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_product52.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 14:22:11,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 14:22:11,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 14:22:11,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 14:22:11,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 14:22:11,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 14:22:11,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 14:22:11,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 14:22:11,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 14:22:11,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 14:22:11,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 14:22:11,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 14:22:11,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 14:22:11,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 14:22:11,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 14:22:11,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 14:22:11,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 14:22:11,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 14:22:11,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 14:22:11,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 14:22:11,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 14:22:11,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 14:22:11,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 14:22:11,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 14:22:11,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 14:22:11,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 14:22:11,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 14:22:11,240 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 14:22:11,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 14:22:11,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 14:22:11,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 14:22:11,242 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 14:22:11,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 14:22:11,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 14:22:11,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 14:22:11,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 14:22:11,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 14:22:11,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 14:22:11,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 14:22:11,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 14:22:11,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 14:22:11,248 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 [2019-10-02 14:22:11,263 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 14:22:11,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 14:22:11,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 14:22:11,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 14:22:11,265 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 14:22:11,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 14:22:11,266 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 14:22:11,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 14:22:11,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 14:22:11,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 14:22:11,267 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 14:22:11,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 14:22:11,267 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 14:22:11,267 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 14:22:11,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 14:22:11,268 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 14:22:11,268 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 14:22:11,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 14:22:11,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 14:22:11,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 14:22:11,269 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 14:22:11,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 14:22:11,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 14:22:11,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 14:22:11,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 14:22:11,270 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 14:22:11,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 14:22:11,270 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 14:22:11,270 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 14:22:11,301 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 14:22:11,315 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 14:22:11,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 14:22:11,321 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 14:22:11,322 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 14:22:11,322 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product52.cil.c [2019-10-02 14:22:11,407 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fd3d76ed/1336da2e2c3e4c248be73085329bfcaa/FLAGf406210ac [2019-10-02 14:22:12,004 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 14:22:12,007 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product52.cil.c [2019-10-02 14:22:12,024 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fd3d76ed/1336da2e2c3e4c248be73085329bfcaa/FLAGf406210ac [2019-10-02 14:22:12,294 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fd3d76ed/1336da2e2c3e4c248be73085329bfcaa [2019-10-02 14:22:12,303 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 14:22:12,305 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 14:22:12,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 14:22:12,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 14:22:12,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 14:22:12,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:22:12" (1/1) ... [2019-10-02 14:22:12,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78b29eb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:12, skipping insertion in model container [2019-10-02 14:22:12,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:22:12" (1/1) ... [2019-10-02 14:22:12,324 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 14:22:12,384 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 14:22:12,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:22:12,880 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 14:22:13,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:22:13,082 INFO L192 MainTranslator]: Completed translation [2019-10-02 14:22:13,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13 WrapperNode [2019-10-02 14:22:13,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 14:22:13,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 14:22:13,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 14:22:13,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 14:22:13,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (1/1) ... [2019-10-02 14:22:13,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (1/1) ... [2019-10-02 14:22:13,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (1/1) ... [2019-10-02 14:22:13,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (1/1) ... [2019-10-02 14:22:13,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (1/1) ... [2019-10-02 14:22:13,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (1/1) ... [2019-10-02 14:22:13,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (1/1) ... [2019-10-02 14:22:13,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 14:22:13,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 14:22:13,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 14:22:13,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 14:22:13,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (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 [2019-10-02 14:22:13,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 14:22:13,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 14:22:13,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-02 14:22:13,285 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-02 14:22:13,286 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-02 14:22:13,286 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-02 14:22:13,288 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-02 14:22:13,288 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-02 14:22:13,289 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-02 14:22:13,289 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-02 14:22:13,289 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-02 14:22:13,289 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-02 14:22:13,290 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-02 14:22:13,290 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-02 14:22:13,290 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-02 14:22:13,290 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-02 14:22:13,290 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-02 14:22:13,291 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-02 14:22:13,291 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-02 14:22:13,291 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-02 14:22:13,293 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-02 14:22:13,293 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 14:22:13,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-02 14:22:13,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-02 14:22:13,293 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-02 14:22:13,294 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-02 14:22:13,294 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-02 14:22:13,294 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-02 14:22:13,294 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-02 14:22:13,294 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-02 14:22:13,295 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-02 14:22:13,295 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-02 14:22:13,295 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-02 14:22:13,295 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-02 14:22:13,295 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-02 14:22:13,296 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-02 14:22:13,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-02 14:22:13,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-02 14:22:13,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-02 14:22:13,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-02 14:22:13,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-02 14:22:13,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-02 14:22:13,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-02 14:22:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 14:22:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 14:22:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-02 14:22:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-02 14:22:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-02 14:22:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-02 14:22:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-02 14:22:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-02 14:22:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-02 14:22:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-02 14:22:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-02 14:22:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-02 14:22:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-02 14:22:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-02 14:22:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-02 14:22:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-02 14:22:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-02 14:22:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-02 14:22:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-02 14:22:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-02 14:22:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-02 14:22:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-02 14:22:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-02 14:22:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-02 14:22:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-02 14:22:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-02 14:22:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 