/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=SHALLOWEST --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_spec4_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:39:24,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:39:24,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:39:24,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:39:24,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:39:24,212 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:39:24,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:39:24,220 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:39:24,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:39:24,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:39:24,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:39:24,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:39:24,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:39:24,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:39:24,241 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:39:24,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:39:24,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:39:24,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:39:24,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:39:24,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:39:24,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:39:24,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:39:24,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:39:24,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:39:24,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:39:24,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:39:24,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:39:24,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:39:24,291 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:39:24,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:39:24,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:39:24,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:39:24,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:39:24,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:39:24,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:39:24,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:39:24,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:39:24,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:39:24,298 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:39:24,299 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:39:24,300 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:39:24,301 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 [2020-10-27 03:39:24,327 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:39:24,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:39:24,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:39:24,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:39:24,329 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:39:24,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:39:24,330 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:39:24,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:39:24,330 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:39:24,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:39:24,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:39:24,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:39:24,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:39:24,331 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:39:24,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:39:24,332 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:39:24,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:39:24,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:39:24,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:39:24,333 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:39:24,333 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:39:24,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:39:24,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:39:24,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:39:24,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:39:24,334 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:39:24,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:39:24,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:39:24,334 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:39:24,335 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:39:24,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:39:24,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:39:24,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:39:24,726 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:39:24,727 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:39:24,728 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product06.cil.c [2020-10-27 03:39:24,803 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/293bec1cb/b1f3e23d64964f0081023a5b8ac04825/FLAG7d467cdcf [2020-10-27 03:39:25,504 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:39:25,505 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product06.cil.c [2020-10-27 03:39:25,520 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/293bec1cb/b1f3e23d64964f0081023a5b8ac04825/FLAG7d467cdcf [2020-10-27 03:39:25,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/293bec1cb/b1f3e23d64964f0081023a5b8ac04825 [2020-10-27 03:39:25,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:39:25,807 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:39:25,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:39:25,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:39:25,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:39:25,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:39:25" (1/1) ... [2020-10-27 03:39:25,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b5f536b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:39:25, skipping insertion in model container [2020-10-27 03:39:25,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:39:25" (1/1) ... [2020-10-27 03:39:25,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:39:25,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:39:26,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:39:26,290 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:39:26,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:39:26,441 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:39:26,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:39:26 WrapperNode [2020-10-27 03:39:26,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:39:26,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:39:26,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:39:26,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:39:26,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:39:26" (1/1) ... [2020-10-27 03:39:26,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:39:26" (1/1) ... [2020-10-27 03:39:26,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:39:26" (1/1) ... [2020-10-27 03:39:26,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:39:26" (1/1) ... [2020-10-27 03:39:26,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:39:26" (1/1) ... [2020-10-27 03:39:26,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:39:26" (1/1) ... [2020-10-27 03:39:26,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:39:26" (1/1) ... [2020-10-27 03:39:26,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:39:26,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:39:26,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:39:26,546 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:39:26,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:39:26" (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 [2020-10-27 03:39:26,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:39:26,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:39:26,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:39:26,623 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:39:26,623 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:39:26,624 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:39:26,624 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:39:26,624 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:39:26,624 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:39:26,624 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:39:26,624 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:39:26,625 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:39:26,625 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:39:26,625 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:39:26,625 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:39:26,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-27 03:39:26,625 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:39:26,625 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:39:26,626 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:39:26,626 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:39:26,626 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:39:26,626 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:39:26,626 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:39:26,626 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:39:26,627 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 03:39:26,627 