/usr/bin/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-22 03:44:50,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 03:44:50,264 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 03:44:50,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 03:44:50,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 03:44:50,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 03:44:50,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 03:44:50,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 03:44:50,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 03:44:50,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 03:44:50,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 03:44:50,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 03:44:50,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 03:44:50,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 03:44:50,317 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 03:44:50,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 03:44:50,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 03:44:50,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 03:44:50,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 03:44:50,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 03:44:50,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 03:44:50,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 03:44:50,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 03:44:50,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 03:44:50,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-22 03:44:50,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-22 03:44:50,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-22 03:44:50,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-22 03:44:50,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-22 03:44:50,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-22 03:44:50,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 03:44:50,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 03:44:50,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 03:44:50,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 03:44:50,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 03:44:50,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 03:44:50,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 03:44:50,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 03:44:50,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 03:44:50,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 03:44:50,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 03:44:50,367 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-22 03:44:50,408 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 03:44:50,409 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 03:44:50,411 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 03:44:50,411 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 03:44:50,411 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 03:44:50,411 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 03:44:50,412 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 03:44:50,412 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 03:44:50,412 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 03:44:50,412 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 03:44:50,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 03:44:50,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 03:44:50,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 03:44:50,414 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 03:44:50,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 03:44:50,415 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 03:44:50,415 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 03:44:50,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 03:44:50,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 03:44:50,416 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 03:44:50,416 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 03:44:50,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 03:44:50,416 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 03:44:50,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 03:44:50,417 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 03:44:50,417 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 03:44:50,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 03:44:50,417 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 03:44:50,417 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 03:44:50,417 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true; [2020-08-22 03:44:50,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 03:44:50,725 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 03:44:50,728 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 03:44:50,730 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 03:44:50,731 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 03:44:50,731 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c [2020-08-22 03:44:50,795 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b2ff169cb/263c143b0ada42f9aa2b2a6413584925/FLAG82a9f21b7 [2020-08-22 03:44:51,308 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 03:44:51,311 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c [2020-08-22 03:44:51,326 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b2ff169cb/263c143b0ada42f9aa2b2a6413584925/FLAG82a9f21b7 [2020-08-22 03:44:51,580 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b2ff169cb/263c143b0ada42f9aa2b2a6413584925 [2020-08-22 03:44:51,589 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 03:44:51,591 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 03:44:51,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 03:44:51,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 03:44:51,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 03:44:51,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 03:44:51" (1/1) ... [2020-08-22 03:44:51,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f9a5625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:44:51, skipping insertion in model container [2020-08-22 03:44:51,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 03:44:51" (1/1) ... [2020-08-22 03:44:51,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 03:44:51,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 03:44:52,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 03:44:52,116 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 03:44:52,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 03:44:52,230 INFO L208 MainTranslator]: Completed translation [2020-08-22 03:44:52,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:44:52 WrapperNode [2020-08-22 03:44:52,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 03:44:52,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 03:44:52,232 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 03:44:52,232 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 03:44:52,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:44:52" (1/1) ... [2020-08-22 03:44:52,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:44:52" (1/1) ... [2020-08-22 03:44:52,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:44:52" (1/1) ... [2020-08-22 03:44:52,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:44:52" (1/1) ... [2020-08-22 03:44:52,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:44:52" (1/1) ... [2020-08-22 03:44:52,310 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:44:52" (1/1) ... [2020-08-22 03:44:52,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:44:52" (1/1) ... [2020-08-22 03:44:52,324 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 03:44:52,325 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 03:44:52,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 03:44:52,325 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 03:44:52,326 