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_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 16:35:03,251 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 16:35:03,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 16:35:03,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 16:35:03,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 16:35:03,266 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 16:35:03,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 16:35:03,269 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 16:35:03,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 16:35:03,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 16:35:03,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 16:35:03,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 16:35:03,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 16:35:03,276 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 16:35:03,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 16:35:03,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 16:35:03,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 16:35:03,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 16:35:03,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 16:35:03,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 16:35:03,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 16:35:03,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 16:35:03,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 16:35:03,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 16:35:03,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 16:35:03,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 16:35:03,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 16:35:03,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 16:35:03,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 16:35:03,303 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 16:35:03,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 16:35:03,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 16:35:03,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 16:35:03,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 16:35:03,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 16:35:03,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 16:35:03,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 16:35:03,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 16:35:03,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 16:35:03,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 16:35:03,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 16:35:03,320 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-16 16:35:03,343 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 16:35:03,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 16:35:03,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 16:35:03,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 16:35:03,346 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 16:35:03,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 16:35:03,347 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 16:35:03,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 16:35:03,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 16:35:03,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 16:35:03,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 16:35:03,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 16:35:03,349 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 16:35:03,349 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 16:35:03,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 16:35:03,350 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 16:35:03,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 16:35:03,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 16:35:03,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 16:35:03,351 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 16:35:03,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 16:35:03,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:35:03,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 16:35:03,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 16:35:03,352 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 16:35:03,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 16:35:03,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 16:35:03,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 16:35:03,353 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 16:35:03,395 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 16:35:03,408 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 16:35:03,412 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 16:35:03,413 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 16:35:03,413 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 16:35:03,414 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2019-09-16 16:35:03,480 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c42d0dd9/531e4c5c882d4156823e5425308ac700/FLAG4e2e0a4c9 [2019-09-16 16:35:04,037 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 16:35:04,041 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2019-09-16 16:35:04,062 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c42d0dd9/531e4c5c882d4156823e5425308ac700/FLAG4e2e0a4c9 [2019-09-16 16:35:04,364 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c42d0dd9/531e4c5c882d4156823e5425308ac700 [2019-09-16 16:35:04,374 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 16:35:04,375 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 16:35:04,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 16:35:04,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 16:35:04,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 16:35:04,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:35:04" (1/1) ... [2019-09-16 16:35:04,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25fad862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:04, skipping insertion in model container [2019-09-16 16:35:04,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:35:04" (1/1) ... [2019-09-16 16:35:04,390 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 16:35:04,445 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 16:35:04,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:35:04,903 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 16:35:05,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:35:05,109 INFO L192 MainTranslator]: Completed translation [2019-09-16 16:35:05,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:05 WrapperNode [2019-09-16 16:35:05,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 16:35:05,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 16:35:05,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 16:35:05,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 16:35:05,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:05" (1/1) ... [2019-09-16 16:35:05,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:05" (1/1) ... [2019-09-16 16:35:05,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:05" (1/1) ... [2019-09-16 16:35:05,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:05" (1/1) ... [2019-09-16 16:35:05,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:05" (1/1) ... [2019-09-16 16:35:05,213 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:05" (1/1) ... [2019-09-16 16:35:05,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:05" (1/1) ... [2019-09-16 16:35:05,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 16:35:05,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 16:35:05,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 16:35:05,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 16:35:05,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:05" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:35:05,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 16:35:05,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 16:35:05,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 16:35:05,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-16 16:35:05,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-16 16:35:05,308 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 16:35:05,308 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 16:35:05,308 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 16:35:05,309 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 16:35:05,309 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 16:35:05,309 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 16:35:05,309 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 16:35:05,310 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 16:35:05,310 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 16:35:05,311 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 16:35:05,311 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:35:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 16:35:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 16:35:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 16:35:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 16:35:05,315 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 16:35:05,315 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 16:35:05,315 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 16:35:05,315 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 16:35:05,315 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-16 16:35:05,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 16:35:05,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 16:35:05,316 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 16:35:05,316 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 16:35:05,316 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 16:35:05,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 16:35:05,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 16:35:05,317 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 16:35:05,317 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 16:35:05,317 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 16:35:05,317 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 16:35:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 16:35:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 16:35:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 16:35:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 16:35:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 16:35:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 16:35:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 16:35:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 16:35:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 16:35:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 16:35:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 16:35:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-16 16:35:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-16 16:35:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 16:35:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 16:35:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 16:35:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 16:35:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 16:35:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 16:35:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 16:35:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-16 16:35:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 16:35:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 16:35:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 16:35:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 16:35:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 