/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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_spec1_product47.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:25:18,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:25:18,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:25:18,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:25:18,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:25:18,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:25:18,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:25:18,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:25:18,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:25:18,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:25:18,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:25:18,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:25:18,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:25:18,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:25:18,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:25:18,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:25:18,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:25:18,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:25:18,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:25:18,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:25:18,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:25:18,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:25:18,928 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:25:18,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:25:18,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:25:18,941 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:25:18,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:25:18,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:25:18,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:25:18,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:25:18,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:25:18,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:25:18,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:25:18,952 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:25:18,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:25:18,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:25:18,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:25:18,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:25:18,957 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:25:18,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:25:18,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:25:18,960 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 [2020-10-29 11:25:19,021 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:25:19,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:25:19,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:25:19,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:25:19,023 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:25:19,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:25:19,024 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:25:19,024 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:25:19,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:25:19,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:25:19,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:25:19,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:25:19,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:25:19,025 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:25:19,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:25:19,026 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:25:19,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:25:19,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:25:19,026 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:25:19,027 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:25:19,027 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:25:19,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:25:19,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:25:19,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:25:19,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:25:19,028 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:25:19,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:25:19,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:25:19,028 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:25:19,028 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:25:19,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:25:19,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:25:19,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:25:19,501 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:25:19,502 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:25:19,503 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product47.cil.c [2020-10-29 11:25:19,594 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/36948b541/70bc369527d340dfa68f7aae0aba7077/FLAG1d4f412a4 [2020-10-29 11:25:20,309 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:25:20,310 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product47.cil.c [2020-10-29 11:25:20,325 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/36948b541/70bc369527d340dfa68f7aae0aba7077/FLAG1d4f412a4 [2020-10-29 11:25:20,628 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/36948b541/70bc369527d340dfa68f7aae0aba7077 [2020-10-29 11:25:20,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:25:20,639 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:25:20,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:25:20,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:25:20,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:25:20,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:25:20" (1/1) ... [2020-10-29 11:25:20,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51967efb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:20, skipping insertion in model container [2020-10-29 11:25:20,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:25:20" (1/1) ... [2020-10-29 11:25:20,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:25:20,705 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:25:21,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:25:21,060 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:25:21,160 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:25:21,205 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:25:21,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:21 WrapperNode [2020-10-29 11:25:21,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:25:21,207 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:25:21,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:25:21,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:25:21,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:21" (1/1) ... [2020-10-29 11:25:21,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:21" (1/1) ... [2020-10-29 11:25:21,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:21" (1/1) ... [2020-10-29 11:25:21,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:21" (1/1) ... [2020-10-29 11:25:21,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:21" (1/1) ... [2020-10-29 11:25:21,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:21" (1/1) ... [2020-10-29 11:25:21,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:21" (1/1) ... [2020-10-29 11:25:21,355 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:25:21,358 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:25:21,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:25:21,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:25:21,363 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:21" (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 [2020-10-29 11:25:21,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:25:21,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:25:21,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:25:21,487 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:25:21,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:25:21,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:25:21,488 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:25:21,488 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:25:21,488 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:25:21,488 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:25:21,488 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:25:21,489 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:25:21,489 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:25:21,489 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:25:21,489 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:25:21,489 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:25:21,490 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-29 11:25:21,490 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:25:21,490 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:25:21,490 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:25:21,490 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:25:21,490 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-29 11:25:21,490 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:25:21,491 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:25:21,491 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:25:21,491 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:25:21,491 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:25:21,491 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-29 11:25:21,491 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:25:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:25:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:25:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:25:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:25:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:25:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:25:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:25:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:25:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:25:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:25:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:25:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:25:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:25:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:25:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:25:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:25:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:25:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:25:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:25:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:25:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:25:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:25:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:25:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:25:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:25:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:25:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:25:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:25:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:25:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:25:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:25:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-29 11:25:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:25:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:25:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:25:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:25:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:25:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:25:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:25:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-29 11:25:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:25:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:25:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-29 11:25:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:25:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:25:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:25:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:25:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:25:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:25:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:25:21,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:25:21,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:25:21,500 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:25:21,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:25:21,500 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:25:21,500 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:25:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:25:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:25:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:25:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:25:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:25:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:25:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:25:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:25:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:25:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:25:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:25:22,667 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:25:22,668 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:25:22,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:25:22 BoogieIcfgContainer [2020-10-29 11:25:22,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:25:22,673 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:25:22,673 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:25:22,677 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:25:22,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:25:20" (1/3) ... [2020-10-29 11:25:22,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b743ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:25:22, skipping insertion in model container [2020-10-29 11:25:22,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:21" (2/3) ... [2020-10-29 11:25:22,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b743ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:25:22, skipping insertion in model container [2020-10-29 11:25:22,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:25:22" (3/3) ... [2020-10-29 11:25:22,680 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product47.cil.c [2020-10-29 11:25:22,694 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:25:22,700 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:25:22,715 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:25:22,745 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:25:22,745 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:25:22,745 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:25:22,745 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:25:22,745 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:25:22,746 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:25:22,746 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:25:22,746 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:25:22,770 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2020-10-29 11:25:22,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:25:22,781 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:25:22,782 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:25:22,783 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]=== [2020-10-29 11:25:22,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:25:22,790 INFO L82 PathProgramCache]: Analyzing trace with hash -1008072480, now seen corresponding path program 1 times [2020-10-29 11:25:22,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:25:22,800 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [682928594] [2020-10-29 