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:39:26,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:39:26,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:39:26,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:39:26,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:39:26,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:39:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:39:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:39:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:39:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:39:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:39:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:39:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:39:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:39:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:39:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:39:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:39:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:39:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:39:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:39:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:39:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:39:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:39:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:39:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:39:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:39:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:39:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:39:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:39:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:39:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:39:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:39:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:39:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:39:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:39:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:39:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:39:26,633 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-27 03:39:26,633 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:39:26,633 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:39:26,633 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 03:39:26,633 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:39:26,633 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:39:26,633 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:39:26,634 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:39:26,634 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:39:26,634 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:39:26,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:39:26,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:39:26,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:39:26,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:39:26,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:39:26,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:39:26,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:39:26,635 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:39:26,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:39:26,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:39:26,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:39:26,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:39:26,636 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:39:26,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:39:26,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:39:26,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:39:27,852 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:39:27,853 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:39:27,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:39:27 BoogieIcfgContainer [2020-10-27 03:39:27,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:39:27,863 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:39:27,863 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:39:27,867 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:39:27,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:39:25" (1/3) ... [2020-10-27 03:39:27,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55199d53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:39:27, skipping insertion in model container [2020-10-27 03:39:27,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:39:26" (2/3) ... [2020-10-27 03:39:27,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55199d53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:39:27, skipping insertion in model container [2020-10-27 03:39:27,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:39:27" (3/3) ... [2020-10-27 03:39:27,872 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product06.cil.c [2020-10-27 03:39:27,886 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:39:27,892 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:39:27,907 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:39:27,946 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:39:27,946 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:39:27,946 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:39:27,947 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:39:27,947 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:39:27,947 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:39:27,947 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:39:27,947 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:39:27,970 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2020-10-27 03:39:27,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 03:39:27,980 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:39:27,981 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:39:27,982 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]=== [2020-10-27 03:39:27,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:39:27,989 INFO L82 PathProgramCache]: Analyzing trace with hash -1628872722, now seen corresponding path program 1 times [2020-10-27 03:39:27,999 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:39:28,000 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [724488032] [2020-10-27 03:39:28,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:39:28,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:28,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:28,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:28,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:30,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:31,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:33,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:33,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 03:39:33,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:39:33,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 03:39:33,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:33,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:39:33,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:39:33,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 03:39:33,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:39:33,804 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:39:33,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:39:33,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:33,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:33,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:33,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:39:33,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:33,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-27 03:39:33,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:33,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:33,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:33,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:39:33,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:34,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:39:34,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:34,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:34,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:34,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:39:34,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:34,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:39:34,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:34,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:34,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:34,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:39:34,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:34,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:39:34,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:34,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:34,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:34,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:39:34,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:34,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:39:34,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:34,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:34,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:34,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:39:34,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:34,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:39:34,