16:35:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 16:35:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 16:35:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 16:35:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 16:35:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 16:35:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:35:05,324 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 16:35:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 16:35:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 16:35:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 16:35:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 16:35:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 16:35:05,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 16:35:05,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 16:35:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 16:35:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 16:35:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 16:35:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 16:35:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 16:35:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 16:35:05,328 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 16:35:05,328 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 16:35:05,328 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 16:35:05,328 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 16:35:05,328 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 16:35:05,328 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 16:35:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 16:35:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 16:35:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 16:35:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 16:35:05,330 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 16:35:05,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 16:35:05,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 16:35:05,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 16:35:06,487 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 16:35:06,487 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 16:35:06,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:35:06 BoogieIcfgContainer [2019-09-16 16:35:06,489 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 16:35:06,490 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 16:35:06,490 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 16:35:06,493 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 16:35:06,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 04:35:04" (1/3) ... [2019-09-16 16:35:06,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ea723ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:35:06, skipping insertion in model container [2019-09-16 16:35:06,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:05" (2/3) ... [2019-09-16 16:35:06,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ea723ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:35:06, skipping insertion in model container [2019-09-16 16:35:06,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:35:06" (3/3) ... [2019-09-16 16:35:06,497 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product40.cil.c [2019-09-16 16:35:06,507 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 16:35:06,516 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 16:35:06,533 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 16:35:06,566 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-16 16:35:06,567 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 16:35:06,567 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-16 16:35:06,567 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 16:35:06,567 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 16:35:06,567 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 16:35:06,568 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 16:35:06,568 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 16:35:06,568 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 16:35:06,592 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2019-09-16 16:35:06,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-16 16:35:06,602 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:06,604 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:35:06,606 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:06,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:06,613 INFO L82 PathProgramCache]: Analyzing trace with hash 1292486909, now seen corresponding path program 1 times [2019-09-16 16:35:06,615 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:06,616 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:06,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:06,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:06,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:06,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:06,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:06,994 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:06,995 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-16 16:35:06,999 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-16 16:35:07,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-16 16:35:07,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:35:07,017 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 2 states. [2019-09-16 16:35:07,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:07,066 INFO L93 Difference]: Finished difference Result 272 states and 339 transitions. [2019-09-16 16:35:07,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-16 16:35:07,067 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-09-16 16:35:07,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:07,082 INFO L225 Difference]: With dead ends: 272 [2019-09-16 16:35:07,083 INFO L226 Difference]: Without dead ends: 138 [2019-09-16 16:35:07,088 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:35:07,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-09-16 16:35:07,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2019-09-16 16:35:07,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-09-16 16:35:07,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 163 transitions. [2019-09-16 16:35:07,150 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 163 transitions. Word has length 51 [2019-09-16 16:35:07,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:07,151 INFO L475 AbstractCegarLoop]: Abstraction has 138 states and 163 transitions. [2019-09-16 16:35:07,151 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-16 16:35:07,151 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 163 transitions. [2019-09-16 16:35:07,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-16 16:35:07,156 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:07,156 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:35:07,156 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:07,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:07,157 INFO L82 PathProgramCache]: Analyzing trace with hash -11798802, now seen corresponding path program 1 times [2019-09-16 16:35:07,157 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:07,157 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:07,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:07,160 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:07,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:07,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:07,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:07,330 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:07,330 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:35:07,333 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:35:07,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:35:07,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:35:07,334 INFO L87 Difference]: Start difference. First operand 138 states and 163 transitions. Second operand 3 states. [2019-09-16 16:35:07,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:07,391 INFO L93 Difference]: Finished difference Result 211 states and 249 transitions. [2019-09-16 16:35:07,392 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:35:07,392 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-09-16 16:35:07,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:07,397 INFO L225 Difference]: With dead ends: 211 [2019-09-16 16:35:07,397 INFO L226 Difference]: Without dead ends: 129 [2019-09-16 16:35:07,400 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:35:07,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2019-09-16 16:35:07,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2019-09-16 16:35:07,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2019-09-16 16:35:07,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 151 transitions. [2019-09-16 16:35:07,426 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 151 transitions. Word has length 52 [2019-09-16 16:35:07,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:07,426 INFO L475 AbstractCegarLoop]: Abstraction has 129 states and 151 transitions. [2019-09-16 16:35:07,426 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:35:07,426 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 151 transitions. [2019-09-16 16:35:07,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-09-16 16:35:07,430 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:07,430 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] [2019-09-16 16:35:07,430 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:07,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:07,430 INFO L82 PathProgramCache]: Analyzing trace with hash 1490469892, now seen corresponding path program 1 times [2019-09-16 16:35:07,431 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:07,431 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:07,433 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:07,434 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:07,434 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:07,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:07,616 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:07,616 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:35:07,616 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:35:07,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:35:07,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:35:07,617 INFO L87 Difference]: Start difference. First operand 129 states and 151 transitions. Second operand 7 states. [2019-09-16 16:35:08,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:08,089 INFO L93 Difference]: Finished difference Result 382 states and 467 transitions. [2019-09-16 16:35:08,089 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 16:35:08,090 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-09-16 16:35:08,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:08,094 INFO L225 Difference]: With dead ends: 382 [2019-09-16 16:35:08,094 INFO L226 Difference]: Without dead ends: 281 [2019-09-16 16:35:08,095 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-16 16:35:08,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2019-09-16 16:35:08,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 269. [2019-09-16 16:35:08,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2019-09-16 16:35:08,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 328 transitions. [2019-09-16 16:35:08,173 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 328 transitions. Word has length 57 [2019-09-16 16:35:08,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:08,174 INFO L475 AbstractCegarLoop]: Abstraction has 269 states and 328 transitions. [2019-09-16 16:35:08,174 