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_spec4_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:37:36,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:37:36,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:37:36,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:37:36,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:37:36,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:37:36,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:37:36,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:37:36,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:37:36,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:37:36,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:37:36,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:37:36,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:37:36,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:37:36,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:37:36,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:37:36,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:37:36,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:37:36,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:37:36,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:37:36,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:37:36,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:37:36,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:37:36,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:37:36,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:37:36,143 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:37:36,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:37:36,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:37:36,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:37:36,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:37:36,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:37:36,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:37:36,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:37:36,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:37:36,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:37:36,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:37:36,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:37:36,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:37:36,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:37:36,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:37:36,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:37:36,153 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 [2019-10-14 23:37:36,168 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:37:36,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:37:36,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:37:36,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:37:36,171 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:37:36,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:37:36,171 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:37:36,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:37:36,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:37:36,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:37:36,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:37:36,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:37:36,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:37:36,172 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:37:36,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:37:36,173 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:37:36,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:37:36,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:37:36,174 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:37:36,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:37:36,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:37:36,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:37:36,175 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:37:36,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:37:36,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:37:36,176 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:37:36,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:37:36,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:37:36,177 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:37:36,452 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:37:36,465 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:37:36,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:37:36,470 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:37:36,471 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:37:36,471 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product06.cil.c [2019-10-14 23:37:36,548 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c61453369/94534665de914bc6995caf3dd3643f6e/FLAGb10a1f370 [2019-10-14 23:37:37,057 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:37:37,058 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product06.cil.c [2019-10-14 23:37:37,075 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c61453369/94534665de914bc6995caf3dd3643f6e/FLAGb10a1f370 [2019-10-14 23:37:37,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c61453369/94534665de914bc6995caf3dd3643f6e [2019-10-14 23:37:37,384 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:37:37,385 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:37:37,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:37:37,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:37:37,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:37:37,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:37:37" (1/1) ... [2019-10-14 23:37:37,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ac730e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:37, skipping insertion in model container [2019-10-14 23:37:37,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:37:37" (1/1) ... [2019-10-14 23:37:37,404 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:37:37,460 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:37:37,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:37:37,924 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:37:38,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:37:38,040 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:37:38,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:38 WrapperNode [2019-10-14 23:37:38,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:37:38,042 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:37:38,042 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:37:38,042 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:37:38,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:38" (1/1) ... [2019-10-14 23:37:38,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:38" (1/1) ... [2019-10-14 23:37:38,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:38" (1/1) ... [2019-10-14 23:37:38,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:38" (1/1) ... [2019-10-14 23:37:38,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:38" (1/1) ... [2019-10-14 23:37:38,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:38" (1/1) ... [2019-10-14 23:37:38,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:38" (1/1) ... [2019-10-14 23:37:38,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:37:38,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:37:38,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:37:38,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:37:38,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:38" (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 [2019-10-14 23:37:38,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:37:38,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:37:38,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:37:38,231 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 23:37:38,231 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 23:37:38,231 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:37:38,231 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 23:37:38,231 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:37:38,232 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 23:37:38,232 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 23:37:38,232 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 23:37:38,232 