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:34,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:34,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:34,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:39:34,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:34,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:39:34,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:34,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:34,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:34,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:39:34,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:34,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:39:34,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:34,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:34,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:34,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:39:34,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:34,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:39:34,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:34,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:34,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:34,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:39:34,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:34,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:39:34,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:34,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:34,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:34,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:39:34,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:34,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:39:34,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:34,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:39:34,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:39:34,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:39:34,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:34,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:39:34,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:34,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:34,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:34,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:39:34,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:34,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:39:34,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:34,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:39:34,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:39:34,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:39:34,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:34,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:39:34,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [724488032] [2020-10-27 03:39:34,120 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:39:34,120 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-27 03:39:34,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754577783] [2020-10-27 03:39:34,127 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-27 03:39:34,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:39:34,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-27 03:39:34,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-27 03:39:34,144 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 4 states. [2020-10-27 03:39:34,645 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:39:36,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:39:36,040 INFO L93 Difference]: Finished difference Result 257 states and 337 transitions. [2020-10-27 03:39:36,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 03:39:36,042 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-27 03:39:36,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:39:36,055 INFO L225 Difference]: With dead ends: 257 [2020-10-27 03:39:36,056 INFO L226 Difference]: Without dead ends: 138 [2020-10-27 03:39:36,061 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-27 03:39:36,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-10-27 03:39:36,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 107. [2020-10-27 03:39:36,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-10-27 03:39:36,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 122 transitions. [2020-10-27 03:39:36,173 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 122 transitions. Word has length 47 [2020-10-27 03:39:36,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:39:36,174 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 122 transitions. [2020-10-27 03:39:36,174 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-27 03:39:36,174 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 122 transitions. [2020-10-27 03:39:36,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-27 03:39:36,178 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:39:36,178 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:39:36,178 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:39:36,178 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]=== [2020-10-27 03:39:36,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:39:36,179 INFO L82 PathProgramCache]: Analyzing trace with hash -1772543660, now seen corresponding path program 1 times [2020-10-27 03:39:36,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:39:36,180 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1850968751] [2020-10-27 03:39:36,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:39:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:36,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:36,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:37,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:38,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:38,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:41,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:41,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 03:39:41,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:39:41,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-27 03:39:41,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:41,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 03:39:41,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:39:41,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-27 03:39:41,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:41,693 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:39:41,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:39:41,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:41,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:41,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:41,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:39:41,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:41,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-27 03:39:41,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:41,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:41,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:41,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:39:41,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:41,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:39:41,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:41,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:41,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:41,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:39:41,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:41,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:39:41,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:41,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:41,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:41,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:39:41,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:41,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:39:41,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:41,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:41,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:41,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:39:41,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:41,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:39:41,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:41,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:41,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:41,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:39:41,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:41,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:39:41,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:41,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:41,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:41,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:39:41,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:41,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:39:41,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:41,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:41,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:41,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:39:41,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:41,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:39:41,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:41,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:41,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:41,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:39:41,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:41,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:39:41,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:41,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:41,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:41,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:39:41,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:41,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 