/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:05:01,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:05:01,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:05:01,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:05:01,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:05:01,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:05:01,522 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:05:01,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:05:01,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:05:01,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:05:01,541 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:05:01,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:05:01,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:05:01,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:05:01,548 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:05:01,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:05:01,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:05:01,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:05:01,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:05:01,571 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:05:01,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:05:01,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:05:01,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:05:01,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:05:01,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:05:01,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:05:01,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:05:01,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:05:01,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:05:01,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:05:01,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:05:01,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:05:01,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:05:01,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:05:01,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:05:01,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:05:01,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:05:01,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:05:01,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:05:01,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:05:01,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:05:01,619 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 17:05:01,669 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:05:01,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:05:01,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:05:01,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:05:01,674 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:05:01,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:05:01,675 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:05:01,675 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:05:01,675 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:05:01,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:05:01,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:05:01,677 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:05:01,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:05:01,678 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:05:01,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:05:01,678 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:05:01,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:05:01,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:05:01,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:05:01,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:05:01,679 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:05:01,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:05:01,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:05:01,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:05:01,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:05:01,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:05:01,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:05:01,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:05:01,681 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:05:01,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:05:02,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:05:02,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:05:02,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:05:02,161 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:05:02,162 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:05:02,163 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product07.cil.c [2020-10-28 17:05:02,240 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/21d04f6e0/1e4ba2e9f18c4dcaa00a1ba01ad7957e/FLAGc9bf433fa [2020-10-28 17:05:02,867 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:05:02,868 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product07.cil.c [2020-10-28 17:05:02,897 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/21d04f6e0/1e4ba2e9f18c4dcaa00a1ba01ad7957e/FLAGc9bf433fa [2020-10-28 17:05:03,188 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/21d04f6e0/1e4ba2e9f18c4dcaa00a1ba01ad7957e [2020-10-28 17:05:03,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:05:03,201 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:05:03,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:05:03,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:05:03,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:05:03,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:05:03" (1/1) ... [2020-10-28 17:05:03,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a21a5b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:03, skipping insertion in model container [2020-10-28 17:05:03,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:05:03" (1/1) ... [2020-10-28 17:05:03,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:05:03,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:05:03,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:05:03,794 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:05:03,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:05:03,947 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:05:03,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:03 WrapperNode [2020-10-28 17:05:03,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:05:03,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:05:03,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:05:03,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:05:03,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:03" (1/1) ... [2020-10-28 17:05:03,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:03" (1/1) ... [2020-10-28 17:05:03,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:03" (1/1) ... [2020-10-28 17:05:03,985 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:03" (1/1) ... [2020-10-28 17:05:04,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:03" (1/1) ... [2020-10-28 17:05:04,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:03" (1/1) ... [2020-10-28 17:05:04,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:03" (1/1) ... [2020-10-28 17:05:04,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:05:04,041 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:05:04,041 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:05:04,041 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:05:04,042 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:03" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:05:04,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:05:04,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:05:04,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:05:04,147 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:05:04,147 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:05:04,147 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:05:04,147 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:05:04,147 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:05:04,147 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:05:04,148 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:05:04,148 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:05:04,148 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:05:04,148 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:05:04,148 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:05:04,149 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:05:04,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:05:04,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:05:04,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:05:04,149 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:05:04,149 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:05:04,150 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 17:05:04,150 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:05:04,150 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:05:04,150 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:05:04,150 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:05:04,150 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:05:04,150 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:05:04,151 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 17:05:04,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:05:04,151 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:05:04,151 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:05:04,151 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:05:04,151 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:05:04,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:05:04,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:05:04,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:05:04,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:05:04,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:05:04,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:05:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:05:04,153 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:05:04,153 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:05:04,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:05:04,153 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:05:04,153 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:05:04,153 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:05:04,153 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:05:04,154 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:05:04,154 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:05:04,154 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:05:04,154 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:05:04,154 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:05:04,154 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:05:04,154 