11:25:22,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:25:23,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:23,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:23,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:23,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:25,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:26,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:28,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:28,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:25:28,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:25:28,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 11:25:28,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:28,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:28,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:25:28,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:28,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:25:28,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-29 11:25:28,588 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:25:28,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:25:28,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:28,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:28,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:28,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:28,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:28,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 119 [2020-10-29 11:25:28,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:28,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:28,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:28,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:28,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:25:28,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:28,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:25:28,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:28,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:28,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:28,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:28,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:28,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:28,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:28,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:28,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:28,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:28,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:28,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:28,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:25:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:28,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:28,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:28,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:28,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:28,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:28,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:28,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:28,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:28,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:28,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:28,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:28,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:25:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:28,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:28,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:28,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:28,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:28,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:25:28,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:28,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:28,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:28,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:28,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:28,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:28,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:25:28,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:28,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:28,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:28,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:28,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:28,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:25:28,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:28,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:28,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:28,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:28,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:25:28,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:25:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:28,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:28,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:28,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:28,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:28,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:25:28,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:28,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:28,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:28,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:28,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:28,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:28,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:25:28,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:28,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:28,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:28,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:28,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:28,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:25:28,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:28,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:28,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:28,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:28,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:28,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:28,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:25:28,877 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [682928594] [2020-10-29 11:25:28,880 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:25:28,880 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:25:28,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555780143] [2020-10-29 11:25:28,888 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:25:28,888 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:25:28,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:25:28,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:25:28,907 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 4 states. [2020-10-29 11:25:29,497 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:25:32,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:25:32,576 INFO L93 Difference]: Finished difference Result 468 states and 622 transitions. [2020-10-29 11:25:32,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:25:32,579 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:25:32,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:25:32,600 INFO L225 Difference]: With dead ends: 468 [2020-10-29 11:25:32,600 INFO L226 Difference]: Without dead ends: 306 [2020-10-29 11:25:32,605 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:25:32,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2020-10-29 11:25:32,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 243. [2020-10-29 11:25:32,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2020-10-29 11:25:32,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 296 transitions. [2020-10-29 11:25:32,810 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 296 transitions. Word has length 47 [2020-10-29 11:25:32,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:25:32,811 INFO L481 AbstractCegarLoop]: Abstraction has 243 states and 296 transitions. [2020-10-29 11:25:32,811 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:25:32,811 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 296 transitions. [2020-10-29 11:25:32,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-29 11:25:32,816 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:25:32,816 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:25:32,816 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:25:32,817 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]=== [2020-10-29 11:25:32,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:25:32,817 INFO L82 PathProgramCache]: Analyzing trace with hash 1461623161, now seen corresponding path program 1 times [2020-10-29 11:25:32,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:25:32,818 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [895076397] [2020-10-29 11:25:32,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:25:32,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:32,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:33,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:33,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:35,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:37,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:37,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-29 11:25:37,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:25:37,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4929 [2020-10-29 11:25:37,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:37,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:37,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:25:37,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:37,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-29 11:25:37,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:38,207 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:25:38,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:25:38,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:38,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:38,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:38,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:38,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:38,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-29 11:25:38,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:38,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:38,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:38,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:38,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:25:38,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:38,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:25:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:38,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:38,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:38,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:38,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:38,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:38,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:38,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:38,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:38,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:38,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:38,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:38,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:25:38,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:38,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:38,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:38,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:38,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:38,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:38,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:38,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:38,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:38,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:38,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:38,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:38,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:25:38,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:38,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:38,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:38,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:38,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:38,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:38,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:38,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:38,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:38,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:38,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:38,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:38,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:25:38,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:38,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:38,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:38,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:38,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:38,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:25:38,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:38,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:38,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:38,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:38,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:38,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:38,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:25:38,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:38,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:38,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:38,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:25:38,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:38,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:25:38,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:38,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:38,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:38,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:38,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:25:38,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:38,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-29 11:25:38,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:38,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:38,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:38,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:38,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:38,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:25:38,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:38,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:38,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:25:38,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:38,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:38,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:38,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 11:25:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:38,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:38,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:38,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:38,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:38,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:38,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:38,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:38,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:38,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:38,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:38,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:38,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:25:38,514 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [895076397] [2020-10-29 11:25:38,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:25:38,514 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:25:38,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968132305] [2020-10-29 11:25:38,518 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:25:38,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:25:38,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:25:38,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:25:38,520 INFO L87 Difference]: Start difference. First operand 243 states and 296 transitions. Second operand 8 