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:44:52" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 03:44:52,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 03:44:52,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 03:44:52,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-22 03:44:52,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-22 03:44:52,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-22 03:44:52,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-22 03:44:52,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-22 03:44:52,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-22 03:44:52,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-22 03:44:52,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-22 03:44:52,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-22 03:44:52,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-22 03:44:52,395 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-22 03:44:52,395 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-22 03:44:52,395 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-22 03:44:52,396 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-22 03:44:52,396 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 03:44:52,396 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-22 03:44:52,396 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-22 03:44:52,396 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-22 03:44:52,396 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-22 03:44:52,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-22 03:44:52,397 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-22 03:44:52,397 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-08-22 03:44:52,397 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-22 03:44:52,397 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-08-22 03:44:52,397 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-22 03:44:52,398 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-22 03:44:52,398 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-22 03:44:52,398 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-22 03:44:52,398 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-22 03:44:52,398 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-22 03:44:52,398 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-22 03:44:52,399 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-22 03:44:52,399 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-22 03:44:52,399 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-22 03:44:52,399 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-22 03:44:52,399 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-22 03:44:52,399 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-22 03:44:52,400 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-22 03:44:52,400 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 03:44:52,400 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 03:44:52,400 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-22 03:44:52,400 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-22 03:44:52,400 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-22 03:44:52,401 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-22 03:44:52,401 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-22 03:44:52,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-22 03:44:52,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-22 03:44:52,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-22 03:44:52,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-22 03:44:52,401 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-22 03:44:52,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-22 03:44:52,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-22 03:44:52,402 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-22 03:44:52,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-22 03:44:52,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-22 03:44:52,403 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-22 03:44:52,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-22 03:44:52,403 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-22 03:44:52,403 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-22 03:44:52,403 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-22 03:44:52,403 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-22 03:44:52,403 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-22 03:44:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-22 03:44:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-22 03:44:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-22 03:44:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-22 03:44:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-22 03:44:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-22 03:44:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-22 03:44:52,405 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-22 03:44:52,405 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-22 03:44:52,405 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-22 03:44:52,405 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-22 03:44:52,405 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-22 03:44:52,405 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-22 03:44:52,406 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-22 03:44:52,406 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 03:44:52,406 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-22 03:44:52,406 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-22 03:44:52,406 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-22 03:44:52,406 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-22 03:44:52,406 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-22 03:44:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-22 03:44:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-22 03:44:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-22 03:44:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-22 03:44:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-08-22 03:44:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-22 03:44:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-08-22 03:44:52,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 03:44:52,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-22 03:44:52,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 03:44:53,443 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 03:44:53,444 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-22 03:44:53,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 03:44:53 BoogieIcfgContainer [2020-08-22 03:44:53,453 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 03:44:53,455 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 03:44:53,455 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 03:44:53,459 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 03:44:53,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 03:44:51" (1/3) ... [2020-08-22 03:44:53,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75ad4e65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 03:44:53, skipping insertion in model container [2020-08-22 03:44:53,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:44:52" (2/3) ... [2020-08-22 03:44:53,461 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75ad4e65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 03:44:53, skipping insertion in model container [2020-08-22 03:44:53,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 03:44:53" (3/3) ... [2020-08-22 03:44:53,464 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product16.cil.c [2020-08-22 03:44:53,476 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 03:44:53,483 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 03:44:53,498 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 03:44:53,521 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 03:44:53,521 