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:05:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:05:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:05:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:05:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:05:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:05:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:05:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:05:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:05:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:05:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:05:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:05:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:05:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:05:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 17:05:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:05:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:05:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:05:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 17:05:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:05:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:05:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:05:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:05:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:05:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:05:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:05:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:05:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:05:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:05:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:05:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:05:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:05:04,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:05:04,160 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:05:04,160 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:05:04,160 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:05:04,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:05:04,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:05:04,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:05:05,707 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:05:05,707 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:05:05,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:05:05 BoogieIcfgContainer [2020-10-28 17:05:05,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:05:05,712 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:05:05,712 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:05:05,716 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:05:05,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:05:03" (1/3) ... [2020-10-28 17:05:05,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d21d3c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:05:05, skipping insertion in model container [2020-10-28 17:05:05,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:03" (2/3) ... [2020-10-28 17:05:05,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d21d3c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:05:05, skipping insertion in model container [2020-10-28 17:05:05,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:05:05" (3/3) ... [2020-10-28 17:05:05,720 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product07.cil.c [2020-10-28 17:05:05,733 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:05:05,739 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:05:05,754 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:05:05,783 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:05:05,783 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:05:05,784 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:05:05,784 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:05:05,784 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:05:05,784 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:05:05,784 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:05:05,785 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:05:05,809 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2020-10-28 17:05:05,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-28 17:05:05,819 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:05:05,820 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:05:05,821 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:05:05,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:05:05,828 INFO L82 PathProgramCache]: Analyzing trace with hash 645730819, now seen corresponding path program 1 times [2020-10-28 17:05:05,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:05:05,838 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [465235368] [2020-10-28 17:05:05,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:05:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:06,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:06,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:07,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:07,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:08,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:11,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:11,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:05:11,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:05:11,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:05:11,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:11,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:11,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:11,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 17:05:11,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:11,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 17:05:11,959 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:05:11,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:11,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:11,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:12,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:12,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:12,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:12,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 17:05:12,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:12,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:12,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:12,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:12,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:12,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:12,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:05:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:12,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:12,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:12,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:12,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:12,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:12,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:12,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:12,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:12,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:12,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:12,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:12,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:05:12,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:12,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:12,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:12,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:12,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:12,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:12,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:12,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:12,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:12,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:12,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:12,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:12,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:05:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:12,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:12,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:12,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:12,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:12,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:12,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:12,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:12,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:12,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:12,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:12,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:12,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:05:12,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:12,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:12,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:12,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:12,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:12,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:12,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:12,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:12,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:12,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:12,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:12,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:12,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:05:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:12,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:12,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:12,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:12,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:12,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:12,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:12,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:12,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:12,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:12,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:12,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:12,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:05:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:12,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:12,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:12,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:05:12,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:12,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-28 17:05:12,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:12,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:12,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:12,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:05:12,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:12,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:12,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:12,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:12,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:12,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:12,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:12,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:12,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:12,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:12,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:12,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:12,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:12,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:12,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:12,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 