states. [2020-10-29 11:25:39,118 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:25:40,283 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:25:41,207 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:25:41,655 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:25:42,130 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:25:42,801 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:25:44,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:25:44,833 INFO L93 Difference]: Finished difference Result 833 states and 1118 transitions. [2020-10-29 11:25:44,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:25:44,834 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-10-29 11:25:44,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:25:44,843 INFO L225 Difference]: With dead ends: 833 [2020-10-29 11:25:44,843 INFO L226 Difference]: Without dead ends: 570 [2020-10-29 11:25:44,848 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:25:44,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2020-10-29 11:25:44,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 428. [2020-10-29 11:25:44,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 428 states. [2020-10-29 11:25:44,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 525 transitions. [2020-10-29 11:25:44,993 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 525 transitions. Word has length 58 [2020-10-29 11:25:44,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:25:44,994 INFO L481 AbstractCegarLoop]: Abstraction has 428 states and 525 transitions. [2020-10-29 11:25:44,994 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:25:44,994 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 525 transitions. [2020-10-29 11:25:44,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-29 11:25:44,999 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:25:44,999 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:25:44,999 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:25:45,000 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]=== [2020-10-29 11:25:45,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:25:45,000 INFO L82 PathProgramCache]: Analyzing trace with hash 487820277, now seen corresponding path program 1 times [2020-10-29 11:25:45,001 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:25:45,001 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2084849182] [2020-10-29 11:25:45,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:25:45,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:45,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:45,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:45,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:47,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:47,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 11:25:47,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:25:47,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2017 [2020-10-29 11:25:47,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:47,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:47,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:25:47,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:47,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-29 11:25:47,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:47,493 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:25:47,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:25:47,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:47,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:47,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:47,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:47,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:47,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-29 11:25:47,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:47,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:47,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:47,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:47,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:25:47,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:47,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:25:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:47,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:47,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:47,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:47,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:47,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:47,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:47,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:47,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:47,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:47,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:47,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:47,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:25:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:47,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:47,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:47,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:47,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:47,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:47,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:47,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:47,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:47,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:47,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:47,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 24 [2020-10-29 11:25:47,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:25:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:47,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:47,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:47,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:47,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:47,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:47,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:47,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:47,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:47,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:47,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:47,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:47,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:25:47,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:47,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:47,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:47,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:47,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:47,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:25:47,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:47,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:47,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:47,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:47,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:47,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:47,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:25:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:47,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:47,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:47,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:47,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:47,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:47,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:47,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:47,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:47,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:47,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:47,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:47,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:25:47,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:47,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:47,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:47,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:47,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:25:47,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:25:47,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:25:47,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:47,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:47,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:25:47,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:25:47,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 11:25:47,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:47,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:25:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:47,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:47,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:47,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:47,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:47,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:47,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:47,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:47,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:47,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:47,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:47,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:47,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 11:25:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:47,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:47,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:47,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:47,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:47,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:25:47,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:47,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:47,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:25:47,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:47,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:47,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:47,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:25:47,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2084849182] [2020-10-29 11:25:47,803 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:25:47,804 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:25:47,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914777516] [2020-10-29 11:25:47,804 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:25:47,805 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:25:47,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:25:47,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:25:47,806 INFO L87 Difference]: Start difference. First operand 428 states and 525 transitions. Second operand 10 states. [2020-10-29 11:25:48,388 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:25:49,684 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:25:50,142 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:25:50,563 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:25:51,564 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:25:51,975 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:25:54,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:25:54,261 INFO L93 Difference]: Finished difference Result 1381 states and 1935 transitions. [2020-10-29 11:25:54,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-29 11:25:54,263 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 62 [2020-10-29 11:25:54,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:25:54,274 INFO L225 Difference]: With dead ends: 1381 [2020-10-29 11:25:54,274 INFO L226 Difference]: Without dead ends: 977 [2020-10-29 11:25:54,277 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=135, Invalid=327, Unknown=0, NotChecked=0, Total=462 [2020-10-29 11:25:54,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2020-10-29 11:25:54,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 732. [2020-10-29 11:25:54,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 732 states. [2020-10-29 11:25:54,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 732 states and 925 transitions. [2020-10-29 11:25:54,467 INFO L78 Accepts]: Start accepts. Automaton has 732 states and 925 transitions. Word has length 62 [2020-10-29 11:25:54,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:25:54,467 INFO L481 AbstractCegarLoop]: Abstraction has 732 states and 925 transitions. [2020-10-29 11:25:54,468 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:25:54,468 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 925 transitions. [2020-10-29 11:25:54,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-29 11:25:54,473 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:25:54,473 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:25:54,474 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:25:54,474 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]=== [2020-10-29 11:25:54,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:25:54,475 INFO L82 PathProgramCache]: Analyzing trace with hash 861128058, now seen corresponding path program 1 times [2020-10-29 11:25:54,475 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:25:54,475 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1224781172] [2020-10-29 11:25:54,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:25:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:54,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:54,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:55,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:59,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:59,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-29 11:25:59,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:25:59,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 11:25:59,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:59,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:59,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:25:59,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-29 11:25:59,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-29 11:25:59,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:59,900 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:25:59,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:25:59,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:59,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:59,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:59,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:59,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:59,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 