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 03:44:53,521 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 03:44:53,522 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 03:44:53,522 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 03:44:53,522 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 03:44:53,522 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 03:44:53,522 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 03:44:53,544 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2020-08-22 03:44:53,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-22 03:44:53,555 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 03:44:53,556 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 03:44:53,556 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 03:44:53,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 03:44:53,563 INFO L82 PathProgramCache]: Analyzing trace with hash 946529218, now seen corresponding path program 1 times [2020-08-22 03:44:53,572 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 03:44:53,572 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [913905522] [2020-08-22 03:44:53,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 03:44:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:54,270 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 03:44:54,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 03:44:54,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:54,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 03:44:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:54,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 03:44:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:54,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 03:44:54,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:54,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 03:44:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:54,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 03:44:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:54,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 03:44:54,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:54,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 03:44:54,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:54,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-22 03:44:54,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:54,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-22 03:44:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:54,435 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-22 03:44:54,436 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [913905522] [2020-08-22 03:44:54,438 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 03:44:54,439 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-22 03:44:54,440 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674330827] [2020-08-22 03:44:54,448 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-22 03:44:54,448 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 03:44:54,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-22 03:44:54,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-22 03:44:54,467 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 4 states. [2020-08-22 03:44:55,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 03:44:55,580 INFO L93 Difference]: Finished difference Result 274 states and 355 transitions. [2020-08-22 03:44:55,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-22 03:44:55,583 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-22 03:44:55,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 03:44:55,607 INFO L225 Difference]: With dead ends: 274 [2020-08-22 03:44:55,607 INFO L226 Difference]: Without dead ends: 153 [2020-08-22 03:44:55,613 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-22 03:44:55,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-08-22 03:44:55,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 122. [2020-08-22 03:44:55,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-08-22 03:44:55,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 142 transitions. [2020-08-22 03:44:55,696 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 142 transitions. Word has length 59 [2020-08-22 03:44:55,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 03:44:55,697 INFO L479 AbstractCegarLoop]: Abstraction has 122 states and 142 transitions. [2020-08-22 03:44:55,697 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-22 03:44:55,697 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 142 transitions. [2020-08-22 03:44:55,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-22 03:44:55,701 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 03:44:55,701 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 03:44:55,702 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 03:44:55,702 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 03:44:55,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 03:44:55,703 INFO L82 PathProgramCache]: Analyzing trace with hash -1414390052, now seen corresponding path program 1 times [2020-08-22 03:44:55,703 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 03:44:55,703 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1787966957] [2020-08-22 03:44:55,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 03:44:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:56,045 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 03:44:56,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 03:44:56,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:56,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 03:44:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:56,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 03:44:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:56,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 03:44:56,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:56,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 03:44:56,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:56,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 03:44:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:56,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-22 03:44:56,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:56,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 03:44:56,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:56,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-22 03:44:56,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:56,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-22 03:44:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:56,101 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-22 03:44:56,101 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1787966957] [2020-08-22 03:44:56,102 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 03:44:56,102 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-22 03:44:56,102 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399643097] [2020-08-22 03:44:56,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 03:44:56,104 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 03:44:56,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 03:44:56,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-22 03:44:56,105 INFO L87 Difference]: Start difference. First operand 122 states and 142 transitions. Second operand 5 states. [2020-08-22 03:44:56,536 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-22 03:44:57,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 03:44:57,274 INFO L93 Difference]: Finished difference Result 209 states and 255 transitions. [2020-08-22 03:44:57,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 03:44:57,276 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-08-22 03:44:57,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 03:44:57,278 INFO L225 Difference]: With dead ends: 209 [2020-08-22 03:44:57,279 INFO L226 Difference]: Without dead ends: 143 [2020-08-22 