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 23:37:38,232 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 23:37:38,232 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 23:37:38,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-14 23:37:38,233 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 23:37:38,233 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-14 23:37:38,233 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 23:37:38,233 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 23:37:38,234 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 23:37:38,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 23:37:38,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 23:37:38,234 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 23:37:38,234 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-14 23:37:38,234 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:37:38,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:37:38,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:37:38,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:37:38,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:37:38,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:37:38,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:37:38,236 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:37:38,236 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:37:38,236 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:37:38,236 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:37:38,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:37:38,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:37:38,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:37:38,237 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:37:38,237 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 23:37:38,237 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 23:37:38,237 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 23:37:38,237 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 23:37:38,238 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 23:37:38,238 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 23:37:38,238 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:37:38,238 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:37:38,238 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 23:37:38,238 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:37:38,238 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:37:38,239 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:37:38,239 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:37:38,239 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 23:37:38,239 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 23:37:38,239 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 23:37:38,239 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 23:37:38,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:37:38,240 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:37:38,240 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 23:37:38,240 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-14 23:37:38,240 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 23:37:38,240 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 23:37:38,241 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-14 23:37:38,241 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 23:37:38,241 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-14 23:37:38,241 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 23:37:38,241 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:37:38,242 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:37:38,242 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:37:38,242 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:37:38,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:37:38,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:37:38,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:37:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:37:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:37:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:37:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:37:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:37:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:37:38,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:37:38,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:37:38,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:37:38,244 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:37:38,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:37:38,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:37:38,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:37:39,294 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:37:39,295 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 23:37:39,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:37:39 BoogieIcfgContainer [2019-10-14 23:37:39,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:37:39,298 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:37:39,299 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:37:39,302 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:37:39,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:37:37" (1/3) ... [2019-10-14 23:37:39,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d456610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:37:39, skipping insertion in model container [2019-10-14 23:37:39,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:38" (2/3) ... [2019-10-14 23:37:39,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d456610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:37:39, skipping insertion in model container [2019-10-14 23:37:39,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:37:39" (3/3) ... [2019-10-14 23:37:39,307 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product06.cil.c [2019-10-14 23:37:39,317 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:37:39,325 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:37:39,337 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:37:39,370 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:37:39,370 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:37:39,370 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:37:39,370 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:37:39,370 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:37:39,371 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:37:39,371 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:37:39,371 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:37:39,389 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2019-10-14 23:37:39,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-14 23:37:39,403 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:39,404 INFO L380 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] [2019-10-14 23:37:39,408 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:39,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:39,414 INFO L82 PathProgramCache]: Analyzing trace with hash -1990004152, now seen corresponding path program 1 times [2019-10-14 23:37:39,423 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:39,423 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582272100] [2019-10-14 23:37:39,423 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:39,424 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:39,424 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:39,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:40,136 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:40,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:40,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:40,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:40,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:37:40,203 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582272100] [2019-10-14 23:37:40,204 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:37:40,205 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-14 23:37:40,205 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277296691] [2019-10-14 23:37:40,210 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 23:37:40,210 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:40,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 23:37:40,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-14 