03:39:41,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:41,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:41,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:41,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:39:41,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:41,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:39:41,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:41,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:41,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:41,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:39:41,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:41,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:39:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:41,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:41,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:41,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:39:41,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:41,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:39:41,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:41,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:39:41,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:41,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:39:41,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:41,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 03:39:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:41,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:41,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:41,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:39:41,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:41,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:39:41,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:41,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:39:41,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:41,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:39:41,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:41,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 03:39:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:41,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:41,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:41,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:39:41,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:41,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:39:41,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:41,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:39:41,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:39:41,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:39:41,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:41,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:39:41,894 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1850968751] [2020-10-27 03:39:41,894 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:39:41,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:39:41,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562752052] [2020-10-27 03:39:41,896 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:39:41,896 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:39:41,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:39:41,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:39:41,897 INFO L87 Difference]: Start difference. First operand 107 states and 122 transitions. Second operand 8 states. [2020-10-27 03:39:42,529 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:39:44,052 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:39:44,569 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:39:45,007 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:39:45,414 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:39:45,957 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:39:47,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:39:47,297 INFO L93 Difference]: Finished difference Result 340 states and 464 transitions. [2020-10-27 03:39:47,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 03:39:47,298 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-10-27 03:39:47,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:39:47,304 INFO L225 Difference]: With dead ends: 340 [2020-10-27 03:39:47,304 INFO L226 Difference]: Without dead ends: 257 [2020-10-27 03:39:47,306 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:39:47,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2020-10-27 03:39:47,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 187. [2020-10-27 03:39:47,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2020-10-27 03:39:47,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 224 transitions. [2020-10-27 03:39:47,398 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 224 transitions. Word has length 56 [2020-10-27 03:39:47,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:39:47,398 INFO L481 AbstractCegarLoop]: Abstraction has 187 states and 224 transitions. [2020-10-27 03:39:47,398 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:39:47,399 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 224 transitions. [2020-10-27 03:39:47,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-27 03:39:47,402 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:39:47,402 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:39:47,403 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:39:47,403 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]=== [2020-10-27 03:39:47,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:39:47,404 INFO L82 PathProgramCache]: Analyzing trace with hash -1552513902, now seen corresponding path program 1 times [2020-10-27 03:39:47,404 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:39:47,404 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2048273657] [2020-10-27 03:39:47,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:39:47,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:47,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:47,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:48,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:49,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:51,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:51,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-27 03:39:51,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:39:51,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3773 [2020-10-27 03:39:51,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:51,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 03:39:51,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:39:51,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-27 03:39:51,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:51,601 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:39:51,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:39:51,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:51,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:51,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:51,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:39:51,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:51,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-27 03:39:51,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:51,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:51,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:51,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:39:51,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:51,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:39:51,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:51,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:51,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:51,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:39:51,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:51,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:39:51,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:51,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:51,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:51,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:39:51,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:51,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:39:51,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:51,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:51,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:51,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:39:51,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:51,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:39:51,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:51,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:51,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:51,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:39:51,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:51,