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:35:08,174 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 328 transitions. [2019-09-16 16:35:08,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-09-16 16:35:08,177 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:08,177 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:35:08,178 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:08,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:08,178 INFO L82 PathProgramCache]: Analyzing trace with hash -512554003, now seen corresponding path program 1 times [2019-09-16 16:35:08,178 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:08,178 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:08,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:08,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:08,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:08,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:08,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:08,279 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:08,280 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:35:08,280 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:35:08,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:35:08,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:35:08,281 INFO L87 Difference]: Start difference. First operand 269 states and 328 transitions. Second operand 6 states. [2019-09-16 16:35:08,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:08,519 INFO L93 Difference]: Finished difference Result 733 states and 918 transitions. [2019-09-16 16:35:08,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:35:08,521 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-09-16 16:35:08,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:08,528 INFO L225 Difference]: With dead ends: 733 [2019-09-16 16:35:08,528 INFO L226 Difference]: Without dead ends: 492 [2019-09-16 16:35:08,534 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-16 16:35:08,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2019-09-16 16:35:08,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 486. [2019-09-16 16:35:08,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 486 states. [2019-09-16 16:35:08,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 486 states and 596 transitions. [2019-09-16 16:35:08,598 INFO L78 Accepts]: Start accepts. Automaton has 486 states and 596 transitions. Word has length 62 [2019-09-16 16:35:08,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:08,599 INFO L475 AbstractCegarLoop]: Abstraction has 486 states and 596 transitions. [2019-09-16 16:35:08,599 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:35:08,599 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 596 transitions. [2019-09-16 16:35:08,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-09-16 16:35:08,603 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:08,603 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:35:08,603 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:08,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:08,604 INFO L82 PathProgramCache]: Analyzing trace with hash -1361940215, now seen corresponding path program 1 times [2019-09-16 16:35:08,604 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:08,604 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:08,607 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:08,607 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:08,607 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:08,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:08,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:08,748 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:08,748 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:35:08,750 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:35:08,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:35:08,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:35:08,751 INFO L87 Difference]: Start difference. First operand 486 states and 596 transitions. Second operand 7 states. [2019-09-16 16:35:09,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:09,525 INFO L93 Difference]: Finished difference Result 1271 states and 1678 transitions. [2019-09-16 16:35:09,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-16 16:35:09,525 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-09-16 16:35:09,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:09,532 INFO L225 Difference]: With dead ends: 1271 [2019-09-16 16:35:09,532 INFO L226 Difference]: Without dead ends: 813 [2019-09-16 16:35:09,534 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-09-16 16:35:09,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2019-09-16 16:35:09,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 715. [2019-09-16 16:35:09,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 715 states. [2019-09-16 16:35:09,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 871 transitions. [2019-09-16 16:35:09,619 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 871 transitions. Word has length 66 [2019-09-16 16:35:09,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:09,620 INFO L475 AbstractCegarLoop]: Abstraction has 715 states and 871 transitions. [2019-09-16 16:35:09,620 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:35:09,620 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 871 transitions. [2019-09-16 16:35:09,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-09-16 16:35:09,623 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:09,623 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] [2019-09-16 16:35:09,623 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:09,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:09,624 INFO L82 PathProgramCache]: Analyzing trace with hash 1572074791, now seen corresponding path program 1 times [2019-09-16 16:35:09,624 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:09,624 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:09,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:09,627 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:09,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:09,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:09,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:09,725 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:09,725 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-16 16:35:09,726 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-16 16:35:09,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-16 16:35:09,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-16 16:35:09,727 INFO L87 Difference]: Start difference. First operand 715 states and 871 transitions. Second operand 4 states. [2019-09-16 16:35:10,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:10,067 INFO L93 Difference]: Finished difference Result 2624 states and 3412 transitions. [2019-09-16 16:35:10,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-16 16:35:10,067 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 89 [2019-09-16 16:35:10,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:10,083 INFO L225 Difference]: With dead ends: 2624 [2019-09-16 16:35:10,083 INFO L226 Difference]: Without dead ends: 1937 [2019-09-16 16:35:10,087 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-16 16:35:10,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1937 states. [2019-09-16 16:35:10,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1937 to 1891. [2019-09-16 16:35:10,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1891 states. [2019-09-16 16:35:10,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 1891 states and 2393 transitions. [2019-09-16 16:35:10,216 INFO L78 Accepts]: Start accepts. Automaton has 1891 states and 2393 transitions. Word has length 89 [2019-09-16 16:35:10,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:10,218 INFO L475 AbstractCegarLoop]: Abstraction has 1891 states and 2393 transitions. [2019-09-16 16:35:10,218 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-16 16:35:10,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2393 transitions. [2019-09-16 16:35:10,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-09-16 16:35:10,224 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:10,225 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] [2019-09-16 16:35:10,225 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:10,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:10,225 INFO L82 PathProgramCache]: Analyzing trace with hash -153406106, now seen corresponding path program 1 times [2019-09-16 16:35:10,226 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:10,226 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:10,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:10,231 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:10,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:10,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:10,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:10,359 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:10,359 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:35:10,360 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:35:10,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:35:10,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:35:10,361 INFO L87 Difference]: Start difference. First operand 1891 states and 2393 transitions. Second operand 6 states. [2019-09-16 16:35:10,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:10,465 INFO L93 Difference]: Finished difference Result 3814 states and 4938 transitions. [2019-09-16 16:35:10,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 16:35:10,465 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2019-09-16 16:35:10,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:10,479 INFO L225 Difference]: With dead ends: 3814 [2019-09-16 16:35:10,479 INFO L226 Difference]: Without dead ends: 1951 [2019-09-16 16:35:10,487 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:35:10,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1951 states. [2019-09-16 16:35:10,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1951 to 1951. [2019-09-16 16:35:10,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1951 states. [2019-09-16 16:35:10,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 1951 states and 2457 transitions. [2019-09-16 16:35:10,606 INFO L78 Accepts]: Start accepts. Automaton has 1951 states and 2457 transitions. Word has length 89 [2019-09-16 16:35:10,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:10,607 INFO L475 AbstractCegarLoop]: Abstraction has 1951 states and 2457 transitions. [2019-09-16 16:35:10,607 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:35:10,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 2457 transitions. [2019-09-16 16:35:10,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-09-16 16:35:10,611 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:10,611 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] [2019-09-16 16:35:10,611 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:10,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:10,612 INFO L82 PathProgramCache]: Analyzing trace with hash 548193768, now seen corresponding path program 1 times [2019-09-16 16:35:10,612 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:10,612 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:10,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:10,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:10,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:10,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:10,713 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:10,714 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-16 16:35:10,714 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-16 