/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 10:43:31,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 10:43:31,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 10:43:31,188 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 10:43:31,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 10:43:31,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 10:43:31,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 10:43:31,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 10:43:31,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 10:43:31,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 10:43:31,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 10:43:31,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 10:43:31,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 10:43:31,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 10:43:31,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 10:43:31,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 10:43:31,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 10:43:31,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 10:43:31,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 10:43:31,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 10:43:31,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 10:43:31,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 10:43:31,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 10:43:31,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 10:43:31,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 10:43:31,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 10:43:31,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 10:43:31,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 10:43:31,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 10:43:31,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 10:43:31,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 10:43:31,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 10:43:31,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 10:43:31,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 10:43:31,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 10:43:31,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 10:43:31,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 10:43:31,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 10:43:31,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 10:43:31,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 10:43:31,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 10:43:31,225 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 [2020-07-20 10:43:31,239 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 10:43:31,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 10:43:31,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 10:43:31,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 10:43:31,241 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 10:43:31,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 10:43:31,241 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 10:43:31,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 10:43:31,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 10:43:31,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 10:43:31,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 10:43:31,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 10:43:31,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 10:43:31,242 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 10:43:31,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 10:43:31,243 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 10:43:31,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 10:43:31,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 10:43:31,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 10:43:31,244 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 10:43:31,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 10:43:31,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:43:31,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 10:43:31,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 10:43:31,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 10:43:31,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 10:43:31,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:31,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 10:43:31,245 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 10:43:31,245 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-20 10:43:31,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 10:43:31,504 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 10:43:31,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 10:43:31,509 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 10:43:31,509 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 10:43:31,510 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product08.cil.c [2020-07-20 10:43:31,568 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bae56098/da6a502d2dac447fac7290cb2eaeb474/FLAG923ca900f [2020-07-20 10:43:32,054 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 10:43:32,054 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product08.cil.c [2020-07-20 10:43:32,067 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bae56098/da6a502d2dac447fac7290cb2eaeb474/FLAG923ca900f [2020-07-20 10:43:32,338 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bae56098/da6a502d2dac447fac7290cb2eaeb474 [2020-07-20 10:43:32,348 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 10:43:32,351 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 10:43:32,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 10:43:32,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 10:43:32,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 10:43:32,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:43:32" (1/1) ... [2020-07-20 10:43:32,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bb396e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:32, skipping insertion in model container [2020-07-20 10:43:32,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:43:32" (1/1) ... [2020-07-20 10:43:32,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 10:43:32,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 10:43:32,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:43:32,887 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 10:43:32,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:43:32,996 INFO L208 MainTranslator]: Completed translation [2020-07-20 10:43:32,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:32 WrapperNode [2020-07-20 10:43:32,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 10:43:32,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 10:43:32,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 10:43:32,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 10:43:33,008 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:32" (1/1) ... [2020-07-20 10:43:33,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:32" (1/1) ... [2020-07-20 