14:22:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-02 14:22:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-02 14:22:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-02 14:22:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-02 14:22:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-02 14:22:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-02 14:22:13,303 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-02 14:22:13,303 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 14:22:13,303 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-02 14:22:13,303 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-02 14:22:13,303 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-02 14:22:13,303 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-02 14:22:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 14:22:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 14:22:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-02 14:22:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 14:22:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 14:22:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 14:22:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 14:22:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-02 14:22:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 14:22:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-02 14:22:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-02 14:22:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 14:22:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-02 14:22:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-02 14:22:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-02 14:22:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 14:22:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 14:22:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 14:22:14,473 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 14:22:14,473 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-02 14:22:14,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:22:14 BoogieIcfgContainer [2019-10-02 14:22:14,475 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 14:22:14,476 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 14:22:14,477 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 14:22:14,481 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 14:22:14,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 02:22:12" (1/3) ... [2019-10-02 14:22:14,482 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dd4ced6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:22:14, skipping insertion in model container [2019-10-02 14:22:14,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (2/3) ... [2019-10-02 14:22:14,484 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dd4ced6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:22:14, skipping insertion in model container [2019-10-02 14:22:14,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:22:14" (3/3) ... [2019-10-02 14:22:14,487 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product52.cil.c [2019-10-02 14:22:14,498 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 14:22:14,510 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 14:22:14,528 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 14:22:14,569 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 14:22:14,570 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 14:22:14,570 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 14:22:14,571 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 14:22:14,571 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 14:22:14,571 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 14:22:14,572 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 14:22:14,572 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 14:22:14,573 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 14:22:14,605 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states. [2019-10-02 14:22:14,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-02 14:22:14,615 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:14,616 INFO L411 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] [2019-10-02 14:22:14,619 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:14,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:14,625 INFO L82 PathProgramCache]: Analyzing trace with hash 422856307, now seen corresponding path program 1 times [2019-10-02 14:22:14,627 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:14,628 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:14,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:14,689 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:14,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:14,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:15,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:15,006 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:15,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-02 14:22:15,011 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-02 14:22:15,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-02 14:22:15,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 14:22:15,028 INFO L87 Difference]: Start difference. First operand 189 states. Second operand 2 states. [2019-10-02 14:22:15,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:15,077 INFO L93 Difference]: Finished difference Result 282 states and 349 transitions. [2019-10-02 14:22:15,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-02 14:22:15,079 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-02 14:22:15,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:15,096 INFO L225 Difference]: With dead ends: 282 [2019-10-02 14:22:15,096 INFO L226 Difference]: Without dead ends: 143 [2019-10-02 14:22:15,102 INFO L640 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 [2019-10-02 14:22:15,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2019-10-02 14:22:15,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2019-10-02 14:22:15,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2019-10-02 14:22:15,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 168 transitions. [2019-10-02 14:22:15,169 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 168 transitions. Word has length 51 [2019-10-02 14:22:15,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:15,170 INFO L475 AbstractCegarLoop]: Abstraction has 143 states and 168 transitions. [2019-10-02 14:22:15,170 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-02 14:22:15,170 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 168 transitions. [2019-10-02 14:22:15,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-02 14:22:15,175 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:15,175 INFO L411 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] [2019-10-02 14:22:15,175 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:15,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:15,176 INFO L82 PathProgramCache]: Analyzing trace with hash 83135735, now seen corresponding path program 1 times [2019-10-02 14:22:15,176 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:15,176 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:15,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:15,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:15,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:15,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:15,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:15,293 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:15,293 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 14:22:15,297 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 14:22:15,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 14:22:15,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:22:15,299 INFO L87 Difference]: Start difference. First operand 143 states and 168 transitions. Second operand 3 states. [2019-10-02 14:22:15,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:15,356 INFO L93 Difference]: Finished difference Result 221 states and 259 transitions. [2019-10-02 14:22:15,359 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 14:22:15,360 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-02 14:22:15,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:15,364 INFO L225 Difference]: With dead ends: 221 [2019-10-02 14:22:15,365 INFO L226 Difference]: Without dead ends: 134 [2019-10-02 14:22:15,368 INFO L640 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 [2019-10-02 14:22:15,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-10-02 14:22:15,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2019-10-02 14:22:15,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2019-10-02 14:22:15,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 156 transitions. [2019-10-02 14:22:15,400 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 156 transitions. Word has length 52 [2019-10-02 14:22:15,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:15,400 INFO L475 AbstractCegarLoop]: Abstraction has 134 states and 156 transitions. [2019-10-02 14:22:15,401 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 14:22:15,401 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 156 transitions. [2019-10-02 14:22:15,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-02 14:22:15,408 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:15,408 INFO L411 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] [2019-10-02 14:22:15,409 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:15,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:15,409 INFO L82 PathProgramCache]: Analyzing trace with hash 522733086, now seen corresponding path program 1 times [2019-10-02 14:22:15,409 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:15,410 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:15,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:15,413 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:15,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:15,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:15,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:15,607 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:15,607 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:22:15,609 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:22:15,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:22:15,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:22:15,611 INFO L87 Difference]: Start difference. First operand 134 states and 156 transitions. Second operand 7 states. [2019-10-02 14:22:16,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:16,157 INFO L93 Difference]: Finished difference Result 397 states and 482 transitions. [2019-10-02 14:22:16,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 14:22:16,158 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-10-02 14:22:16,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:16,164 INFO L225 Difference]: With dead ends: 397 [2019-10-02 14:22:16,165 INFO L226 Difference]: Without dead ends: 291 [2019-10-02 14:22:16,166 INFO L640 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 [2019-10-02 14:22:16,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2019-10-02 14:22:16,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 279. [2019-10-02 14:22:16,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2019-10-02 14:22:16,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 338 transitions. [2019-10-02 14:22:16,224 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 338 transitions. Word has length 57 [2019-10-02 14:22:16,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:16,225 INFO L475 AbstractCegarLoop]: Abstraction has 279 states and 338 transitions. [2019-10-02 14:22:16,225 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:22:16,225 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 338 transitions. [2019-10-02 14:22:16,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-02 14:22:16,227 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:16,228 INFO L411 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] [2019-10-02 14:22:16,228 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:16,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:16,228 INFO L82 PathProgramCache]: Analyzing trace with hash 1095308141, now seen corresponding path program 1 times [2019-10-02 14:22:16,229 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:16,229 