16:35:10,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-16 16:35:10,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:35:10,715 INFO L87 Difference]: Start difference. First operand 1951 states and 2457 transitions. Second operand 8 states. [2019-09-16 16:35:10,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:10,821 INFO L93 Difference]: Finished difference Result 3622 states and 4700 transitions. [2019-09-16 16:35:10,821 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:35:10,824 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2019-09-16 16:35:10,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:10,836 INFO L225 Difference]: With dead ends: 3622 [2019-09-16 16:35:10,837 INFO L226 Difference]: Without dead ends: 1699 [2019-09-16 16:35:10,854 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:35:10,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1699 states. [2019-09-16 16:35:10,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1699 to 1699. [2019-09-16 16:35:10,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1699 states. [2019-09-16 16:35:10,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1699 states and 2099 transitions. [2019-09-16 16:35:10,965 INFO L78 Accepts]: Start accepts. Automaton has 1699 states and 2099 transitions. Word has length 89 [2019-09-16 16:35:10,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:10,966 INFO L475 AbstractCegarLoop]: Abstraction has 1699 states and 2099 transitions. [2019-09-16 16:35:10,966 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-16 16:35:10,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2099 transitions. [2019-09-16 16:35:10,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-09-16 16:35:10,970 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:10,970 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, 1] [2019-09-16 16:35:10,971 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:10,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:10,971 INFO L82 PathProgramCache]: Analyzing trace with hash 81932175, now seen corresponding path program 1 times [2019-09-16 16:35:10,971 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:10,971 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:10,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:10,975 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:10,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:11,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:11,088 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:11,089 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:35:11,089 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:35:11,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:35:11,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:35:11,090 INFO L87 Difference]: Start difference. First operand 1699 states and 2099 transitions. Second operand 3 states. [2019-09-16 16:35:11,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:11,257 INFO L93 Difference]: Finished difference Result 2686 states and 3425 transitions. [2019-09-16 16:35:11,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:35:11,258 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2019-09-16 16:35:11,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:11,276 INFO L225 Difference]: With dead ends: 2686 [2019-09-16 16:35:11,276 INFO L226 Difference]: Without dead ends: 2683 [2019-09-16 16:35:11,279 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 [2019-09-16 16:35:11,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2683 states. [2019-09-16 16:35:11,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2683 to 2523. [2019-09-16 16:35:11,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2523 states. [2019-09-16 16:35:11,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2523 states and 3229 transitions. [2019-09-16 16:35:11,478 INFO L78 Accepts]: Start accepts. Automaton has 2523 states and 3229 transitions. Word has length 93 [2019-09-16 16:35:11,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:11,481 INFO L475 AbstractCegarLoop]: Abstraction has 2523 states and 3229 transitions. [2019-09-16 16:35:11,481 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:35:11,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 3229 transitions. [2019-09-16 16:35:11,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-09-16 16:35:11,495 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:11,495 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, 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] [2019-09-16 16:35:11,496 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:11,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:11,496 INFO L82 PathProgramCache]: Analyzing trace with hash 688265763, now seen corresponding path program 1 times [2019-09-16 16:35:11,496 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:11,496 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:11,499 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:11,500 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:11,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:11,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:11,685 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-09-16 16:35:11,686 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:35:11,686 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:35:11,753 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:11,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:11,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 926 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-16 16:35:11,927 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:35:12,207 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (2)] Exception during sending of exit command (exit): Stream closed [2019-09-16 16:35:12,215 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-16 16:35:12,215 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-16 16:35:12,216 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-16 16:35:12,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-16 16:35:12,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-16 16:35:12,217 INFO L87 Difference]: Start difference. First operand 2523 states and 3229 transitions. Second operand 19 states. [2019-09-16 16:35:13,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:13,565 INFO L93 Difference]: Finished difference Result 4826 states and 6260 transitions. [2019-09-16 16:35:13,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-16 16:35:13,566 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 152 [2019-09-16 16:35:13,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:13,583 INFO L225 Difference]: With dead ends: 4826 [2019-09-16 16:35:13,584 INFO L226 Difference]: Without dead ends: 2331 [2019-09-16 16:35:13,597 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 149 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-16 16:35:13,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2331 states. [2019-09-16 16:35:13,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2331 to 1995. [2019-09-16 16:35:13,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1995 states. [2019-09-16 16:35:13,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1995 states and 2448 transitions. [2019-09-16 16:35:13,757 INFO L78 Accepts]: Start accepts. Automaton has 1995 states and 2448 transitions. Word has length 152 [2019-09-16 16:35:13,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:13,758 INFO L475 AbstractCegarLoop]: Abstraction has 1995 states and 2448 transitions. [2019-09-16 16:35:13,758 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-16 16:35:13,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 2448 transitions. [2019-09-16 16:35:13,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-09-16 16:35:13,770 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:13,771 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, 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] [2019-09-16 16:35:13,771 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:13,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:13,771 INFO L82 PathProgramCache]: Analyzing trace with hash -1229107054, now seen corresponding path program 1 times [2019-09-16 16:35:13,772 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:13,772 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:13,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:13,774 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:13,775 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:13,977 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-16 16:35:13,977 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:35:13,978 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:35:14,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:14,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:14,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 930 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-16 16:35:14,190 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:35:14,225 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:14,230 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-16 16:35:14,231 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-09-16 16:35:14,231 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-16 16:35:14,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-16 16:35:14,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:35:14,232 INFO L87 Difference]: Start difference. First operand 1995 states and 2448 transitions. Second operand 8 states. [2019-09-16 16:35:14,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:14,460 INFO L93 Difference]: Finished difference Result 3536 states and 4400 transitions. [2019-09-16 16:35:14,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 16:35:14,460 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 152 [2019-09-16 16:35:14,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:14,472 INFO L225 Difference]: With dead ends: 3536 [2019-09-16 16:35:14,472 INFO L226 Difference]: Without dead ends: 1893 [2019-09-16 16:35:14,478 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:35:14,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1893 states. [2019-09-16 16:35:14,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1893 to 1437. [2019-09-16 16:35:14,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1437 states. [2019-09-16 16:35:14,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 1437 states and 1619 transitions. [2019-09-16 16:35:14,572 INFO L78 Accepts]: Start accepts. Automaton has 1437 states and 1619 transitions. Word has length 152 [2019-09-16 16:35:14,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:14,573 INFO L475 AbstractCegarLoop]: Abstraction has 1437 states and 1619 transitions. [2019-09-16 16:35:14,573 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-16 16:35:14,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 1619 transitions. [2019-09-16 16:35:14,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-09-16 16:35:14,582 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:14,583 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:35:14,583 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:14,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:14,584 INFO L82 PathProgramCache]: Analyzing trace with hash -630512924, now seen corresponding path program 1 times [2019-09-16 16:35:14,584 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:14,584 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:14,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:14,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:14,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:14,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:14,692 