23:37:40,229 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 3 states. [2019-10-14 23:37:41,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:41,302 INFO L93 Difference]: Finished difference Result 252 states and 331 transitions. [2019-10-14 23:37:41,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 23:37:41,304 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-10-14 23:37:41,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:41,318 INFO L225 Difference]: With dead ends: 252 [2019-10-14 23:37:41,318 INFO L226 Difference]: Without dead ends: 137 [2019-10-14 23:37:41,322 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-14 23:37:41,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-10-14 23:37:41,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 106. [2019-10-14 23:37:41,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-10-14 23:37:41,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 122 transitions. [2019-10-14 23:37:41,403 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 122 transitions. Word has length 46 [2019-10-14 23:37:41,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:41,403 INFO L462 AbstractCegarLoop]: Abstraction has 106 states and 122 transitions. [2019-10-14 23:37:41,404 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 23:37:41,404 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 122 transitions. [2019-10-14 23:37:41,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-14 23:37:41,407 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:41,407 INFO L380 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] [2019-10-14 23:37:41,408 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:41,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:41,408 INFO L82 PathProgramCache]: Analyzing trace with hash 925385075, now seen corresponding path program 1 times [2019-10-14 23:37:41,408 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:41,409 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480457364] [2019-10-14 23:37:41,409 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:41,409 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:41,409 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:41,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:41,756 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:41,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:41,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:41,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:41,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:41,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:41,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:37:41,819 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480457364] [2019-10-14 23:37:41,819 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:37:41,820 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-14 23:37:41,820 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294129633] [2019-10-14 23:37:41,821 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-14 23:37:41,822 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:41,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-14 23:37:41,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-14 23:37:41,823 INFO L87 Difference]: Start difference. First operand 106 states and 122 transitions. Second operand 4 states. [2019-10-14 23:37:42,404 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:37:43,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:43,047 INFO L93 Difference]: Finished difference Result 181 states and 218 transitions. [2019-10-14 23:37:43,048 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-14 23:37:43,048 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2019-10-14 23:37:43,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:43,050 INFO L225 Difference]: With dead ends: 181 [2019-10-14 23:37:43,050 INFO L226 Difference]: Without dead ends: 121 [2019-10-14 23:37:43,054 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-14 23:37:43,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2019-10-14 23:37:43,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 97. [2019-10-14 23:37:43,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-10-14 23:37:43,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 110 transitions. [2019-10-14 23:37:43,106 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 110 transitions. Word has length 47 [2019-10-14 23:37:43,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:43,106 INFO L462 AbstractCegarLoop]: Abstraction has 97 states and 110 transitions. [2019-10-14 23:37:43,106 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-14 23:37:43,106 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 110 transitions. [2019-10-14 23:37:43,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-14 23:37:43,108 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:43,108 INFO L380 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] [2019-10-14 23:37:43,109 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:43,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:43,111 INFO L82 PathProgramCache]: Analyzing trace with hash -1884487534, now seen corresponding path program 1 times [2019-10-14 23:37:43,111 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:43,112 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127874386] [2019-10-14 23:37:43,112 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:43,112 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:43,112 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:43,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:43,519 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:43,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:43,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:43,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:43,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:43,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:37:43,594 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127874386] [2019-10-14 23:37:43,594 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:37:43,594 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-14 23:37:43,594 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655685609] [2019-10-14 23:37:43,595 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-14 23:37:43,595 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:43,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-14 23:37:43,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-10-14 23:37:43,596 INFO L87 Difference]: Start difference. First operand 97 states and 110 transitions. Second operand 8 states. [2019-10-14 23:37:44,066 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-14 23:37:44,442 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:44,713 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:44,984 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:45,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:45,989 INFO L93 Difference]: Finished difference Result 194 states and 236 transitions. [2019-10-14 23:37:45,989 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-14 23:37:45,990 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2019-10-14 23:37:45,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:45,992 INFO L225 Difference]: With dead ends: 194 [2019-10-14 23:37:45,992 INFO L226 Difference]: Without dead ends: 121 [2019-10-14 23:37:45,993 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:37:45,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2019-10-14 23:37:46,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 97. [2019-10-14 23:37:46,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-10-14 23:37:46,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 109 transitions. [2019-10-14 23:37:46,025 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 109 transitions. Word has length 52 [2019-10-14 23:37:46,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:46,026 INFO L462 AbstractCegarLoop]: Abstraction has 97 states and 109 transitions. [2019-10-14 23:37:46,026 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-14 23:37:46,026 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 109 transitions. [2019-10-14 23:37:46,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-14 23:37:46,028 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:46,029 INFO L380 