17:05:12,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:12,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:12,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:12,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:12,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:12,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:12,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:12,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:12,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:12,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:12,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:12,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-28 17:05:12,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:05:12,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:12,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:12,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:12,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:12,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:12,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:12,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:12,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:12,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:12,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:12,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:12,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-28 17:05:12,220 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:05:12,221 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [465235368] [2020-10-28 17:05:12,224 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:05:12,224 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:05:12,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65066273] [2020-10-28 17:05:12,233 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:05:12,233 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:05:12,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:05:12,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:05:12,253 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 4 states. [2020-10-28 17:05:14,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:05:14,173 INFO L93 Difference]: Finished difference Result 269 states and 349 transitions. [2020-10-28 17:05:14,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 17:05:14,175 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-10-28 17:05:14,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:05:14,189 INFO L225 Difference]: With dead ends: 269 [2020-10-28 17:05:14,189 INFO L226 Difference]: Without dead ends: 148 [2020-10-28 17:05:14,195 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:05:14,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2020-10-28 17:05:14,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 119. [2020-10-28 17:05:14,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-10-28 17:05:14,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2020-10-28 17:05:14,304 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 60 [2020-10-28 17:05:14,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:05:14,305 INFO L481 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2020-10-28 17:05:14,305 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:05:14,305 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2020-10-28 17:05:14,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-28 17:05:14,309 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:05:14,309 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:05:14,309 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:05:14,310 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:05:14,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:05:14,310 INFO L82 PathProgramCache]: Analyzing trace with hash 1547657964, now seen corresponding path program 1 times [2020-10-28 17:05:14,310 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:05:14,311 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [382582522] [2020-10-28 17:05:14,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:05:14,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:14,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:14,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:15,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:15,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:15,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:19,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:19,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 17:05:19,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:05:19,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 17:05:19,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:19,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:19,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:19,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 17:05:19,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:05:19,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:20,008 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:05:20,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:20,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:20,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:20,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:20,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:20,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:20,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 17:05:20,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:20,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:20,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:20,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:20,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:20,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:20,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:05:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:20,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:20,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:20,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:20,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:20,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:20,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:20,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:20,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:20,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:20,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:20,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:20,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:05:20,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:20,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:20,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:20,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:20,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:20,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:05:20,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:20,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:20,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:20,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:20,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:20,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:20,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:05:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:20,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:20,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:20,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:20,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:20,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:20,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:20,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:20,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:20,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:20,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:20,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:20,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:05:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:20,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:20,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:20,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:20,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:20,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:05:20,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:20,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:20,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:20,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:20,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:20,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:20,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:05:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:20,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:20,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:20,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:20,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:20,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:20,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:20,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:20,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:20,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:20,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:20,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:20,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:05:20,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:20,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:20,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:20,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:05:20,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:20,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:20,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:20,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:20,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:20,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:05:20,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:20,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:20,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:20,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:20,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:20,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:20,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:20,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:20,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:20,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:20,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:20,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:20,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:20,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:20,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 