11:25:59,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:59,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:59,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:59,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:59,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:59,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:59,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:25:59,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:59,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:59,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:59,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:59,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:59,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:59,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:59,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:59,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:59,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:59,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:59,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:59,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:25:59,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:59,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:59,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:59,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:59,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:59,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:59,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:59,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:59,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:59,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:59,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:59,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:59,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:25:59,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:59,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:59,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:59,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:59,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:59,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:59,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:59,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:59,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:59,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:59,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:59,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:59,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:25:59,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:59,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:59,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:59,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:59,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:59,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:25:59,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:59,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:59,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:59,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:59,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:59,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:59,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:25:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:59,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:59,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:59,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:59,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:59,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:59,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:59,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:59,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:59,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:59,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:25:59,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:26:00,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:26:00,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:26:00,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-10-29 11:26:00,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:26:00,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-29 11:26:00,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:26:00,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:00,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:26:00,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:26:00,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 192 [2020-10-29 11:26:00,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:26:00,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:00,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 11:26:00,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:00,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:26:00,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:00,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:00,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:00,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:00,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:00,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:00,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:26:00,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:00,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:00,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:00,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:00,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:00,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:26:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:26:00,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:00,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 11:26:00,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:26:00,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:00,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:26:00,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:26:00,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:00,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 11:26:00,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:26:00,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:00,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:26:00,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:00,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:00,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:00,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:26:00,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:26:00,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:00,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:26:00,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:26:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:00,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:00,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:26:00,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:26:00,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:00,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:26:00,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:00,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-29 11:26:00,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:00,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:00,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:00,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:00,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:26:00,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:00,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-29 11:26:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:00,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:00,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:00,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:00,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:26:00,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:00,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,624 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 11:26:00,624 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1224781172] [2020-10-29 11:26:00,624 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:26:00,625 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-29 11:26:00,625 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871002789] [2020-10-29 11:26:00,627 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 11:26:00,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:26:00,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 11:26:00,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-10-29 11:26:00,629 INFO L87 Difference]: Start difference. First operand 732 states and 925 transitions. Second operand 12 states. [2020-10-29 11:26:01,213 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:26:02,130 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:26:02,800 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:03,315 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:04,471 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:04,925 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:05,439 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:05,835 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:06,604 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 208 [2020-10-29 11:26:07,382 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 208 [2020-10-29 11:26:09,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:26:09,390 INFO L93 Difference]: Finished difference Result 1631 states and 2179 transitions. [2020-10-29 11:26:09,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-29 11:26:09,392 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 99 [2020-10-29 11:26:09,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:26:09,402 INFO L225 Difference]: With dead ends: 1631 [2020-10-29 11:26:09,403 INFO L226 Difference]: Without dead ends: 879 [2020-10-29 11:26:09,407 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=175, Invalid=581, Unknown=0, NotChecked=0, Total=756 [2020-10-29 11:26:09,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 879 states. [2020-10-29 11:26:09,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 879 to 688. [2020-10-29 11:26:09,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 688 states. [2020-10-29 11:26:09,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 839 transitions. [2020-10-29 11:26:09,599 INFO L78 Accepts]: Start accepts. Automaton has 688 states and 839 transitions. Word has length 99 [2020-10-29 11:26:09,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:26:09,603 INFO L481 AbstractCegarLoop]: Abstraction has 688 states and 839 transitions. [2020-10-29 11:26:09,603 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 11:26:09,603 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 839 transitions. [2020-10-29 11:26:09,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-10-29 11:26:09,613 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:26:09,614 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:26:09,614 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 11:26:09,614 INFO L429 AbstractCegarLoop]: === Iteration 5 === [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]=== [2020-10-29 11:26:09,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:26:09,615 INFO L82 PathProgramCache]: Analyzing trace with hash -146850668, now seen corresponding path program 1 times [2020-10-29 11:26:09,615 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:26:09,615 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1997676547] [2020-10-29 11:26:09,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:26:09,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:09,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:09,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:09,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:10,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:10,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 190 [2020-10-29 11:26:10,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:26:10,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 950 [2020-10-29 11:26:10,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:10,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:10,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:26:10,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-29 11:26:10,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-29 11:26:10,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:10,962 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:26:10,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:26:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:10,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:10,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:10,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:10,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:10,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 11:26:10,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:10,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:10,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:10,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:10,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:10,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:26:11,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:11,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:11,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:11,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:11,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:11,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:26:11,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:11,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:11,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:11,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:11,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:11,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:26:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:11,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:11,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:11,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:11,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:11,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:26:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:11,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:11,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:11,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:11,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:11,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:26:11,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:26:11,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:11,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:11,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:11,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:11,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:26:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-29 11:26:11,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:26:11,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-29 11:26:11,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:26:11,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:26:11,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:26:11,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:11,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:26:11,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 11:26:11,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:26:11,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 11:26:11,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:26:11,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:11,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:26:11,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 11:26:11,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:26:11,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 11:26:11,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:26:11,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:11,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:26:11,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:26:11,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:26:11,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:11,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:26:11,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:11,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:26:11,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:26:11,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:11,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:11,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:11,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:26:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:26:11,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:26:11,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:11,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:26:11,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:11,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:26:11,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:11,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:11,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:11,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:11,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:11,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:11,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:11,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:11,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:11,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:11,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:26:11,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:11,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:11,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:11,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:11,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:11,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:26:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:26:11,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:11,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:11,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 