03:44:57,280 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-22 03:44:57,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2020-08-22 03:44:57,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 113. [2020-08-22 03:44:57,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2020-08-22 03:44:57,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 130 transitions. [2020-08-22 03:44:57,333 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 130 transitions. Word has length 60 [2020-08-22 03:44:57,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 03:44:57,333 INFO L479 AbstractCegarLoop]: Abstraction has 113 states and 130 transitions. [2020-08-22 03:44:57,334 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 03:44:57,334 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 130 transitions. [2020-08-22 03:44:57,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-08-22 03:44:57,345 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 03:44:57,346 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 03:44:57,346 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 03:44:57,346 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 03:44:57,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 03:44:57,346 INFO L82 PathProgramCache]: Analyzing trace with hash 2104301495, now seen corresponding path program 1 times [2020-08-22 03:44:57,347 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 03:44:57,347 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2049658398] [2020-08-22 03:44:57,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 03:44:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:57,737 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 03:44:57,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 03:44:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:57,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 03:44:57,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:57,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 03:44:57,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:57,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 03:44:57,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:57,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 03:44:57,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:57,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 03:44:57,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:57,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-22 03:44:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:57,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 03:44:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:57,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-22 03:44:57,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:57,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-08-22 03:44:57,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:44:57,922 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-22 03:44:57,923 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2049658398] [2020-08-22 03:44:57,923 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 03:44:57,923 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 03:44:57,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044745322] [2020-08-22 03:44:57,924 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 03:44:57,924 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 03:44:57,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 03:44:57,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-22 03:44:57,925 INFO L87 Difference]: Start difference. First operand 113 states and 130 transitions. Second operand 9 states. [2020-08-22 03:44:58,292 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-22 03:44:58,612 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 03:44:58,878 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 03:44:59,108 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 03:45:00,017 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-22 03:45:01,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 03:45:01,430 INFO L93 Difference]: Finished difference Result 384 states and 475 transitions. [2020-08-22 03:45:01,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-22 03:45:01,431 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-08-22 03:45:01,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 03:45:01,439 INFO L225 Difference]: With dead ends: 384 [2020-08-22 03:45:01,440 INFO L226 Difference]: Without dead ends: 299 [2020-08-22 03:45:01,443 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-22 03:45:01,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2020-08-22 03:45:01,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 242. [2020-08-22 03:45:01,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-08-22 03:45:01,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 292 transitions. [2020-08-22 03:45:01,586 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 292 transitions. Word has length 65 [2020-08-22 03:45:01,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 03:45:01,589 INFO L479 AbstractCegarLoop]: Abstraction has 242 states and 292 transitions. [2020-08-22 03:45:01,589 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 03:45:01,589 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 292 transitions. [2020-08-22 03:45:01,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-08-22 03:45:01,593 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 03:45:01,594 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 03:45:01,594 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 03:45:01,594 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 03:45:01,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 03:45:01,595 INFO L82 PathProgramCache]: Analyzing trace with hash -571389210, now seen corresponding path program 1 times [2020-08-22 03:45:01,595 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 03:45:01,595 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1944136521] [2020-08-22 03:45:01,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 03:45:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:45:01,947 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 03:45:01,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 03:45:01,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:45:01,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 03:45:01,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:45:01,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 03:45:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:45:01,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 03:45:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:45:01,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 03:45:01,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:45:01,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 03:45:01,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:45:02,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 03:45:02,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:45:02,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-22 03:45:02,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:45:02,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 03:45:02,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:45:02,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-22 03:45:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:45:02,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-08-22 03:45:02,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 03:45:02,041 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-22 03:45:02,042 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1944136521] [2020-08-22 03:45:02,042 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 03:45:02,042 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 03:45:02,043 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294612108] [2020-08-22 03:45:02,043 