [2019-09-20 13:05:13,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:13,755 INFO L475 AbstractCegarLoop]: Abstraction has 2398 states and 2781 transitions. [2019-09-20 13:05:13,755 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-20 13:05:13,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 2781 transitions. [2019-09-20 13:05:13,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-09-20 13:05:13,765 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:13,766 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-20 13:05:13,766 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:13,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:13,766 INFO L82 PathProgramCache]: Analyzing trace with hash -2018968461, now seen corresponding path program 1 times [2019-09-20 13:05:13,767 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:13,767 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:13,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:13,770 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:13,770 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:13,853 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-09-20 13:05:13,854 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:13,854 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:13,855 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:13,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:13,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:13,856 INFO L87 Difference]: Start difference. First operand 2398 states and 2781 transitions. Second operand 3 states. [2019-09-20 13:05:13,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:13,970 INFO L93 Difference]: Finished difference Result 2870 states and 3350 transitions. [2019-09-20 13:05:13,970 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:13,971 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2019-09-20 13:05:13,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:13,972 INFO L225 Difference]: With dead ends: 2870 [2019-09-20 13:05:13,972 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:05:13,980 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 [2019-09-20 13:05:13,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:05:13,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:05:13,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:05:13,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:05:13,982 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2019-09-20 13:05:13,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:13,983 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:05:13,983 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:13,983 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:05:13,983 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:05:13,989 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:05:15,764 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 28 [2019-09-20 13:05:16,102 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 33 [2019-09-20 13:05:16,241 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 26 [2019-09-20 13:05:16,424 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 44 [2019-09-20 13:05:16,900 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 49 [2019-09-20 13:05:17,155 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 42 [2019-09-20 13:05:17,467 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 35 [2019-09-20 13:05:17,610 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 25 [2019-09-20 13:05:17,917 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 43 [2019-09-20 13:05:18,119 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-20 13:05:18,399 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 37 [2019-09-20 13:05:18,977 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 52 [2019-09-20 13:05:19,082 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 26 [2019-09-20 13:05:19,357 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 34 [2019-09-20 13:05:19,654 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 42 [2019-09-20 13:05:19,794 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 27 [2019-09-20 13:05:19,928 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 27 [2019-09-20 13:05:20,202 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 34 [2019-09-20 13:05:20,342 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 29 [2019-09-20 13:05:20,467 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 27 [2019-09-20 13:05:20,669 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-20 13:05:20,927 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-09-20 13:05:21,037 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 29 [2019-09-20 13:05:21,278 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 30 [2019-09-20 13:05:21,385 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 1 [2019-09-20 13:05:21,546 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 32 [2019-09-20 13:05:21,724 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 26 [2019-09-20 13:05:22,082 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 46 [2019-09-20 13:05:22,403 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 34 [2019-09-20 13:05:22,529 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 29 [2019-09-20 13:05:23,386 WARN L191 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 60 [2019-09-20 13:05:23,390 INFO L443 ceAbstractionStarter]: For program point L671(line 671) no Hoare annotation was computed. [2019-09-20 13:05:23,390 INFO L443 ceAbstractionStarter]: For program point L670-2(lines 670 691) no Hoare annotation was computed. [2019-09-20 13:05:23,390 INFO L443 ceAbstractionStarter]: For program point L692(lines 669 693) no Hoare annotation was computed. [2019-09-20 13:05:23,390 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 645 700) no Hoare annotation was computed. [2019-09-20 13:05:23,390 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 645 700) no Hoare annotation was computed. [2019-09-20 13:05:23,390 INFO L443 