11:26:11,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:11,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:11,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:11,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:11,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:11,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:11,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:11,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-29 11:26:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:11,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:11,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:26:11,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:11,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:26:11,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-29 11:26:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:11,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:11,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:26:11,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:11,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:26:11,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-29 11:26:11,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:11,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:11,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:11,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:26:11,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:11,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-29 11:26:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:11,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:11,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:11,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:11,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:11,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:11,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:11,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:26:11,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:11,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:11,493 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-29 11:26:11,495 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1997676547] [2020-10-29 11:26:11,495 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:26:11,495 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-29 11:26:11,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367699684] [2020-10-29 11:26:11,496 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 11:26:11,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:26:11,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 11:26:11,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-29 11:26:11,498 INFO L87 Difference]: Start difference. First operand 688 states and 839 transitions. Second operand 13 states. [2020-10-29 11:26:12,218 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:26:13,521 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:26:13,963 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:26:14,438 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:26:14,889 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:26:19,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:26:19,416 INFO L93 Difference]: Finished difference Result 2022 states and 2934 transitions. [2020-10-29 11:26:19,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-29 11:26:19,416 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 132 [2020-10-29 11:26:19,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:26:19,427 INFO L225 Difference]: With dead ends: 2022 [2020-10-29 11:26:19,428 INFO L226 Difference]: Without dead ends: 1358 [2020-10-29 11:26:19,432 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=276, Invalid=780, Unknown=0, NotChecked=0, Total=1056 [2020-10-29 11:26:19,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1358 states. [2020-10-29 11:26:19,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1358 to 778. [2020-10-29 11:26:19,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 778 states. [2020-10-29 11:26:19,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 778 states and 939 transitions. [2020-10-29 11:26:19,686 INFO L78 Accepts]: Start accepts. Automaton has 778 states and 939 transitions. Word has length 132 [2020-10-29 11:26:19,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:26:19,686 INFO L481 AbstractCegarLoop]: Abstraction has 778 states and 939 transitions. [2020-10-29 11:26:19,687 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 11:26:19,687 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 939 transitions. [2020-10-29 11:26:19,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-29 11:26:19,691 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:26:19,692 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:26:19,692 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 11:26:19,692 INFO L429 AbstractCegarLoop]: === Iteration 6 === [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]=== [2020-10-29 11:26:19,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:26:19,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1785008175, now seen corresponding path program 1 times [2020-10-29 11:26:19,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:26:19,693 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2043277175] [2020-10-29 11:26:19,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:26:19,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:19,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:19,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:20,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:22,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:22,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-29 11:26:22,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:26:22,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2664 [2020-10-29 11:26:22,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:22,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:22,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:26:22,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 139 [2020-10-29 11:26:22,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-29 11:26:22,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:22,815 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:26:22,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:26:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:22,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:22,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:22,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:22,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:22,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-29 11:26:22,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:22,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:22,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:22,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:22,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:22,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:22,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:26:22,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:22,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:22,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:22,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:22,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:22,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:22,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:22,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:22,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:22,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:22,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:22,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:22,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:26:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:22,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:22,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:22,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:22,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:22,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:22,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:22,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:22,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:22,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:22,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:22,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:22,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:26:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:22,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:22,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:22,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:22,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:22,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:22,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:22,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:22,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:22,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:22,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:22,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:22,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:26:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:22,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:22,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:22,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:22,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:22,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:22,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:22,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:22,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:22,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:22,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:22,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:22,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:26:22,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:22,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:22,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:22,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:22,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-29 11:26:22,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:26:22,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-29 11:26:22,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:22,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:22,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:26:22,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-29 11:26:22,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:26:22,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:22,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:23,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:26:23,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-29 11:26:23,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:26:23,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:26:23,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:26:23,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:23,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:26:23,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 11:26:23,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:26:23,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:26:23,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:26:23,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:23,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:23,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:26:23,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:26:23,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:26:23,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:26:23,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:26:23,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:23,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:23,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:26:23,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:26:23,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:26:23,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:23,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:26:23,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:23,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:26:23,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:26:23,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:26:23,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:23,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:26:23,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:23,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:23,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:23,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:26:23,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:23,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:23,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:23,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:23,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:23,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:23,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:23,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:23,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:23,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:23,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:23,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:23,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:26:23,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:23,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:23,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:23,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:23,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:23,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:23,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:26:23,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:26:23,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:26:23,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:23,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 11:26:23,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:23,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:23,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:23,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:23,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:23,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:23,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:23,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:23,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:23,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-29 11:26:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:23,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:26:23,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:26:23,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:23,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:26:23,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:23,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-29 11:26:23,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:23,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:23,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:26:23,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:23,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:26:23,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:23,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 