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] [2019-10-14 23:37:46,029 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:46,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:46,029 INFO L82 PathProgramCache]: Analyzing trace with hash -1119651887, now seen corresponding path program 1 times [2019-10-14 23:37:46,030 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:46,030 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916587031] [2019-10-14 23:37:46,030 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:46,030 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:46,030 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:46,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:46,406 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:46,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:46,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:46,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:46,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:46,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:46,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:37:46,506 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916587031] [2019-10-14 23:37:46,507 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:37:46,507 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:37:46,508 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567267880] [2019-10-14 23:37:46,508 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:37:46,508 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:46,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:37:46,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:37:46,510 INFO L87 Difference]: Start difference. First operand 97 states and 109 transitions. Second operand 12 states. [2019-10-14 23:37:47,120 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-14 23:37:47,477 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:47,769 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:48,120 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:48,754 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:37:49,638 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:50,028 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:37:50,341 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:37:50,674 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-14 23:37:50,974 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-14 23:37:51,351 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:37:51,633 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:37:51,915 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:53,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:53,025 INFO L93 Difference]: Finished difference Result 372 states and 494 transitions. [2019-10-14 23:37:53,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-10-14 23:37:53,031 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 60 [2019-10-14 23:37:53,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:53,035 INFO L225 Difference]: With dead ends: 372 [2019-10-14 23:37:53,035 INFO L226 Difference]: Without dead ends: 299 [2019-10-14 23:37:53,037 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2019-10-14 23:37:53,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2019-10-14 23:37:53,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 230. [2019-10-14 23:37:53,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2019-10-14 23:37:53,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 268 transitions. [2019-10-14 23:37:53,103 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 268 transitions. Word has length 60 [2019-10-14 23:37:53,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:53,103 INFO L462 AbstractCegarLoop]: Abstraction has 230 states and 268 transitions. [2019-10-14 23:37:53,103 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-14 23:37:53,103 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 268 transitions. [2019-10-14 23:37:53,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-14 23:37:53,105 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:53,106 INFO L380 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] [2019-10-14 23:37:53,106 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:53,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:53,106 INFO L82 PathProgramCache]: Analyzing trace with hash 104988343, now seen corresponding path program 1 times [2019-10-14 23:37:53,107 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:53,107 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692259745] [2019-10-14 23:37:53,107 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:53,107 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:53,107 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:53,385 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:53,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:53,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:53,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:53,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:53,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:53,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:53,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:37:53,448 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692259745] [2019-10-14 23:37:53,449 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:37:53,449 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-14 23:37:53,449 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270256397] [2019-10-14 23:37:53,450 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-14 23:37:53,450 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:53,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-14 23:37:53,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-14 23:37:53,451 INFO L87 Difference]: Start difference. First operand 230 states and 268 transitions. Second operand 6 states. [2019-10-14 23:37:53,874 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-14 23:37:54,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:54,338 INFO L93 Difference]: Finished difference Result 382 states and 463 transitions. [2019-10-14 23:37:54,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-14 23:37:54,339 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2019-10-14 23:37:54,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:54,341 INFO L225 Difference]: With dead ends: 382 [2019-10-14 23:37:54,342 INFO L226 Difference]: Without dead ends: 176 [2019-10-14 23:37:54,343 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2019-10-14 23:37:54,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2019-10-14 23:37:54,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 163. [2019-10-14 23:37:54,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2019-10-14 23:37:54,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 180 transitions. [2019-10-14 23:37:54,376 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 180 transitions. Word has length 64 [2019-10-14 23:37:54,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:54,376 INFO L462 AbstractCegarLoop]: Abstraction has 163 states and 180 transitions. [2019-10-14 23:37:54,376 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-14 23:37:54,376 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 180 transitions. [2019-10-14 23:37:54,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-10-14 23:37:54,378 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:54,379 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:37:54,379 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:54,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:54,379 INFO L82 PathProgramCache]: Analyzing trace with hash -1684356351, now seen corresponding path program 1 times [2019-10-14 23:37:54,379 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:54,380 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796253791] [2019-10-14 23:37:54,380 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:54,380 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:54,380 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:54,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:54,702 