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:16,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:16,234 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:16,234 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:16,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:16,398 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:16,399 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 14:22:16,399 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:22:16,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:22:16,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:22:16,400 INFO L87 Difference]: Start difference. First operand 279 states and 338 transitions. Second operand 6 states. [2019-10-02 14:22:16,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:16,660 INFO L93 Difference]: Finished difference Result 763 states and 948 transitions. [2019-10-02 14:22:16,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:22:16,661 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-10-02 14:22:16,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:16,673 INFO L225 Difference]: With dead ends: 763 [2019-10-02 14:22:16,673 INFO L226 Difference]: Without dead ends: 512 [2019-10-02 14:22:16,676 INFO L640 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 [2019-10-02 14:22:16,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2019-10-02 14:22:16,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 506. [2019-10-02 14:22:16,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 506 states. [2019-10-02 14:22:16,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 616 transitions. [2019-10-02 14:22:16,742 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 616 transitions. Word has length 62 [2019-10-02 14:22:16,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:16,744 INFO L475 AbstractCegarLoop]: Abstraction has 506 states and 616 transitions. [2019-10-02 14:22:16,747 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:22:16,747 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 616 transitions. [2019-10-02 14:22:16,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-10-02 14:22:16,751 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:16,758 INFO L411 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] [2019-10-02 14:22:16,759 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:16,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:16,762 INFO L82 PathProgramCache]: Analyzing trace with hash -656052983, now seen corresponding path program 1 times [2019-10-02 14:22:16,762 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:16,762 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:16,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:16,766 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:16,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:16,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:16,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:16,943 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:16,943 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:22:16,944 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:22:16,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:22:16,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:22:16,946 INFO L87 Difference]: Start difference. First operand 506 states and 616 transitions. Second operand 7 states. [2019-10-02 14:22:17,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:17,713 INFO L93 Difference]: Finished difference Result 1311 states and 1718 transitions. [2019-10-02 14:22:17,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-02 14:22:17,714 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-10-02 14:22:17,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:17,720 INFO L225 Difference]: With dead ends: 1311 [2019-10-02 14:22:17,720 INFO L226 Difference]: Without dead ends: 833 [2019-10-02 14:22:17,722 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-10-02 14:22:17,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2019-10-02 14:22:17,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 735. [2019-10-02 14:22:17,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 735 states. [2019-10-02 14:22:17,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 891 transitions. [2019-10-02 14:22:17,778 INFO L78 Accepts]: Start accepts. Automaton has 735 states and 891 transitions. Word has length 66 [2019-10-02 14:22:17,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:17,780 INFO L475 AbstractCegarLoop]: Abstraction has 735 states and 891 transitions. [2019-10-02 14:22:17,780 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:22:17,781 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 891 transitions. [2019-10-02 14:22:17,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-02 14:22:17,784 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:17,784 INFO L411 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] [2019-10-02 14:22:17,784 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:17,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:17,785 INFO L82 PathProgramCache]: Analyzing trace with hash -1934115710, now seen corresponding path program 1 times [2019-10-02 14:22:17,785 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:17,785 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:17,789 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:17,789 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:17,789 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:17,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:17,907 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:17,910 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 14:22:17,911 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:22:17,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:22:17,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:22:17,912 INFO L87 Difference]: Start difference. First operand 735 states and 891 transitions. Second operand 6 states. [2019-10-02 14:22:17,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:17,985 INFO L93 Difference]: Finished difference Result 1462 states and 1804 transitions. [2019-10-02 14:22:17,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:22:17,986 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2019-10-02 14:22:17,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:17,994 INFO L225 Difference]: With dead ends: 1462 [2019-10-02 14:22:17,994 INFO L226 Difference]: Without dead ends: 755 [2019-10-02 14:22:17,996 INFO L640 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 [2019-10-02 14:22:17,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 755 states. [2019-10-02 14:22:18,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 755 to 755. [2019-10-02 14:22:18,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 755 states. [2019-10-02 14:22:18,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 755 states and 911 transitions. [2019-10-02 14:22:18,050 INFO L78 Accepts]: Start accepts. Automaton has 755 states and 911 transitions. Word has length 89 [2019-10-02 14:22:18,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:18,051 INFO L475 AbstractCegarLoop]: Abstraction has 755 states and 911 transitions. [2019-10-02 14:22:18,051 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:22:18,052 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 911 transitions. [2019-10-02 14:22:18,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-02 14:22:18,054 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:18,054 INFO L411 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] [2019-10-02 14:22:18,055 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:18,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:18,055 INFO L82 PathProgramCache]: Analyzing trace with hash -1232515836, now seen corresponding path program 1 times [2019-10-02 14:22:18,055 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:18,055 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:18,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:18,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:18,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:18,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:18,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:18,171 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:18,171 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-02 14:22:18,171 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 14:22:18,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 14:22:18,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:22:18,172 INFO L87 Difference]: Start difference. First operand 755 states and 911 transitions. Second operand 8 states. [2019-10-02 14:22:18,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:18,228 INFO L93 Difference]: Finished difference Result 1510 states and 1882 transitions. [2019-10-02 14:22:18,228 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:22:18,228 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2019-10-02 14:22:18,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:18,233 INFO L225 Difference]: With dead ends: 1510 [2019-10-02 14:22:18,233 INFO L226 Difference]: Without dead ends: 783 [2019-10-02 14:22:18,236 INFO L640 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 [2019-10-02 14:22:18,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 783 states. [2019-10-02 14:22:18,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 783 to 771. [2019-10-02 14:22:18,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 771 states. [2019-10-02 14:22:18,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 927 transitions. [2019-10-02 14:22:18,305 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 927 transitions. Word has length 89 [2019-10-02 14:22:18,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:18,305 INFO L475 AbstractCegarLoop]: Abstraction has 771 states and 927 transitions. [2019-10-02 14:22:18,305 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 14:22:18,306 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 927 transitions. [2019-10-02 14:22:18,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-02 14:22:18,308 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:18,308 INFO L411 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] [2019-10-02 14:22:18,308 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:18,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:18,309 INFO L82 PathProgramCache]: Analyzing trace with hash 492965061, now seen corresponding path program 1 times [2019-10-02 14:22:18,309 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:18,309 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:18,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:18,311 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:18,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:18,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:18,383 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:18,384 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 14:22:18,384 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 14:22:18,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 14:22:18,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:22:18,385 INFO L87 Difference]: Start difference. First operand 771 states and 927 transitions. Second operand 4 states. [2019-10-02 14:22:18,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:18,672 INFO L93 Difference]: Finished difference Result 2501 states and 3154 transitions. [2019-10-02 14:22:18,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 14:22:18,673 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 89 [2019-10-02 14:22:18,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:18,685 INFO L225 Difference]: With dead ends: 2501 [2019-10-02 14:22:18,686 INFO L226 Difference]: Without dead ends: 1758 [2019-10-02 14:22:18,691 INFO L640 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 [2019-10-02 14:22:18,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1758 states. [2019-10-02 14:22:18,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1758 to 1727. [2019-10-02 14:22:18,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1727 states. [2019-10-02 14:22:18,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1727 states and 2127 transitions. [2019-10-02 14:22:18,836 INFO L78 Accepts]: Start accepts. Automaton has 1727 states and 2127 transitions. Word has length 89 [2019-10-02 14:22:18,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:18,836 