10:43:33,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:32" (1/1) ... [2020-07-20 10:43:33,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:32" (1/1) ... [2020-07-20 10:43:33,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:32" (1/1) ... [2020-07-20 10:43:33,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:32" (1/1) ... [2020-07-20 10:43:33,108 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:32" (1/1) ... [2020-07-20 10:43:33,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 10:43:33,122 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 10:43:33,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 10:43:33,123 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 10:43:33,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:32" (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 [2020-07-20 10:43:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 10:43:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 10:43:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 10:43:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 10:43:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 10:43:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 10:43:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 10:43:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 10:43:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 10:43:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 10:43:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 10:43:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 10:43:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 10:43:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 10:43:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 10:43:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 10:43:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 10:43:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 10:43:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 10:43:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 10:43:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 10:43:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 10:43:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 10:43:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-20 10:43:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-20 10:43:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-20 10:43:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 10:43:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 10:43:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 10:43:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 10:43:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 10:43:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 10:43:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 10:43:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 10:43:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 10:43:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 10:43:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 10:43:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 10:43:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 10:43:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 10:43:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 10:43:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 10:43:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 10:43:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 10:43:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 10:43:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 10:43:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 10:43:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 10:43:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 10:43:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 10:43:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 10:43:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 10:43:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-20 10:43:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-20 10:43:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 10:43:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 10:43:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 10:43:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 10:43:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 10:43:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 10:43:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 10:43:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 10:43:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 10:43:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 10:43:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-20 10:43:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 10:43:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 10:43:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 10:43:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 10:43:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 10:43:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 10:43:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 10:43:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 10:43:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 10:43:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 10:43:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 10:43:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 10:43:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 10:43:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 10:43:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 10:43:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 10:43:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 10:43:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 10:43:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 10:43:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 10:43:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 10:43:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 10:43:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 10:43:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 10:43:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 10:43:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 10:43:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 10:43:34,130 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 10:43:34,131 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 10:43:34,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:43:34 BoogieIcfgContainer [2020-07-20 10:43:34,135 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 10:43:34,137 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 10:43:34,137 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 10:43:34,140 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 10:43:34,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:43:32" (1/3) ... [2020-07-20 10:43:34,141 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@414b18d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:43:34, skipping insertion in