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-09-16 16:35:14,693 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:14,693 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:35:14,694 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:35:14,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:35:14,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:35:14,694 INFO L87 Difference]: Start difference. First operand 1437 states and 1619 transitions. Second operand 3 states. [2019-09-16 16:35:14,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:14,795 INFO L93 Difference]: Finished difference Result 2238 states and 2532 transitions. [2019-09-16 16:35:14,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:35:14,796 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 161 [2019-09-16 16:35:14,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:14,797 INFO L225 Difference]: With dead ends: 2238 [2019-09-16 16:35:14,797 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 16:35:14,802 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:35:14,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 16:35:14,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 16:35:14,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 16:35:14,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 16:35:14,803 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2019-09-16 16:35:14,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:14,803 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 16:35:14,803 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:35:14,803 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 16:35:14,804 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 16:35:14,809 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-16 16:35:16,119 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 29 [2019-09-16 16:35:16,273 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 34 [2019-09-16 16:35:16,465 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 26 [2019-09-16 16:35:16,995 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 52 [2019-09-16 16:35:17,169 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 35 [2019-09-16 16:35:17,281 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 30 [2019-09-16 16:35:17,484 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 31 [2019-09-16 16:35:17,594 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 23 [2019-09-16 16:35:17,770 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-16 16:35:18,249 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 54 [2019-09-16 16:35:18,483 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 35 [2019-09-16 16:35:18,633 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 38 [2019-09-16 16:35:18,853 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 27 [2019-09-16 16:35:19,037 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 28 [2019-09-16 16:35:19,157 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 28 [2019-09-16 16:35:19,324 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2019-09-16 16:35:19,659 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 38 [2019-09-16 16:35:20,017 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 50 [2019-09-16 16:35:20,228 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-16 16:35:20,389 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 34 [2019-09-16 16:35:20,565 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 28 [2019-09-16 16:35:20,741 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 29 [2019-09-16 16:35:20,904 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 33 [2019-09-16 16:35:21,076 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-16 16:35:21,189 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 29 [2019-09-16 16:35:21,578 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 40 [2019-09-16 16:35:21,786 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 31 [2019-09-16 16:35:21,920 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2019-09-16 16:35:21,923 INFO L443 ceAbstractionStarter]: For program point L542(lines 542 546) no Hoare annotation was computed. [2019-09-16 16:35:21,923 INFO L443 ceAbstractionStarter]: For program point L542-1(lines 542 546) no Hoare annotation was computed. [2019-09-16 16:35:21,923 INFO L443 ceAbstractionStarter]: For program point L537(line 537) no Hoare annotation was computed. [2019-09-16 16:35:21,924 INFO L443 ceAbstractionStarter]: For program point L536-2(lines 536 557) no Hoare annotation was computed. [2019-09-16 16:35:21,924 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 511 566) no Hoare annotation was computed. [2019-09-16 16:35:21,924 INFO L443 ceAbstractionStarter]: For program point L558(lines 535 559) no Hoare annotation was computed. [2019-09-16 16:35:21,924 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 511 566) no Hoare annotation was computed. [2019-09-16 16:35:21,924 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 511 566) no Hoare annotation was computed. [2019-09-16 16:35:21,924 INFO L443 ceAbstractionStarter]: For program point L599(lines 599 603) no Hoare annotation was computed. [2019-09-16 16:35:21,924 INFO L443 ceAbstractionStarter]: For program point L599-1(lines 599 603) no Hoare annotation was computed. [2019-09-16 16:35:21,924 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 567 626) no Hoare annotation was computed. [2019-09-16 16:35:21,924 INFO L443 ceAbstractionStarter]: For program point L594(line 594) no Hoare annotation was computed. [2019-09-16 16:35:21,924 INFO L443 ceAbstractionStarter]: For program point L593-2(lines 593 618) no Hoare annotation was computed. [2019-09-16 16:35:21,924 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 567 626) no Hoare annotation was computed. [2019-09-16 16:35:21,925 INFO L443 ceAbstractionStarter]: For program point L619(lines 592 620) no Hoare annotation was computed. [2019-09-16 16:35:21,925 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 567 626) no Hoare annotation was computed. [2019-09-16 16:35:21,925 INFO L443 ceAbstractionStarter]: For program point L612(line 612) no Hoare annotation was computed. [2019-09-16 16:35:21,925 INFO L443 ceAbstractionStarter]: For program point L612-1(line 612) no Hoare annotation was computed. [2019-09-16 16:35:21,925 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 952 958) the Hoare annotation is: true [2019-09-16 16:35:21,925 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 952 958) no Hoare annotation was computed. [2019-09-16 16:35:21,925 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 959 967) no Hoare annotation was computed. [2019-09-16 16:35:21,925 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 959 967) the Hoare annotation is: true [2019-09-16 16:35:21,925 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 959 967) no Hoare annotation was computed. [2019-09-16 16:35:21,926 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 910 932) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~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))) [2019-09-16 16:35:21,926 INFO L439 ceAbstractionStarter]: At program point L922(line 922) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 1) (= 1 ~waterLevel~0) (= main_~tmp~8 ~systemActive~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))) [2019-09-16 16:35:21,926 INFO L439 ceAbstractionStarter]: At program point L922-1(line 922) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 1) (= 1 ~waterLevel~0) (= main_~tmp~8 ~systemActive~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))) [2019-09-16 16:35:21,926 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 910 932) no Hoare annotation was computed. [2019-09-16 16:35:21,926 INFO L443 ceAbstractionStarter]: For program point L920(lines 920 927) no Hoare annotation was computed. [2019-09-16 16:35:21,927 INFO L443 ceAbstractionStarter]: For program point L920-1(lines 920 927) no Hoare annotation was computed. [2019-09-16 16:35:21,927 INFO L443 ceAbstractionStarter]: For program point L918(line 918) no Hoare annotation was computed. [2019-09-16 16:35:21,927 INFO L439 ceAbstractionStarter]: At program point L917(line 917) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~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))) [2019-09-16 16:35:21,927 INFO L439 ceAbstractionStarter]: At program point L916(line 916) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~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))) [2019-09-16 16:35:21,927 INFO L439 ceAbstractionStarter]: At program point L916-1(line 916) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~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))) [2019-09-16 16:35:21,928 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 910 932) no Hoare annotation was computed. [2019-09-16 16:35:21,928 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 865 888) no Hoare annotation was computed. [2019-09-16 16:35:21,928 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 865 888) no Hoare annotation was computed. [2019-09-16 16:35:21,928 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 865 888) no Hoare annotation was computed. [2019-09-16 16:35:21,928 INFO L443 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2019-09-16 16:35:21,928 INFO L443 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2019-09-16 16:35:21,928 INFO L443 ceAbstractionStarter]: For program point L881(line 881) no Hoare annotation was computed. [2019-09-16 16:35:21,928 INFO L443 ceAbstractionStarter]: For program point L880(line 880) no Hoare annotation was computed. [2019-09-16 16:35:21,929 INFO L443 ceAbstractionStarter]: For program point L879(line 879) no Hoare annotation was computed. [2019-09-16 16:35:21,929 INFO L443 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2019-09-16 16:35:21,929 INFO L443 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2019-09-16 16:35:21,929 INFO L443 ceAbstractionStarter]: For program point L876(line 876) no Hoare annotation was computed. [2019-09-16 16:35:21,929 INFO L443 ceAbstractionStarter]: For program point L875(line 875) no Hoare annotation was computed. [2019-09-16 16:35:21,929 INFO L443 ceAbstractionStarter]: For program point L874(line 874) no Hoare annotation was computed. [2019-09-16 16:35:21,929 INFO L443 ceAbstractionStarter]: For program point L873(line 873) no Hoare annotation was computed. [2019-09-16 16:35:21,929 INFO L443 ceAbstractionStarter]: For program point L872(line 872) no Hoare annotation was computed. [2019-09-16 16:35:21,930 INFO L443 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2019-09-16 16:35:21,930 INFO L443 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2019-09-16 16:35:21,930 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 435 449) no Hoare annotation was computed. [2019-09-16 16:35:21,930 INFO L439 ceAbstractionStarter]: At program point L441(line 441) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methAndRunningLastTime~0 0)))) (and (or (and (not (= 0 ~systemActive~0)) .cse0) (or .cse1 (or (= |old(~systemActive~0)| 0) .cse2))) (or (and (= 1 ~systemActive~0) .cse0) .cse3 .cse1 (not (= |old(~systemActive~0)| 1))) (or .cse4 .cse5 .cse2) (or .cse3 .cse4 .cse5))) [2019-09-16 16:35:21,930 INFO L443 ceAbstractionStarter]: For program point L439(lines 439 445) no Hoare annotation was computed. [2019-09-16 16:35:21,930 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 435 449) the Hoare annotation is: (let ((.