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:39:51,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:51,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:51,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:51,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:39:51,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:51,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:39:51,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:51,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:51,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:51,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:39:51,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:51,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:39:51,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:51,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:51,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:51,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:39:51,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:51,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:39:51,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:51,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:51,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:51,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:39:51,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:51,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-27 03:39:51,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:51,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:51,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:51,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:39:51,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:51,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:39:51,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:51,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:51,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:51,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:39:51,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:51,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:39:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:51,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:51,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:51,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:51,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:39:51,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:39:51,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:39:51,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:51,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:39:51,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:39:51,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:39:51,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:51,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:39:51,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:51,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:51,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:51,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:39:51,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:51,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:39:51,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:51,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:51,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:51,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:39:51,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:51,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:39:51,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:51,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:51,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:51,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:39:51,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:51,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:39:51,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:51,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:39:51,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:51,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:39:51,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:51,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 03:39:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:39:51,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:39:51,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:39:51,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:39:51,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:39:51,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:39:51,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:39:51,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:39:51,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:39:51,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:39:51,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:39:51,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:39:51,826 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2048273657] [2020-10-27 03:39:51,826 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:39:51,826 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 03:39:51,826 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622656644] [2020-10-27 03:39:51,827 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:39:51,827 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:39:51,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:39:51,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:39:51,828 INFO L87 Difference]: Start difference. First operand 187 states and 224 transitions. Second operand 10 states. [2020-10-27 03:39:52,449 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:39:53,637 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:39:54,071 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:39:54,478 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:39:54,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:39:54,757 INFO L93 Difference]: Finished difference Result 315 states and 402 transitions. [2020-10-27 03:39:54,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 03:39:54,761 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 65 [2020-10-27 03:39:54,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:39:54,762 INFO L225 Difference]: With dead ends: 315 [2020-10-27 03:39:54,762 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:39:54,766 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-27 03:39:54,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:39:54,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:39:54,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:39:54,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:39:54,767 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2020-10-27 03:39:54,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:39:54,767 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:39:54,767 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:39:54,768 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:39:54,768 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:39:54,768 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:39:54,770 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:39:57,948 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-27 03:39:58,221 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:39:58,499 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-27 03:39:58,884 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:39:59,188 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:39:59,755 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 11 [2020-10-27 03:40:00,037 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-27 03:40:00,389 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:40:00,715 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-27 03:40:01,341 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-27 03:40:01,983 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 12 [2020-10-27 03:40:02,641 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-27 03:40:03,231 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 12 [2020-10-27 03:40:03,544 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-27 03:40:03,870 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:40:04,453 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-27 03:40:04,740 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:40:05,281 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-27 03:40:05,571 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:40:06,097 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-27 03:40:06,382 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:40:06,620 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:40:07,171 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-27 03:40:07,730 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-27 03:40:08,286 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-27 03:40:08,298 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:40:08,298 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:40:08,298 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:40:08,299 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:40:08,299 INFO L274 CegarLoopResult]: For program point L546-2(lines 546 567) no Hoare annotation was computed. [2020-10-27 03:40:08,299 INFO L274 CegarLoopResult]: For program point L568(lines 545 569) no Hoare annotation was