11:26:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 11:26:23,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-29 11:26:23,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:26:23,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:26:23,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 11:26:23,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:23,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:26:23,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:26:23,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:26:23,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:23,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:26:23,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:23,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:23,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:23,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:23,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:26:23,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:23,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:26:23,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:23,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:26:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:26:23,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:23,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:26:23,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:23,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:26:23,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:23,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:23,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:23,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:23,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:23,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:23,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:23,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-29 11:26:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:23,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:23,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:23,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:26:23,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:23,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:23,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-29 11:26:23,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:23,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:23,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:23,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:23,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:23,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:23,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:23,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:23,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:23,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:26:23,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:23,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:23,569 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-29 11:26:23,569 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2043277175] [2020-10-29 11:26:23,571 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:26:23,571 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-29 11:26:23,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495317146] [2020-10-29 11:26:23,572 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-29 11:26:23,572 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:26:23,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-29 11:26:23,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=235, Unknown=0, NotChecked=0, Total=272 [2020-10-29 11:26:23,574 INFO L87 Difference]: Start difference. First operand 778 states and 939 transitions. Second operand 17 states. [2020-10-29 11:26:24,301 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:26:25,332 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:26:26,068 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:26,483 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:26:26,982 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:26:27,404 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:27,797 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:26:28,200 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:28,778 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:29,252 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:30,580 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:31,096 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:31,713 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:32,164 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:33,612 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:34,027 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:35,028 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:35,413 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:36,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:26:36,228 INFO L93 Difference]: Finished difference Result 1979 states and 2838 transitions. [2020-10-29 11:26:36,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-29 11:26:36,230 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 150 [2020-10-29 11:26:36,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:26:36,231 INFO L225 Difference]: With dead ends: 1979 [2020-10-29 11:26:36,231 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:26:36,242 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 626 ImplicationChecksByTransitivity, 7.9s TimeCoverageRelationStatistics Valid=453, Invalid=2097, Unknown=0, NotChecked=0, Total=2550 [2020-10-29 11:26:36,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:26:36,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:26:36,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:26:36,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:26:36,243 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 150 [2020-10-29 11:26:36,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:26:36,243 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:26:36,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-29 11:26:36,243 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:26:36,244 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:26:36,244 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 11:26:36,246 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:26:38,600 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 282 [2020-10-29 11:26:41,879 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 246 [2020-10-29 11:26:44,887 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 281 [2020-10-29 11:26:45,114 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 281 [2020-10-29 11:26:45,705 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 221 [2020-10-29 11:26:46,416 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 221 [2020-10-29 11:26:46,841 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 221 [2020-10-29 11:26:47,772 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 281 [2020-10-29 11:26:48,936 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 12 [2020-10-29 11:26:49,782 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 15 [2020-10-29 11:26:51,021 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 167 DAG size of output: 24 [2020-10-29 11:26:51,309 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-29 11:26:51,610 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-29 11:26:51,898 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-29 11:26:52,196 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-29 11:26:52,488 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-29 11:26:53,344 WARN L193 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 23 [2020-10-29 11:26:54,134 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 24 [2020-10-29 11:26:55,530 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 165 DAG size of output: 17 [2020-10-29 11:26:56,517 WARN L193 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 25 [2020-10-29 11:26:57,640 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 163 DAG size of output: 19 [2020-10-29 11:26:57,920 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-29 11:26:58,490 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 15 [2020-10-29 11:26:58,822 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:26:59,456 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 21 [2020-10-29 11:26:59,693 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 24 [2020-10-29 11:27:00,800 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 180 DAG size of output: 22 [2020-10-29 11:27:01,932 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 163 DAG size of output: 19 [2020-10-29 11:27:02,254 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-29 11:27:03,459 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 171 DAG size of output: 19 [2020-10-29 11:27:03,791 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-29 11:27:04,653 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 19 [2020-10-29 11:27:04,992 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-29 11:27:05,891 WARN L193 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 17 [2020-10-29 11:27:06,515 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 15 [2020-10-29 11:27:06,884 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 12 [2020-10-29 11:27:08,056 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 168 DAG size of output: 19 [2020-10-29 11:27:08,708 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 17 [2020-10-29 11:27:09,617 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 17 [2020-10-29 11:27:09,930 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-29 11:27:10,810 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 15 [2020-10-29 11:27:11,819 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 17 [2020-10-29 11:27:12,747 WARN L193 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 19 [2020-10-29 11:27:13,065 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-29 11:27:13,720 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 18 [2020-10-29 11:27:14,051 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-29 11:27:14,878 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 23 [2020-10-29 11:27:15,700 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 23 [2020-10-29 11:27:16,668 WARN L193 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 22 [2020-10-29 11:27:17,621 WARN L193 SmtUtils]: Spent 947.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 22 [2020-10-29 11:27:17,935 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-29 11:27:18,248 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-29 11:27:18,572 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-29 11:27:18,896 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-29 11:27:20,027 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 193 DAG size of output: 28 [2020-10-29 11:27:20,336 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 1 [2020-10-29 11:27:21,224 WARN L193 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 15 [2020-10-29 11:27:22,080 WARN L193 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 19 [2020-10-29 11:27:22,383 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-29 11:27:23,203 WARN L193 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 23 [2020-10-29 11:27:24,653 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 178 DAG size of output: 25 [2020-10-29 11:27:24,658 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:27:24,658 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:27:24,658 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:27:24,659 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:27:24,659 INFO L274 CegarLoopResult]: For program point L578-2(lines 578 599) no Hoare annotation was computed. [2020-10-29 11:27:24,659 INFO L274 CegarLoopResult]: For program point L600(lines 577 601) no Hoare annotation was computed. [2020-10-29 11:27:24,659 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 553 608) no Hoare annotation was computed. [2020-10-29 11:27:24,659 INFO L274 CegarLoopResult]: For program point L584(lines 584 588) no Hoare annotation was computed. [2020-10-29 11:27:24,659 INFO L274 CegarLoopResult]: For program point L584-1(lines 584 588) no Hoare annotation was computed. [2020-10-29 11:27:24,659 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 553 608) no Hoare annotation was computed. [2020-10-29 11:27:24,659 INFO L274 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-10-29 11:27:24,660 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 553 608) no Hoare annotation was computed. [2020-10-29 11:27:24,660 INFO L274 CegarLoopResult]: For program point L641(lines 641 645) no Hoare annotation was computed. [2020-10-29 11:27:24,660 INFO L274 CegarLoopResult]: For program point L641-1(lines 641 645) no Hoare annotation was computed. [2020-10-29 11:27:24,660 INFO L274 CegarLoopResult]: For program point L636(line 636) no Hoare annotation was computed. [2020-10-29 11:27:24,660 INFO L274 CegarLoopResult]: For program point L635-2(lines 635 660) no Hoare annotation was computed. [2020-10-29 11:27:24,660 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 609 668) no Hoare annotation was computed. [2020-10-29 11:27:24,660 INFO L274 CegarLoopResult]: For program point L661(lines 634 662) no Hoare annotation was computed. [2020-10-29 11:27:24,661 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 609 668) no Hoare annotation was computed. [2020-10-29 11:27:24,661 INFO L274 CegarLoopResult]: For program point L654(line 654) no Hoare annotation was computed. [2020-10-29 11:27:24,661 INFO L274 CegarLoopResult]: For program point L654-1(line 654) no Hoare annotation was computed. [2020-10-29 11:27:24,661 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 609 668) no Hoare annotation was computed. [2020-10-29 11:27:24,661 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 101 107) the Hoare annotation is: true [2020-10-29 11:27:24,661 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 101 107) no Hoare annotation was computed. [2020-10-29 11:27:24,661 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 108 116) no Hoare annotation was computed. [2020-10-29 11:27:24,661 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 108 116) the Hoare annotation is: true [2020-10-29 11:27:24,661 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 108 116) no Hoare annotation was computed. [2020-10-29 11:27:24,662 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 939 961) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:24,662 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 939 961) no Hoare annotation was computed. [2020-10-29 11:27:24,662 INFO L270 CegarLoopResult]: At program point L951(line 951) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:24,662 INFO L270 CegarLoopResult]: At program point L951-1(line 951) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:24,662 INFO L274 CegarLoopResult]: For program point L949(lines 949 956) no Hoare annotation was computed. [2020-10-29 11:27:24,662 INFO L274 CegarLoopResult]: For program point L949-1(lines 949 956) no Hoare annotation was computed. [2020-10-29 11:27:24,662 INFO L274 CegarLoopResult]: For program point L947(line 947) no Hoare annotation was computed. [2020-10-29 11:27:24,663 INFO L270 CegarLoopResult]: At program point L946(line 946) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:24,663 INFO L270 CegarLoopResult]: At program point L945(line 945) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:24,663 INFO L270 CegarLoopResult]: At program point L945-1(line 945) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:24,663 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 939 961) no Hoare annotation was computed. [2020-10-29 11:27:24,663 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 898 921) no Hoare annotation was computed. [2020-10-29 11:27:24,663 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 898 921) no Hoare annotation was computed. [2020-10-29 11:27:24,663 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 898 921) no Hoare annotation was computed. [2020-10-29 11:27:24,664 INFO L274 CegarLoopResult]: For program point L916(line 916) no Hoare annotation was computed. [2020-10-29 11:27:24,664 INFO L274 CegarLoopResult]: For program point L915(line 915) no Hoare annotation was computed. [2020-10-29 11:27:24,664 INFO L274 CegarLoopResult]: For program point L914(line 914) no Hoare annotation was computed. [2020-10-29 11:27:24,664 INFO L274 CegarLoopResult]: For program point L913(line 913) no Hoare annotation was computed. [2020-10-29 11:27:24,664 INFO L274 CegarLoopResult]: For program point L912(line 912) no Hoare annotation was computed. [2020-10-29 11:27:24,664 INFO L274 CegarLoopResult]: For program point L911(line 911) no Hoare annotation was computed. [2020-10-29 11:27:24,664 INFO L274 CegarLoopResult]: For program point L910(line 910) no Hoare annotation was computed. [2020-10-29 11:27:24,664 INFO L274 CegarLoopResult]: For program point L909(line 909) no Hoare annotation was computed. [2020-10-29 11:27:24,664 INFO L274 CegarLoopResult]: For program point L908(line 908) no Hoare annotation was computed. [2020-10-29 11:27:24,664 INFO L274 CegarLoopResult]: For program point L907(line 907) no Hoare annotation was computed. [2020-10-29 11:27:24,664 INFO L274 CegarLoopResult]: For program point L906(line 906) no Hoare annotation was computed. [2020-10-29 11:27:24,664 INFO L274 CegarLoopResult]: For program point L905(line 905) no Hoare annotation was computed. [2020-10-29 11:27:24,664 INFO L274 CegarLoopResult]: For program point L904(line 904) no Hoare annotation was computed. [2020-10-29 11:27:24,665 INFO L274 CegarLoopResult]: For program point L903(line 903) no Hoare annotation was computed. [2020-10-29 11:27:24,665 INFO L270 CegarLoopResult]: At program point L277(line 277) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse0 .