model container [2020-07-20 10:43:34,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:32" (2/3) ... [2020-07-20 10:43:34,141 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@414b18d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:43:34, skipping insertion in model container [2020-07-20 10:43:34,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:43:34" (3/3) ... [2020-07-20 10:43:34,143 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product08.cil.c [2020-07-20 10:43:34,153 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 10:43:34,160 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 10:43:34,173 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 10:43:34,194 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 10:43:34,194 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 10:43:34,194 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 10:43:34,194 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 10:43:34,195 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 10:43:34,195 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 10:43:34,195 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 10:43:34,195 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 10:43:34,216 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2020-07-20 10:43:34,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 10:43:34,226 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:34,227 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:43:34,227 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:34,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:34,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1730166984, now seen corresponding path program 1 times [2020-07-20 10:43:34,239 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:34,239 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1758844794] [2020-07-20 10:43:34,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:34,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 10:43:34,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:34,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 10:43:34,554 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:34,555 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1758844794] [2020-07-20 10:43:34,556 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:34,556 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 10:43:34,557 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73180269] [2020-07-20 10:43:34,562 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 10:43:34,563 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:34,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 10:43:34,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:43:34,579 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 2 states. [2020-07-20 10:43:34,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:34,618 INFO L93 Difference]: Finished difference Result 240 states and 297 transitions. [2020-07-20 10:43:34,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 10:43:34,620 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-20 10:43:34,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:34,636 INFO L225 Difference]: With dead ends: 240 [2020-07-20 10:43:34,636 INFO L226 Difference]: Without dead ends: 122 [2020-07-20 10:43:34,640 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:43:34,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2020-07-20 10:43:34,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2020-07-20 10:43:34,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-07-20 10:43:34,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 142 transitions. [2020-07-20 10:43:34,694 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 142 transitions. Word has length 59 [2020-07-20 10:43:34,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:34,695 INFO L479 AbstractCegarLoop]: Abstraction has 122 states and 142 transitions. [2020-07-20 10:43:34,695 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 10:43:34,695 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 142 transitions. [2020-07-20 10:43:34,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 10:43:34,699 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:34,699 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:43:34,915 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:34,915 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:34,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:34,917 INFO L82 PathProgramCache]: Analyzing trace with hash -1195387073, now seen corresponding path program 1 times [2020-07-20 10:43:34,917 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:34,918 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1953322290] [2020-07-20 10:43:34,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:35,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:43:35,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:35,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 10:43:35,212 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:35,212 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1953322290] [2020-07-20 10:43:35,213 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:35,213 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:43:35,213 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897816499] [2020-07-20 10:43:35,217 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:43:35,219 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:35,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:43:35,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:43:35,219 INFO L87 Difference]: Start difference. First operand 122 states and 142 transitions. Second operand 3 states. [2020-07-20 10:43:35,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:35,239 INFO L93 Difference]: Finished difference Result 179 states and 207 transitions. [2020-07-20 10:43:35,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:43:35,240 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-20 10:43:35,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:35,242 INFO L225 Difference]: With dead ends: 179 [2020-07-20 10:43:35,242 INFO L226 Difference]: Without dead ends: 113 [2020-07-20 10:43:35,243 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:43:35,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2020-07-20 10:43:35,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2020-07-20 10:43:35,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2020-07-20 10:43:35,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 130 transitions. [2020-07-20 10:43:35,257 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 130 transitions. Word has length 60 [2020-07-20 10:43:35,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:35,257 INFO L479 AbstractCegarLoop]: Abstraction has 113 states and 130 transitions. [2020-07-20 10:43:35,257 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:43:35,257 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 130 transitions. [2020-07-20 10:43:35,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-20 