/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:05:27,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:05:27,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:05:27,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:05:27,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:05:27,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:05:27,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:05:27,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:05:27,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:05:27,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:05:27,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:05:27,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:05:27,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:05:27,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:05:27,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:05:27,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:05:27,209 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:05:27,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:05:27,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:05:27,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:05:27,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:05:27,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:05:27,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:05:27,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:05:27,245 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:05:27,245 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:05:27,246 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:05:27,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:05:27,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:05:27,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:05:27,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:05:27,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:05:27,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:05:27,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:05:27,254 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:05:27,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:05:27,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:05:27,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:05:27,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:05:27,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:05:27,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:05:27,259 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 [2020-10-28 17:05:27,287 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:05:27,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:05:27,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:05:27,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:05:27,290 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:05:27,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:05:27,291 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:05:27,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:05:27,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:05:27,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:05:27,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:05:27,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:05:27,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:05:27,293 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:05:27,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:05:27,293 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:05:27,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:05:27,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:05:27,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:05:27,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:05:27,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:05:27,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:05:27,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:05:27,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:05:27,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:05:27,296 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:05:27,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:05:27,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:05:27,297 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:05:27,297 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:05:27,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:05:27,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:05:27,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:05:27,693 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:05:27,693 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:05:27,694 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product10.cil.c [2020-10-28 17:05:27,777 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5e176dcf1/e682f75daf354a21b6727ee633af0e0f/FLAG0a40ffde0 [2020-10-28 17:05:28,402 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:05:28,402 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product10.cil.c [2020-10-28 17:05:28,424 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5e176dcf1/e682f75daf354a21b6727ee633af0e0f/FLAG0a40ffde0 [2020-10-28 17:05:28,706 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5e176dcf1/e682f75daf354a21b6727ee633af0e0f [2020-10-28 17:05:28,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:05:28,718 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:05:28,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:05:28,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:05:28,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:05:28,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:05:28" (1/1) ... [2020-10-28 17:05:28,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eab3d74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:28, skipping insertion in model container [2020-10-28 17:05:28,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:05:28" (1/1) ... [2020-10-28 17:05:28,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:05:28,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:05:29,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:05:29,100 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:05:29,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:05:29,224 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:05:29,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:29 WrapperNode [2020-10-28 17:05:29,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:05:29,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:05:29,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:05:29,226 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:05:29,240 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:29" (1/1) ... [2020-10-28 17:05:29,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:29" (1/1) ... [2020-10-28 17:05:29,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:29" (1/1) ... [2020-10-28 17:05:29,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:29" (1/1) ... [2020-10-28 17:05:29,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:29" (1/1) ... [2020-10-28 17:05:29,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:29" (1/1) ... [2020-10-28 17:05:29,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:29" (1/1) ... [2020-10-28 17:05:29,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:05:29,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:05:29,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:05:29,375 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:05:29,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:29" (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 [2020-10-28 17:05:29,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:05:29,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:05:29,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:05:29,463 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:05:29,463 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:05:29,464 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:05:29,464 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:05:29,464 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:05:29,464 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:05:29,464 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:05:29,464 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:05:29,464 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:05:29,465 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:05:29,465 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:05:29,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:05:29,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:05:29,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:05:29,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:05:29,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:05:29,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:05:29,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:05:29,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:05:29,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:05:29,466 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:05:29,467 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:05:29,467 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:05:29,467 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-28 17:05:29,467 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:05:29,467 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:05:29,467 