INFO L475 AbstractCegarLoop]: Abstraction has 1727 states and 2127 transitions. [2019-10-02 14:22:18,836 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 14:22:18,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2127 transitions. [2019-10-02 14:22:18,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-10-02 14:22:18,841 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:18,841 INFO L411 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] [2019-10-02 14:22:18,842 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:18,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:18,842 INFO L82 PathProgramCache]: Analyzing trace with hash -1931984341, now seen corresponding path program 1 times [2019-10-02 14:22:18,842 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:18,842 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:18,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:18,846 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:18,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:18,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:18,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:18,932 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:18,932 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 14:22:18,933 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 14:22:18,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 14:22:18,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:22:18,933 INFO L87 Difference]: Start difference. First operand 1727 states and 2127 transitions. Second operand 3 states. [2019-10-02 14:22:19,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:19,071 INFO L93 Difference]: Finished difference Result 2742 states and 3481 transitions. [2019-10-02 14:22:19,071 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 14:22:19,072 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2019-10-02 14:22:19,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:19,099 INFO L225 Difference]: With dead ends: 2742 [2019-10-02 14:22:19,100 INFO L226 Difference]: Without dead ends: 2739 [2019-10-02 14:22:19,103 INFO L640 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 [2019-10-02 14:22:19,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2739 states. [2019-10-02 14:22:19,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2739 to 2553. [2019-10-02 14:22:19,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2553 states. [2019-10-02 14:22:19,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 2553 states and 3253 transitions. [2019-10-02 14:22:19,373 INFO L78 Accepts]: Start accepts. Automaton has 2553 states and 3253 transitions. Word has length 93 [2019-10-02 14:22:19,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:19,376 INFO L475 AbstractCegarLoop]: Abstraction has 2553 states and 3253 transitions. [2019-10-02 14:22:19,376 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 14:22:19,376 INFO L276 IsEmpty]: Start isEmpty. Operand 2553 states and 3253 transitions. [2019-10-02 14:22:19,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-10-02 14:22:19,392 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:19,393 INFO L411 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:19,393 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:19,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:19,394 INFO L82 PathProgramCache]: Analyzing trace with hash 577943478, now seen corresponding path program 1 times [2019-10-02 14:22:19,394 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:19,394 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:19,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:19,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:19,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:19,547 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-02 14:22:19,548 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:22:19,548 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 [2019-10-02 14:22:19,660 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:19,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:19,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 929 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-02 14:22:19,847 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:22:19,959 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (2)] Exception during sending of exit command (exit): Broken pipe [2019-10-02 14:22:19,967 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:22:19,967 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2019-10-02 14:22:19,969 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:22:19,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:22:19,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:22:19,970 INFO L87 Difference]: Start difference. First operand 2553 states and 3253 transitions. Second operand 7 states. [2019-10-02 14:22:21,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:21,172 INFO L93 Difference]: Finished difference Result 6106 states and 8401 transitions. [2019-10-02 14:22:21,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:22:21,173 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 154 [2019-10-02 14:22:21,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:21,202 INFO L225 Difference]: With dead ends: 6106 [2019-10-02 14:22:21,202 INFO L226 Difference]: Without dead ends: 3905 [2019-10-02 14:22:21,212 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2019-10-02 14:22:21,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3905 states. [2019-10-02 14:22:21,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3905 to 3385. [2019-10-02 14:22:21,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3385 states. [2019-10-02 14:22:21,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 3385 states and 4320 transitions. [2019-10-02 14:22:21,480 INFO L78 Accepts]: Start accepts. Automaton has 3385 states and 4320 transitions. Word has length 154 [2019-10-02 14:22:21,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:21,481 INFO L475 AbstractCegarLoop]: Abstraction has 3385 states and 4320 transitions. [2019-10-02 14:22:21,481 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:22:21,481 INFO L276 IsEmpty]: Start isEmpty. Operand 3385 states and 4320 transitions. [2019-10-02 14:22:21,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-10-02 14:22:21,493 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:21,493 INFO L411 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] [2019-10-02 14:22:21,493 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:21,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:21,494 INFO L82 PathProgramCache]: Analyzing trace with hash -1583388007, now seen corresponding path program 1 times [2019-10-02 14:22:21,494 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:21,494 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:21,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:21,497 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:21,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:21,630 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-02 14:22:21,631 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:22:21,631 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 [2019-10-02 14:22:21,773 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:21,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:21,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 930 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 14:22:21,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:22:21,995 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:22,006 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:22:22,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-10-02 14:22:22,008 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 14:22:22,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 14:22:22,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:22:22,009 INFO L87 Difference]: Start difference. First operand 3385 states and 4320 transitions. Second operand 8 states. [2019-10-02 14:22:22,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:22,320 INFO L93 Difference]: Finished difference Result 6029 states and 7871 transitions. [2019-10-02 14:22:22,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:22:22,320 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 152 [2019-10-02 14:22:22,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:22,340 INFO L225 Difference]: With dead ends: 6029 [2019-10-02 14:22:22,340 INFO L226 Difference]: Without dead ends: 3008 [2019-10-02 14:22:22,352 INFO L640 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 [2019-10-02 14:22:22,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3008 states. [2019-10-02 14:22:22,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3008 to 2730. [2019-10-02 14:22:22,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2730 states. [2019-10-02 14:22:22,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2730 states and 3247 transitions. [2019-10-02 14:22:22,528 INFO L78 Accepts]: Start accepts. Automaton has 2730 states and 3247 transitions. Word has length 152 [2019-10-02 14:22:22,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:22,528 INFO L475 AbstractCegarLoop]: Abstraction has 2730 states and 3247 transitions. [2019-10-02 14:22:22,529 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 14:22:22,529 INFO L276 IsEmpty]: Start isEmpty. Operand 2730 states and 3247 transitions. [2019-10-02 14:22:22,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-10-02 14:22:22,538 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:22,538 INFO L411 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:22,538 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:22,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:22,539 INFO L82 PathProgramCache]: Analyzing trace with hash 931031860, now seen corresponding path program 1 times [2019-10-02 14:22:22,539 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:22,539 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:22,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:22,542 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:22,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:22,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:22,879 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-02 14:22:22,880 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:22:22,880 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 14:22:23,016 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:23,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:23,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 931 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-02 14:22:23,166 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:22:23,304 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:23,311 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:22:23,311 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 15 [2019-10-02 14:22:23,312 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-02 14:22:23,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-02 14:22:23,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2019-10-02 14:22:23,313 INFO L87 Difference]: Start difference. First operand 2730 states and 3247 transitions. Second operand 15 states. [2019-10-02 14:22:26,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:26,085 INFO L93 Difference]: Finished difference Result 7327 states and 9573 transitions. [2019-10-02 14:22:26,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2019-10-02 14:22:26,085 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 154 [2019-10-02 14:22:26,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:26,117 INFO L225 Difference]: With dead ends: 7327 [2019-10-02 14:22:26,117 INFO L226 Difference]: Without dead ends: 4961 [2019-10-02 14:22:26,128 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 288 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=227, Invalid=963, Unknown=0, NotChecked=0, Total=1190 [2019-10-02 14:22:26,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4961 states. [2019-10-02 14:22:26,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4961 to 3912. [2019-10-02 14:22:26,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3912 states. [2019-10-02 14:22:26,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3912 states and 4502 transitions. [2019-10-02 14:22:26,431 INFO L78 Accepts]: Start accepts. Automaton has 3912 states and 4502 transitions. Word has