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 03:45:02,043 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 03:45:02,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 03:45:02,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-22 03:45:02,044 INFO L87 Difference]: Start difference. First operand 242 states and 292 transitions. Second operand 9 states. [2020-08-22 03:45:02,441 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-22 03:45:03,168 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 03:45:03,789 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 03:45:04,045 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 03:45:04,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 03:45:04,246 INFO L93 Difference]: Finished difference Result 451 states and 591 transitions. [2020-08-22 03:45:04,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 03:45:04,247 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-08-22 03:45:04,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 03:45:04,248 INFO L225 Difference]: With dead ends: 451 [2020-08-22 03:45:04,248 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 03:45:04,251 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-08-22 03:45:04,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 03:45:04,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 03:45:04,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 03:45:04,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 03:45:04,252 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-08-22 03:45:04,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 03:45:04,253 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 03:45:04,253 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 03:45:04,253 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 03:45:04,253 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 03:45:04,253 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-22 03:45:04,255 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 03:45:06,680 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-22 03:45:06,846 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 03:45:07,061 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 03:45:07,227 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 03:45:07,375 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-08-22 03:45:07,537 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 03:45:07,735 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 03:45:08,033 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-22 03:45:08,381 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-08-22 03:45:08,536 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 03:45:08,708 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 03:45:09,032 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-22 03:45:09,363 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-22 03:45:09,685 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-22 03:45:09,884 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 03:45:10,045 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 03:45:10,225 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 03:45:10,386 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 03:45:10,526 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-22 03:45:10,664 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-22 03:45:10,827 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 03:45:11,037 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-22 03:45:11,218 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-22 03:45:11,529 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11 [2020-08-22 03:45:11,535 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-08-22 03:45:11,535 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-08-22 03:45:11,536 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-08-22 03:45:11,536 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-08-22 03:45:11,536 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-08-22 03:45:11,536 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-08-22 03:45:11,537 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-08-22 03:45:11,537 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-08-22 03:45:11,537 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-08-22 03:45:11,537 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-08-22 03:45:11,537 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-08-22 03:45:11,537 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-08-22 03:45:11,538 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-08-22 03:45:11,538 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-08-22 03:45:11,538 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-08-22 03:45:11,538 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-08-22 03:45:11,538 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-08-22 03:45:11,538 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-08-22 03:45:11,539 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 581 587) the Hoare annotation is: true [2020-08-22 03:45:11,539 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 581 587) no Hoare annotation was computed. [2020-08-22 03:45:11,539 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 588 596) no Hoare annotation was computed. [2020-08-22 03:45:11,539 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 588 596) the Hoare annotation is: true [2020-08-22 03:45:11,539 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 588 596) no Hoare annotation was computed. [2020-08-22 03:45:11,539 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 410 417) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-22 03:45:11,540 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 410 417) no Hoare annotation was computed. [2020-08-22 03:45:11,540 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 410 417) no Hoare annotation was computed. [2020-08-22 03:45:11,540 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 418 427) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-08-22 03:45:11,540 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 418 427) no Hoare annotation was computed. [2020-08-22 03:45:11,540 INFO L268 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-08-22 03:45:11,540 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 418 427) no Hoare annotation was computed. [2020-08-22 03:45:11,540 INFO L264 CegarLoopResult]: At program point L443(line 443) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-22 03:45:11,540 INFO L268 CegarLoopResult]: For program point L441(lines 441 447) no Hoare annotation was computed. [2020-08-22 03:45:11,541 INFO L268 CegarLoopResult]: For program point L440(lines 440 450) no Hoare annotation was computed. [2020-08-22 03:45:11,541 INFO L271 CegarLoopResult]: At program point L438(line 438) the Hoare annotation is: true [2020-08-22 03:45:11,541 INFO L268 CegarLoopResult]: For program point L438-1(line 438) no Hoare annotation was computed. [2020-08-22 03:45:11,541 INFO L268 CegarLoopResult]: For program point L436(lines 436 453) no Hoare annotation was computed. [2020-08-22 03:45:11,541 INFO L268 CegarLoopResult]: For program point L436-1(lines 428 456) no Hoare annotation was computed. [2020-08-22 03:45:11,541 INFO L271 CegarLoopResult]: At program point L434(line 434) the Hoare annotation is: true [2020-08-22 03:45:11,541 INFO L268 CegarLoopResult]: For program point L434-1(line 434) no Hoare annotation was computed. [2020-08-22 03:45:11,541 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 428 456) the Hoare annotation is: true [2020-08-22 03:45:11,542 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 428 456) no Hoare annotation was computed. [2020-08-22 03:45:11,542 INFO L264 CegarLoopResult]: At program point L545(line 545) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 03:45:11,542 INFO L264 CegarLoopResult]: At program point L545-1(line 545) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 