17:05:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:20,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:20,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:20,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:20,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:20,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:20,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:20,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:20,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:20,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:20,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:20,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:20,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:05:20,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:20,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:20,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:20,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:20,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:20,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:20,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:20,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:20,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:20,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:20,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:20,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:20,147 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:05:20,148 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [382582522] [2020-10-28 17:05:20,148 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:05:20,148 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:05:20,149 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722325927] [2020-10-28 17:05:20,150 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:05:20,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:05:20,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:05:20,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:05:20,151 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 5 states. [2020-10-28 17:05:21,251 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:05:22,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:05:22,691 INFO L93 Difference]: Finished difference Result 205 states and 249 transitions. [2020-10-28 17:05:22,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:05:22,692 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-10-28 17:05:22,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:05:22,696 INFO L225 Difference]: With dead ends: 205 [2020-10-28 17:05:22,696 INFO L226 Difference]: Without dead ends: 138 [2020-10-28 17:05:22,697 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:05:22,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-10-28 17:05:22,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 110. [2020-10-28 17:05:22,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-10-28 17:05:22,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 127 transitions. [2020-10-28 17:05:22,737 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 127 transitions. Word has length 61 [2020-10-28 17:05:22,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:05:22,738 INFO L481 AbstractCegarLoop]: Abstraction has 110 states and 127 transitions. [2020-10-28 17:05:22,738 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:05:22,738 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 127 transitions. [2020-10-28 17:05:22,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-28 17:05:22,740 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:05:22,741 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:05:22,741 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:05:22,741 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:05:22,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:05:22,742 INFO L82 PathProgramCache]: Analyzing trace with hash 426839831, now seen corresponding path program 1 times [2020-10-28 17:05:22,742 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:05:22,742 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1382645379] [2020-10-28 17:05:22,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:05:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:22,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:22,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:23,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:24,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:27,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:27,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-28 17:05:27,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:05:27,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4755 [2020-10-28 17:05:27,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:27,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:27,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:05:27,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:27,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-28 17:05:27,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:28,324 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:05:28,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:28,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:28,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:28,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:28,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:28,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:28,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-28 17:05:28,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:28,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:28,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:28,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:28,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:05:28,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:28,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:05:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:28,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:28,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:28,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:28,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:28,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:28,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:28,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:28,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:28,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:28,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:05:28,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:28,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:05:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:28,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:28,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:28,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:28,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:28,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:28,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:28,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:28,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:28,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:28,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:05:28,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:28,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:05:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:28,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:28,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:28,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:28,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:28,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:28,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:28,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:28,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:28,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:28,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:05:28,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:28,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:05:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:28,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:28,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:28,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:28,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:28,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:28,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:28,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:28,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:28,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:28,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:05:28,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:28,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:05:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:28,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:28,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:28,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:28,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:28,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:28,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:28,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:28,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:28,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:28,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:05:28,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:28,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:05:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:28,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:28,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:28,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:05:28,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:28,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:05:28,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:28,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:28,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:28,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:28,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:05:28,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:28,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:28,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:28,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:28,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:28,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:28,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:28,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:28,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:28,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:28,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:28,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:28,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:28,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:28,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 