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2))) [2020-10-29 11:27:24,665 INFO L274 CegarLoopResult]: For program point L277-1(lines 258 282) no Hoare annotation was computed. [2020-10-29 11:27:24,665 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 258 282) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1))) [2020-10-29 11:27:24,665 INFO L270 CegarLoopResult]: At program point L272(line 272) the Hoare annotation is: (let ((.cse1 (<= processEnvironment__wrappee__methaneQuery_~tmp~1 0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (< 0 (+ processEnvironment__wrappee__methaneQuery_~tmp~1 1))) (.cse0 (= 0 ~systemActive~0))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 (and .cse1 .cse2 .cse3) (not (= |old(~pumpRunning~0)| 0))) (or (and .cse1 .cse2 (= ~pumpRunning~0 0) .cse3) (not (= ~methaneLevelCritical~0 0)) .cse0))) [2020-10-29 11:27:24,665 INFO L270 CegarLoopResult]: At program point L268(line 268) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~methaneLevelCritical~0 0)) (and .cse0 (= ~pumpRunning~0 0)) .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:27:24,666 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 258 282) no Hoare annotation was computed. [2020-10-29 11:27:24,666 INFO L274 CegarLoopResult]: For program point L266(lines 266 274) no Hoare annotation was computed. [2020-10-29 11:27:24,666 INFO L270 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~methaneLevelCritical~0 0)) (and .cse0 (= ~pumpRunning~0 0)) .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:27:24,666 INFO L274 CegarLoopResult]: For program point L264-1(line 264) no Hoare annotation was computed. [2020-10-29 11:27:24,666 INFO L274 CegarLoopResult]: For program point L262(lines 262 279) no Hoare annotation was computed. [2020-10-29 11:27:24,666 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 417 431) no Hoare annotation was computed. [2020-10-29 11:27:24,666 INFO L270 CegarLoopResult]: At program point L423(line 423) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (= |old(~systemActive~0)| 0)) (.cse4 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1) (or .cse2 .cse1) (or .cse3 .cse0 .cse4) (or .cse2 .cse3 .cse4))) [2020-10-29 11:27:24,667 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 417 431) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse2 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse3 .cse2) (or .cse0 .cse4 .cse2))) [2020-10-29 11:27:24,667 INFO L274 CegarLoopResult]: For program point L421(lines 421 427) no Hoare annotation was computed. [2020-10-29 11:27:24,667 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 417 431) no Hoare annotation was computed. [2020-10-29 11:27:24,667 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 353 361) no Hoare annotation was computed. [2020-10-29 11:27:24,667 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 353 361) the Hoare annotation is: true [2020-10-29 11:27:24,667 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 353 361) no Hoare annotation was computed. [2020-10-29 11:27:24,667 INFO L274 CegarLoopResult]: For program point L381(lines 381 389) no Hoare annotation was computed. [2020-10-29 11:27:24,667 INFO L274 CegarLoopResult]: For program point L381-2(lines 381 389) no Hoare annotation was computed. [2020-10-29 11:27:24,667 INFO L274 CegarLoopResult]: For program point L369(lines 369 377) no Hoare annotation was computed. [2020-10-29 11:27:24,667 INFO L274 CegarLoopResult]: For program point L369-2(lines 369 377) no Hoare annotation was computed. [2020-10-29 11:27:24,667 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 362 397) no Hoare annotation was computed. [2020-10-29 11:27:24,668 INFO L274 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-10-29 11:27:24,668 INFO L274 CegarLoopResult]: For program point L392-1(line 392) no Hoare annotation was computed. [2020-10-29 11:27:24,668 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 362 397) no Hoare annotation was computed. [2020-10-29 11:27:24,668 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 362 397) no Hoare annotation was computed. [2020-10-29 11:27:24,668 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 94 100) no Hoare annotation was computed. [2020-10-29 11:27:24,668 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 94 100) the Hoare annotation is: true [2020-10-29 11:27:24,668 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 507 552) no Hoare annotation was computed. [2020-10-29 11:27:24,668 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 507 552) no Hoare annotation was computed. [2020-10-29 11:27:24,668 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 507 552) no Hoare annotation was computed. [2020-10-29 11:27:24,668 INFO L274 CegarLoopResult]: For program point L834-1(lines 834 854) no Hoare annotation was computed. [2020-10-29 11:27:24,669 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 820 865) no Hoare annotation was computed. [2020-10-29 11:27:24,669 INFO L274 CegarLoopResult]: For program point L851(lines 851 852) no Hoare annotation was computed. [2020-10-29 11:27:24,669 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 844 845) no Hoare annotation was computed. [2020-10-29 11:27:24,670 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 851 852) no Hoare annotation was computed. [2020-10-29 11:27:24,670 INFO L274 CegarLoopResult]: For program point L844(lines 844 845) no Hoare annotation was computed. [2020-10-29 11:27:24,670 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 820 865) no Hoare annotation was computed. [2020-10-29 11:27:24,670 INFO L274 CegarLoopResult]: For program point L840(lines 840 847) no Hoare annotation was computed. [2020-10-29 11:27:24,670 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 820 865) no Hoare annotation was computed. [2020-10-29 11:27:24,670 INFO L274 CegarLoopResult]: For program point L834(lines 834 854) no Hoare annotation was computed. [2020-10-29 11:27:24,670 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 929 938) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:24,670 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 929 938) no Hoare annotation was computed. [2020-10-29 11:27:24,670 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 929 938) no Hoare annotation was computed. [2020-10-29 11:27:24,671 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 342 352) the Hoare annotation is: true [2020-10-29 11:27:24,671 INFO L277 CegarLoopResult]: At program point L347(line 347) the Hoare annotation is: true [2020-10-29 11:27:24,671 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 342 352) no Hoare annotation was computed. [2020-10-29 11:27:24,671 INFO L274 CegarLoopResult]: For program point L347-1(line 347) no Hoare annotation was computed. [2020-10-29 11:27:24,671 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 342 352) no Hoare annotation was computed. [2020-10-29 11:27:24,671 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 334 341) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-10-29 11:27:24,671 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 334 341) no Hoare annotation was computed. [2020-10-29 11:27:24,671 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 334 341) no Hoare annotation was computed. [2020-10-29 11:27:24,671 INFO L274 CegarLoopResult]: For program point L207(lines 207 213) no Hoare annotation was computed. [2020-10-29 11:27:24,671 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 203 216) no Hoare annotation was computed. [2020-10-29 11:27:24,672 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 203 216) the Hoare annotation is: true [2020-10-29 11:27:24,672 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 203 216) no Hoare annotation was computed. [2020-10-29 11:27:24,672 INFO L274 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-10-29 11:27:24,672 INFO L274 CegarLoopResult]: For program point L288(lines 288 305) no Hoare annotation was computed. [2020-10-29 11:27:24,672 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 284 308) no Hoare annotation was computed. [2020-10-29 11:27:24,672 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 284 308) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-10-29 11:27:24,672 INFO L270 CegarLoopResult]: At program point L303(line 303) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse0))) [2020-10-29 11:27:24,672 INFO L274 CegarLoopResult]: For program point L303-1(lines 284 308) no Hoare annotation was computed. [2020-10-29 11:27:24,673 INFO L270 CegarLoopResult]: At program point L298(line 298) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1) (or (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-29 11:27:24,673 INFO L270 CegarLoopResult]: At program point L294(line 294) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse3 .cse4 .cse1) (or .cse4 .cse0 .cse1))) [2020-10-29 11:27:24,673 INFO L274 CegarLoopResult]: For program point L292(lines 292 300) no Hoare annotation was computed. [2020-10-29 11:27:24,673 INFO L270 CegarLoopResult]: At program point L290(line 290) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= 0 ~systemActive~0)) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse0 .cse1 .cse4) (or .cse3 .cse1 .cse4))) [2020-10-29 11:27:24,673 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 250 256) no Hoare annotation was computed. [2020-10-29 11:27:24,673 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 250 256) the Hoare annotation is: true [2020-10-29 11:27:24,673 INFO L270 CegarLoopResult]: At program point testENTRY(lines 434 499) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:24,673 INFO L274 CegarLoopResult]: For program point L446(lines 446 450) no Hoare annotation was computed. [2020-10-29 11:27:24,674 INFO L274 CegarLoopResult]: For program point testFINAL(lines 434 499) no Hoare annotation was computed. [2020-10-29 11:27:24,674 INFO L270 CegarLoopResult]: At program point L492(lines 443 493) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (<= 1 ~methaneLevelCritical~0))) [2020-10-29 11:27:24,674 INFO L270 CegarLoopResult]: At program point L482(line 482) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1) (and .cse2 .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 .cse1) (and .cse2 .cse3))) [2020-10-29 11:27:24,674 INFO L274 CegarLoopResult]: For program point L480(lines 480 486) no Hoare annotation was computed. [2020-10-29 11:27:24,674 INFO L270 CegarLoopResult]: At program point L480-1(lines 474 487) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1) (and .cse2 .cse0) (not (= |old(~pumpRunning~0)| 0)) (and .cse3 .cse1) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse3))) [2020-10-29 11:27:24,674 INFO L274 CegarLoopResult]: For program point L445(lines 444 491) no Hoare annotation was computed. [2020-10-29 11:27:24,674 INFO L274 CegarLoopResult]: For program point L474(lines 474 487) no Hoare annotation was computed. [2020-10-29 11:27:24,674 INFO L270 CegarLoopResult]: At program point L466(line 466) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (not (= 0 ~systemActive~0))) (not (= |old(~pumpRunning~0)| 0)) (and .cse1 (<= 1 ~methaneLevelCritical~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1))) [2020-10-29 11:27:24,675 INFO L274 CegarLoopResult]: For program point L464(lines 464 470) no Hoare annotation was computed. [2020-10-29 11:27:24,675 INFO L274 CegarLoopResult]: For program point L464-1(lines 464 470) no Hoare annotation was computed. [2020-10-29 11:27:24,675 INFO L270 CegarLoopResult]: At program point L489(lines 444 491) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (not (= 0 ~systemActive~0))) (not (= |old(~pumpRunning~0)| 0)) (and .cse1 (<= 1 ~methaneLevelCritical~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1))) [2020-10-29 11:27:24,675 INFO L270 CegarLoopResult]: At program point L456(line 456) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (not (= 0 ~systemActive~0))) (not (= |old(~pumpRunning~0)| 0)) (and .cse1 (<= 1 ~methaneLevelCritical~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1))) [2020-10-29 11:27:24,675 INFO L274 CegarLoopResult]: For program point L454(lines 454 460) no Hoare annotation was computed. [2020-10-29 11:27:24,675 INFO L274 CegarLoopResult]: For program point L454-1(lines 454 460) no Hoare annotation was computed. [2020-10-29 11:27:24,675 INFO L274 CegarLoopResult]: For program point testEXIT(lines 434 499) no Hoare annotation was computed. [2020-10-29 11:27:24,675 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 798 799) no Hoare annotation was computed. [2020-10-29 11:27:24,675 INFO L274 CegarLoopResult]: For program point L798(lines 798 799) no Hoare annotation was computed. [2020-10-29 11:27:24,676 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 805 806) no Hoare annotation was computed. [2020-10-29 11:27:24,676 INFO L274 CegarLoopResult]: For program point L794(lines 794 801) no Hoare annotation was computed. [2020-10-29 11:27:24,676 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 774 819) no Hoare annotation was computed. [2020-10-29 11:27:24,676 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 774 819) no Hoare annotation was computed. [2020-10-29 11:27:24,676 INFO L274 CegarLoopResult]: For program point L788(lines 788 808) no Hoare annotation was computed. [2020-10-29 11:27:24,676 INFO L274 CegarLoopResult]: For program point L788-1(lines 788 808) no Hoare annotation was computed. [2020-10-29 11:27:24,676 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 774 819) no Hoare annotation was computed. [2020-10-29 11:27:24,676 INFO L274 CegarLoopResult]: For program point L805(lines 805 806) no Hoare annotation was computed. [2020-10-29 11:27:24,676 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 309 316) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:27:24,676 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 309 316) no Hoare annotation was computed. [2020-10-29 11:27:24,677 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 309 316) no Hoare annotation was computed. [2020-10-29 11:27:24,677 INFO L274 CegarLoopResult]: For program point L179-2(lines 179 187) no Hoare annotation was computed. [2020-10-29 11:27:24,677 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 171 193) no Hoare annotation was computed. [2020-10-29 11:27:24,677 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 171 193) no Hoare annotation was computed. [2020-10-29 11:27:24,677 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 171 193) no Hoare annotation was computed. [2020-10-29 11:27:24,677 INFO L274 CegarLoopResult]: For program point L179(lines 179 187) no Hoare annotation was computed. [2020-10-29 11:27:24,677 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 84 93) no Hoare annotation was computed. [2020-10-29 11:27:24,677 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 84 93) no Hoare annotation was computed. [2020-10-29 11:27:24,677 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 84 93) no Hoare annotation was computed. [2020-10-29 11:27:24,677 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 671 773) no Hoare annotation was computed. [2020-10-29 11:27:24,677 INFO L274 CegarLoopResult]: For program point L700(lines 700 716) no Hoare annotation was computed. [2020-10-29 11:27:24,677 INFO L274 CegarLoopResult]: For program point L760(lines 760 767) no Hoare annotation was computed. [2020-10-29 11:27:24,678 INFO L274 CegarLoopResult]: For program point L721(lines 720 740) no Hoare annotation was computed. [2020-10-29 11:27:24,678 INFO L274 CegarLoopResult]: For program point L752(line 752) no Hoare annotation was computed. [2020-10-29 11:27:24,678 INFO L274 CegarLoopResult]: For program point L752-1(line 752) no Hoare annotation was computed. [2020-10-29 11:27:24,678 INFO L274 CegarLoopResult]: For program point L717(lines 717 758) no Hoare annotation was computed. [2020-10-29 11:27:24,678 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 671 773) no Hoare annotation was computed. [2020-10-29 11:27:24,678 INFO L274 CegarLoopResult]: For program point L736(line 736) no Hoare annotation was computed. [2020-10-29 11:27:24,678 INFO L274 CegarLoopResult]: For program point L736-1(line 736) no Hoare annotation was computed. [2020-10-29 11:27:24,678 INFO L274 CegarLoopResult]: For program point L695(lines 695 699) no Hoare annotation was computed. [2020-10-29 11:27:24,678 INFO L274 CegarLoopResult]: For program point L759(lines 759 770) no Hoare annotation was computed. [2020-10-29 11:27:24,678 INFO L274 CegarLoopResult]: For program point L722(lines 722 726) no Hoare annotation was computed. [2020-10-29 11:27:24,678 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 671 773) no Hoare annotation was computed. [2020-10-29 11:27:24,678 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 740) no Hoare annotation was computed. [2020-10-29 11:27:24,679 INFO L274 CegarLoopResult]: For program point L741(lines 719 742) no Hoare annotation was computed. [2020-10-29 11:27:24,679 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:27:24,679 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)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.