10:43:35,260 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:35,260 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:43:35,473 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:35,474 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:35,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:35,474 INFO L82 PathProgramCache]: Analyzing trace with hash -754484092, now seen corresponding path program 1 times [2020-07-20 10:43:35,475 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:35,475 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1453046727] [2020-07-20 10:43:35,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:35,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:35,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 10:43:35,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:35,732 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:43:35,733 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:35,733 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1453046727] [2020-07-20 10:43:35,733 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:35,734 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:43:35,734 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803342701] [2020-07-20 10:43:35,734 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:43:35,735 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:35,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:43:35,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:43:35,735 INFO L87 Difference]: Start difference. First operand 113 states and 130 transitions. Second operand 3 states. [2020-07-20 10:43:35,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:35,792 INFO L93 Difference]: Finished difference Result 279 states and 333 transitions. [2020-07-20 10:43:35,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:43:35,794 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-20 10:43:35,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:35,797 INFO L225 Difference]: With dead ends: 279 [2020-07-20 10:43:35,798 INFO L226 Difference]: Without dead ends: 194 [2020-07-20 10:43:35,803 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:43:35,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-07-20 10:43:35,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 188. [2020-07-20 10:43:35,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-07-20 10:43:35,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 223 transitions. [2020-07-20 10:43:35,845 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 223 transitions. Word has length 65 [2020-07-20 10:43:35,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:35,849 INFO L479 AbstractCegarLoop]: Abstraction has 188 states and 223 transitions. [2020-07-20 10:43:35,849 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:43:35,849 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 223 transitions. [2020-07-20 10:43:35,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-20 10:43:35,855 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:35,859 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:43:36,073 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:36,074 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:36,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:36,075 INFO L82 PathProgramCache]: Analyzing trace with hash -1343966775, now seen corresponding path program 1 times [2020-07-20 10:43:36,075 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:36,076 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1686849980] [2020-07-20 10:43:36,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:36,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 10:43:36,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:36,306 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:43:36,306 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:36,307 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1686849980] [2020-07-20 10:43:36,307 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:36,307 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 10:43:36,308 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455710832] [2020-07-20 10:43:36,308 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:43:36,309 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:36,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:43:36,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:43:36,310 INFO L87 Difference]: Start difference. First operand 188 states and 223 transitions. Second operand 6 states. [2020-07-20 10:43:36,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:36,503 INFO L93 Difference]: Finished difference Result 305 states and 374 transitions. [2020-07-20 10:43:36,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 10:43:36,503 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-07-20 10:43:36,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:36,504 INFO L225 Difference]: With dead ends: 305 [2020-07-20 10:43:36,504 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 10:43:36,507 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 10:43:36,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 10:43:36,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 10:43:36,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 10:43:36,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 10:43:36,508 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-07-20 10:43:36,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:36,508 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 10:43:36,508 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:43:36,509 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 10:43:36,509 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 10:43:36,717 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:36,722 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 10:43:37,259 INFO L268 CegarLoopResult]: For program point L547-2(lines 547 568) no Hoare annotation was computed. [2020-07-20 10:43:37,260 INFO L268 CegarLoopResult]: For program point L569(lines 546 570) no Hoare annotation was computed. [2020-07-20 10:43:37,260 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 522 577) no Hoare annotation was computed. [2020-07-20 10:43:37,260 INFO L268 CegarLoopResult]: For program point L553(lines 553 557) no Hoare annotation was computed. [2020-07-20 10:43:37,260 INFO L268 CegarLoopResult]: For program point L553-1(lines 553 557) no Hoare annotation was computed. [2020-07-20 10:43:37,260 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 522 577) no Hoare annotation was computed. [2020-07-20 10:43:37,261 INFO L268 CegarLoopResult]: For program point L548(line 548) no Hoare annotation was computed. [2020-07-20 10:43:37,261 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 522 577) no Hoare annotation was computed. [2020-07-20 10:43:37,261 INFO L268 CegarLoopResult]: For program point L610-1(lines 610 614) no Hoare annotation was computed. [2020-07-20 10:43:37,261 INFO L268 CegarLoopResult]: For program point L605(line 605) no Hoare annotation was