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:54,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:54,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:54,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:54,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:54,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:54,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:54,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:54,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:54,827 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-10-14 23:37:54,828 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796253791] [2019-10-14 23:37:54,828 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1757179070] [2019-10-14 23:37:54,828 INFO L94 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 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 23:37:55,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:55,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-14 23:37:55,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 23:37:55,232 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-14 23:37:55,232 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-14 23:37:55,233 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 15 [2019-10-14 23:37:55,233 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104039168] [2019-10-14 23:37:55,234 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-14 23:37:55,234 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:55,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-14 23:37:55,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2019-10-14 23:37:55,236 INFO L87 Difference]: Start difference. First operand 163 states and 180 transitions. Second operand 15 states. [2019-10-14 23:37:55,856 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:56,613 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:57,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:57,377 INFO L93 Difference]: Finished difference Result 220 states and 252 transitions. [2019-10-14 23:37:57,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-14 23:37:57,378 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 100 [2019-10-14 23:37:57,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:57,379 INFO L225 Difference]: With dead ends: 220 [2019-10-14 23:37:57,379 INFO L226 Difference]: Without dead ends: 0 [2019-10-14 23:37:57,381 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=96, Invalid=324, Unknown=0, NotChecked=0, Total=420 [2019-10-14 23:37:57,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-14 23:37:57,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-14 23:37:57,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-14 23:37:57,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-14 23:37:57,382 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2019-10-14 23:37:57,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:57,382 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-14 23:37:57,382 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-14 23:37:57,382 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-14 23:37:57,382 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-14 23:37:57,586 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 23:37:57,591 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-14 23:37:57,787 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 206 [2019-10-14 23:37:59,273 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2019-10-14 23:37:59,461 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2019-10-14 23:37:59,651 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-14 23:37:59,866 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-14 23:38:00,457 WARN L191 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2019-10-14 23:38:00,698 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:38:00,905 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2019-10-14 23:38:01,078 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-14 23:38:01,656 WARN L191 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2019-10-14 23:38:01,857 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2019-10-14 23:38:02,466 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 20 [2019-10-14 23:38:03,025 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2019-10-14 23:38:03,568 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2019-10-14 23:38:04,111 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2019-10-14 23:38:04,305 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-14 23:38:04,488 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2019-10-14 23:38:04,727 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-14 23:38:04,923 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-14 23:38:05,114 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-14 23:38:05,306 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-14 23:38:05,481 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-14 23:38:05,650 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 25 [2019-10-14 23:38:05,896 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2019-10-14 23:38:06,081 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2019-10-14 23:38:06,310 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-14 23:38:06,846 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2019-10-14 23:38:06,881 INFO L443 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2019-10-14 23:38:06,882 INFO L443 ceAbstractionStarter]: For program point L544-2(lines 544 565) no Hoare annotation was computed. [2019-10-14 23:38:06,882 INFO L443 ceAbstractionStarter]: For program point L566(lines 543 567) no Hoare annotation was computed. [2019-10-14 23:38:06,882 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 519 574) no Hoare annotation was computed. [2019-10-14 23:38:06,882 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 519 574) no Hoare annotation was computed. [2019-10-14 23:38:06,882 INFO L443 ceAbstractionStarter]: For program point L550(lines 550 554) no Hoare annotation was computed. [2019-10-14 23:38:06,882 INFO L443 ceAbstractionStarter]: For program point L550-1(lines 550 554) no Hoare annotation was computed. [2019-10-14 23:38:06,882 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 519 574) no Hoare annotation was computed. [2019-10-14 23:38:06,882 INFO L443 ceAbstractionStarter]: For program point L607(lines 607 611) no Hoare annotation was computed. [2019-10-14 23:38:06,882 INFO L443 ceAbstractionStarter]: For program point L607-1(lines 607 611) no Hoare annotation was computed. [2019-10-14 23:38:06,882 INFO L443 ceAbstractionStarter]: For program point L602(line 602) no Hoare annotation was computed. [2019-10-14 23:38:06,883 INFO L443 ceAbstractionStarter]: For program point L601-2(lines 601 626) no Hoare annotation was computed. [2019-10-14 23:38:06,883 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 575 634) no Hoare annotation was computed. [2019-10-14 23:38:06,883 INFO L443 ceAbstractionStarter]: For program point L627(lines 600 628) no Hoare annotation was computed. [2019-10-14 23:38:06,883 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 575 634) no Hoare annotation was computed. [2019-10-14 23:38:06,883 INFO L443 ceAbstractionStarter]: For program point L620(line 620) no Hoare annotation was computed. [2019-10-14 23:38:06,883 INFO L443 ceAbstractionStarter]: For program point L620-1(line 620) no Hoare annotation was computed. [2019-10-14 23:38:06,883 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 575 634) no Hoare annotation was computed. [2019-10-14 23:38:06,883 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 851 857) the Hoare annotation is: true [2019-10-14 23:38:06,883 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 851 857) no Hoare annotation was computed. [2019-10-14 23:38:06,883 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 858 866) no Hoare annotation was computed. [2019-10-14 23:38:06,883 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 858 866) the Hoare annotation is: true [2019-10-14 23:38:06,884 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 858 866) no Hoare annotation was computed. [2019-10-14 23:38:06,884 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 230 254) the Hoare annotation is: true [2019-10-14 23:38:06,884 INFO L439 ceAbstractionStarter]: At program point L244(line 244) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-14 23:38:06,884 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 230 254) no Hoare annotation was computed. [2019-10-14 23:38:06,884 INFO L443 ceAbstractionStarter]: For program