length 154 [2019-10-02 14:22:26,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:26,432 INFO L475 AbstractCegarLoop]: Abstraction has 3912 states and 4502 transitions. [2019-10-02 14:22:26,432 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-02 14:22:26,432 INFO L276 IsEmpty]: Start isEmpty. Operand 3912 states and 4502 transitions. [2019-10-02 14:22:26,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-10-02 14:22:26,439 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:26,439 INFO L411 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:26,440 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:26,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:26,440 INFO L82 PathProgramCache]: Analyzing trace with hash 858645302, now seen corresponding path program 1 times [2019-10-02 14:22:26,440 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:26,441 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:26,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:26,443 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:26,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:26,560 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-10-02 14:22:26,560 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:26,561 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-02 14:22:26,561 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 14:22:26,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 14:22:26,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-10-02 14:22:26,562 INFO L87 Difference]: Start difference. First operand 3912 states and 4502 transitions. Second operand 9 states. [2019-10-02 14:22:26,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:26,680 INFO L93 Difference]: Finished difference Result 5098 states and 5905 transitions. [2019-10-02 14:22:26,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 14:22:26,681 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 154 [2019-10-02 14:22:26,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:26,691 INFO L225 Difference]: With dead ends: 5098 [2019-10-02 14:22:26,692 INFO L226 Difference]: Without dead ends: 1658 [2019-10-02 14:22:26,701 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2019-10-02 14:22:26,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1658 states. [2019-10-02 14:22:26,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1658 to 1596. [2019-10-02 14:22:26,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1596 states. [2019-10-02 14:22:26,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1596 states and 1860 transitions. [2019-10-02 14:22:26,790 INFO L78 Accepts]: Start accepts. Automaton has 1596 states and 1860 transitions. Word has length 154 [2019-10-02 14:22:26,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:26,831 INFO L475 AbstractCegarLoop]: Abstraction has 1596 states and 1860 transitions. [2019-10-02 14:22:26,831 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 14:22:26,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 1860 transitions. [2019-10-02 14:22:26,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-10-02 14:22:26,839 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:26,840 INFO L411 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] [2019-10-02 14:22:26,840 INFO L418 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:26,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:26,841 INFO L82 PathProgramCache]: Analyzing trace with hash -240319461, now seen corresponding path program 1 times [2019-10-02 14:22:26,841 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:26,841 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:26,843 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:26,844 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:26,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:26,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:26,939 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-10-02 14:22:26,939 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:26,939 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 14:22:26,940 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 14:22:26,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 14:22:26,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:22:26,941 INFO L87 Difference]: Start difference. First operand 1596 states and 1860 transitions. Second operand 3 states. [2019-10-02 14:22:27,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:27,044 INFO L93 Difference]: Finished difference Result 2574 states and 3021 transitions. [2019-10-02 14:22:27,045 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 14:22:27,045 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 161 [2019-10-02 14:22:27,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:27,046 INFO L225 Difference]: With dead ends: 2574 [2019-10-02 14:22:27,046 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 14:22:27,052 INFO L640 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 [2019-10-02 14:22:27,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 14:22:27,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 14:22:27,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 14:22:27,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 14:22:27,054 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2019-10-02 14:22:27,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:27,054 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 14:22:27,054 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 14:22:27,054 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 14:22:27,055 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 14:22:27,060 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-02 14:22:27,525 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 48 [2019-10-02 14:22:28,515 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 58 [2019-10-02 14:22:29,062 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 44 [2019-10-02 14:22:29,341 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 36 [2019-10-02 14:22:29,591 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 31 [2019-10-02 14:22:30,039 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 43 [2019-10-02 14:22:30,413 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 34 [2019-10-02 14:22:30,662 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 31 [2019-10-02 14:22:30,803 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 31 [2019-10-02 14:22:31,059 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 30 [2019-10-02 14:22:31,466 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 41 [2019-10-02 14:22:31,904 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 50 [2019-10-02 14:22:32,078 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 23 [2019-10-02 14:22:32,299 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 38 [2019-10-02 14:22:32,556 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 38 [2019-10-02 14:22:32,754 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 27 [2019-10-02 14:22:33,085 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 34 [2019-10-02 14:22:33,214 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 23 [2019-10-02 14:22:33,441 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 29 [2019-10-02 14:22:33,701 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 35 [2019-10-02 14:22:33,811 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 36 [2019-10-02 14:22:33,978 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 27 [2019-10-02 14:22:34,195 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 41 [2019-10-02 14:22:34,199 INFO L443 ceAbstractionStarter]: For program point L703(line 703) no Hoare annotation was computed. [2019-10-02 14:22:34,199 INFO L443 ceAbstractionStarter]: For program point L702-2(lines 702 723) no Hoare annotation was computed. [2019-10-02 14:22:34,199 INFO L443 ceAbstractionStarter]: For program point L724(lines 701 725) no Hoare annotation was computed. [2019-10-02 14:22:34,199 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 677 732) no Hoare annotation was computed. [2019-10-02 14:22:34,200 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 677 732) no Hoare annotation was computed. [2019-10-02 14:22:34,200 INFO L443 ceAbstractionStarter]: For program point L708(lines 708 712) no Hoare annotation was computed. [2019-10-02 14:22:34,200 INFO L443 ceAbstractionStarter]: For program point L708-1(lines 708 712) no Hoare annotation was computed. [2019-10-02 14:22:34,200 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 677 732) no Hoare annotation was computed. [2019-10-02 14:22:34,200 INFO L443 ceAbstractionStarter]: For program point L765(lines 765 769) no Hoare annotation was computed. [2019-10-02 14:22:34,200 INFO L443 ceAbstractionStarter]: For program point L765-1(lines 765 769) no Hoare annotation was computed. [2019-10-02 14:22:34,200 INFO L443 ceAbstractionStarter]: For program point L760(line 760) no Hoare annotation was computed. [2019-10-02 14:22:34,200 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 733 792) no Hoare annotation was computed. [2019-10-02 14:22:34,200 INFO L443 ceAbstractionStarter]: For program point L759-2(lines 759 784) no Hoare annotation was computed. [2019-10-02 14:22:34,200 INFO L443 ceAbstractionStarter]: For program point L785(lines 758 786) no Hoare annotation was computed. [2019-10-02 14:22:34,200 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 733 792) no Hoare annotation was computed. [2019-10-02 14:22:34,201 INFO L443 ceAbstractionStarter]: For program point L778(line 778) no Hoare annotation was computed. [2019-10-02 14:22:34,201 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 733 792) no Hoare annotation was computed. [2019-10-02 14:22:34,201 INFO L443 ceAbstractionStarter]: For program point L778-1(line 778) no Hoare annotation was computed. [2019-10-02 14:22:34,201 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 504 510) the Hoare annotation is: true [2019-10-02 14:22:34,201 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 504 510) no Hoare annotation was computed. [2019-10-02 14:22:34,201 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 511 519) no Hoare annotation was computed. [2019-10-02 14:22:34,201 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 511 519) the Hoare annotation is: true [2019-10-02 14:22:34,201 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 511 519) no Hoare annotation was computed. [2019-10-02 14:22:34,201 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 422 444) 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)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-02 14:22:34,202 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 422 444) no Hoare annotation was computed. [2019-10-02 14:22:34,202 INFO L439 ceAbstractionStarter]: At program point L434(line 434) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~5 1) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:34,202 INFO L439 ceAbstractionStarter]: At program point L434-1(line 434) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~5 1) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:34,202 INFO L443 ceAbstractionStarter]: For program point L432(lines 432 439) no Hoare annotation was computed. [2019-10-02 14:22:34,202 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 432 439) no Hoare annotation was computed. [2019-10-02 14:22:34,202 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-10-02 14:22:34,202 INFO L439 ceAbstractionStarter]: At program point L429(line 429) 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)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-02 14:22:34,202 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 422 444) no Hoare annotation was computed. [2019-10-02 14:22:34,202 INFO L439 ceAbstractionStarter]: At program point L428(line 428) 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)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-02 14:22:34,203 INFO L439 ceAbstractionStarter]: At program point L428-1(line 428) 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)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-02 14:22:34,203 INFO L443 ceAbstractionStarter]: For program point L385(line 385) no Hoare annotation was computed. [2019-10-02 14:22:34,203 INFO L443 ceAbstractionStarter]: For program point L384(line 384) no Hoare annotation was computed. [2019-10-02 14:22:34,203 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 376 399) no Hoare annotation was computed. [2019-10-02 