03:45:11,542 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 539 561) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 03:45:11,542 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 539 561) no Hoare annotation was computed. [2020-08-22 03:45:11,543 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 539 561) no Hoare annotation was computed. [2020-08-22 03:45:11,543 INFO L264 CegarLoopResult]: At program point L551(line 551) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 03:45:11,543 INFO L264 CegarLoopResult]: At program point L551-1(line 551) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 03:45:11,543 INFO L268 CegarLoopResult]: For program point L549(lines 549 556) no Hoare annotation was computed. [2020-08-22 03:45:11,543 INFO L268 CegarLoopResult]: For program point L549-1(lines 549 556) no Hoare annotation was computed. [2020-08-22 03:45:11,543 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-08-22 03:45:11,544 INFO L264 CegarLoopResult]: At program point L546(line 546) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 03:45:11,544 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 493 516) no Hoare annotation was computed. [2020-08-22 03:45:11,544 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-08-22 03:45:11,544 INFO L268 CegarLoopResult]: For program point L510(line 510) no Hoare annotation was computed. [2020-08-22 03:45:11,544 INFO L268 CegarLoopResult]: For program point L509(line 509) no Hoare annotation was computed. [2020-08-22 03:45:11,544 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 493 516) no Hoare annotation was computed. [2020-08-22 03:45:11,544 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-08-22 03:45:11,545 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 493 516) no Hoare annotation was computed. [2020-08-22 03:45:11,545 INFO L268 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-08-22 03:45:11,545 INFO L268 CegarLoopResult]: For program point L506(line 506) no Hoare annotation was computed. [2020-08-22 03:45:11,545 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-08-22 03:45:11,545 INFO L268 CegarLoopResult]: For program point L504(line 504) no Hoare annotation was computed. [2020-08-22 03:45:11,545 INFO L268 CegarLoopResult]: For program point L503(line 503) no Hoare annotation was computed. [2020-08-22 03:45:11,545 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-08-22 03:45:11,545 INFO L268 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-08-22 03:45:11,546 INFO L268 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-08-22 03:45:11,546 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-08-22 03:45:11,546 INFO L268 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-08-22 03:45:11,546 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 644 650) no Hoare annotation was computed. [2020-08-22 03:45:11,546 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 644 650) the Hoare annotation is: true [2020-08-22 03:45:11,546 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 766 780) no Hoare annotation was computed. [2020-08-22 03:45:11,546 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 766 780) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-22 03:45:11,546 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 766 780) no Hoare annotation was computed. [2020-08-22 03:45:11,547 INFO L264 CegarLoopResult]: At program point L772(line 772) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-22 03:45:11,547 INFO L268 CegarLoopResult]: For program point L770(lines 770 776) no Hoare annotation was computed. [2020-08-22 03:45:11,547 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 677 684) no Hoare annotation was computed. [2020-08-22 03:45:11,547 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 677 684) no Hoare annotation was computed. [2020-08-22 03:45:11,547 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 677 684) no Hoare annotation was computed. [2020-08-22 03:45:11,547 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 721 729) no Hoare annotation was computed. [2020-08-22 03:45:11,547 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 721 729) the Hoare annotation is: true [2020-08-22 03:45:11,547 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 721 729) no Hoare annotation was computed. [2020-08-22 03:45:11,548 INFO L268 CegarLoopResult]: For program point L737(lines 737 745) no Hoare annotation was computed. [2020-08-22 03:45:11,548 INFO L268 CegarLoopResult]: For program point L737-2(lines 737 745) no Hoare annotation was computed. [2020-08-22 03:45:11,548 INFO L268 CegarLoopResult]: For program point L760(line 760) no Hoare annotation was computed. [2020-08-22 03:45:11,548 INFO L268 CegarLoopResult]: For program point L760-1(line 760) no Hoare annotation was computed. [2020-08-22 03:45:11,548 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 730 765) no Hoare annotation was computed. [2020-08-22 03:45:11,548 INFO L268 CegarLoopResult]: For program point L749(lines 749 757) no Hoare annotation was computed. [2020-08-22 03:45:11,548 INFO L268 CegarLoopResult]: For program point L749-2(lines 749 757) no Hoare annotation was computed. [2020-08-22 03:45:11,548 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 730 765) no Hoare annotation was computed. [2020-08-22 03:45:11,548 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 730 765) no Hoare annotation was computed. [2020-08-22 03:45:11,549 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 574 580) no Hoare annotation was computed. [2020-08-22 03:45:11,549 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 574 580) the Hoare annotation is: true [2020-08-22 03:45:11,549 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-08-22 03:45:11,549 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-08-22 03:45:11,549 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-08-22 03:45:11,549 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-08-22 03:45:11,549 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-08-22 03:45:11,549 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-08-22 03:45:11,549 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-08-22 03:45:11,550 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-08-22 03:45:11,550 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-08-22 03:45:11,550 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 525 535) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 03:45:11,550 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 525 535) no Hoare annotation was computed. [2020-08-22 03:45:11,550 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 525 535) no Hoare annotation was computed. [2020-08-22 03:45:11,550 INFO L264 CegarLoopResult]: At program point L530(line 530) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 03:45:11,550 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 710 720) the Hoare annotation is: true [2020-08-22 03:45:11,551 INFO L271 CegarLoopResult]: At program point L715(line 715) the Hoare annotation is: true [2020-08-22 03:45:11,551 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 710 720) no Hoare annotation was computed. [2020-08-22 03:45:11,551 INFO L268 CegarLoopResult]: For program point L715-1(line 715) no Hoare annotation was computed. [2020-08-22 03:45:11,551 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 710 720) no Hoare annotation was computed. [2020-08-22 03:45:11,551 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 702 709) the Hoare annotation is: true [2020-08-22 03:45:11,551 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 702 709) no Hoare annotation was computed. [2020-08-22 03:45:11,551 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 702 709) no Hoare annotation was computed. [2020-08-22 03:45:11,551 INFO L264 CegarLoopResult]: At program point L671(line 671) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 03:45:11,552 INFO L268 CegarLoopResult]: For program point L671-1(lines 