computed. [2020-10-27 03:40:08,299 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 521 576) no Hoare annotation was computed. [2020-10-27 03:40:08,299 INFO L274 CegarLoopResult]: For program point L552(lines 552 556) no Hoare annotation was computed. [2020-10-27 03:40:08,299 INFO L274 CegarLoopResult]: For program point L552-1(lines 552 556) no Hoare annotation was computed. [2020-10-27 03:40:08,299 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 521 576) no Hoare annotation was computed. [2020-10-27 03:40:08,299 INFO L274 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-10-27 03:40:08,300 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 521 576) no Hoare annotation was computed. [2020-10-27 03:40:08,300 INFO L274 CegarLoopResult]: For program point L609(lines 609 613) no Hoare annotation was computed. [2020-10-27 03:40:08,300 INFO L274 CegarLoopResult]: For program point L609-1(lines 609 613) no Hoare annotation was computed. [2020-10-27 03:40:08,300 INFO L274 CegarLoopResult]: For program point L604(line 604) no Hoare annotation was computed. [2020-10-27 03:40:08,300 INFO L274 CegarLoopResult]: For program point L603-2(lines 603 628) no Hoare annotation was computed. [2020-10-27 03:40:08,300 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 577 636) no Hoare annotation was computed. [2020-10-27 03:40:08,300 INFO L274 CegarLoopResult]: For program point L629(lines 602 630) no Hoare annotation was computed. [2020-10-27 03:40:08,301 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 577 636) no Hoare annotation was computed. [2020-10-27 03:40:08,301 INFO L274 CegarLoopResult]: For program point L622(line 622) no Hoare annotation was computed. [2020-10-27 03:40:08,301 INFO L274 CegarLoopResult]: For program point L622-1(line 622) no Hoare annotation was computed. [2020-10-27 03:40:08,301 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 577 636) no Hoare annotation was computed. [2020-10-27 03:40:08,301 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 853 859) the Hoare annotation is: true [2020-10-27 03:40:08,301 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 853 859) no Hoare annotation was computed. [2020-10-27 03:40:08,301 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 860 868) no Hoare annotation was computed. [2020-10-27 03:40:08,301 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 860 868) the Hoare annotation is: true [2020-10-27 03:40:08,301 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 860 868) no Hoare annotation was computed. [2020-10-27 03:40:08,301 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 232 256) the Hoare annotation is: true [2020-10-27 03:40:08,302 INFO L270 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-27 03:40:08,302 INFO L274 CegarLoopResult]: For program point L244(lines 244 250) no Hoare annotation was computed. [2020-10-27 03:40:08,302 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 232 256) no Hoare annotation was computed. [2020-10-27 03:40:08,302 INFO L270 CegarLoopResult]: At program point L242(line 242) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-27 03:40:08,302 INFO L274 CegarLoopResult]: For program point L242-1(line 242) no Hoare annotation was computed. [2020-10-27 03:40:08,302 INFO L274 CegarLoopResult]: For program point L240(lines 240 253) no Hoare annotation was computed. [2020-10-27 03:40:08,302 INFO L274 CegarLoopResult]: For program point L240-1(lines 232 256) no Hoare annotation was computed. [2020-10-27 03:40:08,302 INFO L277 CegarLoopResult]: At program point L238(line 238) the Hoare annotation is: true [2020-10-27 03:40:08,303 INFO L274 CegarLoopResult]: For program point L238-1(line 238) no Hoare annotation was computed. [2020-10-27 03:40:08,303 INFO L270 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:40:08,303 INFO L270 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:40:08,303 INFO L270 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:40:08,303 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:40:08,303 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-10-27 03:40:08,304 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-10-27 03:40:08,304 INFO L270 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:40:08,304 INFO L270 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:40:08,304 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-10-27 03:40:08,304 INFO L274 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-10-27 03:40:08,304 INFO L274 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-27 03:40:08,304 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 77 100) no Hoare annotation was computed. [2020-10-27 03:40:08,304 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-27 03:40:08,305 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-27 03:40:08,305 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-27 03:40:08,305 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 77 100) no Hoare annotation was computed. [2020-10-27 03:40:08,305 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-27 03:40:08,305 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 77 100) no Hoare annotation was computed. [2020-10-27 03:40:08,305 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-27 03:40:08,305 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-27 03:40:08,305 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-27 03:40:08,305 INFO L274 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-27 03:40:08,305 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-27 03:40:08,306 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-27 03:40:08,306 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-27 03:40:08,306 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-27 03:40:08,306 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-27 03:40:08,306 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-27 03:40:08,306 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 348 356) no Hoare annotation was computed. [2020-10-27 03:40:08,306 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 348 356) the Hoare annotation is: true [2020-10-27 03:40:08,306 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 348 356) no Hoare annotation was computed. [2020-10-27 03:40:08,306 INFO L274 CegarLoopResult]: For program point L376(lines 376 384) no Hoare annotation was computed. [2020-10-27 03:40:08,307 INFO L274 CegarLoopResult]: For program point L376-2(lines 376 384) no Hoare annotation was computed. [2020-10-27 03:40:08,307 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 357 392) no Hoare annotation was computed. [2020-10-27 03:40:08,307 INFO L274 CegarLoopResult]: For program point L364(lines 364 372) no Hoare annotation was computed. [2020-10-27 03:40:08,307 INFO L274 CegarLoopResult]: For program point L364-2(lines 364 372) no Hoare annotation was computed. [2020-10-27 03:40:08,307 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 357 392) no Hoare annotation was computed. [2020-10-27 03:40:08,307 INFO L274 CegarLoopResult]: For program point L387(line 387) no Hoare annotation was computed. [2020-10-27 03:40:08,307 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 357 392) no Hoare annotation was computed. [2020-10-27 03:40:08,307 INFO L274 CegarLoopResult]: For program point L387-1(line 387) no Hoare annotation was computed. [2020-10-27 03:40:08,307 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 846 852) no Hoare annotation was computed. [2020-10-27 03:40:08,307 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 846 852) the Hoare annotation is: true [2020-10-27 03:40:08,308 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 475 520) no Hoare annotation was computed. [2020-10-27 03:40:08,308 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 475 520) no Hoare annotation was computed. [2020-10-27 03:40:08,308 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 475 520) no Hoare annotation was computed. [2020-10-27 03:40:08,308 INFO L274 CegarLoopResult]: For program point L802-1(lines 802 822) no Hoare annotation was computed. [2020-10-27 03:40:08,308 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 788 833) no Hoare annotation was computed. [2020-10-27 03:40:08,308 INFO L274 CegarLoopResult]: For program point L819(lines 819 820) no Hoare annotation was computed. [2020-10-27 03:40:08,308 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 812 813) no Hoare annotation was computed. [2020-10-27 03:40:08,308 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 819 820) no Hoare annotation was computed. [2020-10-27 03:40:08,308 INFO L274 CegarLoopResult]: For program point L812(lines 812 813) no Hoare annotation was computed. [2020-10-27 03:40:08,308 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 788 833) no Hoare annotation was computed. [2020-10-27 03:40:08,309 INFO L274 CegarLoopResult]: For program point L808(lines 808 815) no Hoare annotation was computed. [2020-10-27 03:40:08,309 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 788 833) no Hoare annotation was computed. [2020-10-27 03:40:08,309 INFO L274 CegarLoopResult]: For program point L802(lines 802 822) no Hoare annotation was computed. [2020-10-27 03:40:08,309 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 109 118) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:40:08,309 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 109 118) no Hoare annotation was computed. [2020-10-27 03:40:08,309 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 