14:22:34,203 INFO L443 ceAbstractionStarter]: For program point L383(line 383) no Hoare annotation was computed. [2019-10-02 14:22:34,203 INFO L443 ceAbstractionStarter]: For program point L382(line 382) no Hoare annotation was computed. [2019-10-02 14:22:34,203 INFO L443 ceAbstractionStarter]: For program point L381(line 381) no Hoare annotation was computed. [2019-10-02 14:22:34,204 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 376 399) no Hoare annotation was computed. [2019-10-02 14:22:34,204 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 376 399) no Hoare annotation was computed. [2019-10-02 14:22:34,204 INFO L443 ceAbstractionStarter]: For program point L394(line 394) no Hoare annotation was computed. [2019-10-02 14:22:34,204 INFO L443 ceAbstractionStarter]: For program point L393(line 393) no Hoare annotation was computed. [2019-10-02 14:22:34,204 INFO L443 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-10-02 14:22:34,204 INFO L443 ceAbstractionStarter]: For program point L391(line 391) no Hoare annotation was computed. [2019-10-02 14:22:34,204 INFO L443 ceAbstractionStarter]: For program point L390(line 390) no Hoare annotation was computed. [2019-10-02 14:22:34,204 INFO L443 ceAbstractionStarter]: For program point L389(line 389) no Hoare annotation was computed. [2019-10-02 14:22:34,204 INFO L443 ceAbstractionStarter]: For program point L388(line 388) no Hoare annotation was computed. [2019-10-02 14:22:34,205 INFO L443 ceAbstractionStarter]: For program point L387(line 387) no Hoare annotation was computed. [2019-10-02 14:22:34,205 INFO L443 ceAbstractionStarter]: For program point L386(line 386) no Hoare annotation was computed. [2019-10-02 14:22:34,205 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 321 335) no Hoare annotation was computed. [2019-10-02 14:22:34,205 INFO L439 ceAbstractionStarter]: At program point L327(line 327) the Hoare annotation is: (and (or (and (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0))) (or (not (= 1 |old(~pumpRunning~0)|)) (or (= |old(~systemActive~0)| 0) (not (<= 2 ~waterLevel~0))))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (= ~methAndRunningLastTime~0 0)))) [2019-10-02 14:22:34,205 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 321 335) the Hoare annotation is: (let ((.cse1 (= |old(~systemActive~0)| 0))) (let ((.cse0 (= 0 ~systemActive~0)) (.cse3 (not .cse1)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse5 (not (= ~methAndRunningLastTime~0 0)))) (and (or (and (= ~pumpRunning~0 1) (not .cse0)) (or (not (= 1 |old(~pumpRunning~0)|)) (or .cse1 .cse2))) (or .cse3 .cse4 .cse0 (not (= ~waterLevel~0 1)) .cse5) (or (= ~pumpRunning~0 0) .cse4 (not (<= 1 ~waterLevel~0)) .cse5) (or .cse0 .cse3 .cse4 .cse2 .cse5)))) [2019-10-02 14:22:34,205 INFO L443 ceAbstractionStarter]: For program point L325(lines 325 331) no Hoare annotation was computed. [2019-10-02 14:22:34,205 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 321 335) no Hoare annotation was computed. [2019-10-02 14:22:34,205 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 238 246) no Hoare annotation was computed. [2019-10-02 14:22:34,205 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 238 246) the Hoare annotation is: true [2019-10-02 14:22:34,206 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 238 246) no Hoare annotation was computed. [2019-10-02 14:22:34,206 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 302 320) the Hoare annotation is: true [2019-10-02 14:22:34,206 INFO L443 ceAbstractionStarter]: For program point L311(lines 311 315) no Hoare annotation was computed. [2019-10-02 14:22:34,206 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 302 320) no Hoare annotation was computed. [2019-10-02 14:22:34,206 INFO L446 ceAbstractionStarter]: At program point L309(line 309) the Hoare annotation is: true [2019-10-02 14:22:34,206 INFO L443 ceAbstractionStarter]: For program point L311-2(lines 311 315) no Hoare annotation was computed. [2019-10-02 14:22:34,206 INFO L443 ceAbstractionStarter]: For program point L309-1(line 309) no Hoare annotation was computed. [2019-10-02 14:22:34,206 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 302 320) no Hoare annotation was computed. [2019-10-02 14:22:34,206 INFO L443 ceAbstractionStarter]: For program point L254(lines 254 262) no Hoare annotation was computed. [2019-10-02 14:22:34,206 INFO L443 ceAbstractionStarter]: For program point L254-2(lines 254 262) no Hoare annotation was computed. [2019-10-02 14:22:34,206 INFO L443 ceAbstractionStarter]: For program point L277(line 277) no Hoare annotation was computed. [2019-10-02 14:22:34,207 INFO L443 ceAbstractionStarter]: For program point L277-1(line 277) no Hoare annotation was computed. [2019-10-02 14:22:34,207 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 247 282) no Hoare annotation was computed. [2019-10-02 14:22:34,207 INFO L443 ceAbstractionStarter]: For program point L266(lines 266 274) no Hoare annotation was computed. [2019-10-02 14:22:34,207 INFO L443 ceAbstractionStarter]: For program point L266-2(lines 266 274) no Hoare annotation was computed. [2019-10-02 14:22:34,207 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 247 282) no Hoare annotation was computed. [2019-10-02 14:22:34,207 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 247 282) no Hoare annotation was computed. [2019-10-02 14:22:34,207 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 497 503) no Hoare annotation was computed. [2019-10-02 14:22:34,207 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 497 503) the Hoare annotation is: true [2019-10-02 14:22:34,207 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 631 676) no Hoare annotation was computed. [2019-10-02 14:22:34,208 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 631 676) no Hoare annotation was computed. [2019-10-02 14:22:34,208 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 631 676) no Hoare annotation was computed. [2019-10-02 14:22:34,208 INFO L443 ceAbstractionStarter]: For program point L958(lines 958 978) no Hoare annotation was computed. [2019-10-02 14:22:34,208 INFO L443 ceAbstractionStarter]: For program point L958-1(lines 958 978) no Hoare annotation was computed. [2019-10-02 14:22:34,208 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 944 989) no Hoare annotation was computed. [2019-10-02 14:22:34,208 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 944 989) no Hoare annotation was computed. [2019-10-02 14:22:34,208 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 944 989) no Hoare annotation was computed. [2019-10-02 14:22:34,208 INFO L443 ceAbstractionStarter]: For program point L964(lines 964 971) no Hoare annotation was computed. [2019-10-02 14:22:34,209 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 408 418) 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)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-02 14:22:34,209 INFO L439 ceAbstractionStarter]: At program point L413(line 413) 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)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-02 14:22:34,209 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 408 418) no Hoare annotation was computed. [2019-10-02 14:22:34,209 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 408 418) no Hoare annotation was computed. [2019-10-02 14:22:34,209 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 227 237) no Hoare annotation was computed. [2019-10-02 14:22:34,209 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 227 237) no Hoare annotation was computed. [2019-10-02 14:22:34,209 INFO L443 ceAbstractionStarter]: For program point L232(line 232) no Hoare annotation was computed. [2019-10-02 14:22:34,209 INFO L443 ceAbstractionStarter]: For program point L232-1(line 232) no Hoare annotation was computed. [2019-10-02 14:22:34,210 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 227 237) no Hoare annotation was computed. [2019-10-02 14:22:34,210 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 219 226) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 (or (not (<= 1 ~waterLevel~0)) .cse1 (not (= ~systemActive~0 1)))) (or .cse0 (or .cse1 (or (= ~systemActive~0 0) (not (<= 2 ~waterLevel~0))))))) [2019-10-02 14:22:34,210 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 219 226) no Hoare annotation was computed. [2019-10-02 14:22:34,210 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 219 226) no Hoare annotation was computed. [2019-10-02 14:22:34,210 INFO L443 ceAbstractionStarter]: For program point L605(lines 605 611) no Hoare annotation was computed. [2019-10-02 14:22:34,210 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 601 614) no Hoare annotation was computed. [2019-10-02 14:22:34,210 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 601 614) the Hoare annotation is: true [2019-10-02 14:22:34,210 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 601 614) no Hoare annotation was computed. [2019-10-02 14:22:34,211 INFO L439 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (= ~pumpRunning~0 1) (or (not (<= 1 ~waterLevel~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse0)) (or .cse1 (not (<= 2 ~waterLevel~0)) .cse0 .cse2) (or .cse1 .cse0 (not (= ~waterLevel~0 1)) .cse2))) [2019-10-02 14:22:34,211 INFO L443 ceAbstractionStarter]: For program point L192-1(line 192) no Hoare annotation was computed. [2019-10-02 14:22:34,211 INFO L443 ceAbstractionStarter]: For program point L190(lines 190 207) no Hoare annotation was computed. [2019-10-02 14:22:34,211 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 186 210) no Hoare annotation was computed. [2019-10-02 14:22:34,211 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 186 210) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1)) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))))) [2019-10-02 14:22:34,211 INFO L439 ceAbstractionStarter]: At program point L205(line 205) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))))) [2019-10-02 14:22:34,211 INFO L443 ceAbstractionStarter]: For program point L205-1(lines 186 210) no Hoare annotation was computed. [2019-10-02 14:22:34,212 INFO L439 ceAbstractionStarter]: At program point L200(line 200) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1 .cse2) (or (not (<= 1 ~waterLevel~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2))) [2019-10-02 14:22:34,212 INFO L439 ceAbstractionStarter]: At program point L196(line 196) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1 .cse2) (or (or (not (<= 1 ~waterLevel~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse1) (and (= ~pumpRunning~0 1) (= 1 processEnvironment_~tmp~2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2))) [2019-10-02 14:22:34,212 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 202) no Hoare annotation was computed. [2019-10-02 14:22:34,212 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 152 158) no Hoare annotation was computed. [2019-10-02 14:22:34,212 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 152 158) the Hoare annotation is: true [2019-10-02 14:22:34,212 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 66 72) no Hoare annotation was computed. [2019-10-02 14:22:34,212 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 46 113) 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)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-02 14:22:34,212 INFO L443 ceAbstractionStarter]: For program point L58(lines 58 62) no Hoare annotation was computed. [2019-10-02 14:22:34,212 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 46 113) no Hoare annotation was computed. [2019-10-02 14:22:34,212 INFO L439 ceAbstractionStarter]: At program point L106(lines 55 107) 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))) [2019-10-02 14:22:34,213 INFO L439 ceAbstractionStarter]: At program point L96(line 96) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0))))) [2019-10-02 14:22:34,213 INFO L443 ceAbstractionStarter]: For program point L94(lines 94 100) no Hoare annotation was computed. [2019-10-02 14:22:34,213 INFO L439 ceAbstractionStarter]: At program point L94-1(lines 86 101) the Hoare annotation is: (let ((.cse4 (<= 1 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= 0 ~systemActive~0)) (.cse5 (= 1 ~systemActive~0)) (.