computed. [2020-07-20 10:43:37,261 INFO L268 CegarLoopResult]: For program point L604-2(lines 604 629) no Hoare annotation was computed. [2020-07-20 10:43:37,261 INFO L268 CegarLoopResult]: For program point L630(lines 603 631) no Hoare annotation was computed. [2020-07-20 10:43:37,261 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 578 637) no Hoare annotation was computed. [2020-07-20 10:43:37,262 INFO L268 CegarLoopResult]: For program point L623(line 623) no Hoare annotation was computed. [2020-07-20 10:43:37,262 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 578 637) no Hoare annotation was computed. [2020-07-20 10:43:37,262 INFO L268 CegarLoopResult]: For program point L623-1(line 623) no Hoare annotation was computed. [2020-07-20 10:43:37,262 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 578 637) no Hoare annotation was computed. [2020-07-20 10:43:37,262 INFO L268 CegarLoopResult]: For program point L610(lines 610 614) no Hoare annotation was computed. [2020-07-20 10:43:37,262 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 402 408) the Hoare annotation is: true [2020-07-20 10:43:37,262 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 402 408) no Hoare annotation was computed. [2020-07-20 10:43:37,263 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 409 417) no Hoare annotation was computed. [2020-07-20 10:43:37,263 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 409 417) the Hoare annotation is: true [2020-07-20 10:43:37,263 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 409 417) no Hoare annotation was computed. [2020-07-20 10:43:37,263 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 422 429) the Hoare annotation is: true [2020-07-20 10:43:37,263 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 422 429) no Hoare annotation was computed. [2020-07-20 10:43:37,263 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 422 429) no Hoare annotation was computed. [2020-07-20 10:43:37,263 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 430 439) the Hoare annotation is: true [2020-07-20 10:43:37,264 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 430 439) no Hoare annotation was computed. [2020-07-20 10:43:37,264 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 430 439) no Hoare annotation was computed. [2020-07-20 10:43:37,264 INFO L268 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-07-20 10:43:37,264 INFO L268 CegarLoopResult]: For program point L450-1(line 450) no Hoare annotation was computed. [2020-07-20 10:43:37,264 INFO L268 CegarLoopResult]: For program point L448(lines 448 465) no Hoare annotation was computed. [2020-07-20 10:43:37,264 INFO L268 CegarLoopResult]: For program point L448-1(lines 440 468) no Hoare annotation was computed. [2020-07-20 10:43:37,264 INFO L271 CegarLoopResult]: At program point L446(line 446) the Hoare annotation is: true [2020-07-20 10:43:37,265 INFO L268 CegarLoopResult]: For program point L446-1(line 446) no Hoare annotation was computed. [2020-07-20 10:43:37,265 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 440 468) the Hoare annotation is: true [2020-07-20 10:43:37,265 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 440 468) no Hoare annotation was computed. [2020-07-20 10:43:37,265 INFO L264 CegarLoopResult]: At program point L455(line 455) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 10:43:37,265 INFO L268 CegarLoopResult]: For program point L453(lines 453 459) no Hoare annotation was computed. [2020-07-20 10:43:37,265 INFO L268 CegarLoopResult]: For program point L452(lines 452 462) no Hoare annotation was computed. [2020-07-20 10:43:37,266 INFO L271 CegarLoopResult]: At program point L450(line 450) the Hoare annotation is: true [2020-07-20 10:43:37,266 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 360 382) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:37,266 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 360 382) no Hoare annotation was computed. [2020-07-20 10:43:37,266 INFO L264 CegarLoopResult]: At program point L372(line 372) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:37,266 INFO L264 CegarLoopResult]: At program point L372-1(line 372) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:37,266 INFO L268 CegarLoopResult]: For program point L370(lines 370 377) no Hoare annotation was computed. [2020-07-20 10:43:37,267 INFO L268 CegarLoopResult]: For program point L370-1(lines 370 377) no Hoare annotation was computed. [2020-07-20 10:43:37,267 INFO L268 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-07-20 10:43:37,267 INFO L264 CegarLoopResult]: At program point L367(line 367) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:37,267 INFO L264 CegarLoopResult]: At program point L366(line 366) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:37,267 INFO L264 CegarLoopResult]: At program point L366-1(line 366) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:37,268 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 360 382) no Hoare annotation was computed. [2020-07-20 10:43:37,268 INFO L268 CegarLoopResult]: For program point L321(line 321) no Hoare annotation was computed. [2020-07-20 10:43:37,268 INFO L268 CegarLoopResult]: For program point L320(line 320) no Hoare annotation was computed. [2020-07-20 10:43:37,268 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 314 337) no Hoare annotation was computed. [2020-07-20 10:43:37,268 INFO L268 CegarLoopResult]: For program point L319(line 319) no Hoare annotation was computed. [2020-07-20 10:43:37,268 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 314 337) no Hoare annotation was computed. [2020-07-20 10:43:37,268 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 314 337) no Hoare annotation was computed. [2020-07-20 10:43:37,269 INFO L268 CegarLoopResult]: For program point L332(line 332) no Hoare annotation was computed. [2020-07-20 10:43:37,269 INFO L268 CegarLoopResult]: For program point L331(line 331) no Hoare annotation was computed. [2020-07-20 10:43:37,269 INFO L268 CegarLoopResult]: For program point L330(line 330) no Hoare annotation was computed. [2020-07-20 10:43:37,269 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-07-20 10:43:37,269 INFO L268 CegarLoopResult]: For program point L328(line 328) no Hoare annotation was computed. [2020-07-20 10:43:37,269 INFO L268 CegarLoopResult]: For program point L327(line 327) no Hoare annotation was computed. [2020-07-20 10:43:37,269 INFO L268 CegarLoopResult]: For program point L326(line 326) no Hoare annotation was computed. [2020-07-20 10:43:37,270 INFO L268 CegarLoopResult]: For program point L325(line 325) no Hoare annotation was computed. [2020-07-20 10:43:37,270 INFO L268 CegarLoopResult]: For program point L324(line 324) no Hoare annotation was computed. [2020-07-20 10:43:37,270 INFO L268 CegarLoopResult]: For program point L323(line 323) no Hoare annotation was computed. [2020-07-20 10:43:37,270 INFO L268 CegarLoopResult]: For program point L322(line 322) no Hoare annotation was computed. [2020-07-20 10:43:37,270 INFO L264 CegarLoopResult]: At program point L193(line 193) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:43:37,270 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 187 201) no Hoare annotation was computed. [2020-07-20 10:43:37,270 INFO L268 CegarLoopResult]: For program point L191(lines 191 197) no Hoare annotation was computed. [2020-07-20 10:43:37,271 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 187 201) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-20 10:43:37,271 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 187 201) no Hoare annotation was computed. [2020-07-20 10:43:37,271 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 142 150) no Hoare annotation was computed. [2020-07-20 10:43:37,271 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 142 150) the Hoare annotation is: true [2020-07-20 10:43:37,271 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 142 150) no Hoare annotation was computed. [2020-07-20 10:43:37,271 INFO L268 CegarLoopResult]: For program point L158(lines 158 166) no Hoare annotation was computed. [2020-07-20 10:43:37,272 INFO L268 CegarLoopResult]: For program point L158-2(lines 158 166) no Hoare annotation was computed. [2020-07-20 10:43:37,272 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-07-20 10:43:37,272 INFO L268 CegarLoopResult]: For program point L181-1(line 181) no Hoare annotation was computed. [2020-07-20 10:43:37,272 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 151 186) no Hoare annotation was computed. [2020-07-20 10:43:37,272 INFO L268 CegarLoopResult]: For program point L170(lines 170 178) no Hoare annotation was computed. [2020-07-20 10:43:37,272 INFO L268 CegarLoopResult]: For program point L170-2(lines 170 178) no Hoare annotation was computed. [2020-07-20 10:43:37,272 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 151 186) no Hoare annotation was computed. [2020-07-20 10:43:37,272 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 151 186) no Hoare annotation was computed. [2020-07-20 10:43:37,273 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 395 401) no Hoare annotation was computed. [2020-07-20 10:43:37,273 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 395 401) the Hoare annotation is: true [2020-07-20 10:43:37,273 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 476 521) no Hoare annotation was computed. [2020-07-20 10:43:37,273 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 476 521) no Hoare annotation was computed. [2020-07-20 10:43:37,273 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 476 521) no Hoare annotation was computed. [2020-07-20 10:43:37,273 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 789 834) no Hoare annotation was computed. [2020-07-20 10:43:37,273 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 789 834) no Hoare annotation was computed. [2020-07-20 10:43:37,274 INFO L268 CegarLoopResult]: For program point L809(lines 809 816) no Hoare annotation was computed. [2020-07-20 10:43:37,274 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 789 834) no Hoare annotation was computed. [2020-07-20 10:43:37,274 INFO L268 CegarLoopResult]: For program point L803(lines 803 823) no Hoare annotation was computed. [2020-07-20 10:43:37,274 INFO L268 CegarLoopResult]: For program point L803-1(lines 803 823) no Hoare annotation was computed. [2020-07-20 10:43:37,274 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 346 356) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:37,274 INFO L264 CegarLoopResult]: At program point L351(line 351) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:37,275 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 346 356) no Hoare annotation was computed. [2020-07-20 10:43:37,275 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 346 356) no Hoare annotation was computed. [2020-07-20 10:43:37,275 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 131 141) the Hoare annotation is: true [2020-07-20 10:43:37,275 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 131 141) no Hoare annotation was computed. [2020-07-20 10:43:37,275 INFO L271 CegarLoopResult]: At program point L136(line 136) the Hoare annotation is: true [2020-07-20 10:43:37,275 INFO L268 CegarLoopResult]: For program point L136-1(line 136) no Hoare annotation was computed. [2020-07-20 10:43:37,275 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 131 141) no Hoare annotation was computed. [2020-07-20 10:43:37,276 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 123 130) the Hoare annotation is: true [2020-07-20 10:43:37,276 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 123 130) no Hoare annotation was computed. [2020-07-20 10:43:37,276 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 123 130) no Hoare annotation was computed. [2020-07-20 10:43:37,276 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:43:37,276 INFO L268 CegarLoopResult]: For program point L96-1(line 96) no Hoare annotation was computed. [2020-07-20 10:43:37,276 INFO L268 CegarLoopResult]: For program point L94(lines 94 111) no Hoare annotation was computed. [2020-07-20 10:43:37,276 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 90 114) no Hoare annotation was computed. [2020-07-20 10:43:37,277 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 90 114) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:37,277 INFO L264 CegarLoopResult]: At program point L109(line 109) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:37,277 INFO L268 CegarLoopResult]: For program point L109-1(lines 90 114) no Hoare annotation was computed. [2020-07-20 10:43:37,277 INFO L264 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:43:37,277 INFO L264 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:43:37,277 INFO L268 CegarLoopResult]: For program point L98(lines 98 106) no Hoare annotation was computed. [2020-07-20 10:43:37,278 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 82 88) no Hoare annotation was computed. [2020-07-20 10:43:37,278 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 82 88) the Hoare annotation is: true [2020-07-20 10:43:37,278 INFO L268 CegarLoopResult]: For program point L225(lines 224 273) no Hoare annotation was computed. [2020-07-20 10:43:37,278 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:37,278 INFO L264 CegarLoopResult]: At program point testENTRY(lines 214 281) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:37,278 INFO L268 CegarLoopResult]: For program point L254(lines 254 269) no Hoare annotation was computed. [2020-07-20 10:43:37,279 INFO L268 CegarLoopResult]: For program point testFINAL(lines 214 281) no Hoare annotation was computed. [2020-07-20 10:43:37,279 INFO L264 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:37,279 INFO L268 CegarLoopResult]: For program point L244(lines 244 250) no Hoare annotation was computed. [2020-07-20 10:43:37,279 INFO L268 CegarLoopResult]: For program point L244-1(lines 244 250) no Hoare annotation was computed. [2020-07-20 10:43:37,279 INFO L264 CegarLoopResult]: At program point L271(lines 224 273) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:37,279 INFO L264 CegarLoopResult]: At