17:05:28,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:28,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:28,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:28,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:28,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:28,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:28,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:28,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:28,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:28,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:28,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:28,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:28,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 17:05:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:28,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:28,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:28,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:28,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:28,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:28,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:28,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:28,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:28,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:28,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:28,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:28,516 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:05:28,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1382645379] [2020-10-28 17:05:28,518 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:05:28,518 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:05:28,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831458094] [2020-10-28 17:05:28,520 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:05:28,520 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:05:28,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:05:28,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:05:28,521 INFO L87 Difference]: Start difference. First operand 110 states and 127 transitions. Second operand 5 states. [2020-10-28 17:05:29,268 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:05:31,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:05:31,800 INFO L93 Difference]: Finished difference Result 308 states and 379 transitions. [2020-10-28 17:05:31,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:05:31,801 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-10-28 17:05:31,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:05:31,805 INFO L225 Difference]: With dead ends: 308 [2020-10-28 17:05:31,805 INFO L226 Difference]: Without dead ends: 226 [2020-10-28 17:05:31,806 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:05:31,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2020-10-28 17:05:31,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 185. [2020-10-28 17:05:31,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2020-10-28 17:05:31,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 220 transitions. [2020-10-28 17:05:31,904 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 220 transitions. Word has length 65 [2020-10-28 17:05:31,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:05:31,906 INFO L481 AbstractCegarLoop]: Abstraction has 185 states and 220 transitions. [2020-10-28 17:05:31,906 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:05:31,906 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 220 transitions. [2020-10-28 17:05:31,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-28 17:05:31,916 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:05:31,917 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:05:31,917 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:05:31,917 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:05:31,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:05:31,918 INFO L82 PathProgramCache]: Analyzing trace with hash -442224194, now seen corresponding path program 1 times [2020-10-28 17:05:31,918 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:05:31,918 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [551000128] [2020-10-28 17:05:31,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:05:31,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:31,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:32,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:32,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:33,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:34,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:34,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 17:05:34,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:05:34,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2284 [2020-10-28 17:05:34,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:34,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:34,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:05:34,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 17:05:34,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-28 17:05:34,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:35,064 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:05:35,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:35,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 17:05:35,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:35,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:35,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:35,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:05:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:35,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:05:35,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:35,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:35,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:35,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:05:35,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:35,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:05:35,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:35,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:35,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:35,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:05:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:35,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:35,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:35,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:35,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:35,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:05:35,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:35,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:05:35,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:35,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:35,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:35,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:05:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:35,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:35,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:35,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:35,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:35,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:05:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:05:35,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:05:35,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:35,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:05:35,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:35,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 17:05:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:05:35,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:05:35,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:35,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:05:35,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:35,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:35,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:35,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:35,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:35,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:35,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 17:05:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:35,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:35,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:35,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:05:35,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:35,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 17:05:35,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:35,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:35,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:35,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:05:35,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:35,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:35,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:05:35,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:35,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:05:35,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:35,265 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 17:05:35,265 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [551000128] [2020-10-28 17:05:35,266 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:05:35,266 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:05:35,266 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191269863] [2020-10-28 17:05:35,267 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:05:35,267 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:05:35,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:05:35,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:05:35,268 INFO L87 Difference]: Start difference. First operand 185 states and 220 transitions. Second operand 9 states. [2020-10-28 17:05:36,180 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:05:37,748 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:05:39,416 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:05:40,169 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 17:05:40,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:05:40,456 INFO L93 Difference]: Finished difference Result 324 states and 414 transitions. [2020-10-28 17:05:40,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 17:05:40,457 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 71 [2020-10-28 17:05:40,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:05:40,459 INFO L225 Difference]: With dead ends: 324 [2020-10-28 17:05:40,459 