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= |old(~systemActive~0)| 0)) (.cse10 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (let ((.cse1 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (or .cse10 .cse11 .cse4)) (.cse5 (not .cse3)) (.cse0 (= 0 ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse9 (or .cse7 .cse10 .cse11))) (and (or (and (not .cse0) .cse1) (or .cse2 (or .cse3 .cse4))) (or .cse0 .cse5 .cse6) (or (and (= 1 ~systemActive~0) .cse1) .cse7 .cse2 (not (= |old(~systemActive~0)| 1))) (or .cse6 .cse8) (or .cse5 .cse9 .cse0) (or .cse8 .cse9)))) [2019-09-16 16:35:21,930 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 435 449) no Hoare annotation was computed. [2019-09-16 16:35:21,930 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 371 379) no Hoare annotation was computed. [2019-09-16 16:35:21,931 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 371 379) the Hoare annotation is: true [2019-09-16 16:35:21,931 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 371 379) no Hoare annotation was computed. [2019-09-16 16:35:21,931 INFO L443 ceAbstractionStarter]: For program point L387-2(lines 387 395) no Hoare annotation was computed. [2019-09-16 16:35:21,931 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-09-16 16:35:21,931 INFO L443 ceAbstractionStarter]: For program point L410-1(line 410) no Hoare annotation was computed. [2019-09-16 16:35:21,931 INFO L443 ceAbstractionStarter]: For program point L399(lines 399 407) no Hoare annotation was computed. [2019-09-16 16:35:21,931 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 380 415) no Hoare annotation was computed. [2019-09-16 16:35:21,931 INFO L443 ceAbstractionStarter]: For program point L399-2(lines 399 407) no Hoare annotation was computed. [2019-09-16 16:35:21,931 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 380 415) no Hoare annotation was computed. [2019-09-16 16:35:21,931 INFO L443 ceAbstractionStarter]: For program point L387(lines 387 395) no Hoare annotation was computed. [2019-09-16 16:35:21,931 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 380 415) no Hoare annotation was computed. [2019-09-16 16:35:21,931 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 945 951) no Hoare annotation was computed. [2019-09-16 16:35:21,931 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 945 951) the Hoare annotation is: true [2019-09-16 16:35:21,932 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 465 510) no Hoare annotation was computed. [2019-09-16 16:35:21,932 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 465 510) no Hoare annotation was computed. [2019-09-16 16:35:21,932 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 465 510) no Hoare annotation was computed. [2019-09-16 16:35:21,932 INFO L443 ceAbstractionStarter]: For program point L798(lines 798 805) no Hoare annotation was computed. [2019-09-16 16:35:21,932 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 778 823) no Hoare annotation was computed. [2019-09-16 16:35:21,932 INFO L443 ceAbstractionStarter]: For program point L792(lines 792 812) no Hoare annotation was computed. [2019-09-16 16:35:21,932 INFO L443 ceAbstractionStarter]: For program point L792-1(lines 792 812) no Hoare annotation was computed. [2019-09-16 16:35:21,932 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 778 823) no Hoare annotation was computed. [2019-09-16 16:35:21,932 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 778 823) no Hoare annotation was computed. [2019-09-16 16:35:21,932 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 896 906) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~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))) [2019-09-16 16:35:21,932 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 896 906) no Hoare annotation was computed. [2019-09-16 16:35:21,932 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 896 906) no Hoare annotation was computed. [2019-09-16 16:35:21,933 INFO L439 ceAbstractionStarter]: At program point L901(line 901) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~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))) [2019-09-16 16:35:21,933 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 360 370) the Hoare annotation is: true [2019-09-16 16:35:21,933 INFO L446 ceAbstractionStarter]: At program point L365(line 365) the Hoare annotation is: true [2019-09-16 16:35:21,933 INFO L443 ceAbstractionStarter]: For program point L365-1(line 365) no Hoare annotation was computed. [2019-09-16 16:35:21,933 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 360 370) no Hoare annotation was computed. [2019-09-16 16:35:21,933 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 360 370) no Hoare annotation was computed. [2019-09-16 16:35:21,933 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 352 359) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 (not (= ~systemActive~0 1))) (or .cse0 (or .cse1 (or (= ~systemActive~0 0) (not (= ~methaneLevelCritical~0 0))))))) [2019-09-16 16:35:21,933 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 352 359) no Hoare annotation was computed. [2019-09-16 16:35:21,933 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 352 359) no Hoare annotation was computed. [2019-09-16 16:35:21,933 INFO L443 ceAbstractionStarter]: For program point L171(lines 171 177) no Hoare annotation was computed. [2019-09-16 16:35:21,933 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 167 180) no Hoare annotation was computed. [2019-09-16 16:35:21,934 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 167 180) the Hoare annotation is: true [2019-09-16 16:35:21,934 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 167 180) no Hoare annotation was computed. [2019-09-16 16:35:21,934 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 319 343) no Hoare annotation was computed. [2019-09-16 16:35:21,934 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 319 343) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or (or .cse4 .cse5 .cse0 (not (= ~methAndRunningLastTime~0 0))) .cse6) (or .cse6 (or .cse5 .cse0 .cse1)) (or .cse3 .cse4 .cse2 .cse0))) [2019-09-16 16:35:21,934 INFO L439 ceAbstractionStarter]: At program point L338(line 338) the Hoare annotation is: (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.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 .cse2 .cse0) (or (or .cse3 .cse4 .cse0 (not (= ~methAndRunningLastTime~0 0))) .cse5) (or .cse5 (or .cse4 .cse0 .cse1)))) [2019-09-16 16:35:21,934 INFO L443 ceAbstractionStarter]: For program point L338-1(lines 319 343) no Hoare annotation was computed. [2019-09-16 16:35:21,934 INFO L439 ceAbstractionStarter]: At program point L333(line 333) 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 (= ~methaneLevelCritical~0 processEnvironment_~tmp~3) (= ~pumpRunning~0 1)) (or .cse0 .cse1) .cse2) (or .cse3 .cse0 .cse1) (or .cse4 .cse3 .cse0 (not (= ~methAndRunningLastTime~0 0))) (or .cse4 .cse2 .cse0))) [2019-09-16 16:35:21,934 INFO L439 ceAbstractionStarter]: At program point L329(line 329) the Hoare annotation is: (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1) .cse2) (or .cse3 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~3) (= ~pumpRunning~0 1)) .cse2 .cse0) (or .cse4 .cse0 .cse1) (or .cse3 .cse4 .cse0 (not (= ~methAndRunningLastTime~0 0))))) [2019-09-16 16:35:21,934 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 335) no Hoare annotation was computed. [2019-09-16 16:35:21,935 INFO L439 ceAbstractionStarter]: At program point L325(line 325) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 1)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse4 .cse0 .cse1) (or .cse5 .cse4 .cse0 (not (= ~methAndRunningLastTime~0 0))) (or .cse3 .cse5 .cse2 .cse0))) [2019-09-16 16:35:21,935 INFO L443 ceAbstractionStarter]: For program point L325-1(line 325) no Hoare annotation was computed. [2019-09-16 16:35:21,935 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 340) no Hoare annotation was computed. [2019-09-16 16:35:21,935 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 285 291) no Hoare annotation was computed. [2019-09-16 16:35:21,935 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 285 291) the Hoare annotation is: true [2019-09-16 16:35:21,935 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 186 253) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~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))) [2019-09-16 16:35:21,935 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 186 253) no Hoare annotation was computed. [2019-09-16 16:35:21,935 INFO L439 ceAbstractionStarter]: At program point L246(lines 195 247) 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))) [2019-09-16 16:35:21,935 INFO L439 ceAbstractionStarter]: At program point L236(line 236) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse4 (= 1 ~methaneLevelCritical~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse4 .cse3) (not (= |old(~systemActive~0)| 1)) (and (and .cse0 .cse1 (not (= 0 ~systemActive~0))) .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) .cse1 .cse5 .cse4))) [2019-09-16 16:35:21,935 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 240) no Hoare annotation was computed. [2019-09-16 16:35:21,936 INFO L439 ceAbstractionStarter]: At program point L234-1(lines 226 241) the Hoare annotation is: (let ((.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~systemActive~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse0 .cse1 .cse2) .cse3) (and .cse4 .cse0 .cse1 .cse2 .cse5) (and .cse4 .cse1 .cse2 .cse6 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse2 .cse6 .cse3) (and .cse4 .cse0 .cse1 .cse7) (and .cse4 .cse1 .cse7 .cse6))) [2019-09-16 16:35:21,936 INFO L443 ceAbstractionStarter]: For program point L197(lines 196 245) no Hoare annotation was computed. [2019-09-16 16:35:21,936 INFO L439 ceAbstractionStarter]: At program point L228(line 228) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse2 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse1 .cse3) (and .cse0 .cse5 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:35:21,936 INFO L443 ceAbstractionStarter]: For program point L226(lines 226 241) no Hoare annotation was computed. [2019-09-16 16:35:21,936 INFO L439 ceAbstractionStarter]: At program point L218(line 218) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= 1 ~systemActive~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse2 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse1 .cse3 .cse4) (and .cse6 .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse6 .cse5 .cse0 .cse7 .cse3) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse5 .cse0 .cse1 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse0 .cse7 .cse2))) [2019-09-16 16:35:21,936 INFO L443 ceAbstractionStarter]: For program point L216(lines 216 222) no Hoare annotation was computed. [2019-09-16 16:35:21,936 INFO L443 ceAbstractionStarter]: For program point L216-1(lines 216 222) no Hoare annotation was computed. [2019-09-16 16:35:21,936 INFO L439 ceAbstractionStarter]: At program point L243(lines 196 245) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse2 (= 1 ~methaneLevelCritical~0)) (.cse6 (= 1 ~systemActive~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse1 .cse3 .cse4) (and .cse6 .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse6 .cse5 .cse0 .cse7 .cse3) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 (not (= 1 ~waterLevel~0)) .cse0 .cse7 .cse2) (and .cse6 .cse5 .cse0 .cse1 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:35:21,936 INFO L439 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= 1 ~systemActive~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse2 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse5 .cse0 .cse1) .cse3 .cse4) (and .cse6 .cse5 .cse0 .cse1 .cse3) (and .cse6 .