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~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#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~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:27:24,679 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:27:24,679 INFO L274 CegarLoopResult]: For program point L322-1(line 322) no Hoare annotation was computed. [2020-10-29 11:27:24,679 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 317 333) no Hoare annotation was computed. [2020-10-29 11:27:24,680 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 317 333) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 0)) .cse1 .cse0 .cse2))) [2020-10-29 11:27:24,680 INFO L270 CegarLoopResult]: At program point L328(line 328) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-10-29 11:27:24,680 INFO L274 CegarLoopResult]: For program point L328-1(lines 317 333) no Hoare annotation was computed. [2020-10-29 11:27:24,680 INFO L274 CegarLoopResult]: For program point L324(lines 324 330) no Hoare annotation was computed. [2020-10-29 11:27:24,680 INFO L270 CegarLoopResult]: At program point L322(line 322) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 0)) .cse1 .cse0 .cse2))) [2020-10-29 11:27:24,680 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 194 202) no Hoare annotation was computed. [2020-10-29 11:27:24,680 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 194 202) no Hoare annotation was computed. [2020-10-29 11:27:24,680 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 194 202) no Hoare annotation was computed. [2020-10-29 11:27:24,680 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 398 416) no Hoare annotation was computed. [2020-10-29 11:27:24,681 INFO L274 CegarLoopResult]: For program point L407(lines 407 411) no Hoare annotation was computed. [2020-10-29 11:27:24,681 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 398 416) the Hoare annotation is: true [2020-10-29 11:27:24,681 INFO L277 CegarLoopResult]: At program point L405(line 405) the Hoare annotation is: true [2020-10-29 11:27:24,681 INFO L274 CegarLoopResult]: For program point L407-2(lines 407 411) no Hoare annotation was computed. [2020-10-29 11:27:24,681 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 398 416) no Hoare annotation was computed. [2020-10-29 11:27:24,681 INFO L274 CegarLoopResult]: For program point L405-1(line 405) no Hoare annotation was computed. [2020-10-29 11:27:24,681 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 150 161) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 (not (<= 1 |old(~methaneLevelCritical~0)|)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (or .cse0 .cse1 .cse2) (or .cse1 (= 0 ~systemActive~0) .cse2))) [2020-10-29 11:27:24,681 INFO L274 CegarLoopResult]: For program point L154-1(lines 150 161) no Hoare annotation was computed. [2020-10-29 11:27:24,682 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 150 161) no Hoare annotation was computed. [2020-10-29 11:27:24,682 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:27:24,682 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:27:24,682 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:27:24,682 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 162 170) the Hoare annotation is: true [2020-10-29 11:27:24,682 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 162 170) no Hoare annotation was computed. [2020-10-29 11:27:24,682 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 162 170) no Hoare annotation was computed. [2020-10-29 11:27:24,682 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 226 249) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (= 0 ~systemActive~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:27:24,683 INFO L270 CegarLoopResult]: At program point L239(line 239) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (and (= |old(~waterLevel~0)| ~waterLevel~0) (not .cse1)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4) (or .cse5 .cse2) (or .cse5 .cse3 .cse4)))) [2020-10-29 11:27:24,683 INFO L270 CegarLoopResult]: At program point L237(lines 237 243) the Hoare annotation is: (let ((.cse2 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse3 (= 0 ~systemActive~0)) (.cse0 (and .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 (and .cse2 (not .cse3))) (or .cse4 .cse3 (= ~pumpRunning~0 0)) (or .cse0 .cse4 .cse1)))) [2020-10-29 11:27:24,683 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 226 249) no Hoare annotation was computed. [2020-10-29 11:27:24,683 INFO L270 CegarLoopResult]: At program point L232(line 232) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (= 0 ~systemActive~0)) (or .cse2 .cse3) (or .cse1 .cse3) (or .cse0 .cse2))) [2020-10-29 11:27:24,683 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 226 249) no Hoare annotation was computed. [2020-10-29 11:27:24,683 INFO L274 CegarLoopResult]: For program point L230(lines 229 248) no Hoare annotation was computed. [2020-10-29 11:27:24,683 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 868 897) no Hoare annotation was computed. [2020-10-29 11:27:24,683 INFO L277 CegarLoopResult]: At program point L893(lines 868 897) the Hoare annotation is: true [2020-10-29 11:27:24,684 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 868 897) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:27:24,684 INFO L274 CegarLoopResult]: For program point L889(line 889) no Hoare annotation was computed. [2020-10-29 11:27:24,684 INFO L274 CegarLoopResult]: For program point L882(lines 882 886) no Hoare annotation was computed. [2020-10-29 11:27:24,684 INFO L270 CegarLoopResult]: At program point L882-1(lines 882 886) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:27:24,684 INFO L274 CegarLoopResult]: For program point L879(line 879) no Hoare annotation was computed. [2020-10-29 11:27:24,684 INFO L270 CegarLoopResult]: At program point L878-2(lines 878 892) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:27:24,684 INFO L270 CegarLoopResult]: At program point L874(line 874) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:27:24,684 INFO L274 CegarLoopResult]: For program point L874-1(line 874) no Hoare annotation was computed. [2020-10-29 11:27:24,684 INFO L274 CegarLoopResult]: For program point L130-1(lines 126 137) no Hoare annotation was computed. [2020-10-29 11:27:24,685 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 126 137) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= 0 ~systemActive~0))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:27:24,685 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 126 137) no Hoare annotation was computed. [2020-10-29 11:27:24,685 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 922 928) no Hoare annotation was computed. [2020-10-29 11:27:24,685 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 922 928) the Hoare annotation is: true [2020-10-29 11:27:24,685 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:27:24,685 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-29 11:27:24,685 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:27:24,685 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:27:24,685 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 138 149) no Hoare annotation was computed. [2020-10-29 11:27:24,685 INFO L274 CegarLoopResult]: For program point L142-1(lines 138 149) no Hoare annotation was computed. [2020-10-29 11:27:24,686 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 138 149) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (= 0 ~systemActive~0)) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse2) (or .cse0 .cse2 .cse1))) [2020-10-29 11:27:24,686 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 71 78) no Hoare annotation was computed. [2020-10-29 11:27:24,686 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-29 11:27:24,686 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 71 78) the Hoare annotation is: true [2020-10-29 11:27:24,686 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 71 78) no Hoare annotation was computed. [2020-10-29 11:27:24,686 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 45 69) the Hoare annotation is: true [2020-10-29 11:27:24,686 INFO L270 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1) (or .cse1 (= 0 ~systemActive~0)) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0))) [2020-10-29 11:27:24,686 INFO L274 CegarLoopResult]: For program point L57(lines 57 63) no Hoare annotation was computed. [2020-10-29 11:27:24,686 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 45 69) no Hoare annotation was computed. [2020-10-29 11:27:24,686 INFO L270 CegarLoopResult]: At program point L55(line 55) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~pumpRunning~0 0)) .cse0) (or .cse0 (= 0 ~systemActive~0)))) [2020-10-29 11:27:24,687 INFO L274 CegarLoopResult]: For program point L55-1(line 55) no Hoare annotation was computed. [2020-10-29 11:27:24,687 INFO L274 CegarLoopResult]: For program point L53(lines 53 66) no Hoare annotation was computed. [2020-10-29 11:27:24,687 INFO L274 CegarLoopResult]: For program point L53-1(lines 45 69) no Hoare annotation was computed. [2020-10-29 11:27:24,687 INFO L277 CegarLoopResult]: At program point L51(line 51) the Hoare annotation is: true [2020-10-29 11:27:24,687 INFO L274 CegarLoopResult]: For program point L51-1(line 51) no Hoare annotation was computed. [2020-10-29 11:27:24,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:27:24 BoogieIcfgContainer [2020-10-29 11:27:24,720 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:27:24,722 INFO L168 Benchmark]: Toolchain (without parser) took 124087.76 ms. Allocated memory was 151.0 MB in the beginning and 662.7 MB in the end (delta: 511.7 MB). Free memory was 125.1 MB in the beginning and 376.0 MB in the end (delta: -250.9 MB). Peak memory consumption was 418.5 MB. Max. memory is 8.0 GB. [2020-10-29 11:27:24,723 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory is still 122.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:27:24,723 INFO L168 Benchmark]: CACSL2BoogieTranslator took 564.87 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 103.4 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:27:24,724 INFO L168 Benchmark]: Boogie Preprocessor took 148.70 ms. Allocated memory is still 151.0 MB. Free memory was 103.2 MB in the beginning and 99.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:27:24,728 INFO L168 Benchmark]: RCFGBuilder took 1312.34 ms. Allocated memory was 151.0 MB in the beginning and 204.5 MB in the end (delta: 53.5 MB). Free memory was 99.2 MB in the beginning and 182.6 MB in the end (delta: -83.4 MB). Peak memory consumption was 53.5 MB. Max. memory is 8.0 GB. [2020-10-29 11:27:24,729 INFO L168 Benchmark]: TraceAbstraction took 122047.82 ms. Allocated memory was 204.5 MB in the beginning and 662.7 MB in the end (delta: 458.2 MB). Free memory was 182.6 MB in the beginning and 376.0 MB in the end (delta: -193.4 MB). Peak memory consumption was 421.6 MB. Max. memory is 8.0 GB. [2020-10-29 11:27:24,734 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory is still 122.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 564.87 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 103.4 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 148.70 ms. Allocated memory is still 151.0 MB. Free memory was 103.2 MB in the beginning and 99.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1312.34 ms. Allocated memory was 151.0 MB in the beginning and 204.5 MB in the end (delta: 53.5 MB). Free memory was 99.2 MB in the beginning and 182.6 MB in the end (delta: -83.4 MB). Peak memory consumption was 53.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 122047.82 ms. Allocated memory was 204.5 MB in the beginning and 662.7 MB in the end (delta: 458.2 MB). Free memory was 182.6 MB in the beginning and 376.0 MB in the end (delta: -193.4 MB). Peak memory consumption was 421.6 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: 805]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 798]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 844]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 851]: 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: 444]: Loop Invariant Derived loop invariant: ((((!(\old(systemActive) == 1) || (methaneLevelCritical == 0 && !(0 == systemActive))) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && 1 <= methaneLevelCritical)) || !(\old(methaneLevelCritical) == 0)) || (methaneLevelCritical == 0 && pumpRunning == 0) - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && 1 <= methaneLevelCritical) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 250 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 73.5s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 45.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 48.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 924 SDtfs, 3079 SDslu, 1388 SDs, 0 SdLazy, 9345 SolverSat, 2268 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 356 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1096 ImplicationChecksByTransitivity, 21.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=778occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 6 MinimizatonAttempts, 1221 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 2156 PreInvPairs, 2785 NumberOfFragments, 1683 HoareAnnotationTreeSize, 2156 FomulaSimplifications, 10891175 FormulaSimplificationTreeSizeReduction, 12.0s HoareSimplificationTime, 64 FomulaSimplificationsInter, 220435 FormulaSimplificationTreeSizeReductionInter, 36.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 25.8s InterpolantComputationTime, 548 NumberOfCodeBlocks, 548 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 542 ConstructedInterpolants, 0 QuantifiedInterpolants, 207657 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 3 PerfectInterpolantSequences, 66/76 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...