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:05:29,467 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:05:29,468 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:05:29,468 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 17:05:29,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:05:29,468 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:05:29,468 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:05:29,468 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:05:29,468 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:05:29,468 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:05:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:05:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:05:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:05:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:05:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:05:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:05:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:05:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:05:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:05:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:05:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:05:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:05:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:05:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:05:29,471 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:05:29,471 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:05:29,471 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:05:29,471 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:05:29,471 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:05:29,471 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:05:29,472 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:05:29,472 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:05:29,472 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:05:29,472 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:05:29,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:05:29,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:05:29,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:05:29,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:05:29,473 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:05:29,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:05:29,473 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:05:29,473 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:05:29,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:05:29,473 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:05:29,474 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:05:29,474 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:05:29,474 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 17:05:29,474 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:05:29,474 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:05:29,474 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:05:29,475 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:05:29,475 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:05:29,475 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:05:29,475 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:05:29,475 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-28 17:05:29,475 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:05:29,475 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:05:29,476 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:05:29,476 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:05:29,476 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:05:29,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:05:29,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:05:29,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:05:30,719 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:05:30,719 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:05:30,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:05:30 BoogieIcfgContainer [2020-10-28 17:05:30,725 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:05:30,732 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:05:30,733 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:05:30,737 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:05:30,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:05:28" (1/3) ... [2020-10-28 17:05:30,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32f2507f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:05:30, skipping insertion in model container [2020-10-28 17:05:30,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:29" (2/3) ... [2020-10-28 17:05:30,740 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32f2507f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:05:30, skipping insertion in model container [2020-10-28 17:05:30,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:05:30" (3/3) ... [2020-10-28 17:05:30,742 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product10.cil.c [2020-10-28 17:05:30,778 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:05:30,784 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:05:30,800 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:05:30,847 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:05:30,848 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:05:30,848 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:05:30,848 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:05:30,849 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:05:30,850 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:05:30,850 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:05:30,850 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:05:30,882 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states. [2020-10-28 17:05:30,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-28 17:05:30,897 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:05:30,898 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] [2020-10-28 17:05:30,899 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:05:30,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:05:30,910 INFO L82 PathProgramCache]: Analyzing trace with hash 1045632518, now seen corresponding path program 1 times [2020-10-28 17:05:30,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:05:30,922 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1169758293] [2020-10-28 17:05:30,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:05:31,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:31,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:31,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:32,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:32,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:33,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:34,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:34,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:05:34,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:05:34,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3695 [2020-10-28 17:05:34,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:34,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:34,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:34,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 17:05:34,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:34,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-28 17:05:35,452 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:05:35,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:35,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:35,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 17:05:35,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:35,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:35,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:35,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:05:35,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:35,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:35,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:35,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:35,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:35,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:05:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:35,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:35,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:35,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:35,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:35,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:05:35,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:35,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:35,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:35,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:35,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:35,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:05:35,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:35,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:05:35,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:35,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:35,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:35,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:05:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:35,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:35,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:35,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:35,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:35,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:05:35,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:05:35,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:05:35,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:35,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:05:35,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:35,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:35,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:35,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:35,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:35,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:35,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:35,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:35,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 