652 676) no Hoare annotation was computed. [2020-08-22 03:45:11,552 INFO L264 CegarLoopResult]: At program point L666(line 666) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 03:45:11,552 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 652 676) no Hoare annotation was computed. [2020-08-22 03:45:11,552 INFO L264 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 03:45:11,552 INFO L268 CegarLoopResult]: For program point L660(lines 660 668) no Hoare annotation was computed. [2020-08-22 03:45:11,552 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 652 676) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 03:45:11,552 INFO L264 CegarLoopResult]: At program point L658(line 658) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 03:45:11,553 INFO L268 CegarLoopResult]: For program point L658-1(line 658) no Hoare annotation was computed. [2020-08-22 03:45:11,553 INFO L268 CegarLoopResult]: For program point L656(lines 656 673) no Hoare annotation was computed. [2020-08-22 03:45:11,553 INFO L268 CegarLoopResult]: For program point L801(lines 800 849) no Hoare annotation was computed. [2020-08-22 03:45:11,553 INFO L264 CegarLoopResult]: At program point L832(line 832) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 03:45:11,553 INFO L264 CegarLoopResult]: At program point testENTRY(lines 790 857) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 03:45:11,553 INFO L268 CegarLoopResult]: For program point L830(lines 830 845) no Hoare annotation was computed. [2020-08-22 03:45:11,554 INFO L268 CegarLoopResult]: For program point testFINAL(lines 790 857) no Hoare annotation was computed. [2020-08-22 03:45:11,554 INFO L264 CegarLoopResult]: At program point L822(line 822) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 03:45:11,554 INFO L268 CegarLoopResult]: For program point L820(lines 820 826) no Hoare annotation was computed. [2020-08-22 03:45:11,554 INFO L268 CegarLoopResult]: For program point L820-1(lines 820 826) no Hoare annotation was computed. [2020-08-22 03:45:11,554 INFO L264 CegarLoopResult]: At program point L847(lines 800 849) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 03:45:11,554 INFO L264 CegarLoopResult]: At program point L812(line 812) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 03:45:11,554 INFO L268 CegarLoopResult]: For program point L810(lines 810 816) no Hoare annotation was computed. [2020-08-22 03:45:11,554 INFO L268 CegarLoopResult]: For program point L810-1(lines 810 816) no Hoare annotation was computed. [2020-08-22 03:45:11,555 INFO L268 CegarLoopResult]: For program point L802(lines 802 806) no Hoare annotation was computed. [2020-08-22 03:45:11,555 INFO L264 CegarLoopResult]: At program point L850(lines 799 851) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 03:45:11,555 INFO L264 CegarLoopResult]: At program point L840(line 840) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 03:45:11,555 INFO L268 CegarLoopResult]: For program point L838(lines 838 844) no Hoare annotation was computed. [2020-08-22 03:45:11,555 INFO L264 CegarLoopResult]: At program point L838-1(lines 830 845) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 03:45:11,555 INFO L268 CegarLoopResult]: For program point testEXIT(lines 790 857) no Hoare annotation was computed. [2020-08-22 03:45:11,555 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-08-22 03:45:11,556 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-08-22 03:45:11,556 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-08-22 03:45:11,556 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-08-22 03:45:11,556 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-08-22 03:45:11,556 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-08-22 03:45:11,556 INFO L268 CegarLoopResult]: For program point L914-2(lines 914 922) no Hoare annotation was computed. [2020-08-22 03:45:11,556 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 906 928) no Hoare annotation was computed. [2020-08-22 03:45:11,556 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 906 928) no Hoare annotation was computed. [2020-08-22 03:45:11,557 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 906 928) no Hoare annotation was computed. [2020-08-22 03:45:11,557 INFO L268 CegarLoopResult]: For program point L914(lines 914 922) no Hoare annotation was computed. [2020-08-22 03:45:11,557 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-08-22 03:45:11,557 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-08-22 03:45:11,557 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-08-22 03:45:11,557 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-08-22 03:45:11,557 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-08-22 03:45:11,557 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-08-22 03:45:11,557 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-08-22 03:45:11,557 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-08-22 03:45:11,557 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-08-22 03:45:11,557 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-08-22 03:45:11,558 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-08-22 03:45:11,558 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-08-22 03:45:11,558 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-08-22 03:45:11,558 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-08-22 03:45:11,558 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-08-22 03:45:11,558 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-08-22 03:45:11,558 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 564 573) no Hoare annotation was computed. [2020-08-22 03:45:11,558 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 564 573) no Hoare annotation was computed. [2020-08-22 03:45:11,558 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 564 573) no Hoare annotation was computed. [2020-08-22 03:45:11,558 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-22 03:45:11,559 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-22 03:45:11,559 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-22 03:45:11,559 INFO L268 CegarLoopResult]: For program point L690-1(line 690) no Hoare annotation was computed. [2020-08-22 03:45:11,559 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 685 701) no Hoare annotation was computed. [2020-08-22 03:45:11,559 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 685 701) no Hoare annotation was computed. [2020-08-22 03:45:11,559 INFO L268 CegarLoopResult]: For program point L696(line 696) no Hoare annotation was computed. [2020-08-22 03:45:11,559 INFO L268 CegarLoopResult]: For program point L696-1(lines 685 701) no Hoare annotation was computed. [2020-08-22 03:45:11,559 INFO L268 CegarLoopResult]: For program point L692(lines 692 698) no Hoare annotation was computed. [2020-08-22 03:45:11,560 INFO L268 CegarLoopResult]: For program point L690(line 690) no Hoare annotation was computed. [2020-08-22 03:45:11,560 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 929 937) the Hoare annotation is: true [2020-08-22 03:45:11,560 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 929 937) no Hoare annotation was computed. [2020-08-22 03:45:11,560 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 929 937) no Hoare annotation was computed. [2020-08-22 03:45:11,560 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-22 03:45:11,560 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-22 03:45:11,560 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-22 03:45:11,560 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 885 896) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-22 03:45:11,560 INFO L268 CegarLoopResult]: For program point L889-1(lines 885 896) no Hoare annotation was computed. [2020-08-22 03:45:11,561 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 885 896) no Hoare annotation was computed. [2020-08-22 03:45:11,561 INFO L264 CegarLoopResult]: At program point L633(line 633) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 