ceAbstractionStarter]: For program point L676(lines 676 680) no Hoare annotation was computed. [2019-09-20 13:05:23,390 INFO L443 ceAbstractionStarter]: For program point L676-1(lines 676 680) no Hoare annotation was computed. [2019-09-20 13:05:23,390 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 645 700) no Hoare annotation was computed. [2019-09-20 13:05:23,391 INFO L443 ceAbstractionStarter]: For program point L733(lines 733 737) no Hoare annotation was computed. [2019-09-20 13:05:23,391 INFO L443 ceAbstractionStarter]: For program point L733-1(lines 733 737) no Hoare annotation was computed. [2019-09-20 13:05:23,391 INFO L443 ceAbstractionStarter]: For program point L728(line 728) no Hoare annotation was computed. [2019-09-20 13:05:23,391 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 701 760) no Hoare annotation was computed. [2019-09-20 13:05:23,391 INFO L443 ceAbstractionStarter]: For program point L727-2(lines 727 752) no Hoare annotation was computed. [2019-09-20 13:05:23,391 INFO L443 ceAbstractionStarter]: For program point L753(lines 726 754) no Hoare annotation was computed. [2019-09-20 13:05:23,391 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 701 760) no Hoare annotation was computed. [2019-09-20 13:05:23,391 INFO L443 ceAbstractionStarter]: For program point L746(line 746) no Hoare annotation was computed. [2019-09-20 13:05:23,391 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 701 760) no Hoare annotation was computed. [2019-09-20 13:05:23,392 INFO L443 ceAbstractionStarter]: For program point L746-1(line 746) no Hoare annotation was computed. [2019-09-20 13:05:23,392 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 576 582) the Hoare annotation is: true [2019-09-20 13:05:23,392 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 576 582) no Hoare annotation was computed. [2019-09-20 13:05:23,392 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 583 591) no Hoare annotation was computed. [2019-09-20 13:05:23,392 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 583 591) the Hoare annotation is: true [2019-09-20 13:05:23,392 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 583 591) no Hoare annotation was computed. [2019-09-20 13:05:23,393 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 221 243) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:23,393 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 221 243) no Hoare annotation was computed. [2019-09-20 13:05:23,393 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 221 243) no Hoare annotation was computed. [2019-09-20 13:05:23,393 INFO L439 ceAbstractionStarter]: At program point L233(line 233) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:23,393 INFO L439 ceAbstractionStarter]: At program point L233-1(line 233) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:23,394 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 238) no Hoare annotation was computed. [2019-09-20 13:05:23,394 INFO L443 ceAbstractionStarter]: For program point L231-1(lines 231 238) no Hoare annotation was computed. [2019-09-20 13:05:23,394 INFO L443 ceAbstractionStarter]: For program point L229(line 229) no Hoare annotation was computed. [2019-09-20 13:05:23,394 INFO L439 ceAbstractionStarter]: At program point L228(line 228) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:23,394 INFO L439 ceAbstractionStarter]: At program point L227(line 227) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:23,395 INFO L439 ceAbstractionStarter]: At program point L227-1(line 227) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:23,395 INFO L443 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-09-20 13:05:23,395 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 174 197) no Hoare annotation was computed. [2019-09-20 13:05:23,395 INFO L443 ceAbstractionStarter]: For program point L191(line 191) no Hoare annotation was computed. [2019-09-20 13:05:23,395 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-09-20 13:05:23,395 INFO L443 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2019-09-20 13:05:23,396 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 174 197) no Hoare annotation was computed. [2019-09-20 13:05:23,396 INFO L443 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2019-09-20 13:05:23,396 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 174 197) no Hoare annotation was computed. [2019-09-20 13:05:23,396 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-09-20 13:05:23,396 INFO L443 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2019-09-20 13:05:23,396 INFO L443 ceAbstractionStarter]: For program point L185(line 185) no Hoare annotation was computed. [2019-09-20 13:05:23,396 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-09-20 13:05:23,396 INFO L443 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2019-09-20 13:05:23,396 INFO L443 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2019-09-20 13:05:23,396 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-09-20 13:05:23,397 INFO L443 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2019-09-20 13:05:23,397 INFO L443 ceAbstractionStarter]: For program point L179(line 179) no Hoare annotation was computed. [2019-09-20 13:05:23,397 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 542 556) no Hoare annotation was computed. [2019-09-20 13:05:23,397 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 542 556) the Hoare annotation is: (let ((.cse6 (= |old(~systemActive~0)| 0)) (.cse2 (= 0 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse11 (= ~pumpRunning~0 0)) (.cse7 (not (<= 2 ~waterLevel~0))) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (and (not .cse2) .cse9)) (.cse1 (not .cse6)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse10 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (or .cse0 .cse6 .cse7) .cse8) (or .cse0 .cse8 (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) .cse9) .cse4) (or (or .cse6 .cse4 .cse10) .cse5 .cse8) (or .cse3 .cse4 .cse10 .cse11) (or .cse0 .cse3 .cse11 .cse4) (or (or .cse7 .cse8 (or .cse6 .cse10)) .cse5) (or .cse1 .cse3 .cse2 .cse4 .cse10)))) [2019-09-20 13:05:23,397 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 542 556) no Hoare annotation was computed. [2019-09-20 13:05:23,397 INFO L439 ceAbstractionStarter]: At program point L548(line 548) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 1))) (let ((.