17:05:35,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:35,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:35,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:35,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:35,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:35,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:35,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:05:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:35,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:35,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:35,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:35,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:35,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:35,679 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:05:35,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1169758293] [2020-10-28 17:05:35,683 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:05:35,683 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:05:35,684 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290032977] [2020-10-28 17:05:35,689 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:05:35,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:05:35,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:05:35,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:05:35,707 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 4 states. [2020-10-28 17:05:36,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:05:36,546 INFO L93 Difference]: Finished difference Result 220 states and 290 transitions. [2020-10-28 17:05:36,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 17:05:36,549 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-10-28 17:05:36,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:05:36,562 INFO L225 Difference]: With dead ends: 220 [2020-10-28 17:05:36,563 INFO L226 Difference]: Without dead ends: 122 [2020-10-28 17:05:36,567 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:05:36,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2020-10-28 17:05:36,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 96. [2020-10-28 17:05:36,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-10-28 17:05:36,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 111 transitions. [2020-10-28 17:05:36,650 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 111 transitions. Word has length 60 [2020-10-28 17:05:36,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:05:36,650 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 111 transitions. [2020-10-28 17:05:36,650 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:05:36,651 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 111 transitions. [2020-10-28 17:05:36,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-28 17:05:36,654 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:05:36,654 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] [2020-10-28 17:05:36,654 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:05:36,655 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:05:36,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:05:36,655 INFO L82 PathProgramCache]: Analyzing trace with hash -979750338, now seen corresponding path program 1 times [2020-10-28 17:05:36,656 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:05:36,656 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1123068121] [2020-10-28 17:05:36,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:05:36,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:36,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:36,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:37,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:38,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:38,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:41,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:41,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 17:05:41,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:05:41,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4558 [2020-10-28 17:05:41,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:41,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:41,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:41,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 17:05:41,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:05:41,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:41,652 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:05:41,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:41,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:41,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:41,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:41,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:41,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:41,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-28 17:05:41,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:41,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:41,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:41,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:41,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:41,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:41,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:05:41,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:41,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:41,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:41,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:41,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:41,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:41,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:41,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:41,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:41,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:41,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:41,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:41,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:05:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:41,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:41,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:41,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:41,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:41,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:41,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:41,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:41,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:41,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:41,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:41,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:41,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:05:41,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:41,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:41,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:41,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:41,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:41,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:41,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:41,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:41,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:41,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:41,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:41,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:41,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:05:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:41,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:41,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:41,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:41,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:41,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:41,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:41,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:41,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:41,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:41,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:41,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:41,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:05:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:41,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:41,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:41,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:41,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:41,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:41,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:41,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:41,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:41,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:41,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:41,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-28 