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (and (and .cse0 .cse1 .cse2) .cse3) (and (= 0 ~methaneLevelCritical~0) .cse1 .cse4 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse5 .cse1 .cse4 .cse2 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (and .cse1 .cse4 .cse2 .cse6) .cse3) (and .cse5 .cse0 .cse1 (= ~pumpRunning~0 1)))) [2019-10-02 14:22:34,213 INFO L443 ceAbstractionStarter]: For program point L57(lines 56 105) no Hoare annotation was computed. [2019-10-02 14:22:34,213 INFO L439 ceAbstractionStarter]: At program point L88(line 88) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (and (<= 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:22:34,214 INFO L443 ceAbstractionStarter]: For program point L86(lines 86 101) no Hoare annotation was computed. [2019-10-02 14:22:34,214 INFO L439 ceAbstractionStarter]: At program point L78(line 78) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= 1 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 (= ~pumpRunning~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (and .cse1 .cse2 .cse3 .cse4) (= 0 ~systemActive~0)))) [2019-10-02 14:22:34,214 INFO L443 ceAbstractionStarter]: For program point L76(lines 76 82) no Hoare annotation was computed. [2019-10-02 14:22:34,214 INFO L443 ceAbstractionStarter]: For program point L76-1(lines 76 82) no Hoare annotation was computed. [2019-10-02 14:22:34,214 INFO L439 ceAbstractionStarter]: At program point L103(lines 56 105) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= 1 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (and .cse1 .cse2 .cse3 .cse4) (= 0 ~systemActive~0)))) [2019-10-02 14:22:34,215 INFO L439 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: (let ((.cse3 (<= 1 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ~methAndRunningLastTime~0)) (.cse4 (= 1 ~systemActive~0)) (.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (and (and (and .cse0 .cse1) .cse2) .cse3) (= 0 ~systemActive~0)) (and .cse4 .cse0 .cse3 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 (<= 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 1)))) [2019-10-02 14:22:34,215 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 46 113) no Hoare annotation was computed. [2019-10-02 14:22:34,215 INFO L443 ceAbstractionStarter]: For program point L66(lines 66 72) no Hoare annotation was computed. [2019-10-02 14:22:34,215 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 898 943) no Hoare annotation was computed. [2019-10-02 14:22:34,215 INFO L443 ceAbstractionStarter]: For program point L918(lines 918 925) no Hoare annotation was computed. [2019-10-02 14:22:34,215 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 898 943) no Hoare annotation was computed. [2019-10-02 14:22:34,216 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 898 943) no Hoare annotation was computed. [2019-10-02 14:22:34,216 INFO L443 ceAbstractionStarter]: For program point L912(lines 912 932) no Hoare annotation was computed. [2019-10-02 14:22:34,216 INFO L443 ceAbstractionStarter]: For program point L912-1(lines 912 932) no Hoare annotation was computed. [2019-10-02 14:22:34,216 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 615 623) no Hoare annotation was computed. [2019-10-02 14:22:34,216 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 615 623) the Hoare annotation is: true [2019-10-02 14:22:34,216 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 615 623) no Hoare annotation was computed. [2019-10-02 14:22:34,217 INFO L439 ceAbstractionStarter]: At program point L471(line 471) the Hoare annotation is: (let ((.cse3 (not (<= 2 ~waterLevel~0))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (<= 1 ~waterLevel~0)))) (and (or .cse0 (or .cse1 .cse2)) (or .cse3 .cse4 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse3 .cse4 (or .cse2 (not (= ~methaneLevelCritical~0 0)))) (or .cse1 (not (= ~systemActive~0 0)) .cse0))) [2019-10-02 14:22:34,217 INFO L443 ceAbstractionStarter]: For program point L469(lines 469 475) no Hoare annotation was computed. [2019-10-02 14:22:34,217 INFO L443 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2019-10-02 14:22:34,217 INFO L439 ceAbstractionStarter]: At program point L466(line 466) the Hoare annotation is: (let ((.cse5 (not (<= 2 ~waterLevel~0))) (.cse6 (not (= 1 ~pumpRunning~0))) (.cse2 (= 0 ~methAndRunningLastTime~0)) (.cse7 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse1 (not (= ~systemActive~0 0))) (.cse9 (not (<= 1 ~waterLevel~0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse5 .cse6 .cse7 .cse4) (or (or .cse0 .cse7 .cse8) .cse9) (or .cse5 .cse6 (or .cse7 .cse8)) (or .cse0 .cse2 .cse7 .cse3 .cse4) (or .cse1 .cse9 (or .cse0 .cse8)))) [2019-10-02 14:22:34,217 INFO L443 ceAbstractionStarter]: For program point L466-1(line 466) no Hoare annotation was computed. [2019-10-02 14:22:34,217 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 456 484) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse4 (not (= ~systemActive~0 1))) (.cse2 (not (= ~waterLevel~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (not (= ~systemActive~0 0)) .cse1 .cse2 .cse3) (or .cse1 (not (<= 2 ~waterLevel~0)) (not (= 1 ~pumpRunning~0)) .cse4 .cse3) (or .cse0 .cse1 .cse4 .cse2 .cse3))) [2019-10-02 14:22:34,218 INFO L443 ceAbstractionStarter]: For program point L464(lines 464 481) no Hoare annotation was computed. [2019-10-02 14:22:34,218 INFO L443 ceAbstractionStarter]: For program point L464-1(lines 456 484) no Hoare annotation was computed. [2019-10-02 14:22:34,218 INFO L439 ceAbstractionStarter]: At program point L462(line 462) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse4 (not (= ~systemActive~0 1))) (.cse2 (not (= ~waterLevel~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (not (= ~systemActive~0 0)) .cse1 .cse2 .cse3) (or .cse1 (not (<= 2 ~waterLevel~0)) (not (= 1 ~pumpRunning~0)) .cse4 .cse3) (or .cse0 .cse1 .cse4 .cse2 .cse3))) [2019-10-02 14:22:34,218 INFO L443 ceAbstractionStarter]: For program point L462-1(line 462) no Hoare annotation was computed. [2019-10-02 14:22:34,218 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 456 484) no Hoare annotation was computed. [2019-10-02 14:22:34,218 INFO L443 ceAbstractionStarter]: For program point L577(lines 577 585) no Hoare annotation was computed. [2019-10-02 14:22:34,218 INFO L443 ceAbstractionStarter]: For program point L577-2(lines 577 585) no Hoare annotation was computed. [2019-10-02 14:22:34,219 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 569 591) no Hoare annotation was computed. [2019-10-02 14:22:34,219 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 569 591) no Hoare annotation was computed. [2019-10-02 14:22:34,219 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 569 591) no Hoare annotation was computed. [2019-10-02 14:22:34,219 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 448 455) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0)) (= 0 ~methAndRunningLastTime~0)) [2019-10-02 14:22:34,219 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 448 455) no Hoare annotation was computed. [2019-10-02 14:22:34,219 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 448 455) no Hoare annotation was computed. [2019-10-02 14:22:34,219 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 487 496) no Hoare annotation was computed. [2019-10-02 14:22:34,220 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 487 496) no Hoare annotation was computed. [2019-10-02 14:22:34,220 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 487 496) no Hoare annotation was computed. [2019-10-02 14:22:34,220 INFO L443 ceAbstractionStarter]: For program point L865(lines 843 866) no Hoare annotation was computed. [2019-10-02 14:22:34,220 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 795 897) no Hoare annotation was computed. [2019-10-02 14:22:34,220 INFO L443 ceAbstractionStarter]: For program point L824(lines 824 840) no Hoare annotation was computed. [2019-10-02 14:22:34,220 INFO L443 ceAbstractionStarter]: For program point L884(lines 884 891) no Hoare annotation was computed. [2019-10-02 14:22:34,220 INFO L443 ceAbstractionStarter]: For program point L845(lines 844 864) no Hoare annotation was computed. [2019-10-02 14:22:34,220 INFO L443 ceAbstractionStarter]: For program point L876(line 876) no Hoare annotation was computed. [2019-10-02 14:22:34,220 INFO L443 ceAbstractionStarter]: For program point L876-1(line 876) no Hoare annotation was computed. [2019-10-02 14:22:34,221 INFO L443 ceAbstractionStarter]: For program point L841(lines 841 882) no Hoare annotation was computed. [2019-10-02 14:22:34,221 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 795 897) no Hoare annotation was computed. [2019-10-02 14:22:34,221 INFO L443 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2019-10-02 14:22:34,221 INFO L443 ceAbstractionStarter]: For program point L860-1(line 860) no Hoare annotation was computed. [2019-10-02 14:22:34,221 INFO L443 ceAbstractionStarter]: For program point L819(lines 819 823) no Hoare annotation was computed. [2019-10-02 14:22:34,221 INFO L443 ceAbstractionStarter]: For program point L883(lines 883 894) no Hoare annotation was computed. [2019-10-02 14:22:34,221 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 795 897) no Hoare annotation was computed. [2019-10-02 14:22:34,221 INFO L443 ceAbstractionStarter]: For program point L846(lines 846 850) no Hoare annotation was computed. [2019-10-02 14:22:34,221 INFO L443 ceAbstractionStarter]: For program point L844-2(lines 844 864) no Hoare annotation was computed. [2019-10-02 14:22:34,221 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:22:34,221 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2019-10-02 14:22:34,222 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:22:34,222 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 211 218) no Hoare annotation was computed. [2019-10-02 14:22:34,222 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 211 218) no Hoare annotation was computed. [2019-10-02 14:22:34,222 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 211 218) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 2 ~waterLevel~0)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0) (not (= ~methAndRunningLastTime~0 0))) [2019-10-02 14:22:34,222 INFO L443 ceAbstractionStarter]: For program point L290-1(line 290) no Hoare annotation was computed. [2019-10-02 14:22:34,222 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 283 301) no Hoare annotation was computed. [2019-10-02 14:22:34,222 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 283 301) the Hoare annotation is: true [2019-10-02 14:22:34,222 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 283 301) no Hoare annotation was computed. [2019-10-02 14:22:34,222 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 296) no Hoare annotation was computed. [2019-10-02 14:22:34,222 INFO L446 ceAbstractionStarter]: At program point L290(line 290) the Hoare annotation is: true [2019-10-02 14:22:34,223 INFO L443 ceAbstractionStarter]: For program point L292-2(lines 292 296) no Hoare annotation was computed. [2019-10-02 14:22:34,223 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 592 600) no Hoare annotation was computed. [2019-10-02 14:22:34,223 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 592 600) no Hoare annotation was computed. [2019-10-02 14:22:34,223 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 592 600) no Hoare annotation was computed. [2019-10-02 14:22:34,223 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 548 559) the Hoare annotation is: (let ((.cse6 (not (= ~waterLevel~0 1))) (.cse7 (not (= ~systemActive~0 0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse3 .cse6 .cse4 .cse5 .cse1) (or .cse0 .cse7 .cse1 .cse6 .cse4 .cse5) (or .cse1 .cse7 (or .cse0 .cse2 .cse4 .cse5)) (or .cse1 (or .cse2 (not (= 1 ~pumpRunning~0)) .cse3 .cse4 .cse5)))) [2019-10-02 14:22:34,223 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 548 559) no Hoare annotation was computed. [2019-10-02 14:22:34,223 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 548 559) no Hoare annotation was computed. [2019-10-02 14:22:34,224 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:22:34,224 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-02 14:22:34,224 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:22:34,224 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 128 151) the Hoare annotation is: (let ((.cse8 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (= ~pumpRunning~0 0))) (let ((.cse0 (and .cse8 .cse9 (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (<= 1 |old(~waterLevel~0)|))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (not (= ~systemActive~0 0))) (.cse6 (and .cse8 .cse9)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 (or .cse1 (not (= ~methaneLevelCritical~0 0))) .cse6) (or .cse1 .cse0 .cse5 .cse2 .cse4) (or .cse5 .cse6 (or .cse1 .cse7)) (or (and (= ~pumpRunning~0 1) .cse8) (or .cse7 (not (= 1 |old(~pumpRunning~0)|)) .cse3))))) [2019-10-02 14:22:34,224 INFO L439 ceAbstractionStarter]: At program point L141(line 141) the Hoare annotation is: (let ((.