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (= |old(~systemActive~0)| 0)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (and (not (= 0 ~systemActive~0)) .cse8))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4) (or .cse5 .cse6 .cse7) (or .cse1 .cse5 .cse6) (or .cse1 .cse4 (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) .cse8) .cse6) (or (or .cse2 .cse6 .cse7) .cse0 .cse4) (or (or .cse3 .cse4 (or .cse2 .cse7)) .cse0)))) [2019-09-20 13:05:23,398 INFO L443 ceAbstractionStarter]: For program point L546(lines 546 552) no Hoare annotation was computed. [2019-09-20 13:05:23,398 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 478 486) no Hoare annotation was computed. [2019-09-20 13:05:23,398 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 478 486) the Hoare annotation is: true [2019-09-20 13:05:23,398 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 478 486) no Hoare annotation was computed. [2019-09-20 13:05:23,398 INFO L443 ceAbstractionStarter]: For program point L506(lines 506 514) no Hoare annotation was computed. [2019-09-20 13:05:23,398 INFO L443 ceAbstractionStarter]: For program point L506-2(lines 506 514) no Hoare annotation was computed. [2019-09-20 13:05:23,398 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 487 522) no Hoare annotation was computed. [2019-09-20 13:05:23,398 INFO L443 ceAbstractionStarter]: For program point L494(lines 494 502) no Hoare annotation was computed. [2019-09-20 13:05:23,398 INFO L443 ceAbstractionStarter]: For program point L494-2(lines 494 502) no Hoare annotation was computed. [2019-09-20 13:05:23,398 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 487 522) no Hoare annotation was computed. [2019-09-20 13:05:23,399 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-09-20 13:05:23,399 INFO L443 ceAbstractionStarter]: For program point L517-1(line 517) no Hoare annotation was computed. [2019-09-20 13:05:23,399 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 487 522) no Hoare annotation was computed. [2019-09-20 13:05:23,399 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 569 575) no Hoare annotation was computed. [2019-09-20 13:05:23,399 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 569 575) the Hoare annotation is: true [2019-09-20 13:05:23,399 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 599 644) no Hoare annotation was computed. [2019-09-20 13:05:23,399 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 599 644) no Hoare annotation was computed. [2019-09-20 13:05:23,400 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 599 644) no Hoare annotation was computed. [2019-09-20 13:05:23,400 INFO L443 ceAbstractionStarter]: For program point L926(lines 926 946) no Hoare annotation was computed. [2019-09-20 13:05:23,400 INFO L443 ceAbstractionStarter]: For program point L926-1(lines 926 946) no Hoare annotation was computed. [2019-09-20 13:05:23,400 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 912 957) no Hoare annotation was computed. [2019-09-20 13:05:23,400 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 912 957) no Hoare annotation was computed. [2019-09-20 13:05:23,400 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 912 957) no Hoare annotation was computed. [2019-09-20 13:05:23,400 INFO L443 ceAbstractionStarter]: For program point L932(lines 932 939) no Hoare annotation was computed. [2019-09-20 13:05:23,400 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 207 217) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:23,401 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 207 217) no Hoare annotation was computed. [2019-09-20 13:05:23,401 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 207 217) no Hoare annotation was computed. [2019-09-20 13:05:23,401 INFO L439 ceAbstractionStarter]: At program point L212(line 212) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:23,401 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 467 477) the Hoare annotation is: true [2019-09-20 13:05:23,401 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 467 477) no Hoare annotation was computed. [2019-09-20 13:05:23,401 INFO L446 ceAbstractionStarter]: At program point L472(line 472) the Hoare annotation is: true [2019-09-20 13:05:23,401 INFO L443 ceAbstractionStarter]: For program point L472-1(line 472) no Hoare annotation was computed. [2019-09-20 13:05:23,402 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 467 477) no Hoare annotation was computed. [2019-09-20 13:05:23,402 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 459 466) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 1)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~systemActive~0 0)) (.cse5 (not (<= 2 ~waterLevel~0))) (.cse2 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= ~systemActive~0 1))) (or (or .cse3 (not (= ~methAndRunningLastTime~0 0)) .cse4) .cse1 .cse2) (or (or .cse5 .cse2 (or .cse3 .cse4)) .cse1) (or .cse1 (or .cse0 .cse3 .cse5) .cse2))) [2019-09-20 13:05:23,402 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 459 466) no Hoare annotation was computed. [2019-09-20 13:05:23,402 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 459 466) no Hoare annotation was computed. [2019-09-20 13:05:23,402 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2019-09-20 13:05:23,402 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2019-09-20 13:05:23,402 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2019-09-20 13:05:23,402 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2019-09-20 13:05:23,403 INFO L439 ceAbstractionStarter]: At program point L445(line 445) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1) .cse2) (or .cse3 .cse4 .cse5 .cse0 (not (= ~methAndRunningLastTime~0 0))) (or .cse3 .cse2 .cse0) (or .cse5 (or .cse4 .cse0 .cse1)))) [2019-09-20 13:05:23,403 INFO L443 ceAbstractionStarter]: For program point L445-1(lines 426 450) no Hoare annotation was computed. [2019-09-20 13:05:23,403 INFO L439 ceAbstractionStarter]: At program point L440(line 440) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= ~pumpRunning~0 1) (= ~methaneLevelCritical~0 processEnvironment_~tmp~4)) (or .cse0 .cse1) .cse2) (or .cse3 .cse0 .cse1) (or .cse4 .cse3 .cse0 (not (= ~methAndRunningLastTime~0 0))) (or .cse4 .cse2 .cse0))) [2019-09-20 13:05:23,403 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 426 450) no Hoare annotation was computed. [2019-09-20 13:05:23,403 INFO L439 ceAbstractionStarter]: At program point L436(line 436) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1) .cse2) (or .cse3 .cse0 .cse1) (or .cse4 .cse3 .cse0 (not (= ~methAndRunningLastTime~0 0))) (or .cse4 (and (= ~pumpRunning~0 1) (= ~methaneLevelCritical~0 processEnvironment_~tmp~4)) .cse2 .cse0))) [2019-09-20 13:05:23,403 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 426 450) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse6 (= ~pumpRunning~0 0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse4 .cse3 .cse2 .cse0) (or .cse4 .cse5 .cse6 .cse0 (not (= ~methAndRunningLastTime~0 0))) (or .cse6 (or .cse5 .cse0 .cse1)))) [2019-09-20 13:05:23,404 INFO L443 ceAbstractionStarter]: For program point L434(lines 434 442) no Hoare annotation was computed. [2019-09-20 13:05:23,404 INFO L439 ceAbstractionStarter]: At program point L432(line 432) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse4 .cse3 .cse2 .cse0) (or .cse5 .cse0 .cse1) (or .cse4 .cse5 .cse0 (not (= ~methAndRunningLastTime~0 0))))) [2019-09-20 13:05:23,404 INFO L443 ceAbstractionStarter]: For program point L432-1(line 432) no Hoare annotation was computed. [2019-09-20 13:05:23,404 INFO L443 ceAbstractionStarter]: For program point L430(lines 430 447) no Hoare annotation was computed. [2019-09-20 13:05:23,404 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 392 398) no Hoare annotation was computed. [2019-09-20 13:05:23,404 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 392 398) the Hoare annotation is: true [2019-09-20 13:05:23,404 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 296 361) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:23,405 INFO L439 ceAbstractionStarter]: At program point L351(lines 306 353) the Hoare annotation is: (let ((.cse5 (= 1 ~systemActive~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (= 0 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse0 .cse1 .cse2 .cse3) (and .cse5 .cse1 .cse2 .cse6 .cse3) (and .cse5 (<= 2 ~waterLevel~0) .cse1 .cse7 .cse6) (not (= |old(~systemActive~0)| 1)) (and .cse5 .cse0 .cse1 .cse7 .cse3) (and .cse1 .cse2 .cse6 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:23,405 INFO L439 ceAbstractionStarter]: At program point L318(line 318) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (= 0 ~systemActive~0))) (or (and (and .cse0 .cse1 .cse2) .cse3 .cse4) (and .cse5 .cse1 .cse2 .cse6 .cse3) (and .cse5 (<= 2 ~waterLevel~0) .cse1 .cse7 .cse6) (not (= |old(~systemActive~0)| 1)) (and .cse5 .cse0 .cse1 .cse7 .cse3) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse0 .cse1 .cse2 .cse3) (and (and .cse1 .cse2) .cse6 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:23,405 INFO L443 ceAbstractionStarter]: For program point L316(lines 316 322) no Hoare annotation was computed. [2019-09-20 13:05:23,405 INFO L443 ceAbstractionStarter]: For program point L316-1(lines 316 322) no Hoare annotation was computed. [2019-09-20 13:05:23,405 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 296 361) no Hoare annotation was computed. [2019-09-20 13:05:23,405 INFO L443 ceAbstractionStarter]: For program point L308(lines 308 312) no Hoare annotation was computed. [2019-09-20 13:05:23,405 INFO L439 ceAbstractionStarter]: At program point L354(lines 305 355) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:23,406 INFO L439 ceAbstractionStarter]: At program point L344(line 344) the Hoare annotation is: (let ((.cse1 (<= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~methaneLevelCritical~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse7 (= 0 ~methAndRunningLastTime~0)) (.cse0 (= ~pumpRunning~0 1))) (or (and .cse0 (and .cse1 .cse2 .cse3 .cse4)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse1 .cse0 (and .cse5 .cse2 .cse3)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse2 .cse6 .cse7) (and .cse2 .cse6 .cse4 .cse7) (and (= 1 ~systemActive~0) .cse2 .cse0 .cse4 .cse7) (and (and .cse5 .cse2 .cse3 .cse7) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:23,406 INFO L443 ceAbstractionStarter]: For program point L342(lines 342 348) no Hoare annotation was computed. [2019-09-20 13:05:23,406 INFO L439 ceAbstractionStarter]: At program point L342-1(lines 336 349) the Hoare annotation is: (let ((.cse5 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse8 (<= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse7 (= 0 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse5 .cse1 .cse6) (and .cse5 .cse1 .cse2 .cse7) (and .cse8 .cse1 .cse2 .cse3 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse5 .cse1 .cse2 .cse4) (and .cse0 .cse1 .cse6 .cse3 .cse4) (and .cse0 .cse8 .cse1 .cse6 .cse3) (and .cse1 .cse2 .cse3 .cse4 .cse7) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:23,406 INFO L443 ceAbstractionStarter]: For program point L307(lines 306 353) no Hoare annotation was computed. [2019-09-20 13:05:23,406 INFO L443 ceAbstractionStarter]: For program point L336(lines 336 349) no Hoare annotation was computed. [2019-09-20 13:05:23,407 INFO L439 ceAbstractionStarter]: At program point L328(line 328) the Hoare annotation is: (let ((.cse5 (= 1 ~systemActive~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (= 0 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse0 .cse1 .cse2 .cse3) (and .cse5 .cse1 .cse2 .cse6 .cse3) (and .cse5 (<= 2 ~waterLevel~0) .cse1 .cse7 .cse6) (not (= |old(~systemActive~0)| 1)) (and .cse5 .cse0 .cse1 .cse7 .cse3) (and .cse1 .cse2 .cse6 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:23,407 INFO L443 ceAbstractionStarter]: For program point L326(lines 326 332) no Hoare annotation was computed. [2019-09-20 13:05:23,407 INFO L443 ceAbstractionStarter]: For program point L326-1(lines 326 332) no Hoare annotation was computed. [2019-09-20 13:05:23,407 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 296 361) no Hoare annotation was computed. [2019-09-20 13:05:23,407 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 866 911) no Hoare annotation was computed. [2019-09-20 13:05:23,407 INFO L443 ceAbstractionStarter]: For program point L886(lines 886 893) no Hoare annotation was computed. [2019-09-20 13:05:23,407 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 866 911) no Hoare annotation was computed. [2019-09-20 13:05:23,407 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 866 911) no Hoare annotation was computed. [2019-09-20 13:05:23,407 INFO L443 ceAbstractionStarter]: For program point L880(lines 880 900) no Hoare annotation was computed. [2019-09-20 13:05:23,408 INFO L443 ceAbstractionStarter]: For program point L880-1(lines 880 900) no Hoare annotation was computed. [2019-09-20 13:05:23,408 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 256 284) the Hoare annotation is: (let ((.cse7 (not (= ~systemActive~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4) (or .cse0 .cse7 .cse3 .cse4 .cse5 .cse1) (or .cse6 .cse1 (not (<= 2 ~waterLevel~0)) (not (= 1 ~pumpRunning~0)) .cse2 .cse4) (or .cse6 .cse0 .cse1 .cse2 .cse3 .cse4))) [2019-09-20 13:05:23,408 INFO L439 ceAbstractionStarter]: At program point L271(line 271) the Hoare annotation is: (let ((.cse3 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 1)))) (let ((.cse4 (not (= ~systemActive~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (or .cse3 .cse5)) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or (or .cse5 .cse1) .cse6) (or .cse4 .cse3 .cse1) (or .cse2 .cse0) (or .cse2 (not (<= 2 ~waterLevel~0)) .cse6 .cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))))) [2019-09-20 13:05:23,408 INFO L443 ceAbstractionStarter]: For program point L269(lines 269 275) no Hoare annotation was computed. [2019-09-20 13:05:23,409 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 278) no Hoare annotation was computed. [2019-09-20 13:05:23,409 INFO L439 ceAbstractionStarter]: At program point L266(line 266) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (not (= ~waterLevel~0 1))) (.cse8 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (or .cse0 .cse1) .cse2) (or (or .cse1 .cse2) .cse3) (or .cse4 .cse0 .cse5 .cse6 .cse7 .cse8) (or .cse5 .cse0 .cse2) (or .cse4 .cse6 (not (<= 2 ~waterLevel~0)) .cse3 .cse1 .cse8) (or .cse4 .cse0 .cse6 .cse1 .cse7 .cse8))) [2019-09-20 13:05:23,409 INFO L443 ceAbstractionStarter]: For program point L266-1(line 266) no Hoare annotation was computed. [2019-09-20 13:05:23,409 INFO L443 ceAbstractionStarter]: For program point L264(lines 264 281) no Hoare annotation was computed. [2019-09-20 13:05:23,409 INFO L443 ceAbstractionStarter]: For program point L264-1(lines 256 284) no Hoare annotation was computed. [2019-09-20 13:05:23,410 INFO L439 ceAbstractionStarter]: At program point L262(line 262) the Hoare annotation is: (let ((.cse7 (not (= ~systemActive~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4) (or .cse0 .cse7 .cse3 .cse4 .cse5 .cse1) (or .cse6 .cse1 (not (<= 2 ~waterLevel~0)) (not (= 1 ~pumpRunning~0)) .cse2 .cse4) (or .cse6 .cse0 .cse1 .cse2 .cse3 .cse4))) [2019-09-20 13:05:23,410 INFO L443 ceAbstractionStarter]: For program point L262-1(line 262) no Hoare annotation was computed. [2019-09-20 13:05:23,410 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 256 284) no Hoare annotation was computed. [2019-09-20 13:05:23,410 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2019-09-20 13:05:23,410 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 110) no Hoare annotation was computed. [2019-09-20 13:05:23,410 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2019-09-20 13:05:23,410 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2019-09-20 13:05:23,410 INFO L443 ceAbstractionStarter]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2019-09-20 13:05:23,411 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 248 255) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methAndRunningLastTime~0) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2019-09-20 13:05:23,411 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 248 255) no Hoare annotation was computed. [2019-09-20 13:05:23,411 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 248 255) no Hoare annotation was computed. [2019-09-20 13:05:23,411 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 559 568) no Hoare annotation was computed. [2019-09-20 13:05:23,411 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 559 568) no Hoare annotation was computed. [2019-09-20 13:05:23,411 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 559 568) no Hoare annotation was computed. [2019-09-20 13:05:23,411 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 763 865) no Hoare annotation was computed. [2019-09-20 13:05:23,412 INFO L443 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2019-09-20 13:05:23,412 INFO L443 ceAbstractionStarter]: For program point L828-1(line 828) no Hoare annotation was computed. [2019-09-20 13:05:23,412 INFO L443 ceAbstractionStarter]: For program point L787(lines 787 791) no Hoare annotation was computed. [2019-09-20 13:05:23,412 INFO L443 ceAbstractionStarter]: For program point L851(lines 851 862) no Hoare annotation was computed. [2019-09-20 13:05:23,412 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 818) no Hoare annotation was computed. [2019-09-20 13:05:23,412 INFO L443 ceAbstractionStarter]: For program