point L242(lines 242 248) no Hoare annotation was computed. [2019-10-14 23:38:06,884 INFO L439 ceAbstractionStarter]: At program point L240(line 240) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-14 23:38:06,884 INFO L443 ceAbstractionStarter]: For program point L240-1(line 240) no Hoare annotation was computed. [2019-10-14 23:38:06,884 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 251) no Hoare annotation was computed. [2019-10-14 23:38:06,885 INFO L443 ceAbstractionStarter]: For program point L238-1(lines 230 254) no Hoare annotation was computed. [2019-10-14 23:38:06,885 INFO L446 ceAbstractionStarter]: At program point L236(line 236) the Hoare annotation is: true [2019-10-14 23:38:06,885 INFO L443 ceAbstractionStarter]: For program point L236-1(line 236) no Hoare annotation was computed. [2019-10-14 23:38:06,885 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2019-10-14 23:38:06,885 INFO L443 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2019-10-14 23:38:06,885 INFO L439 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:38:06,885 INFO L439 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:38:06,886 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:38:06,886 INFO L439 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:38:06,886 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2019-10-14 23:38:06,886 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2019-10-14 23:38:06,886 INFO L439 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (and (= main_~tmp~0 ~waterLevel~0) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:38:06,886 INFO L439 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (and (= main_~tmp~0 ~waterLevel~0) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:38:06,886 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-10-14 23:38:06,886 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-10-14 23:38:06,886 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-10-14 23:38:06,887 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-10-14 23:38:06,887 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-10-14 23:38:06,887 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-10-14 23:38:06,887 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-14 23:38:06,887 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-10-14 23:38:06,887 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-10-14 23:38:06,887 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-14 23:38:06,887 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-10-14 23:38:06,887 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-10-14 23:38:06,887 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-14 23:38:06,887 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-10-14 23:38:06,888 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-10-14 23:38:06,888 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-14 23:38:06,888 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-10-14 23:38:06,888 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-10-14 23:38:06,888 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 346 354) no Hoare annotation was computed. [2019-10-14 23:38:06,888 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 346 354) the Hoare annotation is: true [2019-10-14 23:38:06,888 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 346 354) no Hoare annotation was computed. [2019-10-14 23:38:06,888 INFO L443 ceAbstractionStarter]: For program point L385(line 385) no Hoare annotation was computed. [2019-10-14 23:38:06,888 INFO L443 ceAbstractionStarter]: For program point L385-1(line 385) no Hoare annotation was computed. [2019-10-14 23:38:06,888 INFO L443 ceAbstractionStarter]: For program point L374(lines 374 382) no Hoare annotation was computed. [2019-10-14 23:38:06,888 INFO L443 ceAbstractionStarter]: For program point L374-2(lines 374 382) no Hoare annotation was computed. [2019-10-14 23:38:06,889 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 355 390) no Hoare annotation was computed. [2019-10-14 23:38:06,889 INFO L443 ceAbstractionStarter]: For program point L362(lines 362 370) no Hoare annotation was computed. [2019-10-14 23:38:06,889 INFO L443 ceAbstractionStarter]: For program point L362-2(lines 362 370) no Hoare annotation was computed. [2019-10-14 23:38:06,889 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 355 390) no Hoare annotation was computed. [2019-10-14 23:38:06,889 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 355 390) no Hoare annotation was computed. [2019-10-14 23:38:06,889 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 844 850) no Hoare annotation was computed. [2019-10-14 23:38:06,889 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 844 850) the Hoare annotation is: true [2019-10-14 23:38:06,889 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 473 518) no Hoare annotation was computed. [2019-10-14 23:38:06,889 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 473 518) no Hoare annotation was computed. [2019-10-14 23:38:06,889 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 473 518) no Hoare annotation was computed. [2019-10-14 23:38:06,889 INFO L443 ceAbstractionStarter]: For program point L800(lines 800 820) no Hoare annotation was computed. [2019-10-14 23:38:06,890 INFO L443 ceAbstractionStarter]: For program point L800-1(lines 800 820) no Hoare annotation was computed. [2019-10-14 23:38:06,890 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 786 831) no Hoare annotation was computed. [2019-10-14 23:38:06,890 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 786 831) no Hoare annotation was computed. [2019-10-14 23:38:06,890 INFO L443 ceAbstractionStarter]: For program point L806(lines 806 813) no Hoare annotation was computed. [2019-10-14 23:38:06,890 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 786 831) no Hoare annotation was computed. [2019-10-14 23:38:06,890 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:38:06,890 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2019-10-14 23:38:06,890 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2019-10-14 23:38:06,890 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 335 345) the Hoare annotation is: true [2019-10-14 23:38:06,890 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 335 345) no Hoare annotation was computed. [2019-10-14 23:38:06,890 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 335 345) no Hoare annotation was computed. [2019-10-14 23:38:06,891 INFO L446 ceAbstractionStarter]: At program point L340(line 340) the Hoare annotation is: true [2019-10-14 23:38:06,891 INFO L443 ceAbstractionStarter]: For program point L340-1(line 340) no Hoare annotation was computed. [2019-10-14 23:38:06,891 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 327 334) the Hoare annotation is: true [2019-10-14 23:38:06,891 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 327 334) no Hoare annotation was computed. [2019-10-14 23:38:06,891 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 327 334) no Hoare annotation was computed. [2019-10-14 23:38:06,891 INFO L439 ceAbstractionStarter]: At program point L313(line 313) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2) (or .cse0 .cse2 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-14 23:38:06,891 INFO L443 ceAbstractionStarter]: For program point L313-1(lines 294 318) no Hoare annotation was computed. [2019-10-14 23:38:06,891 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 294 318) no Hoare annotation was computed. [2019-10-14 23:38:06,891 INFO L439 ceAbstractionStarter]: At program point L308(line 308) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-14 23:38:06,891 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 294 318) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2) (or .cse0 .cse2 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-14 23:38:06,892 INFO L439 ceAbstractionStarter]: At program point L304(line 304) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-14 23:38:06,892 INFO L443 ceAbstractionStarter]: For program point L302(lines 302 310) no Hoare annotation was computed. [2019-10-14 23:38:06,892 INFO L439 ceAbstractionStarter]: At program point L300(line 300) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-14 23:38:06,892 INFO L443 ceAbstractionStarter]: For program point L300-1(line 300) no Hoare annotation was computed. [2019-10-14 23:38:06,892 