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (not (= ~systemActive~0 0))) (.cse1 (not (<= 1 |old(~waterLevel~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) .cse0 .cse1 .cse2 .cse3) (or .cse4 (or .cse0 .cse5)) (or .cse0 .cse4 .cse1 .cse3) (or .cse4 .cse1 (or .cse0 (not (= ~methaneLevelCritical~0 0)))) (or (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) (= ~pumpRunning~0 1)) (or .cse5 (not (= 1 |old(~pumpRunning~0)|)) .cse2)))) [2019-10-02 14:22:34,224 INFO L439 ceAbstractionStarter]: At program point L139(lines 139 145) the Hoare annotation is: (let ((.cse10 (= 0 ~methAndRunningLastTime~0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0))) (let ((.cse4 (not (= ~systemActive~0 0))) (.cse8 (and .cse9 .cse0)) (.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (and .cse9 .cse0 .cse10)) (.cse2 (not (= ~systemActive~0 1))) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse7 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse0) (or .cse1 (not (= 1 |old(~pumpRunning~0)|)) .cse2)) (or .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse4 (not (<= 1 |old(~waterLevel~0)|)) (or .cse3 (not (= ~methaneLevelCritical~0 0))) .cse8) (or (or .cse3 .cse1 .cse2 .cse7) .cse8 (and (= ~pumpRunning~0 1) .cse9 .cse10)) (or .cse4 .cse8 (or .cse3 .cse1)) (or .cse3 .cse5 .cse2 .cse6 .cse7)))) [2019-10-02 14:22:34,224 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 128 151) no Hoare annotation was computed. [2019-10-02 14:22:34,225 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 128 151) no Hoare annotation was computed. [2019-10-02 14:22:34,225 INFO L439 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 0))) (.cse3 (not (<= 1 |old(~waterLevel~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (not (= ~systemActive~0 1)))) (and (or .cse0 (or .cse1 .cse2)) (or .cse1 .cse0 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse4) (or .cse0 .cse3 (or .cse1 (not (= ~methaneLevelCritical~0 0)))) (or .cse1 .cse5 (not (= |old(~waterLevel~0)| 1)) .cse4) (or (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0)) (or .cse2 (not (= 1 |old(~pumpRunning~0)|)) .cse5)))) [2019-10-02 14:22:34,225 INFO L443 ceAbstractionStarter]: For program point L132(lines 131 150) no Hoare annotation was computed. [2019-10-02 14:22:34,225 INFO L446 ceAbstractionStarter]: At program point L352(line 352) the Hoare annotation is: true [2019-10-02 14:22:34,225 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 346 375) no Hoare annotation was computed. [2019-10-02 14:22:34,225 INFO L443 ceAbstractionStarter]: For program point L352-1(line 352) no Hoare annotation was computed. [2019-10-02 14:22:34,225 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 346 375) the Hoare annotation is: true [2019-10-02 14:22:34,226 INFO L446 ceAbstractionStarter]: At program point L371(lines 346 375) the Hoare annotation is: true [2019-10-02 14:22:34,226 INFO L443 ceAbstractionStarter]: For program point L367(line 367) no Hoare annotation was computed. [2019-10-02 14:22:34,226 INFO L443 ceAbstractionStarter]: For program point L360(lines 360 364) no Hoare annotation was computed. [2019-10-02 14:22:34,226 INFO L446 ceAbstractionStarter]: At program point L360-1(lines 360 364) the Hoare annotation is: true [2019-10-02 14:22:34,226 INFO L443 ceAbstractionStarter]: For program point L357(line 357) no Hoare annotation was computed. [2019-10-02 14:22:34,226 INFO L446 ceAbstractionStarter]: At program point L356-2(lines 356 370) the Hoare annotation is: true [2019-10-02 14:22:34,226 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 560 568) the Hoare annotation is: true [2019-10-02 14:22:34,227 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 560 568) no Hoare annotation was computed. [2019-10-02 14:22:34,227 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 560 568) no Hoare annotation was computed. [2019-10-02 14:22:34,227 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 524 535) no Hoare annotation was computed. [2019-10-02 14:22:34,227 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 524 535) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (or (not (= ~systemActive~0 1)) (not (<= 2 |old(~waterLevel~0)|)) (not (= 1 ~pumpRunning~0)))) [2019-10-02 14:22:34,227 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 524 535) no Hoare annotation was computed. [2019-10-02 14:22:34,227 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 400 406) no Hoare annotation was computed. [2019-10-02 14:22:34,227 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 400 406) the Hoare annotation is: true [2019-10-02 14:22:34,227 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:22:34,227 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)) [2019-10-02 14:22:34,228 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-02 14:22:34,228 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:22:34,228 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 336 343) no Hoare annotation was computed. [2019-10-02 14:22:34,228 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 336 343) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~systemActive~0) (not (= |old(~systemActive~0)| 0)) (not (<= 1 ~waterLevel~0)) (not (= ~methAndRunningLastTime~0 0))) [2019-10-02 14:22:34,228 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 336 343) no Hoare annotation was computed. [2019-10-02 14:22:34,228 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 160 184) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) [2019-10-02 14:22:34,229 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 160 184) no Hoare annotation was computed. [2019-10-02 14:22:34,229 INFO L439 ceAbstractionStarter]: At program point L179(line 179) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2))) [2019-10-02 14:22:34,229 INFO L443 ceAbstractionStarter]: For program point L179-1(lines 160 184) no Hoare annotation was computed. [2019-10-02 14:22:34,229 INFO L439 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) [2019-10-02 14:22:34,229 INFO L439 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1 .cse2) (= ~pumpRunning~0 0)) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2))) [2019-10-02 14:22:34,230 INFO L443 ceAbstractionStarter]: For program point L168(lines 168 176) no Hoare annotation was computed. [2019-10-02 14:22:34,230 INFO L439 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) [2019-10-02 14:22:34,230 INFO L443 ceAbstractionStarter]: For program point L166-1(line 166) no Hoare annotation was computed. [2019-10-02 14:22:34,230 INFO L443 ceAbstractionStarter]: For program point L164(lines 164 181) no Hoare annotation was computed. [2019-10-02 14:22:34,230 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 536 547) no Hoare annotation was computed. [2019-10-02 14:22:34,230 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 536 547) no Hoare annotation was computed. [2019-10-02 14:22:34,231 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 536 547) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse6 (not (= ~systemActive~0 0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 (or .cse0 .cse2) .cse5 .cse4) (or .cse1 .cse2 .cse5 (not (= 1 ~pumpRunning~0))) (or .cse6 .cse5 .cse1 .cse4 .cse0) (or .cse0 .cse6 .cse1 .cse3 .cse4))) [2019-10-02 14:22:34,231 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 991 998) no Hoare annotation was computed. [2019-10-02 14:22:34,231 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 995) no Hoare annotation was computed. [2019-10-02 14:22:34,231 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 991 998) the Hoare annotation is: true [2019-10-02 14:22:34,231 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 991 998) no Hoare annotation was computed. [2019-10-02 14:22:34,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 02:22:34 BoogieIcfgContainer [2019-10-02 14:22:34,248 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 14:22:34,250 INFO L168 Benchmark]: Toolchain (without parser) took 21944.90 ms. Allocated memory was 132.6 MB in the beginning and 671.6 MB in the end (delta: 539.0 MB). Free memory was 88.0 MB in the beginning and 103.9 MB in the end (delta: -15.8 MB). Peak memory consumption was 526.9 MB. Max. memory is 7.1 GB. [2019-10-02 14:22:34,251 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-02 14:22:34,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 776.70 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 87.8 MB in the beginning and 163.7 MB in the end (delta: -75.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-10-02 14:22:34,253 INFO L168 Benchmark]: Boogie Preprocessor took 110.70 ms. Allocated memory is still 199.8 MB. Free memory was 163.7 MB in the beginning and 159.3 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-10-02 14:22:34,254 INFO L168 Benchmark]: RCFGBuilder took 1280.59 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 159.3 MB in the beginning and 188.1 MB in the end (delta: -28.9 MB). Peak memory consumption was 89.6 MB. Max. memory is 7.1 GB. [2019-10-02 14:22:34,254 INFO L168 Benchmark]: TraceAbstraction took 19771.65 ms. Allocated memory was 223.3 MB in the beginning and 671.6 MB in the end (delta: 448.3 MB). Free memory was 188.1 MB in the beginning and 103.9 MB in the end (delta: 84.3 MB). Peak memory consumption was 536.3 MB. Max. memory is 7.1 GB. [2019-10-02 14:22:34,258 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 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 776.70 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 87.8 MB in the beginning and 163.7 MB in the end (delta: -75.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.70 ms. Allocated memory is still 199.8 MB. Free memory was 163.7 MB in the beginning and 159.3 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1280.59 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 159.3 MB in the beginning and 188.1 MB in the end (delta: -28.9 MB). Peak memory consumption was 89.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 19771.65 ms. Allocated memory was 223.3 MB in the beginning and 671.6 MB in the end (delta: 448.3 MB). Free memory was 188.1 MB in the beginning and 103.9 MB in the end (delta: 84.3 MB). Peak memory consumption was 536.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 995]: 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: 55]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || !(\old(methAndRunningLastTime) == 0)) || ((((1 == systemActive && 0 == splverifierCounter) && 1 <= waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || (((1 == systemActive && 2 <= waterLevel) && 0 == splverifierCounter) && pumpRunning == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((((0 == splverifierCounter && 1 <= waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == systemActive) - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 250 locations, 1 error locations. SAFE Result, 19.6s OverallTime, 14 OverallIterations, 2 TraceHistogramMax, 7.0s AutomataDifference, 0.0s DeadEndRemovalTime, 7.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 2678 SDtfs, 2124 SDslu, 6000 SDs, 0 SdLazy, 3418 SolverSat, 867 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 611 GetRequests, 515 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 312 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3912occurred in iteration=12, 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: 1.6s AutomataMinimizationTime, 14 MinimizatonAttempts, 2254 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 6604 PreInvPairs, 6751 NumberOfFragments, 2399 HoareAnnotationTreeSize, 6604 FomulaSimplifications, 28694 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 65 FomulaSimplificationsInter, 18920 FormulaSimplificationTreeSizeReductionInter, 5.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1883 NumberOfCodeBlocks, 1883 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1866 ConstructedInterpolants, 0 QuantifiedInterpolants, 363359 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2790 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 17 InterpolantComputations, 14 PerfectInterpolantSequences, 331/345 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...