17:05:41,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:05:41,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:41,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:41,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:41,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:05:41,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:41,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:05:41,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:41,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:41,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:41,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:05:41,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:41,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:41,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:41,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:41,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:41,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:41,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:41,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:41,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:41,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:41,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:41,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:41,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:41,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:41,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 17:05:41,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:41,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:41,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:41,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:41,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:41,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:41,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:41,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:41,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:41,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:41,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:41,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:41,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:05:41,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:41,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:41,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:41,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:41,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:41,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:41,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:41,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:41,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:41,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:41,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:41,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:41,812 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:05:41,813 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1123068121] [2020-10-28 17:05:41,813 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:05:41,813 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:05:41,813 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545442356] [2020-10-28 17:05:41,817 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:05:41,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:05:41,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:05:41,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:05:41,819 INFO L87 Difference]: Start difference. First operand 96 states and 111 transitions. Second operand 5 states. [2020-10-28 17:05:42,467 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:05:43,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:05:43,143 INFO L93 Difference]: Finished difference Result 158 states and 194 transitions. [2020-10-28 17:05:43,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:05:43,144 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-10-28 17:05:43,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:05:43,151 INFO L225 Difference]: With dead ends: 158 [2020-10-28 17:05:43,151 INFO L226 Difference]: Without dead ends: 112 [2020-10-28 17:05:43,156 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:05:43,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2020-10-28 17:05:43,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 87. [2020-10-28 17:05:43,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-10-28 17:05:43,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 99 transitions. [2020-10-28 17:05:43,226 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 99 transitions. Word has length 61 [2020-10-28 17:05:43,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:05:43,226 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 99 transitions. [2020-10-28 17:05:43,226 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:05:43,226 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2020-10-28 17:05:43,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-28 17:05:43,229 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:05:43,229 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] [2020-10-28 17:05:43,229 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:05:43,230 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:05:43,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:05:43,230 INFO L82 PathProgramCache]: Analyzing trace with hash -43848235, now seen corresponding path program 1 times [2020-10-28 17:05:43,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:05:43,231 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [750192143] [2020-10-28 17:05:43,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:05:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:43,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:43,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:44,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:44,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:45,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:45,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-28 17:05:45,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:05:45,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2341 [2020-10-28 17:05:45,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:45,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:45,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:05:45,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:45,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-28 17:05:45,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:46,013 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:05:46,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:46,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:46,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:46,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:46,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:46,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-28 17:05:46,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:46,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:46,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:46,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:46,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:05:46,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:46,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:05:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:46,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:46,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:46,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:46,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:46,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:46,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:46,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:46,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:46,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:46,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:05:46,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:46,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:05:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:46,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:46,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:46,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:46,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:46,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:46,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:46,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:46,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:46,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:46,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:05:46,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:46,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:05:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:46,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:46,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:46,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:46,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