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 315) no Hoare annotation was computed. [2019-10-14 23:38:06,892 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 286 292) no Hoare annotation was computed. [2019-10-14 23:38:06,892 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 286 292) the Hoare annotation is: true [2019-10-14 23:38:06,893 INFO L443 ceAbstractionStarter]: For program point L448(lines 448 452) no Hoare annotation was computed. [2019-10-14 23:38:06,893 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 400 465) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:38:06,893 INFO L439 ceAbstractionStarter]: At program point L448-2(lines 440 453) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (= 1 ~waterLevel~0)))) [2019-10-14 23:38:06,893 INFO L443 ceAbstractionStarter]: For program point L411(lines 410 457) no Hoare annotation was computed. [2019-10-14 23:38:06,893 INFO L439 ceAbstractionStarter]: At program point L442(line 442) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (= 1 ~waterLevel~0)))) [2019-10-14 23:38:06,893 INFO L443 ceAbstractionStarter]: For program point L440(lines 440 453) no Hoare annotation was computed. [2019-10-14 23:38:06,893 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 400 465) no Hoare annotation was computed. [2019-10-14 23:38:06,894 INFO L439 ceAbstractionStarter]: At program point L432(line 432) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (= 1 ~waterLevel~0)))) [2019-10-14 23:38:06,894 INFO L443 ceAbstractionStarter]: For program point L430(lines 430 436) no Hoare annotation was computed. [2019-10-14 23:38:06,894 INFO L443 ceAbstractionStarter]: For program point L430-1(lines 430 436) no Hoare annotation was computed. [2019-10-14 23:38:06,894 INFO L439 ceAbstractionStarter]: At program point L455(lines 410 457) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (= 1 ~waterLevel~0)))) [2019-10-14 23:38:06,894 INFO L439 ceAbstractionStarter]: At program point L422(line 422) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (= 1 ~waterLevel~0)))) [2019-10-14 23:38:06,894 INFO L443 ceAbstractionStarter]: For program point L420(lines 420 426) no Hoare annotation was computed. [2019-10-14 23:38:06,894 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 420 426) no Hoare annotation was computed. [2019-10-14 23:38:06,895 INFO L443 ceAbstractionStarter]: For program point L412(lines 412 416) no Hoare annotation was computed. [2019-10-14 23:38:06,895 INFO L439 ceAbstractionStarter]: At program point L458(lines 409 459) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:38:06,895 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 400 465) no Hoare annotation was computed. [2019-10-14 23:38:06,895 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 740 785) no Hoare annotation was computed. [2019-10-14 23:38:06,895 INFO L443 ceAbstractionStarter]: For program point L760(lines 760 767) no Hoare annotation was computed. [2019-10-14 23:38:06,895 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 740 785) no Hoare annotation was computed. [2019-10-14 23:38:06,895 INFO L443 ceAbstractionStarter]: For program point L754(lines 754 774) no Hoare annotation was computed. [2019-10-14 23:38:06,895 INFO L443 ceAbstractionStarter]: For program point L754-1(lines 754 774) no Hoare annotation was computed. [2019-10-14 23:38:06,896 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 740 785) no Hoare annotation was computed. [2019-10-14 23:38:06,896 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 211) no Hoare annotation was computed. [2019-10-14 23:38:06,896 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 211) no Hoare annotation was computed. [2019-10-14 23:38:06,896 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 195 217) no Hoare annotation was computed. [2019-10-14 23:38:06,896 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 195 217) no Hoare annotation was computed. [2019-10-14 23:38:06,896 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 195 217) no Hoare annotation was computed. [2019-10-14 23:38:06,896 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 637 739) no Hoare annotation was computed. [2019-10-14 23:38:06,896 INFO L443 ceAbstractionStarter]: For program point L702(line 702) no Hoare annotation was computed. [2019-10-14 23:38:06,896 INFO L443 ceAbstractionStarter]: For program point L702-1(line 702) no Hoare annotation was computed. [2019-10-14 23:38:06,897 INFO L443 ceAbstractionStarter]: For program point L661(lines 661 665) no Hoare annotation was computed. [2019-10-14 23:38:06,897 INFO L443 ceAbstractionStarter]: For program point L725(lines 725 736) no Hoare annotation was computed. [2019-10-14 23:38:06,897 INFO L443 ceAbstractionStarter]: For program point L688(lines 688 692) no Hoare annotation was computed. [2019-10-14 23:38:06,897 INFO L443 ceAbstractionStarter]: For program point L686-2(lines 686 706) no Hoare annotation was computed. [2019-10-14 23:38:06,897 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 637 739) no Hoare annotation was computed. [2019-10-14 23:38:06,897 INFO L443 ceAbstractionStarter]: For program point L707(lines 685 708) no Hoare annotation was computed. [2019-10-14 23:38:06,897 INFO L443 ceAbstractionStarter]: For program point L666(lines 666 682) no Hoare annotation was computed. [2019-10-14 23:38:06,897 INFO L443 ceAbstractionStarter]: For program point L726(lines 726 733) no Hoare annotation was computed. [2019-10-14 23:38:06,898 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 637 739) no Hoare annotation was computed. [2019-10-14 23:38:06,898 INFO L443 ceAbstractionStarter]: For program point L687(lines 686 706) no Hoare annotation was computed. [2019-10-14 23:38:06,898 INFO L443 ceAbstractionStarter]: For program point L718(line 718) no Hoare annotation was computed. [2019-10-14 23:38:06,898 INFO L443 ceAbstractionStarter]: For program point L718-1(line 718) no Hoare annotation was computed. [2019-10-14 23:38:06,898 INFO L443 ceAbstractionStarter]: For program point L683(lines 683 724) no Hoare annotation was computed. [2019-10-14 23:38:06,898 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 834 843) no Hoare annotation was computed. [2019-10-14 23:38:06,898 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 834 843) no Hoare annotation was computed. [2019-10-14 23:38:06,898 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 834 843) no Hoare annotation was computed. [2019-10-14 23:38:06,898 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:38:06,899 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|)) [2019-10-14 23:38:06,899 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:38:06,899 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 319 326) no Hoare annotation was computed. [2019-10-14 23:38:06,899 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 319 326) no Hoare annotation was computed. [2019-10-14 23:38:06,899 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 319 326) no Hoare annotation was computed. [2019-10-14 23:38:06,899 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 218 226) the Hoare annotation is: true [2019-10-14 23:38:06,900 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 218 226) no Hoare annotation was computed. [2019-10-14 23:38:06,900 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 218 226) no Hoare annotation was computed. [2019-10-14 23:38:06,900 INFO L443 ceAbstractionStarter]: For program point L178-1(lines 174 185) no Hoare annotation was computed. [2019-10-14 23:38:06,900 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 174 185) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse2 (not (<= 2 ~waterLevel~0)) .cse1))) [2019-10-14 23:38:06,900 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 174 185) no Hoare annotation was computed. [2019-10-14 23:38:06,900 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:38:06,900 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-14 23:38:06,900 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:38:06,901 INFO L439 ceAbstractionStarter]: At program point L275(line 275) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (and (= 1 ~waterLevel~0) .cse2) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse2) (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2019-10-14 23:38:06,901 INFO L439 ceAbstractionStarter]: At program point L273(lines 273 279) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse0) .