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:05:40,462 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-10-28 17:05:40,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:05:40,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:05:40,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:05:40,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:05:40,463 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 71 [2020-10-28 17:05:40,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:05:40,463 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:05:40,463 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:05:40,463 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:05:40,463 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:05:40,463 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:05:40,466 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:05:42,937 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 153 DAG size of output: 9 [2020-10-28 17:05:43,561 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:05:44,223 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:05:44,813 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:05:45,533 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:05:46,253 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:05:47,533 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 155 DAG size of output: 16 [2020-10-28 17:05:48,130 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:05:48,746 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:05:49,934 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 151 DAG size of output: 10 [2020-10-28 17:05:50,722 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:05:51,426 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:05:52,651 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 151 DAG size of output: 10 [2020-10-28 17:05:53,909 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 151 DAG size of output: 10 [2020-10-28 17:05:54,515 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:05:55,156 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:05:55,917 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:05:56,585 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 14 [2020-10-28 17:05:57,264 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:05:57,975 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:05:58,658 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:06:00,021 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 153 DAG size of output: 9 [2020-10-28 17:06:01,257 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 154 DAG size of output: 13 [2020-10-28 17:06:01,262 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:06:01,263 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:06:01,263 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:06:01,263 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:06:01,264 INFO L274 CegarLoopResult]: For program point L631(lines 631 635) no Hoare annotation was computed. [2020-10-28 17:06:01,264 INFO L274 CegarLoopResult]: For program point L631-1(lines 631 635) no Hoare annotation was computed. [2020-10-28 17:06:01,264 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 600 655) no Hoare annotation was computed. [2020-10-28 17:06:01,264 INFO L274 CegarLoopResult]: For program point L626(line 626) no Hoare annotation was computed. [2020-10-28 17:06:01,264 INFO L274 CegarLoopResult]: For program point L625-2(lines 625 646) no Hoare annotation was computed. [2020-10-28 17:06:01,264 INFO L274 CegarLoopResult]: For program point L647(lines 624 648) no Hoare annotation was computed. [2020-10-28 17:06:01,265 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 600 655) no Hoare annotation was computed. [2020-10-28 17:06:01,265 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 600 655) no Hoare annotation was computed. [2020-10-28 17:06:01,265 INFO L274 CegarLoopResult]: For program point L701(line 701) no Hoare annotation was computed. [2020-10-28 17:06:01,265 INFO L274 CegarLoopResult]: For program point L701-1(line 701) no Hoare annotation was computed. [2020-10-28 17:06:01,266 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 656 715) no Hoare annotation was computed. [2020-10-28 17:06:01,266 INFO L274 CegarLoopResult]: For program point L688(lines 688 692) no Hoare annotation was computed. [2020-10-28 17:06:01,266 INFO L274 CegarLoopResult]: For program point L688-1(lines 688 692) no Hoare annotation was computed. [2020-10-28 17:06:01,266 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 656 715) no Hoare annotation was computed. [2020-10-28 17:06:01,266 INFO L274 CegarLoopResult]: For program point L683(line 683) no Hoare annotation was computed. [2020-10-28 17:06:01,266 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 656 715) no Hoare annotation was computed. [2020-10-28 17:06:01,267 INFO L274 CegarLoopResult]: For program point L682-2(lines 682 707) no Hoare annotation was computed. [2020-10-28 17:06:01,267 INFO L274 CegarLoopResult]: For program point L708(lines 681 709) no Hoare annotation was computed. [2020-10-28 17:06:01,267 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 531 537) the Hoare annotation is: true [2020-10-28 17:06:01,267 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 531 537) no Hoare annotation was computed. [2020-10-28 17:06:01,267 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 538 546) no Hoare annotation was computed. [2020-10-28 17:06:01,268 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 538 546) the Hoare annotation is: true [2020-10-28 17:06:01,268 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 538 546) no Hoare annotation was computed. [2020-10-28 17:06:01,268 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 235 242) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:06:01,268 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 235 242) no Hoare annotation was computed. [2020-10-28 17:06:01,268 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 235 242) no Hoare annotation was computed. [2020-10-28 17:06:01,269 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 243 252) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:06:01,269 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 243 252) no Hoare annotation was computed. [2020-10-28 17:06:01,269 INFO L274 CegarLoopResult]: For program point L248(line 248) no Hoare annotation was computed. [2020-10-28 17:06:01,269 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 243 252) no Hoare annotation was computed. [2020-10-28 17:06:01,269 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 253 281) the Hoare annotation is: true [2020-10-28 17:06:01,269 INFO L270 CegarLoopResult]: At program point L268(line 268) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:06:01,269 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 253 281) no Hoare annotation was computed. [2020-10-28 17:06:01,269 INFO L274 CegarLoopResult]: For program point L266(lines 266 272) no Hoare annotation was computed. [2020-10-28 17:06:01,270 INFO L274 CegarLoopResult]: For program point L265(lines 265 275) no Hoare annotation was computed. [2020-10-28 17:06:01,270 INFO L277 CegarLoopResult]: At program point L263(line 263) the Hoare annotation is: true [2020-10-28 17:06:01,270 INFO L274 CegarLoopResult]: For program point L263-1(line 263) no Hoare annotation was computed. [2020-10-28 17:06:01,270 INFO L274 CegarLoopResult]: For program point L261(lines 261 278) no Hoare annotation was computed. [2020-10-28 17:06:01,270 INFO L274 CegarLoopResult]: For program point L261-1(lines 253 281) no Hoare annotation was computed. [2020-10-28 17:06:01,270 INFO L277 CegarLoopResult]: At program point L259(line 259) the Hoare annotation is: true [2020-10-28 17:06:01,270 INFO L274 CegarLoopResult]: For program point L259-1(line 259) no Hoare annotation was computed. [2020-10-28 17:06:01,270 INFO L270 CegarLoopResult]: At program point L130-1(line 130) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:01,271 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 124 146) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:01,271 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 124 146) no Hoare annotation was computed. [2020-10-28 17:06:01,271 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 124 146) no Hoare annotation was computed. [2020-10-28 17:06:01,271 INFO L270 CegarLoopResult]: At program point L136(line 136) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:01,271 INFO L270 CegarLoopResult]: At program point L136-1(line 136) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:01,271 INFO L274 CegarLoopResult]: For program point L134(lines 134 141) no Hoare annotation was computed. [2020-10-28 17:06:01,272 INFO L274 CegarLoopResult]: For program point L134-1(lines 134 141) no Hoare annotation was computed. [2020-10-28 17:06:01,272 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-28 17:06:01,272 INFO L270 CegarLoopResult]: At program point L131(line 131) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:01,272 INFO L270 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:01,272 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 77 100) no Hoare annotation was computed. [2020-10-28 17:06:01,272 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-28 17:06:01,273 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-28 17:06:01,273 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-28 17:06:01,273 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 77 100) no Hoare annotation was computed. [2020-10-28 17:06:01,273 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-28 17:06:01,273 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 77 100) no Hoare annotation was computed. [2020-10-28 17:06:01,273 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-28 17:06:01,273 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-28 17:06:01,273 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-28 17:06:01,274 INFO L274 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-28 17:06:01,274 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-28 17:06:01,274 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-28 17:06:01,274 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-28 17:06:01,274 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-28 17:06:01,274 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-28 17:06:01,274 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-28 17:06:01,274 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 488 502) no Hoare annotation was computed. [2020-10-28 17:06:01,274 INFO L270 CegarLoopResult]: At program point L494(line 494) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:01,275 INFO L274 CegarLoopResult]: For program point L492(lines 492 498) no Hoare annotation was computed. [2020-10-28 17:06:01,275 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 488 502) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:01,275 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 488 502) no Hoare annotation was computed. [2020-10-28 17:06:01,275 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 