point L812-2(lines 812 832) no Hoare annotation was computed. [2019-09-20 13:05:23,412 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 763 865) no Hoare annotation was computed. [2019-09-20 13:05:23,413 INFO L443 ceAbstractionStarter]: For program point L833(lines 811 834) no Hoare annotation was computed. [2019-09-20 13:05:23,413 INFO L443 ceAbstractionStarter]: For program point L792(lines 792 808) no Hoare annotation was computed. [2019-09-20 13:05:23,413 INFO L443 ceAbstractionStarter]: For program point L852(lines 852 859) no Hoare annotation was computed. [2019-09-20 13:05:23,413 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 763 865) no Hoare annotation was computed. [2019-09-20 13:05:23,413 INFO L443 ceAbstractionStarter]: For program point L813(lines 812 832) no Hoare annotation was computed. [2019-09-20 13:05:23,413 INFO L443 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2019-09-20 13:05:23,413 INFO L443 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2019-09-20 13:05:23,413 INFO L443 ceAbstractionStarter]: For program point L809(lines 809 850) no Hoare annotation was computed. [2019-09-20 13:05:23,414 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:23,414 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2019-09-20 13:05:23,414 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:23,414 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 451 458) no Hoare annotation was computed. [2019-09-20 13:05:23,414 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 451 458) no Hoare annotation was computed. [2019-09-20 13:05:23,414 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 451 458) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse0 (= ~pumpRunning~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse3 (not (= ~methaneLevelCritical~0 0))) .cse2 .cse0))) [2019-09-20 13:05:23,415 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 117 125) no Hoare annotation was computed. [2019-09-20 13:05:23,415 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2019-09-20 13:05:23,415 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2019-09-20 13:05:23,415 INFO L443 ceAbstractionStarter]: For program point L530-1(line 530) no Hoare annotation was computed. [2019-09-20 13:05:23,415 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 523 541) no Hoare annotation was computed. [2019-09-20 13:05:23,415 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 523 541) the Hoare annotation is: true [2019-09-20 13:05:23,415 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 523 541) no Hoare annotation was computed. [2019-09-20 13:05:23,415 INFO L443 ceAbstractionStarter]: For program point L532(lines 532 536) no Hoare annotation was computed. [2019-09-20 13:05:23,416 INFO L446 ceAbstractionStarter]: At program point L530(line 530) the Hoare annotation is: true [2019-09-20 13:05:23,416 INFO L443 ceAbstractionStarter]: For program point L532-2(lines 532 536) no Hoare annotation was computed. [2019-09-20 13:05:23,416 INFO L443 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2019-09-20 13:05:23,416 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse6 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse7 (= 1 ~methaneLevelCritical~0)) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse8 (not (= ~systemActive~0 0))) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse2 .cse3 .cse4) (or .cse6 .cse5 .cse7 .cse2 .cse3) (or (or .cse6 (not (<= 2 ~waterLevel~0)) .cse1 .cse2) .cse7) (or .cse6 .cse5 .cse8 .cse7 .cse3) (or .cse5 .cse8 .cse0 .cse3 .cse4))) [2019-09-20 13:05:23,416 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2019-09-20 13:05:23,416 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:23,416 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-20 13:05:23,417 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:23,417 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2019-09-20 13:05:23,417 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2019-09-20 13:05:23,417 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2019-09-20 13:05:23,417 INFO L439 ceAbstractionStarter]: At program point L381(line 381) the Hoare annotation is: (let ((.cse7 (not (= ~systemActive~0 1))) (.cse12 (not (= ~methaneLevelCritical~0 0)))) (let ((.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 0))) (.cse11 (= ~pumpRunning~0 1)) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse8 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse13 (not (<= |old(~waterLevel~0)| 0))) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (not (= 1 |old(~pumpRunning~0)|))) (.cse9 (or .cse7 .cse12))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 (and .cse4 .cse5 .cse6) .cse7 .cse8) (or .cse9 .cse10 .cse11) (or .cse11 .cse0 .cse3 .cse10 .cse7) (or .cse2 (or .cse1 .cse12)) (or (and .cse4 .cse5) .cse1 .cse7 .cse8 .cse12) (or .cse1 .cse6 .cse7 (not (= |old(~waterLevel~0)| 1)) .cse8 .cse12) (or .cse0 .cse1 .cse2 .cse8) (or .cse0 .cse10 (and .cse11 .cse6) .cse7 .cse8) (or .cse13 .cse0 .cse4 .cse10 .cse7 .cse8) (or .cse13 .cse4 .cse10 .cse9)))) [2019-09-20 13:05:23,418 INFO L439 ceAbstractionStarter]: At program point L379(lines 379 385) the Hoare annotation is: (let ((.cse10 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse15 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse17 (= ~pumpRunning~0 0)) (.cse8 (= 0 ~methAndRunningLastTime~0))) (let ((.cse11 (and .cse15 .cse17 .cse8)) (.