program point L236(line 236) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:37,280 INFO L268 CegarLoopResult]: For program point L234(lines 234 240) no Hoare annotation was computed. [2020-07-20 10:43:37,280 INFO L268 CegarLoopResult]: For program point L234-1(lines 234 240) no Hoare annotation was computed. [2020-07-20 10:43:37,280 INFO L268 CegarLoopResult]: For program point L226(lines 226 230) no Hoare annotation was computed. [2020-07-20 10:43:37,280 INFO L264 CegarLoopResult]: At program point L274(lines 223 275) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:37,280 INFO L264 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:37,280 INFO L268 CegarLoopResult]: For program point L262(lines 262 268) no Hoare annotation was computed. [2020-07-20 10:43:37,280 INFO L264 CegarLoopResult]: At program point L262-1(lines 254 269) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:37,281 INFO L268 CegarLoopResult]: For program point testEXIT(lines 214 281) no Hoare annotation was computed. [2020-07-20 10:43:37,281 INFO L268 CegarLoopResult]: For program point L763(lines 763 770) no Hoare annotation was computed. [2020-07-20 10:43:37,281 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 743 788) no Hoare annotation was computed. [2020-07-20 10:43:37,281 INFO L268 CegarLoopResult]: For program point L757(lines 757 777) no Hoare annotation was computed. [2020-07-20 10:43:37,281 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 743 788) no Hoare annotation was computed. [2020-07-20 10:43:37,281 INFO L268 CegarLoopResult]: For program point L757-1(lines 757 777) no Hoare annotation was computed. [2020-07-20 10:43:37,281 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 743 788) no Hoare annotation was computed. [2020-07-20 10:43:37,281 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 892 914) no Hoare annotation was computed. [2020-07-20 10:43:37,282 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 892 914) no Hoare annotation was computed. [2020-07-20 10:43:37,282 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 892 914) no Hoare annotation was computed. [2020-07-20 10:43:37,282 INFO L268 CegarLoopResult]: For program point L900(lines 900 908) no Hoare annotation was computed. [2020-07-20 10:43:37,282 INFO L268 CegarLoopResult]: For program point L900-2(lines 900 908) no Hoare annotation was computed. [2020-07-20 10:43:37,282 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 385 394) no Hoare annotation was computed. [2020-07-20 10:43:37,282 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 385 394) no Hoare annotation was computed. [2020-07-20 10:43:37,282 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 385 394) no Hoare annotation was computed. [2020-07-20 10:43:37,282 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 640 742) no Hoare annotation was computed. [2020-07-20 10:43:37,283 INFO L268 CegarLoopResult]: For program point L669(lines 669 685) no Hoare annotation was computed. [2020-07-20 10:43:37,283 INFO L268 CegarLoopResult]: For program point L729(lines 729 736) no Hoare annotation was computed. [2020-07-20 10:43:37,283 INFO L268 CegarLoopResult]: For program point L690(lines 689 709) no Hoare annotation was computed. [2020-07-20 10:43:37,283 INFO L268 CegarLoopResult]: For program point L721(line 721) no Hoare annotation was computed. [2020-07-20 10:43:37,283 INFO L268 CegarLoopResult]: For program point L721-1(line 721) no Hoare annotation was computed. [2020-07-20 10:43:37,283 INFO L268 CegarLoopResult]: For program point L686(lines 686 727) no Hoare annotation was computed. [2020-07-20 10:43:37,283 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 640 742) no Hoare annotation was computed. [2020-07-20 10:43:37,284 INFO L268 CegarLoopResult]: For program point L705(line 705) no Hoare annotation was computed. [2020-07-20 10:43:37,284 INFO L268 CegarLoopResult]: For program point L705-1(line 705) no Hoare annotation was computed. [2020-07-20 10:43:37,284 INFO L268 CegarLoopResult]: For program point L664(lines 664 668) no Hoare annotation was computed. [2020-07-20 10:43:37,284 INFO L268 CegarLoopResult]: For program point L728(lines 728 739) no Hoare annotation was computed. [2020-07-20 10:43:37,284 INFO L268 CegarLoopResult]: For program point L691(lines 691 695) no Hoare annotation was computed. [2020-07-20 10:43:37,284 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 640 742) no Hoare annotation was computed. [2020-07-20 10:43:37,284 INFO L268 CegarLoopResult]: For program point L689-2(lines 689 709) no Hoare annotation was computed. [2020-07-20 10:43:37,284 INFO L268 CegarLoopResult]: For program point L710(lines 688 711) no Hoare annotation was computed. [2020-07-20 10:43:37,284 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:43:37,285 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:43:37,285 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:43:37,285 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 115 122) no Hoare annotation was computed. [2020-07-20 10:43:37,285 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 115 122) no Hoare annotation was computed. [2020-07-20 10:43:37,285 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 115 122) no Hoare annotation was computed. [2020-07-20 10:43:37,285 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 915 923) the Hoare annotation is: true [2020-07-20 10:43:37,285 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 915 923) no Hoare annotation was computed. [2020-07-20 10:43:37,286 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 915 923) no Hoare annotation was computed. [2020-07-20 10:43:37,286 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 871 882) the Hoare annotation is: true [2020-07-20 10:43:37,286 INFO L268 CegarLoopResult]: For program point L875-1(lines 871 882) no Hoare annotation was computed. [2020-07-20 10:43:37,286 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 871 882) no Hoare annotation was computed. [2020-07-20 10:43:37,286 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:43:37,286 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 10:43:37,286 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:43:37,286 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 883 891) the Hoare annotation is: true [2020-07-20 10:43:37,287 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 883 891) no Hoare annotation was computed. [2020-07-20 10:43:37,287 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 883 891) no Hoare annotation was computed. [2020-07-20 10:43:37,287 INFO L264 CegarLoopResult]: At program point L64(line 64) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:43:37,287 INFO L268 CegarLoopResult]: For program point L62(lines 58 80) no Hoare annotation was computed. [2020-07-20 10:43:37,287 INFO L268 CegarLoopResult]: For program point L60(lines 58 80) no Hoare annotation was computed. [2020-07-20 10:43:37,287 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 55 81) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:37,287 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 55 81) no