443 451) no Hoare annotation was computed. [2020-10-28 17:06:01,275 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 443 451) the Hoare annotation is: true [2020-10-28 17:06:01,275 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 443 451) no Hoare annotation was computed. [2020-10-28 17:06:01,275 INFO L274 CegarLoopResult]: For program point L482-1(line 482) no Hoare annotation was computed. [2020-10-28 17:06:01,275 INFO L274 CegarLoopResult]: For program point L471(lines 471 479) no Hoare annotation was computed. [2020-10-28 17:06:01,276 INFO L274 CegarLoopResult]: For program point L471-2(lines 471 479) no Hoare annotation was computed. [2020-10-28 17:06:01,276 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 452 487) no Hoare annotation was computed. [2020-10-28 17:06:01,276 INFO L274 CegarLoopResult]: For program point L459(lines 459 467) no Hoare annotation was computed. [2020-10-28 17:06:01,276 INFO L274 CegarLoopResult]: For program point L459-2(lines 459 467) no Hoare annotation was computed. [2020-10-28 17:06:01,276 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 452 487) no Hoare annotation was computed. [2020-10-28 17:06:01,276 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 452 487) no Hoare annotation was computed. [2020-10-28 17:06:01,276 INFO L274 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-10-28 17:06:01,278 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 524 530) no Hoare annotation was computed. [2020-10-28 17:06:01,278 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 524 530) the Hoare annotation is: true [2020-10-28 17:06:01,279 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 554 599) no Hoare annotation was computed. [2020-10-28 17:06:01,279 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 554 599) no Hoare annotation was computed. [2020-10-28 17:06:01,279 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 554 599) no Hoare annotation was computed. [2020-10-28 17:06:01,279 INFO L274 CegarLoopResult]: For program point L891(lines 891 892) no Hoare annotation was computed. [2020-10-28 17:06:01,279 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 867 912) no Hoare annotation was computed. [2020-10-28 17:06:01,279 INFO L274 CegarLoopResult]: For program point L887(lines 887 894) no Hoare annotation was computed. [2020-10-28 17:06:01,279 INFO L274 CegarLoopResult]: For program point L881(lines 881 901) no Hoare annotation was computed. [2020-10-28 17:06:01,279 INFO L274 CegarLoopResult]: For program point L881-1(lines 881 901) no Hoare annotation was computed. [2020-10-28 17:06:01,280 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 891 892) no Hoare annotation was computed. [2020-10-28 17:06:01,280 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 898 899) no Hoare annotation was computed. [2020-10-28 17:06:01,280 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 867 912) no Hoare annotation was computed. [2020-10-28 17:06:01,280 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 867 912) no Hoare annotation was computed. [2020-10-28 17:06:01,280 INFO L274 CegarLoopResult]: For program point L898(lines 898 899) no Hoare annotation was computed. [2020-10-28 17:06:01,280 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 110 120) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:01,281 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 110 120) no Hoare annotation was computed. [2020-10-28 17:06:01,281 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 110 120) no Hoare annotation was computed. [2020-10-28 17:06:01,281 INFO L270 CegarLoopResult]: At program point L115(line 115) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:01,281 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 432 442) the Hoare annotation is: true [2020-10-28 17:06:01,281 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 432 442) no Hoare annotation was computed. [2020-10-28 17:06:01,281 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 432 442) no Hoare annotation was computed. [2020-10-28 17:06:01,281 INFO L277 CegarLoopResult]: At program point L437(line 437) the Hoare annotation is: true [2020-10-28 17:06:01,281 INFO L274 CegarLoopResult]: For program point L437-1(line 437) no Hoare annotation was computed. [2020-10-28 17:06:01,282 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 424 431) the Hoare annotation is: true [2020-10-28 17:06:01,282 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 424 431) no Hoare annotation was computed. [2020-10-28 17:06:01,282 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 424 431) no Hoare annotation was computed. [2020-10-28 17:06:01,282 INFO L270 CegarLoopResult]: At program point L410(line 410) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:06:01,282 INFO L274 CegarLoopResult]: For program point L410-1(lines 391 415) no Hoare annotation was computed. [2020-10-28 17:06:01,282 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 391 415) no Hoare annotation was computed. [2020-10-28 17:06:01,282 INFO L270 CegarLoopResult]: At program point L405(line 405) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:01,282 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 391 415) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:06:01,283 INFO L270 CegarLoopResult]: At program point L401(line 401) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:01,283 INFO L274 CegarLoopResult]: For program point L399(lines 399 407) no Hoare annotation was computed. [2020-10-28 17:06:01,283 INFO L270 CegarLoopResult]: At program point L397(line 397) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:01,283 INFO L274 CegarLoopResult]: For program point L397-1(line 397) no Hoare annotation was computed. [2020-10-28 17:06:01,283 INFO L274 CegarLoopResult]: For program point L395(lines 395 412) no Hoare annotation was computed. [2020-10-28 17:06:01,283 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 383 389) no Hoare annotation was computed. [2020-10-28 17:06:01,283 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 383 389) the Hoare annotation is: true [2020-10-28 17:06:01,283 INFO L270 CegarLoopResult]: At program point testENTRY(lines 284 349) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:01,284 INFO L270 CegarLoopResult]: At program point L316(line 316) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:01,284 INFO L274 CegarLoopResult]: For program point L314(lines 314 320) no Hoare annotation was computed. [2020-10-28 17:06:01,284 INFO L274 CegarLoopResult]: For program point L314-1(lines 314 320) no Hoare annotation was computed. [2020-10-28 17:06:01,284 INFO L274 CegarLoopResult]: For program point testFINAL(lines 284 349) no Hoare annotation was computed. [2020-10-28 17:06:01,284 INFO L270 CegarLoopResult]: At program point L339(lines 294 341) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:01,284 INFO L270 CegarLoopResult]: At program point L306(line 306) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:01,284 INFO L274 CegarLoopResult]: For program point L304(lines 304 310) no Hoare annotation was computed. [2020-10-28 17:06:01,284 INFO L274 CegarLoopResult]: For program point L304-1(lines 304 310) no Hoare annotation was computed. [2020-10-28 17:06:01,284 INFO L274 CegarLoopResult]: For program point L296(lines 296 300) no Hoare annotation was computed. [2020-10-28 17:06:01,285 INFO L270 CegarLoopResult]: At program point L342(lines 293 343) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:01,285 INFO L270 CegarLoopResult]: At program point L332(line 332) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:01,285 INFO L274 CegarLoopResult]: For program point L330(lines 330 336) no Hoare annotation was computed. [2020-10-28 17:06:01,285 INFO L270 CegarLoopResult]: At program point L330-1(lines 324 337) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:01,285 INFO L274 CegarLoopResult]: For program point L295(lines 294 341) no Hoare annotation was computed. [2020-10-28 17:06:01,285 INFO L274 CegarLoopResult]: For program point L324(lines 324 337) no Hoare annotation was computed. [2020-10-28 17:06:01,285 INFO L274 CegarLoopResult]: For program point testEXIT(lines 284 349) no Hoare annotation was computed. [2020-10-28 17:06:01,285 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 845 846) no Hoare annotation was computed. [2020-10-28 17:06:01,286 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 852 853) no Hoare annotation was computed. [2020-10-28 17:06:01,286 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 821 866) no Hoare annotation was computed. [2020-10-28 17:06:01,286 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 821 866) no Hoare annotation was computed. [2020-10-28 17:06:01,286 INFO L274 CegarLoopResult]: For program point L852(lines 852 853) no Hoare annotation was computed. [2020-10-28 17:06:01,286 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 821 866) no Hoare annotation was computed. [2020-10-28 17:06:01,286 INFO L274 CegarLoopResult]: For program point L845(lines 845 846) no Hoare annotation was computed. [2020-10-28 17:06:01,286 INFO L274 CegarLoopResult]: For program point L841(lines 841 848) no Hoare annotation was computed. [2020-10-28 17:06:01,286 INFO L274 CegarLoopResult]: For program point L835(lines 835 855) no Hoare annotation was computed. [2020-10-28 17:06:01,286 INFO L274 CegarLoopResult]: For program point L835-1(lines 835 855) no Hoare annotation was computed. [2020-10-28 17:06:01,287 INFO L274 CegarLoopResult]: For program point L207(lines 207 215) no Hoare annotation was computed. [2020-10-28 17:06:01,287 INFO L274 CegarLoopResult]: For program point L207-2(lines 207 215) no Hoare annotation was computed. [2020-10-28 17:06:01,287 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 199 221) no Hoare annotation was computed. [2020-10-28 17:06:01,287 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 199 221) no Hoare annotation was computed. [2020-10-28 17:06:01,287 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 199 221) no Hoare annotation was computed. [2020-10-28 17:06:01,287 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 514 523) no Hoare annotation was computed. [2020-10-28 17:06:01,287 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 514 523) no Hoare annotation was computed. [2020-10-28 17:06:01,287 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 514 523) no Hoare annotation was computed. [2020-10-28 17:06:01,287 INFO L274 CegarLoopResult]: For program point L768(lines 767 787) no Hoare annotation was computed. [2020-10-28 17:06:01,287 INFO L274 CegarLoopResult]: For program point L799(line 799) no Hoare annotation was computed. [2020-10-28 17:06:01,287 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 718 820) no Hoare annotation was computed. [2020-10-28 17:06:01,288 INFO L274 CegarLoopResult]: For program point L799-1(line 799) no Hoare annotation was computed. [2020-10-28 17:06:01,288 INFO L274 CegarLoopResult]: For program point L764(lines 764 805) no Hoare annotation was computed. [2020-10-28 17:06:01,288 INFO L274 CegarLoopResult]: For program point L783(line 783) no Hoare annotation was computed. [2020-10-28 17:06:01,288 INFO L274 CegarLoopResult]: For program point L783-1(line 783) no Hoare annotation was computed. [2020-10-28 17:06:01,288 INFO L274 CegarLoopResult]: For program point L742(lines 742 746) no Hoare annotation was computed. [2020-10-28 17:06:01,288 INFO L274 CegarLoopResult]: For program point L806(lines 806 817) no Hoare annotation was computed. [2020-10-28 17:06:01,288 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 718 820) no Hoare annotation was computed. [2020-10-28 17:06:01,288 INFO L274 CegarLoopResult]: For program point L769(lines 769 773) no Hoare annotation was computed. [2020-10-28 17:06:01,288 INFO L274 CegarLoopResult]: For program point L767-2(lines 767 787) no Hoare annotation was computed. [2020-10-28 17:06:01,288 INFO L274 CegarLoopResult]: For program point L788(lines 766 789) no Hoare annotation was computed. [2020-10-28 17:06:01,288 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 718 820) no Hoare annotation was computed. [2020-10-28 17:06:01,289 INFO L274 CegarLoopResult]: For program point L747(lines 747 763) no Hoare annotation was computed. [2020-10-28 17:06:01,289 INFO L274 CegarLoopResult]: For program point L807(lines 807 814) no Hoare annotation was computed. [2020-10-28 17:06:01,289 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:06:01,289 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.