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse0 (or .cse10 .cse7)) (.cse2 (= ~pumpRunning~0 1)) (.cse4 (not (= ~systemActive~0 0))) (.cse14 (not (<= |old(~waterLevel~0)| 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse12 (and .cse15 .cse17)) (.cse13 (not (<= 2 |old(~waterLevel~0)|))) (.cse9 (not (= ~methaneLevelCritical~0 1))) (.cse16 (and .cse17 (= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (or .cse9 .cse3 .cse8 .cse10 .cse5 .cse6) (or .cse3 .cse11 .cse10 .cse5 .cse6 .cse7) (or .cse9 .cse12 .cse3 .cse4 .cse13) (or .cse9 .cse3 .cse4 .cse11 .cse5 .cse6) (or .cse12 .cse9 .cse3 .cse4 .cse6) (or .cse14 .cse15 .cse1 .cse0) (or .cse3 (and .cse2 .cse15) .cse10 .cse6 .cse7 .cse12) (or .cse9 .cse3 (and (<= 2 ~waterLevel~0) .cse2 .cse15 .cse8) .cse10 .cse12 .cse6) (or .cse4 (or .cse3 .cse7) .cse12) (or .cse14 .cse9 .cse1 .cse10 .cse6 .cse15) (or .cse14 .cse3 .cse12 .cse10 .cse6 .cse7) (or .cse9 .cse16 .cse13 .cse1 .cse10) (or .cse9 .cse16 .cse1 .cse10 .cse6)))) [2019-09-20 13:05:23,418 INFO L439 ceAbstractionStarter]: At program point L374(line 374) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 1)) (.cse10 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse8 (and .cse9 .cse10)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse6) (or (or .cse4 .cse6) .cse7 .cse8) (or .cse0 .cse3 .cse7 .cse4 .cse8) (or .cse0 .cse1 .cse4 .cse5) (or .cse2 (or .cse1 .cse6)) (or .cse0 .cse1 .cse2 .cse5) (or .cse0 .cse7 .cse4 (and .cse9 .cse10 (= 0 ~methAndRunningLastTime~0)) .cse5)))) [2019-09-20 13:05:23,418 INFO L443 ceAbstractionStarter]: For program point L372(lines 371 390) no Hoare annotation was computed. [2019-09-20 13:05:23,419 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 368 391) the Hoare annotation is: (let ((.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse14 (= ~pumpRunning~0 0)) (.cse12 (= ~pumpRunning~0 1)) (.cse13 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse10 (and .cse12 .cse13)) (.cse5 (not (= ~systemActive~0 0))) (.cse11 (not (<= 2 |old(~waterLevel~0)|))) (.cse7 (and .cse13 .cse14)) (.cse2 (and .cse13 .cse14 .cse8)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (or .cse1 .cse6) .cse7) (or .cse1 .cse5 (not (= |old(~waterLevel~0)| 1)) .cse4 .cse6 .cse8) (or (or .cse3 .cse6) .cse9 .cse10) (or .cse0 .cse1 .cse5 .cse2 .cse4) (or .cse0 .cse11 .cse9 .cse3 .cse10) (or .cse0 .cse1 .cse5 .cse11 .cse7) (or .cse2 .cse1 .cse3 .cse4 .cse6) (or .cse0 .cse9 .cse3 (and .cse12 .cse13 .cse8) .cse4)))) [2019-09-20 13:05:23,419 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 368 391) no Hoare annotation was computed. [2019-09-20 13:05:23,419 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 368 391) no Hoare annotation was computed. [2019-09-20 13:05:23,419 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 143 172) no Hoare annotation was computed. [2019-09-20 13:05:23,419 INFO L443 ceAbstractionStarter]: For program point L157(lines 157 161) no Hoare annotation was computed. [2019-09-20 13:05:23,419 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 143 172) the Hoare annotation is: true [2019-09-20 13:05:23,419 INFO L446 ceAbstractionStarter]: At program point L157-1(lines 157 161) the Hoare annotation is: true [2019-09-20 13:05:23,420 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-09-20 13:05:23,420 INFO L446 ceAbstractionStarter]: At program point L153-2(lines 153 167) the Hoare annotation is: true [2019-09-20 13:05:23,420 INFO L446 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: true [2019-09-20 13:05:23,420 INFO L443 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2019-09-20 13:05:23,420 INFO L446 ceAbstractionStarter]: At program point L168(lines 143 172) the Hoare annotation is: true [2019-09-20 13:05:23,420 INFO L443 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2019-09-20 13:05:23,420 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2 .cse3) (or (or .cse1 (not (= ~methaneLevelCritical~0 0))) .cse2 .cse3))) [2019-09-20 13:05:23,420 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2019-09-20 13:05:23,421 INFO L443 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2019-09-20 13:05:23,421 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 198 204) no Hoare annotation was computed. [2019-09-20 13:05:23,421 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 198 204) the Hoare annotation is: true [2019-09-20 13:05:23,421 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:23,421 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) (= 0 ~methAndRunningLastTime~0)) [2019-09-20 13:05:23,421 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:05:23,421 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:23,422 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 400 424) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1) (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3 .cse0 (not (= ~methAndRunningLastTime~0 0))) (or .cse3 (or .cse2 .cse0 .cse1)))) [2019-09-20 13:05:23,422 INFO L439 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: (let ((.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~3) (= ~pumpRunning~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1) (not (= 1 |old(~pumpRunning~0)|))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or .cse3 (or .cse2 .cse0 .cse1)))) [2019-09-20 13:05:23,422 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 400 424) no Hoare annotation was computed. [2019-09-20 13:05:23,422 INFO L439 ceAbstractionStarter]: At program point L410(line 410) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1) (not (= 1 |old(~pumpRunning~0)|))) (or (or .cse2 .cse0 .cse1) .cse3) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 (not (= ~methAndRunningLastTime~0 0))))) [2019-09-20 13:05:23,422 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 416) no Hoare annotation was computed. [2019-09-20 13:05:23,422 INFO L439 ceAbstractionStarter]: At program point L406(line 406) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1) (not (= 1 |old(~pumpRunning~0)|))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3 .cse0 (not (= ~methAndRunningLastTime~0 0))) (or .cse3 (or .cse2 .cse0 .cse1)))) [2019-09-20 13:05:23,422 INFO L443 ceAbstractionStarter]: For program point L406-1(line 406) no Hoare annotation was computed. [2019-09-20 13:05:23,422 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 421) no Hoare annotation was computed. [2019-09-20 13:05:23,423 INFO L439 ceAbstractionStarter]: At program point L419(line 419) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1) (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) (or .cse2 