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2) (or .cse1 (and (= 1 ~waterLevel~0) .cse0) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2019-10-14 23:38:06,901 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 262 285) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (and (= 1 ~waterLevel~0) .cse2) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse2) (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2019-10-14 23:38:06,901 INFO L439 ceAbstractionStarter]: At program point L268(line 268) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2019-10-14 23:38:06,901 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 262 285) no Hoare annotation was computed. [2019-10-14 23:38:06,901 INFO L443 ceAbstractionStarter]: For program point L266(lines 265 284) no Hoare annotation was computed. [2019-10-14 23:38:06,902 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 262 285) no Hoare annotation was computed. [2019-10-14 23:38:06,902 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-10-14 23:38:06,902 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-10-14 23:38:06,902 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-10-14 23:38:06,902 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-10-14 23:38:06,902 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-10-14 23:38:06,902 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-10-14 23:38:06,902 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-10-14 23:38:06,902 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-10-14 23:38:06,903 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-10-14 23:38:06,903 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-10-14 23:38:06,903 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 186 194) the Hoare annotation is: true [2019-10-14 23:38:06,903 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 186 194) no Hoare annotation was computed. [2019-10-14 23:38:06,903 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 186 194) no Hoare annotation was computed. [2019-10-14 23:38:06,903 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 150 161) the Hoare annotation is: true [2019-10-14 23:38:06,903 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 150 161) no Hoare annotation was computed. [2019-10-14 23:38:06,903 INFO L443 ceAbstractionStarter]: For program point L154-1(lines 150 161) no Hoare annotation was computed. [2019-10-14 23:38:06,903 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-10-14 23:38:06,904 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-10-14 23:38:06,904 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:38:06,904 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-14 23:38:06,904 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-14 23:38:06,904 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:38:06,904 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 391 398) no Hoare annotation was computed. [2019-10-14 23:38:06,904 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 391 398) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= ~systemActive~0 |old(~systemActive~0)|)) (.cse1 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse2 (not (<= 2 ~waterLevel~0)) .cse1))) [2019-10-14 23:38:06,904 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 391 398) no Hoare annotation was computed. [2019-10-14 23:38:06,905 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 162 173) no Hoare annotation was computed. [2019-10-14 23:38:06,905 INFO L443 ceAbstractionStarter]: For program point L166-1(lines 162 173) no Hoare annotation was computed. [2019-10-14 23:38:06,905 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 162 173) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse1 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))))) [2019-10-14 23:38:06,905 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 868 875) no Hoare annotation was computed. [2019-10-14 23:38:06,905 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 872) no Hoare annotation was computed. [2019-10-14 23:38:06,905 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 868 875) the Hoare annotation is: true [2019-10-14 23:38:06,905 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 868 875) no Hoare annotation was computed. [2019-10-14 23:38:06,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 11:38:06 BoogieIcfgContainer [2019-10-14 23:38:06,921 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-14 23:38:06,922 INFO L168 Benchmark]: Toolchain (without parser) took 29537.13 ms. Allocated memory was 137.4 MB in the beginning and 583.5 MB in the end (delta: 446.2 MB). Free memory was 101.7 MB in the beginning and 412.7 MB in the end (delta: -311.0 MB). Peak memory consumption was 470.5 MB. Max. memory is 7.1 GB. [2019-10-14 23:38:06,923 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-14 23:38:06,924 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.81 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 101.4 MB in the beginning and 171.5 MB in the end (delta: -70.1 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. [2019-10-14 23:38:06,925 INFO L168 Benchmark]: Boogie Preprocessor took 114.17 ms. Allocated memory is still 201.3 MB. Free memory was 171.5 MB in the beginning and 167.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-14 23:38:06,926 INFO L168 Benchmark]: RCFGBuilder took 1140.49 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 167.3 MB in the beginning and 204.3 MB in the end (delta: -37.0 MB). Peak memory consumption was 87.0 MB. Max. memory is 7.1 GB. [2019-10-14 23:38:06,927 INFO L168 Benchmark]: TraceAbstraction took 27622.46 ms. Allocated memory was 232.8 MB in the beginning and 583.5 MB in the end (delta: 350.7 MB). Free memory was 204.3 MB in the beginning and 412.7 MB in the end (delta: -208.4 MB). Peak memory consumption was 477.7 MB. Max. memory is 7.1 GB. [2019-10-14 23:38:06,930 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 653.81 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 101.4 MB in the beginning and 171.5 MB in the end (delta: -70.1 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.17 ms. Allocated memory is still 201.3 MB. Free memory was 171.5 MB in the beginning and 167.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1140.49 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 167.3 MB in the beginning and 204.3 MB in the end (delta: -37.0 MB). Peak memory consumption was 87.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 27622.46 ms. Allocated memory was 232.8 MB in the beginning and 583.5 MB in the end (delta: 350.7 MB). Free memory was 204.3 MB in the beginning and 412.7 MB in the end (delta: -208.4 MB). Peak memory consumption was 477.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 872]: 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: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 410]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || (((1 == systemActive && 2 <= waterLevel) && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((pumpRunning == \old(pumpRunning) && 1 == systemActive) && 0 == splverifierCounter) && 1 == waterLevel) - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 208 locations, 1 error locations. Result: SAFE, OverallTime: 27.5s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 14.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.2s, HoareTripleCheckerStatistics: 517 SDtfs, 1179 SDslu, 444 SDs, 0 SdLazy, 2544 SolverSat, 848 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 290 GetRequests, 224 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 7.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=230occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 161 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 306 PreInvPairs, 329 NumberOfFragments, 1087 HoareAnnotationTreeSize, 306 FomulaSimplifications, 48917 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 51 FomulaSimplificationsInter, 9239 FormulaSimplificationTreeSizeReductionInter, 8.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 469 NumberOfCodeBlocks, 469 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 462 ConstructedInterpolants, 0 QuantifiedInterpolants, 135767 SizeOfPredicates, 3 NumberOfNonLiveVariables, 769 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 61/64 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...