109 118) no Hoare annotation was computed. [2020-10-27 03:40:08,309 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 337 347) the Hoare annotation is: true [2020-10-27 03:40:08,309 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 337 347) no Hoare annotation was computed. [2020-10-27 03:40:08,309 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 337 347) no Hoare annotation was computed. [2020-10-27 03:40:08,310 INFO L277 CegarLoopResult]: At program point L342(line 342) the Hoare annotation is: true [2020-10-27 03:40:08,310 INFO L274 CegarLoopResult]: For program point L342-1(line 342) no Hoare annotation was computed. [2020-10-27 03:40:08,310 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 329 336) the Hoare annotation is: true [2020-10-27 03:40:08,310 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 329 336) no Hoare annotation was computed. [2020-10-27 03:40:08,310 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 329 336) no Hoare annotation was computed. [2020-10-27 03:40:08,311 INFO L270 CegarLoopResult]: At program point L315(line 315) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:40:08,311 INFO L274 CegarLoopResult]: For program point L315-1(lines 296 320) no Hoare annotation was computed. [2020-10-27 03:40:08,311 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 296 320) no Hoare annotation was computed. [2020-10-27 03:40:08,311 INFO L270 CegarLoopResult]: At program point L310(line 310) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:40:08,312 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 296 320) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:40:08,312 INFO L270 CegarLoopResult]: At program point L306(line 306) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:40:08,312 INFO L274 CegarLoopResult]: For program point L304(lines 304 312) no Hoare annotation was computed. [2020-10-27 03:40:08,312 INFO L270 CegarLoopResult]: At program point L302(line 302) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:40:08,312 INFO L274 CegarLoopResult]: For program point L302-1(line 302) no Hoare annotation was computed. [2020-10-27 03:40:08,312 INFO L274 CegarLoopResult]: For program point L300(lines 300 317) no Hoare annotation was computed. [2020-10-27 03:40:08,312 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 288 294) no Hoare annotation was computed. [2020-10-27 03:40:08,312 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 288 294) the Hoare annotation is: true [2020-10-27 03:40:08,313 INFO L270 CegarLoopResult]: At program point L450-2(lines 442 455) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-27 03:40:08,313 INFO L270 CegarLoopResult]: At program point testENTRY(lines 402 467) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:40:08,313 INFO L274 CegarLoopResult]: For program point L413(lines 412 459) no Hoare annotation was computed. [2020-10-27 03:40:08,313 INFO L270 CegarLoopResult]: At program point L444(line 444) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-27 03:40:08,314 INFO L274 CegarLoopResult]: For program point L442(lines 442 455) no Hoare annotation was computed. [2020-10-27 03:40:08,314 INFO L274 CegarLoopResult]: For program point testFINAL(lines 402 467) no Hoare annotation was computed. [2020-10-27 03:40:08,314 INFO L270 CegarLoopResult]: At program point L434(line 434) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-27 03:40:08,314 INFO L274 CegarLoopResult]: For program point L432(lines 432 438) no Hoare annotation was computed. [2020-10-27 03:40:08,314 INFO L274 CegarLoopResult]: For program point L432-1(lines 432 438) no Hoare annotation was computed. [2020-10-27 03:40:08,315 INFO L270 CegarLoopResult]: At program point L457(lines 412 459) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-27 03:40:08,315 INFO L270 CegarLoopResult]: At program point L424(line 424) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-27 03:40:08,315 INFO L274 CegarLoopResult]: For program point L422(lines 422 428) no Hoare annotation was computed. [2020-10-27 03:40:08,315 INFO L274 CegarLoopResult]: For program point L422-1(lines 422 428) no Hoare annotation was computed. [2020-10-27 03:40:08,315 INFO L274 CegarLoopResult]: For program point L414(lines 414 418) no Hoare annotation was computed. [2020-10-27 03:40:08,315 INFO L270 CegarLoopResult]: At program point L460(lines 411 461) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-27 03:40:08,315 INFO L274 CegarLoopResult]: For program point testEXIT(lines 402 467) no Hoare annotation was computed. [2020-10-27 03:40:08,315 INFO L274 CegarLoopResult]: For program point L450(lines 450 454) no Hoare annotation was computed. [2020-10-27 03:40:08,316 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 766 767) no Hoare annotation was computed. [2020-10-27 03:40:08,316 INFO L274 CegarLoopResult]: For program point L766(lines 766 767) no Hoare annotation was computed. [2020-10-27 03:40:08,316 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 773 774) no Hoare annotation was computed. [2020-10-27 03:40:08,316 INFO L274 CegarLoopResult]: For program point L762(lines 762 769) no Hoare annotation was computed. [2020-10-27 03:40:08,316 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 742 787) no Hoare annotation was computed. [2020-10-27 03:40:08,316 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 742 787) no Hoare annotation was computed. [2020-10-27 03:40:08,316 INFO L274 CegarLoopResult]: For program point L756(lines 756 776) no Hoare annotation was computed. [2020-10-27 03:40:08,316 INFO L274 CegarLoopResult]: For program point L756-1(lines 756 776) no Hoare annotation was computed. [2020-10-27 03:40:08,316 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 742 787) no Hoare annotation was computed. [2020-10-27 03:40:08,317 INFO L274 CegarLoopResult]: For program point L773(lines 773 774) no Hoare annotation was computed. [2020-10-27 03:40:08,317 INFO L274 CegarLoopResult]: For program point L205(lines 205 213) no Hoare annotation was computed. [2020-10-27 03:40:08,317 INFO L274 CegarLoopResult]: For program point L205-2(lines 205 213) no Hoare annotation was computed. [2020-10-27 03:40:08,317 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 197 219) no Hoare annotation was computed. [2020-10-27 03:40:08,317 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 197 219) no Hoare annotation was computed. [2020-10-27 03:40:08,317 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 197 219) no Hoare annotation was computed. [2020-10-27 03:40:08,317 INFO L274 CegarLoopResult]: For program point L704(line 704) no Hoare annotation was computed. [2020-10-27 03:40:08,317 INFO L274 CegarLoopResult]: For program point L704-1(line 704) no Hoare annotation was computed. [2020-10-27 03:40:08,317 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 639 741) no Hoare annotation was computed. [2020-10-27 03:40:08,317 INFO L274 CegarLoopResult]: For program point L663(lines 663 667) no Hoare annotation was computed. [2020-10-27 03:40:08,317 INFO L274 CegarLoopResult]: For program point L727(lines 727 738) no Hoare annotation was computed. [2020-10-27 03:40:08,318 INFO L274 CegarLoopResult]: For program point L690(lines 690 694) no Hoare annotation was computed. [2020-10-27 03:40:08,318 INFO L274 CegarLoopResult]: For program point L688-2(lines 688 708) no Hoare annotation was computed. [2020-10-27 03:40:08,318 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 639 741) no Hoare annotation was computed. [2020-10-27 03:40:08,318 INFO L274 CegarLoopResult]: For program point L709(lines 687 710) no Hoare annotation was computed. [2020-10-27 03:40:08,318 INFO L274 CegarLoopResult]: For program point L668(lines 668 684) no Hoare annotation was computed. [2020-10-27 03:40:08,318 INFO L274 CegarLoopResult]: For program point L728(lines 728 735) no Hoare annotation was computed. [2020-10-27 03:40:08,318 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 639 741) no Hoare annotation was computed. [2020-10-27 03:40:08,318 INFO L274 CegarLoopResult]: For program point L689(lines 688 708) no Hoare annotation was computed. [2020-10-27 03:40:08,318 INFO L274 CegarLoopResult]: For program point L720(line 720) no Hoare annotation was computed. [2020-10-27 03:40:08,318 INFO L274 CegarLoopResult]: For program point L720-1(line 720) no Hoare annotation was computed. [2020-10-27 03:40:08,318 INFO L274 CegarLoopResult]: For program point L685(lines 685 726) no Hoare annotation was computed. [2020-10-27 03:40:08,319 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 836 845) no Hoare annotation was computed. [2020-10-27 03:40:08,319 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 836 845) no Hoare annotation was computed. [2020-10-27 03:40:08,319 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 836 845) no Hoare annotation was computed. [2020-10-27 03:40:08,319 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:40:08,319 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.