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 (not (= ~methAndRunningLastTime~0 0))))) [2019-09-20 13:05:23,423 INFO L443 ceAbstractionStarter]: For program point L419-1(lines 400 424) no Hoare annotation was computed. [2019-09-20 13:05:23,423 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2019-09-20 13:05:23,423 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2019-09-20 13:05:23,423 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse6 (not (= 0 ~pumpRunning~0))) (.cse8 (not (= ~systemActive~0 1)))) (let ((.cse5 (not (= ~systemActive~0 0))) (.cse0 (or .cse6 .cse8)) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 1 ~pumpRunning~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse2 .cse6) (or .cse5 .cse1 .cse6 .cse2 .cse3) (or .cse4 .cse1 .cse0 .cse2) (or .cse1 .cse7 .cse8 .cse2 .cse3) (or .cse4 .cse8 (not (<= 2 |old(~waterLevel~0)|)) .cse7 .cse1)))) [2019-09-20 13:05:23,423 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 286 293) no Hoare annotation was computed. [2019-09-20 13:05:23,423 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 290) no Hoare annotation was computed. [2019-09-20 13:05:23,423 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 286 293) the Hoare annotation is: true [2019-09-20 13:05:23,423 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 286 293) no Hoare annotation was computed. [2019-09-20 13:05:23,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:05:23 BoogieIcfgContainer [2019-09-20 13:05:23,439 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:05:23,441 INFO L168 Benchmark]: Toolchain (without parser) took 22212.00 ms. Allocated memory was 132.1 MB in the beginning and 633.9 MB in the end (delta: 501.7 MB). Free memory was 86.4 MB in the beginning and 87.7 MB in the end (delta: -1.2 MB). Peak memory consumption was 503.3 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:23,442 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:05:23,443 INFO L168 Benchmark]: CACSL2BoogieTranslator took 847.53 ms. Allocated memory was 132.1 MB in the beginning and 200.8 MB in the end (delta: 68.7 MB). Free memory was 86.2 MB in the beginning and 165.0 MB in the end (delta: -78.8 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:23,443 INFO L168 Benchmark]: Boogie Preprocessor took 116.16 ms. Allocated memory is still 200.8 MB. Free memory was 165.0 MB in the beginning and 161.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:23,444 INFO L168 Benchmark]: RCFGBuilder took 1182.46 ms. Allocated memory was 200.8 MB in the beginning and 221.8 MB in the end (delta: 21.0 MB). Free memory was 161.2 MB in the beginning and 192.6 MB in the end (delta: -31.4 MB). Peak memory consumption was 93.1 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:23,445 INFO L168 Benchmark]: TraceAbstraction took 20061.23 ms. Allocated memory was 221.8 MB in the beginning and 633.9 MB in the end (delta: 412.1 MB). Free memory was 192.6 MB in the beginning and 87.7 MB in the end (delta: 104.9 MB). Peak memory consumption was 519.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:23,449 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 847.53 ms. Allocated memory was 132.1 MB in the beginning and 200.8 MB in the end (delta: 68.7 MB). Free memory was 86.2 MB in the beginning and 165.0 MB in the end (delta: -78.8 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.16 ms. Allocated memory is still 200.8 MB. Free memory was 165.0 MB in the beginning and 161.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1182.46 ms. Allocated memory was 200.8 MB in the beginning and 221.8 MB in the end (delta: 21.0 MB). Free memory was 161.2 MB in the beginning and 192.6 MB in the end (delta: -31.4 MB). Peak memory consumption was 93.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 20061.23 ms. Allocated memory was 221.8 MB in the beginning and 633.9 MB in the end (delta: 412.1 MB). Free memory was 192.6 MB in the beginning and 87.7 MB in the end (delta: 104.9 MB). Peak memory consumption was 519.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 290]: 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: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: (((((((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == systemActive) || !(0 == \old(pumpRunning))) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || ((((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || ((((1 == systemActive && 2 <= waterLevel) && 0 == splverifierCounter) && pumpRunning == 1) && 1 == methaneLevelCritical)) || !(\old(systemActive) == 1)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 1) && 0 == methAndRunningLastTime)) || ((((0 == splverifierCounter && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) && 0 == systemActive)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 236 locations, 1 error locations. SAFE Result, 19.9s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 5.8s AutomataDifference, 0.0s DeadEndRemovalTime, 9.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 2398 SDtfs, 1483 SDslu, 6878 SDs, 0 SdLazy, 2655 SolverSat, 304 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 580 GetRequests, 495 SyntacticMatches, 2 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2574occurred in iteration=11, 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: 1.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 689 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 5839 PreInvPairs, 6044 NumberOfFragments, 3811 HoareAnnotationTreeSize, 5839 FomulaSimplifications, 10222 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 62 FomulaSimplificationsInter, 23201 FormulaSimplificationTreeSizeReductionInter, 7.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1711 NumberOfCodeBlocks, 1711 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1695 ConstructedInterpolants, 0 QuantifiedInterpolants, 313337 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2751 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 330/352 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...