:46,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:46,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:46,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:46,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:46,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:46,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:05:46,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:46,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:05:46,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:46,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:46,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:46,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:46,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:46,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:46,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:46,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:46,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:46,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:46,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:05:46,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:46,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:05:46,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:46,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:46,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:46,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:46,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:46,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:46,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:46,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:46,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:46,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:46,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:05:46,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:46,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:05:46,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:46,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:46,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:46,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:05:46,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:46,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:05:46,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:46,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:46,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:46,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:46,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:05:46,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:46,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:46,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:46,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:46,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:46,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:46,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:46,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:46,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:46,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:46,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:46,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:46,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:46,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:05:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:46,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:46,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:46,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:46,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:46,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:46,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:46,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:46,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:46,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:46,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:05:46,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:46,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 17:05:46,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:46,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:46,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:46,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:46,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:46,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:05:46,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:46,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:46,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:05:46,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:46,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:05:46,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:46,272 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 17:05:46,273 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [750192143] [2020-10-28 17:05:46,273 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:05:46,273 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:05:46,273 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097090146] [2020-10-28 17:05:46,274 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:05:46,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:05:46,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:05:46,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:05:46,275 INFO L87 Difference]: Start difference. First operand 87 states and 99 transitions. Second operand 8 states. [2020-10-28 17:05:46,822 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:05:47,931 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 209 [2020-10-28 17:05:48,602 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:05:48,905 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:05:48,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:05:48,980 INFO L93 Difference]: Finished difference Result 162 states and 204 transitions. [2020-10-28 17:05:48,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:05:48,984 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 66 [2020-10-28 17:05:48,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:05:48,985 INFO L225 Difference]: With dead ends: 162 [2020-10-28 17:05:48,985 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:05:48,987 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:05:48,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:05:48,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:05:48,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:05:48,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:05:48,988 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2020-10-28 17:05:48,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:05:48,988 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:05:48,988 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:05:48,989 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:05:48,989 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:05:48,989 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:05:48,991 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:05:50,090 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-28 17:05:50,316 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-28 17:05:50,529 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-28 17:05:50,697 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-28 17:05:50,883 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-28 17:05:51,078 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-10-28 17:05:51,291 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-28 17:05:51,468 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-10-28 17:05:51,730 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:05:51,920 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 12 [2020-10-28 17:05:52,154 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-28 17:05:52,346 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-10-28 17:05:52,583 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-10-28 17:05:52,765 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-10-28 17:05:52,970 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-28 17:05:52,974 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:05:52,974 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:05:52,974 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:05:52,975 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:05:52,975 INFO L274 CegarLoopResult]: For program point L316(lines 293 317) no Hoare annotation was computed. [2020-10-28 17:05:52,975 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 269 324) no Hoare annotation was computed. [2020-10-28 17:05:52,975 INFO L274 CegarLoopResult]: For program point L300(lines 300 304) no Hoare annotation was computed. [2020-10-28 17:05:52,975 INFO L274 CegarLoopResult]: For program point L300-1(lines 300 304) no Hoare annotation was computed. [2020-10-28 17:05:52,976 INFO L274 CegarLoopResult]: For program point L295(line 295) no Hoare annotation was computed. [2020-10-28 17:05:52,976 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 269 324) no Hoare annotation was computed. [2020-10-28 17:05:52,976 INFO L274 CegarLoopResult]: For program point L294-2(lines 294 315) no Hoare annotation was computed. [2020-10-28 17:05:52,976 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 269 324) no Hoare annotation was computed. [2020-10-28 17:05:52,976 INFO L274 CegarLoopResult]: For program