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse6 .cse5 .cse0 .cse7 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse0 .cse7 .cse2))) [2019-09-16 16:35:21,937 INFO L443 ceAbstractionStarter]: For program point L206(lines 206 212) no Hoare annotation was computed. [2019-09-16 16:35:21,937 INFO L443 ceAbstractionStarter]: For program point L206-1(lines 206 212) no Hoare annotation was computed. [2019-09-16 16:35:21,937 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 202) no Hoare annotation was computed. [2019-09-16 16:35:21,937 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 186 253) no Hoare annotation was computed. [2019-09-16 16:35:21,937 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 732 777) no Hoare annotation was computed. [2019-09-16 16:35:21,937 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 732 777) no Hoare annotation was computed. [2019-09-16 16:35:21,937 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 732 777) no Hoare annotation was computed. [2019-09-16 16:35:21,937 INFO L443 ceAbstractionStarter]: For program point L752(lines 752 759) no Hoare annotation was computed. [2019-09-16 16:35:21,937 INFO L443 ceAbstractionStarter]: For program point L746(lines 746 766) no Hoare annotation was computed. [2019-09-16 16:35:21,937 INFO L443 ceAbstractionStarter]: For program point L746-1(lines 746 766) no Hoare annotation was computed. [2019-09-16 16:35:21,937 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-09-16 16:35:21,937 INFO L443 ceAbstractionStarter]: For program point L64(lines 64 74) no Hoare annotation was computed. [2019-09-16 16:35:21,938 INFO L439 ceAbstractionStarter]: At program point L62(line 62) the Hoare annotation is: (let ((.cse9 (= ~waterLevel~0 1))) (let ((.cse3 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (not .cse9)) (.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 .cse4 .cse9 .cse6 .cse3 .cse1 .cse8) (or .cse5 (or .cse0 .cse2)) (or .cse4 .cse0 .cse6 .cse1 .cse7 .cse8)))) [2019-09-16 16:35:21,938 INFO L443 ceAbstractionStarter]: For program point L62-1(line 62) no Hoare annotation was computed. [2019-09-16 16:35:21,938 INFO L443 ceAbstractionStarter]: For program point L60(lines 60 77) no Hoare annotation was computed. [2019-09-16 16:35:21,938 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2019-09-16 16:35:21,938 INFO L439 ceAbstractionStarter]: At program point L58(line 58) the Hoare annotation is: (let ((.cse8 (= ~waterLevel~0 1))) (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 .cse8)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4) (or .cse0 .cse7 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse8 .cse1 (not (= 1 ~pumpRunning~0)) .cse2 .cse4) (or .cse6 .cse0 .cse1 .cse2 .cse3 .cse4)))) [2019-09-16 16:35:21,938 INFO L443 ceAbstractionStarter]: For program point L58-1(line 58) no Hoare annotation was computed. [2019-09-16 16:35:21,938 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: (let ((.cse8 (= ~waterLevel~0 1))) (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 .cse8)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4) (or .cse0 .cse7 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse8 .cse1 (not (= 1 ~pumpRunning~0)) .cse2 .cse4) (or .cse6 .cse0 .cse1 .cse2 .cse3 .cse4)))) [2019-09-16 16:35:21,938 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2019-09-16 16:35:21,938 INFO L439 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse6 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse6 .cse2)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or (or .cse2 .cse1) .cse3) (or .cse4 (or .cse5 .cse6)) (or .cse5 .cse0) (or .cse5 (= ~waterLevel~0 1) .cse3 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse4 (or .cse6 .cse1))))) [2019-09-16 16:35:21,938 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) 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))) [2019-09-16 16:35:21,939 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2019-09-16 16:35:21,939 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2019-09-16 16:35:21,939 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 151) no Hoare annotation was computed. [2019-09-16 16:35:21,939 INFO L443 ceAbstractionStarter]: For program point L143-2(lines 143 151) no Hoare annotation was computed. [2019-09-16 16:35:21,939 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 135 157) no Hoare annotation was computed. [2019-09-16 16:35:21,939 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 135 157) no Hoare annotation was computed. [2019-09-16 16:35:21,939 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 135 157) no Hoare annotation was computed. [2019-09-16 16:35:21,939 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 629 731) no Hoare annotation was computed. [2019-09-16 16:35:21,939 INFO L443 ceAbstractionStarter]: For program point L694(line 694) no Hoare annotation was computed. [2019-09-16 16:35:21,939 INFO L443 ceAbstractionStarter]: For program point L694-1(line 694) no Hoare annotation was computed. [2019-09-16 16:35:21,939 INFO L443 ceAbstractionStarter]: For program point L653(lines 653 657) no Hoare annotation was computed. [2019-09-16 16:35:21,939 INFO L443 ceAbstractionStarter]: For program point L717(lines 717 728) no Hoare annotation was computed. [2019-09-16 16:35:21,939 INFO L443 ceAbstractionStarter]: For program point L680(lines 680 684) no Hoare annotation was computed. [2019-09-16 16:35:21,939 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 629 731) no Hoare annotation was computed. [2019-09-16 16:35:21,940 INFO L443 ceAbstractionStarter]: For program point L678-2(lines 678 698) no Hoare annotation was computed. [2019-09-16 16:35:21,940 INFO L443 ceAbstractionStarter]: For program point L699(lines 677 700) no Hoare annotation was computed. [2019-09-16 16:35:21,940 INFO L443 ceAbstractionStarter]: For program point L658(lines 658 674) no Hoare annotation was computed. [2019-09-16 16:35:21,940 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 629 731) no Hoare annotation was computed. [2019-09-16 16:35:21,940 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 725) no Hoare annotation was computed. [2019-09-16 16:35:21,940 INFO L443 ceAbstractionStarter]: For program point L679(lines 678 698) no Hoare annotation was computed. [2019-09-16 16:35:21,940 INFO L443 ceAbstractionStarter]: For program point L710(line 710) no Hoare annotation was computed. [2019-09-16 16:35:21,940 INFO L443 ceAbstractionStarter]: For program point L710-1(line 710) no Hoare annotation was computed. [2019-09-16 16:35:21,940 INFO L443 ceAbstractionStarter]: For program point L675(lines 675 716) no Hoare annotation was computed. [2019-09-16 16:35:21,940 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 935 944) no Hoare annotation was computed. [2019-09-16 16:35:21,940 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 935 944) no Hoare annotation was computed. [2019-09-16 16:35:21,940 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 935 944) no Hoare annotation was computed. [2019-09-16 16:35:21,940 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:35:21,940 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-09-16 16:35:21,941 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:35:21,941 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 344 351) no Hoare annotation was computed. [2019-09-16 16:35:21,941 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 344 351) no Hoare annotation was computed. [2019-09-16 16:35:21,941 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 344 351) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2 (not (= ~methAndRunningLastTime~0 0))))) [2019-09-16 16:35:21,941 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 158 166) no Hoare annotation was computed. [2019-09-16 16:35:21,941 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 158 166) no Hoare annotation was computed. [2019-09-16 16:35:21,941 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 158 166) no Hoare annotation was computed. [2019-09-16 16:35:21,941 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 416 434) no Hoare annotation was computed. [2019-09-16 16:35:21,941 INFO L443 ceAbstractionStarter]: For program point L425(lines 425 429) no Hoare annotation was computed. [2019-09-16 16:35:21,941 INFO L446 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2019-09-16 16:35:21,942 INFO L443 ceAbstractionStarter]: For program point L425-2(lines 425 429) no Hoare annotation was computed. [2019-09-16 16:35:21,942 INFO L443 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2019-09-16 16:35:21,942 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 416 434) the Hoare annotation is: true [2019-09-16 16:35:21,942 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 416 434) no Hoare annotation was computed. [2019-09-16 16:35:21,942 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 114 125) the Hoare annotation is: (let ((.cse1 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse0 (= 1 ~methaneLevelCritical~0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse6 (not (= ~methAndRunningLastTime~0 0))) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse8 (not (= ~systemActive~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or .cse4 (or .cse5 .cse3 .cse6 .cse7)) (or (or .cse1 .cse5 .cse6) .cse8 .cse0) (or (or .cse1 .cse5 .cse3 .cse6) .cse0) (or .cse4 .cse2 .cse3 .cse6 .cse7) (or (or .cse5 .cse6 .cse7) .cse4 .cse8))) [2019-09-16 16:35:21,942 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 114 125) no Hoare annotation was computed. [2019-09-16 16:35:21,942 INFO L443 ceAbstractionStarter]: For program point L118-1(lines 114 125) no Hoare annotation was computed. [2019-09-16 16:35:21,942 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:35:21,942 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-16 16:35:21,943 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:35:21,943 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 126 134) the Hoare annotation is: true [2019-09-16 16:35:21,943 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 126 134) no Hoare annotation was computed. [2019-09-16 16:35:21,943 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 126 134) no Hoare annotation was computed. [2019-09-16 16:35:21,943 INFO L439 ceAbstractionStarter]: At program point L274(line 274) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 0)) (.cse9 (= ~pumpRunning~0 1)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse10 (not (= ~systemActive~0 0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (= 1 ~waterLevel~0)) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4)) (or .cse1 .cse5 .cse6 .cse3 .cse7 .cse4) (or (or (or .cse3 .cse8) .cse2) .cse9) (or .cse10 (or .cse1 .cse5)) (or (or .cse1 .cse5 .cse3 .cse4) (and .cse11 .cse0)) (or .cse11 (or .cse5 .cse3 .cse4 .cse8)) (or .cse9 (or .cse1 .cse2 .cse3)) (or (or .cse5 .cse8) .cse10) (or .cse5 (and .cse6 .cse0) .cse3 .cse7 .cse4 .cse8))) [2019-09-16 16:35:21,943 INFO L439 ceAbstractionStarter]: At program point L272(lines 272 278) the Hoare annotation is: (let ((.cse13 (= 1 ~waterLevel~0)) (.cse12 (= 0 ~methAndRunningLastTime~0))) (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse6 (and .cse13 .cse12)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse0 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse8 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse9 (not (= ~methaneLevelCritical~0 0))) (.cse11 (not .cse13)) (.cse10 (= ~pumpRunning~0 1))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or .cse1 .cse4 .cse5 .cse6 .cse7 .cse8) (or (or (or .cse3 .cse9) .cse2) .cse10) (or .cse1 .cse4 .cse6 .cse3 .cse7 .cse8) (or (or .cse4 .cse9) .cse5 .cse0) (or (or .cse1 .cse4 .cse3 .cse8) (and .cse11 .cse10 .cse12) .cse0) (or .cse5 .cse0 (or .cse1 .cse4)) (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (or .cse4 .cse6 .cse3 .cse7 .cse8 .cse9) (or .cse0 (or .cse4 .cse3 .cse8 .cse9) (and .cse11 .cse10))))) [2019-09-16 16:35:21,944 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 261 284) the Hoare annotation is: (let ((.cse12 (= ~pumpRunning~0 0)) (.cse0 (= 0 ~methAndRunningLastTime~0))) (let ((.cse11 (and .cse12 .cse0)) (.cse9 (= ~pumpRunning~0 1)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (not (= ~systemActive~0 0))) (.cse6 (= 1 ~waterLevel~0)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4)) (or .cse1 .cse5 .cse6 .cse3 .cse7 .cse4) (or (or (or .cse3 .cse8) .cse2) .cse9) (or .cse1 .cse5 .cse10 .cse6 .cse7 .cse4) (or .cse5 .cse6 .cse3 .cse7 .cse4 .cse8) (or (or .cse1 .cse5 .cse3 .cse4) .cse11) (or (or .cse5 .cse8) .cse10 .cse12) (or (or .cse1 .cse5 .cse4) .cse10 .cse0) (or .cse10 .cse12 (or .cse1 .cse5)) (or .cse11 (or .cse5 .cse3 .cse4 .cse8)) (or .cse9 (or .cse1 .cse2 .cse3)) (or .cse5 .cse10 (and .cse6 .cse0) .cse7 .cse4 .cse8)))) [2019-09-16 16:35:21,944 INFO L439 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: (let ((.