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~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 03:40:08,320 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:40:08,320 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 321 328) no Hoare annotation was computed. [2020-10-27 03:40:08,320 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 321 328) no Hoare annotation was computed. [2020-10-27 03:40:08,320 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 321 328) no Hoare annotation was computed. [2020-10-27 03:40:08,320 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 220 228) the Hoare annotation is: true [2020-10-27 03:40:08,320 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 220 228) no Hoare annotation was computed. [2020-10-27 03:40:08,320 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 220 228) no Hoare annotation was computed. [2020-10-27 03:40:08,320 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 176 187) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-27 03:40:08,320 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 176 187) no Hoare annotation was computed. [2020-10-27 03:40:08,321 INFO L274 CegarLoopResult]: For program point L180-1(lines 176 187) no Hoare annotation was computed. [2020-10-27 03:40:08,321 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:40:08,321 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:40:08,321 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:40:08,321 INFO L270 CegarLoopResult]: At program point L277(line 277) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:40:08,321 INFO L270 CegarLoopResult]: At program point L275(lines 275 281) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:40:08,321 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 264 287) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:40:08,321 INFO L270 CegarLoopResult]: At program point L270(line 270) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:40:08,321 INFO L274 CegarLoopResult]: For program point L268(lines 267 286) no Hoare annotation was computed. [2020-10-27 03:40:08,322 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 264 287) no Hoare annotation was computed. [2020-10-27 03:40:08,322 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 264 287) no Hoare annotation was computed. [2020-10-27 03:40:08,322 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-27 03:40:08,322 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 44 73) no Hoare annotation was computed. [2020-10-27 03:40:08,322 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 44 73) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:40:08,322 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-27 03:40:08,322 INFO L270 CegarLoopResult]: At program point L58-1(lines 58 62) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:40:08,322 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-27 03:40:08,322 INFO L270 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:40:08,323 INFO L270 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:40:08,323 INFO L274 CegarLoopResult]: For program point L50-1(line 50) no Hoare annotation was computed. [2020-10-27 03:40:08,323 INFO L277 CegarLoopResult]: At program point L69(lines 44 73) the Hoare annotation is: true [2020-10-27 03:40:08,323 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 188 196) the Hoare annotation is: true [2020-10-27 03:40:08,323 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 188 196) no Hoare annotation was computed. [2020-10-27 03:40:08,323 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 188 196) no Hoare annotation was computed. [2020-10-27 03:40:08,323 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 152 163) the Hoare annotation is: true [2020-10-27 03:40:08,323 INFO L274 CegarLoopResult]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2020-10-27 03:40:08,323 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 152 163) no Hoare annotation was computed. [2020-10-27 03:40:08,324 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 101 107) no Hoare annotation was computed. [2020-10-27 03:40:08,324 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 101 107) the Hoare annotation is: true [2020-10-27 03:40:08,324 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:40:08,324 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-27 03:40:08,324 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:40:08,324 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:40:08,324 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 393 400) no Hoare annotation was computed. [2020-10-27 03:40:08,324 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 393 400) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-10-27 03:40:08,324 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 393 400) no Hoare annotation was computed. [2020-10-27 03:40:08,325 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 164 175) no Hoare annotation was computed. [2020-10-27 03:40:08,325 INFO L274 CegarLoopResult]: For program point L168-1(lines 164 175) no Hoare annotation was computed. [2020-10-27 03:40:08,325 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 164 175) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-27 03:40:08,325 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 870 877) no Hoare annotation was computed. [2020-10-27 03:40:08,325 INFO L274 CegarLoopResult]: For program point L874(line 874) no Hoare annotation was computed. [2020-10-27 03:40:08,325 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 870 877) the Hoare annotation is: true [2020-10-27 03:40:08,325 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 870 877) no Hoare annotation was computed. [2020-10-27 03:40:08,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:40:08 BoogieIcfgContainer [2020-10-27 03:40:08,342 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:40:08,344 INFO L168 Benchmark]: Toolchain (without parser) took 42541.30 ms. Allocated memory was 160.4 MB in the beginning and 547.4 MB in the end (delta: 386.9 MB). Free memory was 133.3 MB in the beginning and 511.2 MB in the end (delta: -377.8 MB). Peak memory consumption was 326.6 MB. Max. memory is 8.0 GB. [2020-10-27 03:40:08,345 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 160.4 MB. Free memory is still 133.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:40:08,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 631.59 ms. Allocated memory is still 160.4 MB. Free memory was 132.7 MB in the beginning and 112.7 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-27 03:40:08,346 INFO L168 Benchmark]: Boogie Preprocessor took 100.10 ms. Allocated memory is still 160.4 MB. Free memory was 112.7 MB in the beginning and 108.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:40:08,347 INFO L168 Benchmark]: RCFGBuilder took 1312.95 ms. Allocated memory is still 160.4 MB. Free memory was 108.9 MB in the beginning and 72.9 MB in the end (delta: 36.0 MB). Peak memory consumption was 37.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:40:08,348 INFO L168 Benchmark]: TraceAbstraction took 40479.91 ms. Allocated memory was 160.4 MB in the beginning and 547.4 MB in the end (delta: 386.9 MB). Free memory was 72.4 MB in the beginning and 511.2 MB in the end (delta: -438.8 MB). Peak memory consumption was 265.3 MB. Max. memory is 8.0 GB. [2020-10-27 03:40:08,351 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 160.4 MB. Free memory is still 133.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 631.59 ms. Allocated memory is still 160.4 MB. Free memory was 132.7 MB in the beginning and 112.7 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 100.10 ms. Allocated memory is still 160.4 MB. Free memory was 112.7 MB in the beginning and 108.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1312.95 ms. Allocated memory is still 160.4 MB. Free memory was 108.9 MB in the beginning and 72.9 MB in the end (delta: 36.0 MB). Peak memory consumption was 37.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 40479.91 ms. Allocated memory was 160.4 MB in the beginning and 547.4 MB in the end (delta: 386.9 MB). Free memory was 72.4 MB in the beginning and 511.2 MB in the end (delta: -438.8 MB). Peak memory consumption was 265.3 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: 773]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 766]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 812]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 819]: 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: 412]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || (1 == systemActive && pumpRunning == 0) - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || (1 == systemActive && pumpRunning == 0) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 220 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 26.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 10.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 267 SDtfs, 537 SDslu, 247 SDs, 0 SdLazy, 1145 SolverSat, 351 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 92 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 5.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=187occurred in iteration=2, 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, 101 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 262 PreInvPairs, 312 NumberOfFragments, 788 HoareAnnotationTreeSize, 262 FomulaSimplifications, 23870 FormulaSimplificationTreeSizeReduction, 2.5s HoareSimplificationTime, 52 FomulaSimplificationsInter, 9922 FormulaSimplificationTreeSizeReductionInter, 10.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 15.8s InterpolantComputationTime, 168 NumberOfCodeBlocks, 168 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 165 ConstructedInterpolants, 0 QuantifiedInterpolants, 53923 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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...