point L352(line 352) no Hoare annotation was computed. [2020-10-28 17:05:52,976 INFO L274 CegarLoopResult]: For program point L351-2(lines 351 376) no Hoare annotation was computed. [2020-10-28 17:05:52,977 INFO L274 CegarLoopResult]: For program point L377(lines 350 378) no Hoare annotation was computed. [2020-10-28 17:05:52,977 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 325 384) no Hoare annotation was computed. [2020-10-28 17:05:52,977 INFO L274 CegarLoopResult]: For program point L370(line 370) no Hoare annotation was computed. [2020-10-28 17:05:52,977 INFO L274 CegarLoopResult]: For program point L370-1(line 370) no Hoare annotation was computed. [2020-10-28 17:05:52,977 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 325 384) no Hoare annotation was computed. [2020-10-28 17:05:52,978 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 325 384) no Hoare annotation was computed. [2020-10-28 17:05:52,978 INFO L274 CegarLoopResult]: For program point L357(lines 357 361) no Hoare annotation was computed. [2020-10-28 17:05:52,978 INFO L274 CegarLoopResult]: For program point L357-1(lines 357 361) no Hoare annotation was computed. [2020-10-28 17:05:52,978 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2020-10-28 17:05:52,978 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-28 17:05:52,978 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2020-10-28 17:05:52,978 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2020-10-28 17:05:52,978 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2020-10-28 17:05:52,979 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 169 176) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-28 17:05:52,979 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 169 176) no Hoare annotation was computed. [2020-10-28 17:05:52,979 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 169 176) no Hoare annotation was computed. [2020-10-28 17:05:52,979 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 177 186) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-28 17:05:52,979 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 177 186) no Hoare annotation was computed. [2020-10-28 17:05:52,979 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 177 186) no Hoare annotation was computed. [2020-10-28 17:05:52,979 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-10-28 17:05:52,979 INFO L277 CegarLoopResult]: At program point L193(line 193) the Hoare annotation is: true [2020-10-28 17:05:52,980 INFO L274 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-10-28 17:05:52,980 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 187 215) the Hoare annotation is: true [2020-10-28 17:05:52,980 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 187 215) no Hoare annotation was computed. [2020-10-28 17:05:52,980 INFO L270 CegarLoopResult]: At program point L202(line 202) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-28 17:05:52,980 INFO L274 CegarLoopResult]: For program point L200(lines 200 206) no Hoare annotation was computed. [2020-10-28 17:05:52,980 INFO L274 CegarLoopResult]: For program point L199(lines 199 209) no Hoare annotation was computed. [2020-10-28 17:05:52,980 INFO L277 CegarLoopResult]: At program point L197(line 197) the Hoare annotation is: true [2020-10-28 17:05:52,981 INFO L274 CegarLoopResult]: For program point L197-1(line 197) no Hoare annotation was computed. [2020-10-28 17:05:52,981 INFO L274 CegarLoopResult]: For program point L195(lines 195 212) no Hoare annotation was computed. [2020-10-28 17:05:52,981 INFO L274 CegarLoopResult]: For program point L195-1(lines 187 215) no Hoare annotation was computed. [2020-10-28 17:05:52,981 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 874 896) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:05:52,981 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 874 896) no Hoare annotation was computed. [2020-10-28 17:05:52,981 INFO L270 CegarLoopResult]: At program point L886(line 886) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:05:52,981 INFO L270 CegarLoopResult]: At program point L886-1(line 886) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:05:52,982 INFO L274 CegarLoopResult]: For program point L884(lines 884 891) no Hoare annotation was computed. [2020-10-28 17:05:52,982 INFO L274 CegarLoopResult]: For program point L884-1(lines 884 891) no Hoare annotation was computed. [2020-10-28 17:05:52,982 INFO L274 CegarLoopResult]: For program point L882(line 882) no Hoare annotation was computed. [2020-10-28 17:05:52,982 INFO L270 CegarLoopResult]: At program point L881(line 881) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:05:52,982 INFO L270 CegarLoopResult]: At program point L880(line 880) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:05:52,982 INFO L270 CegarLoopResult]: At program point L880-1(line 880) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:05:52,982 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 874 896) no Hoare annotation was computed. [2020-10-28 17:05:52,982 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 832 855) no Hoare annotation was computed. [2020-10-28 17:05:52,983 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 832 855) no Hoare annotation was computed. [2020-10-28 17:05:52,983 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 832 855) no Hoare annotation was computed. [2020-10-28 17:05:52,983 INFO L274 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-10-28 17:05:52,983 INFO L274 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-10-28 17:05:52,983 INFO L274 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-10-28 17:05:52,983 INFO L274 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-10-28 17:05:52,983 INFO L274 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-10-28 17:05:52,983 INFO L274 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-10-28 17:05:52,984 INFO L274 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-10-28 17:05:52,984 INFO L274 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-10-28 17:05:52,984 INFO L274 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-10-28 17:05:52,984 INFO L274 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-10-28 17:05:52,984 INFO L274 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-10-28 17:05:52,984 INFO L274 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-10-28 17:05:52,984 INFO L274 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-10-28 17:05:52,984 INFO L274 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-10-28 17:05:52,984 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 693 700) no Hoare annotation was computed. [2020-10-28 17:05:52,984 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 693 700) no Hoare annotation was computed. [2020-10-28 17:05:52,985 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 693 700) no Hoare annotation was computed. [2020-10-28 17:05:52,985 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 738 746) no Hoare annotation was computed. [2020-10-28 17:05:52,985 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 738 746) the Hoare annotation is: true [2020-10-28 17:05:52,985 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 738 746) no Hoare annotation was computed. [2020-10-28 17:05:52,985 INFO L274 CegarLoopResult]: For program point L766(lines 766 774) no Hoare annotation was computed. [2020-10-28 17:05:52,985 INFO L274 CegarLoopResult]: For program point L766-2(lines 766 774) no Hoare annotation was computed. [2020-10-28 17:05:52,985 INFO L274 CegarLoopResult]: For program point L754(lines 754 762) no Hoare annotation was computed. [2020-10-28 17:05:52,985 INFO L274 CegarLoopResult]: For program point L754-2(lines 754 762) no Hoare annotation was computed. [2020-10-28 17:05:52,985 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 747 782) no Hoare annotation was computed. [2020-10-28 17:05:52,986 INFO L274 CegarLoopResult]: For program point L777(line 777) no Hoare annotation was computed. [2020-10-28 17:05:52,986 INFO L274 CegarLoopResult]: For program point L777-1(line 777) no Hoare annotation was computed. [2020-10-28 17:05:52,986 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 747 782) no Hoare annotation was computed. [2020-10-28 17:05:52,986 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 747 782) no Hoare annotation was computed. [2020-10-28 17:05:52,986 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2020-10-28 17:05:52,986 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2020-10-28 17:05:52,986 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 223 268) no Hoare annotation was computed. [2020-10-28 17:05:52,986 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 223 268) no Hoare annotation was computed. [2020-10-28 17:05:52,986 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 223 268) no Hoare annotation was computed. [2020-10-28 17:05:52,987 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 536 581) no Hoare annotation was computed. [2020-10-28 17:05:52,987 INFO L274 CegarLoopResult]: For program point L567(lines 567 568) no Hoare annotation was computed. [2020-10-28 17:05:52,987 INFO L274 CegarLoopResult]: For program point L560(lines 560 561) no Hoare annotation was computed. [2020-10-28 17:05:52,987 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 560 561) no Hoare annotation was computed. [2020-10-28 17:05:52,987 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 567 568) no Hoare annotation was computed. [2020-10-28 