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~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string38.offset| |old(#t~string38.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~string75.base| |old(#t~string75.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 17:06:01,289 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:06:01,289 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 416 423) no Hoare annotation was computed. [2020-10-28 17:06:01,290 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 416 423) no Hoare annotation was computed. [2020-10-28 17:06:01,290 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 416 423) no Hoare annotation was computed. [2020-10-28 17:06:01,290 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 222 230) the Hoare annotation is: true [2020-10-28 17:06:01,290 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 222 230) no Hoare annotation was computed. [2020-10-28 17:06:01,290 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 222 230) no Hoare annotation was computed. [2020-10-28 17:06:01,290 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 178 189) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 17:06:01,290 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 178 189) no Hoare annotation was computed. [2020-10-28 17:06:01,290 INFO L274 CegarLoopResult]: For program point L182-1(lines 178 189) no Hoare annotation was computed. [2020-10-28 17:06:01,291 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:06:01,291 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:06:01,291 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:06:01,291 INFO L270 CegarLoopResult]: At program point L372(line 372) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:01,291 INFO L270 CegarLoopResult]: At program point L370(lines 370 376) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:01,291 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 356 382) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:06:01,291 INFO L270 CegarLoopResult]: At program point L365(line 365) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:01,291 INFO L274 CegarLoopResult]: For program point L363(lines 359 381) no Hoare annotation was computed. [2020-10-28 17:06:01,291 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 356 382) no Hoare annotation was computed. [2020-10-28 17:06:01,292 INFO L274 CegarLoopResult]: For program point L361(lines 359 381) no Hoare annotation was computed. [2020-10-28 17:06:01,292 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 356 382) no Hoare annotation was computed. [2020-10-28 17:06:01,292 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-28 17:06:01,292 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 44 73) no Hoare annotation was computed. [2020-10-28 17:06:01,292 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 44 73) the Hoare annotation is: true [2020-10-28 17:06:01,292 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-28 17:06:01,292 INFO L277 CegarLoopResult]: At program point L58-1(lines 58 62) the Hoare annotation is: true [2020-10-28 17:06:01,292 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-28 17:06:01,292 INFO L277 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: true [2020-10-28 17:06:01,292 INFO L277 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: true [2020-10-28 17:06:01,292 INFO L274 CegarLoopResult]: For program point L50-1(line 50) no Hoare annotation was computed. [2020-10-28 17:06:01,293 INFO L277 CegarLoopResult]: At program point L69(lines 44 73) the Hoare annotation is: true [2020-10-28 17:06:01,293 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 190 198) the Hoare annotation is: true [2020-10-28 17:06:01,293 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 190 198) no Hoare annotation was computed. [2020-10-28 17:06:01,293 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 190 198) no Hoare annotation was computed. [2020-10-28 17:06:01,293 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 154 165) the Hoare annotation is: true [2020-10-28 17:06:01,293 INFO L274 CegarLoopResult]: For program point L158-1(lines 154 165) no Hoare annotation was computed. [2020-10-28 17:06:01,293 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 154 165) no Hoare annotation was computed. [2020-10-28 17:06:01,293 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 101 107) no Hoare annotation was computed. [2020-10-28 17:06:01,293 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 101 107) the Hoare annotation is: true [2020-10-28 17:06:01,293 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:06:01,294 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-28 17:06:01,294 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:06:01,294 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:06:01,294 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 166 177) no Hoare annotation was computed. [2020-10-28 17:06:01,294 INFO L274 CegarLoopResult]: For program point L170-1(lines 166 177) no Hoare annotation was computed. [2020-10-28 17:06:01,294 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 166 177) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:06:01,294 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 504 511) no Hoare annotation was computed. [2020-10-28 17:06:01,294 INFO L274 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-10-28 17:06:01,295 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 504 511) the Hoare annotation is: true [2020-10-28 17:06:01,295 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 504 511) no Hoare annotation was computed. [2020-10-28 17:06:01,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:06:01 BoogieIcfgContainer [2020-10-28 17:06:01,317 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:06:01,319 INFO L168 Benchmark]: Toolchain (without parser) took 58124.28 ms. Allocated memory was 151.0 MB in the beginning and 543.2 MB in the end (delta: 392.2 MB). Free memory was 125.2 MB in the beginning and 242.6 MB in the end (delta: -117.4 MB). Peak memory consumption was 321.4 MB. Max. memory is 8.0 GB. [2020-10-28 17:06:01,326 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 125.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:06:01,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 742.16 ms. Allocated memory is still 151.0 MB. Free memory was 124.7 MB in the beginning and 104.2 MB in the end (delta: 20.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-28 17:06:01,328 INFO L168 Benchmark]: Boogie Preprocessor took 91.15 ms. Allocated memory is still 151.0 MB. Free memory was 104.2 MB in the beginning and 100.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 17:06:01,329 INFO L168 Benchmark]: RCFGBuilder took 1669.14 ms. Allocated memory was 151.0 MB in the beginning and 207.6 MB in the end (delta: 56.6 MB). Free memory was 100.2 MB in the beginning and 187.8 MB in the end (delta: -87.6 MB). Peak memory consumption was 56.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:06:01,333 INFO L168 Benchmark]: TraceAbstraction took 55605.22 ms. Allocated memory was 207.6 MB in the beginning and 543.2 MB in the end (delta: 335.5 MB). Free memory was 187.3 MB in the beginning and 242.6 MB in the end (delta: -55.4 MB). Peak memory consumption was 325.8 MB. Max. memory is 8.0 GB. [2020-10-28 17:06:01,339 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 125.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 742.16 ms. Allocated memory is still 151.0 MB. Free memory was 124.7 MB in the beginning and 104.2 MB in the end (delta: 20.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 91.15 ms. Allocated memory is still 151.0 MB. Free memory was 104.2 MB in the beginning and 100.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1669.14 ms. Allocated memory was 151.0 MB in the beginning and 207.6 MB in the end (delta: 56.6 MB). Free memory was 100.2 MB in the beginning and 187.8 MB in the end (delta: -87.6 MB). Peak memory consumption was 56.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 55605.22 ms. Allocated memory was 207.6 MB in the beginning and 543.2 MB in the end (delta: 335.5 MB). Free memory was 187.3 MB in the beginning and 242.6 MB in the end (delta: -55.4 MB). Peak memory consumption was 325.8 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: 852]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 845]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 891]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 898]: 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: 293]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || ((splverifierCounter <= 0 && 0 <= pumpRunning) && pumpRunning <= 0) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 232 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 34.6s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 12.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 20.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 413 SDtfs, 512 SDslu, 278 SDs, 0 SdLazy, 918 SolverSat, 329 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 113 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 7.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=185occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 98 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 256 PreInvPairs, 286 NumberOfFragments, 818 HoareAnnotationTreeSize, 256 FomulaSimplifications, 13355 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 56 FomulaSimplificationsInter, 8584 FormulaSimplificationTreeSizeReductionInter, 19.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 20.8s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 79969 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...