Hoare annotation was computed. [2020-07-20 10:43:37,288 INFO L264 CegarLoopResult]: At program point L71(line 71) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:37,288 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 55 81) no Hoare annotation was computed. [2020-07-20 10:43:37,288 INFO L264 CegarLoopResult]: At program point L69(lines 69 75) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:37,288 INFO L268 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-07-20 10:43:37,288 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 284 313) no Hoare annotation was computed. [2020-07-20 10:43:37,288 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 284 313) the Hoare annotation is: true [2020-07-20 10:43:37,288 INFO L271 CegarLoopResult]: At program point L309(lines 284 313) the Hoare annotation is: true [2020-07-20 10:43:37,288 INFO L268 CegarLoopResult]: For program point L305(line 305) no Hoare annotation was computed. [2020-07-20 10:43:37,289 INFO L268 CegarLoopResult]: For program point L298(lines 298 302) no Hoare annotation was computed. [2020-07-20 10:43:37,289 INFO L271 CegarLoopResult]: At program point L298-1(lines 298 302) the Hoare annotation is: true [2020-07-20 10:43:37,289 INFO L268 CegarLoopResult]: For program point L295(line 295) no Hoare annotation was computed. [2020-07-20 10:43:37,289 INFO L271 CegarLoopResult]: At program point L294-2(lines 294 308) the Hoare annotation is: true [2020-07-20 10:43:37,289 INFO L271 CegarLoopResult]: At program point L290(line 290) the Hoare annotation is: true [2020-07-20 10:43:37,289 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 847 858) the Hoare annotation is: true [2020-07-20 10:43:37,289 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 847 858) no Hoare annotation was computed. [2020-07-20 10:43:37,290 INFO L268 CegarLoopResult]: For program point L851-1(lines 847 858) no Hoare annotation was computed. [2020-07-20 10:43:37,290 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 338 344) no Hoare annotation was computed. [2020-07-20 10:43:37,290 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 338 344) the Hoare annotation is: true [2020-07-20 10:43:37,290 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:43:37,290 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 10:43:37,290 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:43:37,290 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:43:37,291 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 202 209) no Hoare annotation was computed. [2020-07-20 10:43:37,291 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 202 209) the Hoare annotation is: true [2020-07-20 10:43:37,291 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 202 209) no Hoare annotation was computed. [2020-07-20 10:43:37,291 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 859 870) no Hoare annotation was computed. [2020-07-20 10:43:37,291 INFO L268 CegarLoopResult]: For program point L863-1(lines 859 870) no Hoare annotation was computed. [2020-07-20 10:43:37,291 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 859 870) the Hoare annotation is: true [2020-07-20 10:43:37,291 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 836 843) no Hoare annotation was computed. [2020-07-20 10:43:37,292 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 840) no Hoare annotation was computed. [2020-07-20 10:43:37,292 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 836 843) the Hoare annotation is: true [2020-07-20 10:43:37,292 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 836 843) no Hoare annotation was computed. [2020-07-20 10:43:37,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:43:37 BoogieIcfgContainer [2020-07-20 10:43:37,307 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 10:43:37,309 INFO L168 Benchmark]: Toolchain (without parser) took 4959.10 ms. Allocated memory was 136.8 MB in the beginning and 252.2 MB in the end (delta: 115.3 MB). Free memory was 99.7 MB in the beginning and 120.7 MB in the end (delta: -21.1 MB). Peak memory consumption was 94.3 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:37,310 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 136.8 MB. Free memory is still 118.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-20 10:43:37,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.85 ms. Allocated memory was 136.8 MB in the beginning and 201.9 MB in the end (delta: 65.0 MB). Free memory was 99.2 MB in the beginning and 171.2 MB in the end (delta: -72.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:37,312 INFO L168 Benchmark]: Boogie Preprocessor took 118.92 ms. Allocated memory is still 201.9 MB. Free memory was 171.2 MB in the beginning and 167.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:37,313 INFO L168 Benchmark]: RCFGBuilder took 1013.26 ms. Allocated memory was 201.9 MB in the beginning and 231.2 MB in the end (delta: 29.4 MB). Free memory was 167.1 MB in the beginning and 200.2 MB in the end (delta: -33.1 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:37,314 INFO L168 Benchmark]: TraceAbstraction took 3170.04 ms. Allocated memory was 231.2 MB in the beginning and 252.2 MB in the end (delta: 21.0 MB). Free memory was 198.5 MB in the beginning and 120.7 MB in the end (delta: 77.7 MB). Peak memory consumption was 98.7 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:37,318 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 136.8 MB. Free memory is still 118.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 644.85 ms. Allocated memory was 136.8 MB in the beginning and 201.9 MB in the end (delta: 65.0 MB). Free memory was 99.2 MB in the beginning and 171.2 MB in the end (delta: -72.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.92 ms. Allocated memory is still 201.9 MB. Free memory was 171.2 MB in the beginning and 167.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1013.26 ms. Allocated memory was 201.9 MB in the beginning and 231.2 MB in the end (delta: 29.4 MB). Free memory was 167.1 MB in the beginning and 200.2 MB in the end (delta: -33.1 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3170.04 ms. Allocated memory was 231.2 MB in the beginning and 252.2 MB in the end (delta: 21.0 MB). Free memory was 198.5 MB in the beginning and 120.7 MB in the end (delta: 77.7 MB). Peak memory consumption was 98.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 840]: 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: 223]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 541 SDtfs, 174 SDslu, 444 SDs, 0 SdLazy, 67 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 252 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=188occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 238 PreInvPairs, 254 NumberOfFragments, 369 HoareAnnotationTreeSize, 238 FomulaSimplifications, 63 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 57 FomulaSimplificationsInter, 447 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 24448 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2861 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...