17:05:52,987 INFO L274 CegarLoopResult]: For program point L556(lines 556 563) no Hoare annotation was computed. [2020-10-28 17:05:52,987 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 536 581) no Hoare annotation was computed. [2020-10-28 17:05:52,987 INFO L274 CegarLoopResult]: For program point L550(lines 550 570) no Hoare annotation was computed. [2020-10-28 17:05:52,988 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 536 581) no Hoare annotation was computed. [2020-10-28 17:05:52,988 INFO L274 CegarLoopResult]: For program point L550-1(lines 550 570) no Hoare annotation was computed. [2020-10-28 17:05:52,988 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 863 873) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:05:52,988 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 863 873) no Hoare annotation was computed. [2020-10-28 17:05:52,988 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 863 873) no Hoare annotation was computed. [2020-10-28 17:05:52,988 INFO L277 CegarLoopResult]: At program point L868(line 868) the Hoare annotation is: true [2020-10-28 17:05:52,988 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 727 737) no Hoare annotation was computed. [2020-10-28 17:05:52,989 INFO L274 CegarLoopResult]: For program point L732(line 732) no Hoare annotation was computed. [2020-10-28 17:05:52,989 INFO L274 CegarLoopResult]: For program point L732-1(line 732) no Hoare annotation was computed. [2020-10-28 17:05:52,989 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 727 737) no Hoare annotation was computed. [2020-10-28 17:05:52,989 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 727 737) no Hoare annotation was computed. [2020-10-28 17:05:52,989 INFO L274 CegarLoopResult]: For program point deactivatePumpENTRY(lines 719 726) no Hoare annotation was computed. [2020-10-28 17:05:52,989 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 719 726) no Hoare annotation was computed. [2020-10-28 17:05:52,989 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 719 726) no Hoare annotation was computed. [2020-10-28 17:05:52,989 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 686 692) no Hoare annotation was computed. [2020-10-28 17:05:52,989 INFO L277 CegarLoopResult]: At program point processEnvironmentFINAL(lines 686 692) the Hoare annotation is: true [2020-10-28 17:05:52,990 INFO L270 CegarLoopResult]: At program point testENTRY(lines 586 651) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:05:52,990 INFO L274 CegarLoopResult]: For program point L634(lines 634 638) no Hoare annotation was computed. [2020-10-28 17:05:52,990 INFO L270 CegarLoopResult]: At program point L634-2(lines 626 639) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-28 17:05:52,990 INFO L274 CegarLoopResult]: For program point testFINAL(lines 586 651) no Hoare annotation was computed. [2020-10-28 17:05:52,990 INFO L274 CegarLoopResult]: For program point L597(lines 596 643) no Hoare annotation was computed. [2020-10-28 17:05:52,990 INFO L270 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-28 17:05:52,990 INFO L274 CegarLoopResult]: For program point L626(lines 626 639) no Hoare annotation was computed. [2020-10-28 17:05:52,990 INFO L270 CegarLoopResult]: At program point L618(line 618) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-28 17:05:52,991 INFO L274 CegarLoopResult]: For program point L616(lines 616 622) no Hoare annotation was computed. [2020-10-28 17:05:52,991 INFO L274 CegarLoopResult]: For program point L616-1(lines 616 622) no Hoare annotation was computed. [2020-10-28 17:05:52,991 INFO L270 CegarLoopResult]: At program point L641(lines 596 643) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-28 17:05:52,991 INFO L270 CegarLoopResult]: At program point L608(line 608) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-28 17:05:52,991 INFO L274 CegarLoopResult]: For program point L606(lines 606 612) no Hoare annotation was computed. [2020-10-28 17:05:52,991 INFO L274 CegarLoopResult]: For program point L606-1(lines 606 612) no Hoare annotation was computed. [2020-10-28 17:05:52,991 INFO L274 CegarLoopResult]: For program point L598(lines 598 602) no Hoare annotation was computed. [2020-10-28 17:05:52,991 INFO L270 CegarLoopResult]: At program point L644(lines 595 645) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-28 17:05:52,991 INFO L274 CegarLoopResult]: For program point testEXIT(lines 586 651) no Hoare annotation was computed. [2020-10-28 17:05:52,992 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 514 515) no Hoare annotation was computed. [2020-10-28 17:05:52,992 INFO L274 CegarLoopResult]: For program point L510(lines 510 517) no Hoare annotation was computed. [2020-10-28 17:05:52,992 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 521 522) no Hoare annotation was computed. [2020-10-28 17:05:52,992 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 490 535) no Hoare annotation was computed. [2020-10-28 17:05:52,992 INFO L274 CegarLoopResult]: For program point L504(lines 504 524) no Hoare annotation was computed. [2020-10-28 17:05:52,992 INFO L274 CegarLoopResult]: For program point L504-1(lines 504 524) no Hoare annotation was computed. [2020-10-28 17:05:52,992 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 490 535) no Hoare annotation was computed. [2020-10-28 17:05:52,992 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 490 535) no Hoare annotation was computed. [2020-10-28 17:05:52,993 INFO L274 CegarLoopResult]: For program point L521(lines 521 522) no Hoare annotation was computed. [2020-10-28 17:05:52,993 INFO L274 CegarLoopResult]: For program point L514(lines 514 515) no Hoare annotation was computed. [2020-10-28 17:05:52,993 INFO L274 CegarLoopResult]: For program point L141(lines 141 149) no Hoare annotation was computed. [2020-10-28 17:05:52,993 INFO L274 CegarLoopResult]: For program point L141-2(lines 141 149) no Hoare annotation was computed. [2020-10-28 17:05:52,993 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 133 155) no Hoare annotation was computed. [2020-10-28 17:05:52,993 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 133 155) no Hoare annotation was computed. [2020-10-28 17:05:52,993 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 133 155) no Hoare annotation was computed. [2020-10-28 17:05:52,993 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2020-10-28 17:05:52,993 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2020-10-28 17:05:52,993 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2020-10-28 17:05:52,994 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 387 489) no Hoare annotation was computed. [2020-10-28 17:05:52,994 INFO L274 CegarLoopResult]: For program point L411(lines 411 415) no Hoare annotation was computed. [2020-10-28 17:05:52,994 INFO L274 CegarLoopResult]: For program point L475(lines 475 486) no Hoare annotation was computed. [2020-10-28 17:05:52,994 INFO L274 CegarLoopResult]: For program point L438(lines 438 442) no Hoare annotation was computed. [2020-10-28 17:05:52,994 INFO L274 CegarLoopResult]: For program point L436-2(lines 436 456) no Hoare annotation was computed. [2020-10-28 17:05:52,994 INFO L274 CegarLoopResult]: For program point L457(lines 435 458) no Hoare annotation was computed. [2020-10-28 17:05:52,994 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 387 489) no Hoare annotation was computed. [2020-10-28 17:05:52,994 INFO L274 CegarLoopResult]: For program point L416(lines 416 432) no Hoare annotation was computed. [2020-10-28 17:05:52,994 INFO L274 CegarLoopResult]: For program point L476(lines 476 483) no Hoare annotation was computed. [2020-10-28 17:05:52,994 INFO L274 CegarLoopResult]: For program point L437(lines 436 456) no Hoare annotation was computed. [2020-10-28 17:05:52,995 INFO L274 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-10-28 17:05:52,995 INFO L274 CegarLoopResult]: For program point L468-1(line 468) no Hoare annotation was computed. [2020-10-28 17:05:52,995 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 387 489) no Hoare annotation was computed. [2020-10-28 17:05:52,995 INFO L274 CegarLoopResult]: For program point L433(lines 433 474) no Hoare annotation was computed. [2020-10-28 17:05:52,995 INFO L274 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-10-28 17:05:52,995 INFO L274 CegarLoopResult]: For program point L452-1(line 452) no Hoare annotation was computed. [2020-10-28 17:05:52,995 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:05:52,996 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 17:05:52,996 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:05:52,996 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 702 718) no Hoare annotation was computed. [2020-10-28 17:05:52,996 INFO L274 CegarLoopResult]: For program point L713(line 713) no Hoare annotation was computed. [2020-10-28 17:05:52,996 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 702 718) no Hoare annotation was computed. [2020-10-28 17:05:52,996 INFO L274 CegarLoopResult]: For program point L713-1(lines 702 718) no Hoare annotation was computed. [2020-10-28 17:05:52,996 INFO L274 CegarLoopResult]: For program point L709(lines 709 715) no Hoare annotation was computed. [2020-10-28 17:05:52,996 INFO L274 CegarLoopResult]: For program point L707(line 707) no Hoare annotation was computed. [2020-10-28 17:05:52,997 INFO L274 CegarLoopResult]: For program point L707-1(line 707) no Hoare annotation was computed. [2020-10-28 17:05:52,997 