03:45:11,561 INFO L264 CegarLoopResult]: At program point L631(lines 631 637) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-22 03:45:11,561 INFO L264 CegarLoopResult]: At program point L626(line 626) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-22 03:45:11,561 INFO L268 CegarLoopResult]: For program point L624(lines 620 642) no Hoare annotation was computed. [2020-08-22 03:45:11,561 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 617 643) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 03:45:11,561 INFO L268 CegarLoopResult]: For program point L622(lines 620 642) no Hoare annotation was computed. [2020-08-22 03:45:11,561 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 617 643) no Hoare annotation was computed. [2020-08-22 03:45:11,562 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 617 643) no Hoare annotation was computed. [2020-08-22 03:45:11,562 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-08-22 03:45:11,562 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 460 489) no Hoare annotation was computed. [2020-08-22 03:45:11,562 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 460 489) the Hoare annotation is: true [2020-08-22 03:45:11,562 INFO L268 CegarLoopResult]: For program point L474(lines 474 478) no Hoare annotation was computed. [2020-08-22 03:45:11,562 INFO L271 CegarLoopResult]: At program point L474-1(lines 474 478) the Hoare annotation is: true [2020-08-22 03:45:11,562 INFO L268 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-08-22 03:45:11,562 INFO L271 CegarLoopResult]: At program point L470-2(lines 470 484) the Hoare annotation is: true [2020-08-22 03:45:11,563 INFO L271 CegarLoopResult]: At program point L466(line 466) the Hoare annotation is: true [2020-08-22 03:45:11,563 INFO L268 CegarLoopResult]: For program point L466-1(line 466) no Hoare annotation was computed. [2020-08-22 03:45:11,563 INFO L271 CegarLoopResult]: At program point L485(lines 460 489) the Hoare annotation is: true [2020-08-22 03:45:11,563 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 897 905) the Hoare annotation is: true [2020-08-22 03:45:11,563 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 897 905) no Hoare annotation was computed. [2020-08-22 03:45:11,563 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 897 905) no Hoare annotation was computed. [2020-08-22 03:45:11,563 INFO L268 CegarLoopResult]: For program point L865-1(lines 861 872) no Hoare annotation was computed. [2020-08-22 03:45:11,563 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 861 872) the Hoare annotation is: true [2020-08-22 03:45:11,564 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 861 872) no Hoare annotation was computed. [2020-08-22 03:45:11,564 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 517 523) no Hoare annotation was computed. [2020-08-22 03:45:11,564 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 517 523) the Hoare annotation is: true [2020-08-22 03:45:11,564 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-22 03:45:11,564 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-22 03:45:11,564 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 03:45:11,564 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-22 03:45:11,564 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 781 788) no Hoare annotation was computed. [2020-08-22 03:45:11,565 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 781 788) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-08-22 03:45:11,565 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 781 788) no Hoare annotation was computed. [2020-08-22 03:45:11,565 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 873 884) no Hoare annotation was computed. [2020-08-22 03:45:11,565 INFO L268 CegarLoopResult]: For program point L877-1(lines 873 884) no Hoare annotation was computed. [2020-08-22 03:45:11,565 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 873 884) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-22 03:45:11,565 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 598 605) no Hoare annotation was computed. [2020-08-22 03:45:11,565 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 602) no Hoare annotation was computed. [2020-08-22 03:45:11,566 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 598 605) the Hoare annotation is: true [2020-08-22 03:45:11,566 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 598 605) no Hoare annotation was computed. [2020-08-22 03:45:11,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 03:45:11 BoogieIcfgContainer [2020-08-22 03:45:11,584 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 03:45:11,586 INFO L168 Benchmark]: Toolchain (without parser) took 19995.10 ms. Allocated memory was 140.5 MB in the beginning and 534.2 MB in the end (delta: 393.7 MB). Free memory was 102.4 MB in the beginning and 289.2 MB in the end (delta: -186.9 MB). Peak memory consumption was 411.0 MB. Max. memory is 7.1 GB. [2020-08-22 03:45:11,587 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-22 03:45:11,588 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.15 ms. Allocated memory was 140.5 MB in the beginning and 204.5 MB in the end (delta: 64.0 MB). Free memory was 102.2 MB in the beginning and 173.5 MB in the end (delta: -71.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2020-08-22 03:45:11,589 INFO L168 Benchmark]: Boogie Preprocessor took 92.76 ms. Allocated memory is still 204.5 MB. Free memory was 173.5 MB in the beginning and 169.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-08-22 03:45:11,590 INFO L168 Benchmark]: RCFGBuilder took 1128.93 ms. Allocated memory was 204.5 MB in the beginning and 235.4 MB in the end (delta: 30.9 MB). Free memory was 169.4 MB in the beginning and 195.0 MB in the end (delta: -25.6 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. [2020-08-22 03:45:11,590 INFO L168 Benchmark]: TraceAbstraction took 18128.70 ms. Allocated memory was 235.4 MB in the beginning and 534.2 MB in the end (delta: 298.8 MB). Free memory was 195.0 MB in the beginning and 289.2 MB in the end (delta: -94.3 MB). Peak memory consumption was 408.7 MB. Max. memory is 7.1 GB. [2020-08-22 03:45:11,594 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 639.15 ms. Allocated memory was 140.5 MB in the beginning and 204.5 MB in the end (delta: 64.0 MB). Free memory was 102.2 MB in the beginning and 173.5 MB in the end (delta: -71.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.76 ms. Allocated memory is still 204.5 MB. Free memory was 173.5 MB in the beginning and 169.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1128.93 ms. Allocated memory was 204.5 MB in the beginning and 235.4 MB in the end (delta: 30.9 MB). Free memory was 169.4 MB in the beginning and 195.0 MB in the end (delta: -25.6 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18128.70 ms. Allocated memory was 235.4 MB in the beginning and 534.2 MB in the end (delta: 298.8 MB). Free memory was 195.0 MB in the beginning and 289.2 MB in the end (delta: -94.3 MB). Peak memory consumption was 408.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 602]: 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: 800]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 231 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.7s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 8.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 438 SDtfs, 644 SDslu, 402 SDs, 0 SdLazy, 1599 SolverSat, 457 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 118 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 306 PreInvPairs, 359 NumberOfFragments, 693 HoareAnnotationTreeSize, 306 FomulaSimplifications, 25020 FormulaSimplificationTreeSizeReduction, 2.1s HoareSimplificationTime, 57 FomulaSimplificationsInter, 9926 FormulaSimplificationTreeSizeReductionInter, 5.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 74374 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...