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (= ~pumpRunning~0 1)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= ~systemActive~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= 0 ~methAndRunningLastTime~0) (or .cse4 .cse5 .cse1 .cse2)) (or (or (or .cse1 .cse3) .cse5) .cse6) (or .cse4 .cse0 .cse1 .cse2) (or .cse7 (or .cse4 .cse0)) (or .cse6 (or .cse4 .cse5 .cse1)) (or (or .cse0 .cse3) .cse7))) [2019-09-16 16:35:21,944 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 261 284) no Hoare annotation was computed. [2019-09-16 16:35:21,944 INFO L443 ceAbstractionStarter]: For program point L265(lines 264 283) no Hoare annotation was computed. [2019-09-16 16:35:21,944 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 261 284) no Hoare annotation was computed. [2019-09-16 16:35:21,944 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 835 864) no Hoare annotation was computed. [2019-09-16 16:35:21,945 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 835 864) the Hoare annotation is: true [2019-09-16 16:35:21,945 INFO L446 ceAbstractionStarter]: At program point L860(lines 835 864) the Hoare annotation is: true [2019-09-16 16:35:21,945 INFO L443 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2019-09-16 16:35:21,945 INFO L443 ceAbstractionStarter]: For program point L849(lines 849 853) no Hoare annotation was computed. [2019-09-16 16:35:21,945 INFO L446 ceAbstractionStarter]: At program point L849-1(lines 849 853) the Hoare annotation is: true [2019-09-16 16:35:21,945 INFO L443 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2019-09-16 16:35:21,945 INFO L446 ceAbstractionStarter]: At program point L845-2(lines 845 859) the Hoare annotation is: true [2019-09-16 16:35:21,945 INFO L446 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: true [2019-09-16 16:35:21,945 INFO L443 ceAbstractionStarter]: For program point L841-1(line 841) no Hoare annotation was computed. [2019-09-16 16:35:21,945 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 90 101) the Hoare annotation is: true [2019-09-16 16:35:21,946 INFO L443 ceAbstractionStarter]: For program point L94-1(lines 90 101) no Hoare annotation was computed. [2019-09-16 16:35:21,946 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 90 101) no Hoare annotation was computed. [2019-09-16 16:35:21,946 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 889 895) no Hoare annotation was computed. [2019-09-16 16:35:21,946 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 889 895) the Hoare annotation is: true [2019-09-16 16:35:21,946 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:35:21,946 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)) [2019-09-16 16:35:21,946 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-16 16:35:21,946 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:35:21,946 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 450 457) no Hoare annotation was computed. [2019-09-16 16:35:21,947 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 450 457) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~systemActive~0)| 0)))) (and (or (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) .cse2 .cse3) (or (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) .cse3 .cse2))) [2019-09-16 16:35:21,947 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 450 457) no Hoare annotation was computed. [2019-09-16 16:35:21,947 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 293 317) 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 (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 (not (= ~methAndRunningLastTime~0 0))) .cse3) (or .cse3 (or .cse2 .cse0 .cse1)))) [2019-09-16 16:35:21,947 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 293 317) no Hoare annotation was computed. [2019-09-16 16:35:21,947 INFO L439 ceAbstractionStarter]: At program point L312(line 312) the Hoare annotation is: (let ((.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 .cse0 (not (= ~methAndRunningLastTime~0 0))) (or .cse2 .cse0 .cse1))) [2019-09-16 16:35:21,947 INFO L443 ceAbstractionStarter]: For program point L312-1(lines 293 317) no Hoare annotation was computed. [2019-09-16 16:35:21,947 INFO L439 ceAbstractionStarter]: At program point L307(line 307) the Hoare annotation is: (let ((.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= ~pumpRunning~0 0))) (.cse3 (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 .cse2 (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse0 (not (= ~methAndRunningLastTime~0 0)))) (or .cse2 (or .cse3 .cse0 .cse1)))) [2019-09-16 16:35:21,948 INFO L439 ceAbstractionStarter]: At program point L303(line 303) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse3) (or (or .cse2 .cse4) (not (= 1 |old(~pumpRunning~0)|))) (or (or .cse1 .cse2 .cse4) (and (not (= 1 ~waterLevel~0)) .cse5)) (or (or .cse0 .cse1 .cse2 .cse3) .cse5))) [2019-09-16 16:35:21,948 INFO L443 ceAbstractionStarter]: For program point L301(lines 301 309) no Hoare annotation was computed. [2019-09-16 16:35:21,948 INFO L439 ceAbstractionStarter]: At program point L299(line 299) 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 (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 (not (= ~methAndRunningLastTime~0 0))) .cse3) (or .cse3 (or .cse2 .cse0 .cse1)))) [2019-09-16 16:35:21,948 INFO L443 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2019-09-16 16:35:21,948 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 314) no Hoare annotation was computed. [2019-09-16 16:35:21,948 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 102 113) no Hoare annotation was computed. [2019-09-16 16:35:21,948 INFO L443 ceAbstractionStarter]: For program point L106-1(lines 102 113) no Hoare annotation was computed. [2019-09-16 16:35:21,949 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 102 113) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 0))) (.cse2 (= 1 ~waterLevel~0)) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse2 .cse6 .cse3 .cse4 .cse5) (or .cse7 .cse0 .cse2 .cse6 .cse3 .cse4) (or .cse7 .cse0 .cse1 .cse2 .cse3 .cse4))) [2019-09-16 16:35:21,949 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 825 832) no Hoare annotation was computed. [2019-09-16 16:35:21,949 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 829) no Hoare annotation was computed. [2019-09-16 16:35:21,949 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 825 832) the Hoare annotation is: true [2019-09-16 16:35:21,949 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 825 832) no Hoare annotation was computed. [2019-09-16 16:35:21,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 04:35:21 BoogieIcfgContainer [2019-09-16 16:35:21,966 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 16:35:21,968 INFO L168 Benchmark]: Toolchain (without parser) took 17592.53 ms. Allocated memory was 132.1 MB in the beginning and 544.7 MB in the end (delta: 412.6 MB). Free memory was 86.2 MB in the beginning and 487.9 MB in the end (delta: -401.7 MB). Peak memory consumption was 430.2 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:21,969 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 132.1 MB. Free memory was 105.2 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 16:35:21,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 733.88 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.0 MB in the beginning and 164.0 MB in the end (delta: -77.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:21,970 INFO L168 Benchmark]: Boogie Preprocessor took 115.63 ms. Allocated memory is still 199.8 MB. Free memory was 164.0 MB in the beginning and 159.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:21,972 INFO L168 Benchmark]: RCFGBuilder took 1263.03 ms. Allocated memory was 199.8 MB in the beginning and 222.3 MB in the end (delta: 22.5 MB). Free memory was 159.6 MB in the beginning and 191.3 MB in the end (delta: -31.7 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:21,972 INFO L168 Benchmark]: TraceAbstraction took 15475.72 ms. Allocated memory was 222.3 MB in the beginning and 544.7 MB in the end (delta: 322.4 MB). Free memory was 191.3 MB in the beginning and 487.9 MB in the end (delta: -296.7 MB). Peak memory consumption was 445.0 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:21,977 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 132.1 MB. Free memory was 105.2 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 733.88 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.0 MB in the beginning and 164.0 MB in the end (delta: -77.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.63 ms. Allocated memory is still 199.8 MB. Free memory was 164.0 MB in the beginning and 159.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1263.03 ms. Allocated memory was 199.8 MB in the beginning and 222.3 MB in the end (delta: 22.5 MB). Free memory was 159.6 MB in the beginning and 191.3 MB in the end (delta: -31.7 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15475.72 ms. Allocated memory was 222.3 MB in the beginning and 544.7 MB in the end (delta: 322.4 MB). Free memory was 191.3 MB in the beginning and 487.9 MB in the end (delta: -296.7 MB). Peak memory consumption was 445.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 829]: 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: 845]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: (((((((((((((0 == splverifierCounter && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) && 0 == systemActive) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == systemActive)) || ((((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 1) && 0 == methAndRunningLastTime)) || !(\old(methAndRunningLastTime) == 0)) || !(0 == \old(pumpRunning))) || ((((1 == systemActive && !(1 == waterLevel)) && 0 == splverifierCounter) && pumpRunning == 1) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 240 locations, 1 error locations. SAFE Result, 15.3s OverallTime, 12 OverallIterations, 3 TraceHistogramMax, 4.2s AutomataDifference, 0.0s DeadEndRemovalTime, 7.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 2189 SDtfs, 1335 SDslu, 6420 SDs, 0 SdLazy, 1945 SolverSat, 212 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 423 GetRequests, 344 SyntacticMatches, 1 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2523occurred in iteration=9, 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: 1.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 1114 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 4826 PreInvPairs, 4928 NumberOfFragments, 3427 HoareAnnotationTreeSize, 4826 FomulaSimplifications, 7741 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 64 FomulaSimplificationsInter, 11581 FormulaSimplificationTreeSizeReductionInter, 5.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1417 NumberOfCodeBlocks, 1417 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1403 ConstructedInterpolants, 0 QuantifiedInterpolants, 258912 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1856 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 241/249 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...