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 156 164) the Hoare annotation is: true [2020-10-28 17:05:52,997 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 156 164) no Hoare annotation was computed. [2020-10-28 17:05:52,997 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 156 164) no Hoare annotation was computed. [2020-10-28 17:05:52,997 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 112 123) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 17:05:52,997 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 112 123) no Hoare annotation was computed. [2020-10-28 17:05:52,997 INFO L274 CegarLoopResult]: For program point L116-1(lines 112 123) no Hoare annotation was computed. [2020-10-28 17:05:52,997 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:05:52,997 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:05:52,998 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:05:52,998 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 124 132) no Hoare annotation was computed. [2020-10-28 17:05:52,998 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 124 132) no Hoare annotation was computed. [2020-10-28 17:05:52,998 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 124 132) no Hoare annotation was computed. [2020-10-28 17:05:52,998 INFO L277 CegarLoopResult]: At program point L673(lines 673 679) the Hoare annotation is: true [2020-10-28 17:05:52,998 INFO L270 CegarLoopResult]: At program point L668(line 668) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-28 17:05:52,998 INFO L274 CegarLoopResult]: For program point L666(lines 662 684) no Hoare annotation was computed. [2020-10-28 17:05:52,998 INFO L274 CegarLoopResult]: For program point L664(lines 662 684) no Hoare annotation was computed. [2020-10-28 17:05:52,998 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 659 685) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:05:52,999 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 659 685) no Hoare annotation was computed. [2020-10-28 17:05:52,999 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 659 685) no Hoare annotation was computed. [2020-10-28 17:05:52,999 INFO L277 CegarLoopResult]: At program point L675(line 675) the Hoare annotation is: true [2020-10-28 17:05:52,999 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 802 831) no Hoare annotation was computed. [2020-10-28 17:05:52,999 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 802 831) the Hoare annotation is: true [2020-10-28 17:05:52,999 INFO L277 CegarLoopResult]: At program point L827(lines 802 831) the Hoare annotation is: true [2020-10-28 17:05:52,999 INFO L274 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-10-28 17:05:52,999 INFO L274 CegarLoopResult]: For program point L816(lines 816 820) no Hoare annotation was computed. [2020-10-28 17:05:52,999 INFO L277 CegarLoopResult]: At program point L816-1(lines 816 820) the Hoare annotation is: true [2020-10-28 17:05:52,999 INFO L274 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-10-28 17:05:53,000 INFO L277 CegarLoopResult]: At program point L812-2(lines 812 826) the Hoare annotation is: true [2020-10-28 17:05:53,000 INFO L277 CegarLoopResult]: At program point L808(line 808) the Hoare annotation is: true [2020-10-28 17:05:53,000 INFO L274 CegarLoopResult]: For program point L808-1(line 808) no Hoare annotation was computed. [2020-10-28 17:05:53,000 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 88 99) the Hoare annotation is: true [2020-10-28 17:05:53,000 INFO L274 CegarLoopResult]: For program point L92-1(lines 88 99) no Hoare annotation was computed. [2020-10-28 17:05:53,000 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 88 99) no Hoare annotation was computed. [2020-10-28 17:05:53,000 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 856 862) no Hoare annotation was computed. [2020-10-28 17:05:53,000 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 856 862) the Hoare annotation is: true [2020-10-28 17:05:53,001 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:05:53,001 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-28 17:05:53,001 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:05:53,001 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:05:53,001 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 783 790) no Hoare annotation was computed. [2020-10-28 17:05:53,001 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 783 790) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-28 17:05:53,001 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 783 790) no Hoare annotation was computed. [2020-10-28 17:05:53,001 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 100 111) no Hoare annotation was computed. [2020-10-28 17:05:53,002 INFO L274 CegarLoopResult]: For program point L104-1(lines 100 111) no Hoare annotation was computed. [2020-10-28 17:05:53,002 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 100 111) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-28 17:05:53,002 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 792 799) no Hoare annotation was computed. [2020-10-28 17:05:53,002 INFO L274 CegarLoopResult]: For program point L796(line 796) no Hoare annotation was computed. [2020-10-28 17:05:53,002 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 792 799) the Hoare annotation is: true [2020-10-28 17:05:53,002 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 792 799) no Hoare annotation was computed. [2020-10-28 17:05:53,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:05:53 BoogieIcfgContainer [2020-10-28 17:05:53,018 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:05:53,020 INFO L168 Benchmark]: Toolchain (without parser) took 24306.59 ms. Allocated memory was 155.2 MB in the beginning and 497.0 MB in the end (delta: 341.8 MB). Free memory was 129.6 MB in the beginning and 439.3 MB in the end (delta: -309.7 MB). Peak memory consumption was 294.5 MB. Max. memory is 8.0 GB. [2020-10-28 17:05:53,021 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 155.2 MB. Free memory is still 128.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:05:53,021 INFO L168 Benchmark]: CACSL2BoogieTranslator took 505.61 ms. Allocated memory is still 155.2 MB. Free memory was 129.0 MB in the beginning and 108.5 MB in the end (delta: 20.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:05:53,022 INFO L168 Benchmark]: Boogie Preprocessor took 146.32 ms. Allocated memory is still 155.2 MB. Free memory was 108.5 MB in the beginning and 137.3 MB in the end (delta: -28.7 MB). Peak memory consumption was 8.9 MB. Max. memory is 8.0 GB. [2020-10-28 17:05:53,023 INFO L168 Benchmark]: RCFGBuilder took 1350.60 ms. Allocated memory is still 155.2 MB. Free memory was 137.0 MB in the beginning and 51.3 MB in the end (delta: 85.7 MB). Peak memory consumption was 86.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:05:53,024 INFO L168 Benchmark]: TraceAbstraction took 22285.58 ms. Allocated memory was 155.2 MB in the beginning and 497.0 MB in the end (delta: 341.8 MB). Free memory was 51.3 MB in the beginning and 439.3 MB in the end (delta: -388.0 MB). Peak memory consumption was 214.4 MB. Max. memory is 8.0 GB. [2020-10-28 17:05:53,028 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 155.2 MB. Free memory is still 128.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 505.61 ms. Allocated memory is still 155.2 MB. Free memory was 129.0 MB in the beginning and 108.5 MB in the end (delta: 20.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 146.32 ms. Allocated memory is still 155.2 MB. Free memory was 108.5 MB in the beginning and 137.3 MB in the end (delta: -28.7 MB). Peak memory consumption was 8.9 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1350.60 ms. Allocated memory is still 155.2 MB. Free memory was 137.0 MB in the beginning and 51.3 MB in the end (delta: 85.7 MB). Peak memory consumption was 86.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 22285.58 ms. Allocated memory was 155.2 MB in the beginning and 497.0 MB in the end (delta: 341.8 MB). Free memory was 51.3 MB in the beginning and 439.3 MB in the end (delta: -388.0 MB). Peak memory consumption was 214.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 521]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 514]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 560]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 567]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) || splverifierCounter <= 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 227 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 18.1s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 4.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 266 SDtfs, 283 SDslu, 191 SDs, 0 SdLazy, 519 SolverSat, 194 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 77 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=142occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 51 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 128 PreInvPairs, 148 NumberOfFragments, 478 HoareAnnotationTreeSize, 128 FomulaSimplifications, 3870 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 46 FomulaSimplificationsInter, 4947 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 12.5s InterpolantComputationTime, 187 NumberOfCodeBlocks, 187 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 184 ConstructedInterpolants, 0 QuantifiedInterpolants, 56188 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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...