/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:44:07,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:44:07,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:44:07,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:44:07,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:44:07,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:44:07,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:44:07,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:44:07,474 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:44:07,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:44:07,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:44:07,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:44:07,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:44:07,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:44:07,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:44:07,486 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:44:07,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:44:07,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:44:07,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:44:07,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:44:07,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:44:07,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:44:07,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:44:07,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:44:07,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:44:07,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:44:07,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:44:07,503 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:44:07,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:44:07,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:44:07,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:44:07,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:44:07,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:44:07,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:44:07,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:44:07,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:44:07,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:44:07,510 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:44:07,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:44:07,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:44:07,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:44:07,517 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 16:44:07,559 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:44:07,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:44:07,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:44:07,565 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:44:07,565 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:44:07,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:44:07,566 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:44:07,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:44:07,566 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:44:07,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:44:07,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:44:07,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:44:07,568 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:44:07,568 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:44:07,568 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:44:07,568 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:44:07,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:44:07,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:44:07,569 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:44:07,569 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:44:07,569 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:44:07,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:44:07,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:44:07,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:44:07,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:44:07,571 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:44:07,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:44:07,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:44:07,571 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:44:07,571 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:44:08,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:44:08,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:44:08,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:44:08,057 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:44:08,061 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:44:08,062 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c [2020-10-28 16:44:08,148 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4e5cc79f9/ffbd2a25c84e44758efcd5089b74e35e/FLAG479332714 [2020-10-28 16:44:08,914 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:44:08,915 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c [2020-10-28 16:44:08,938 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4e5cc79f9/ffbd2a25c84e44758efcd5089b74e35e/FLAG479332714 [2020-10-28 16:44:09,238 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4e5cc79f9/ffbd2a25c84e44758efcd5089b74e35e [2020-10-28 16:44:09,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:44:09,252 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:44:09,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:44:09,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:44:09,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:44:09,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:44:09" (1/1) ... [2020-10-28 16:44:09,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ef1d227 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:44:09, skipping insertion in model container [2020-10-28 16:44:09,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:44:09" (1/1) ... [2020-10-28 16:44:09,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:44:09,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:44:09,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:44:09,733 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:44:09,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:44:09,914 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:44:09,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:44:09 WrapperNode [2020-10-28 16:44:09,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:44:09,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:44:09,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:44:09,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:44:09,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:44:09" (1/1) ... [2020-10-28 16:44:09,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:44:09" (1/1) ... [2020-10-28 16:44:09,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:44:09" (1/1) ... [2020-10-28 16:44:09,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:44:09" (1/1) ... [2020-10-28 16:44:09,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:44:09" (1/1) ... [2020-10-28 16:44:09,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:44:09" (1/1) ... [2020-10-28 16:44:09,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:44:09" (1/1) ... [2020-10-28 16:44:10,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:44:10,006 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:44:10,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:44:10,007 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:44:10,008 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:44:09" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:44:10,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:44:10,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:44:10,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:44:10,114 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:44:10,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:44:10,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:44:10,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:44:10,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:44:10,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:44:10,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:44:10,115 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:44:10,115 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:44:10,115 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:44:10,116 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:44:10,116 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:44:10,116 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:44:10,116 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:44:10,116 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:44:10,117 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:44:10,117 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:44:10,117 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:44:10,117 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:44:10,117 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:44:10,118 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:44:10,118 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:44:10,118 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:44:10,118 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:44:10,118 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 16:44:10,119 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 16:44:10,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:44:10,119 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:44:10,119 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:44:10,119 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:44:10,119 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:44:10,120 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:44:10,120 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:44:10,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:44:10,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:44:10,120 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:44:10,121 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:44:10,121 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:44:10,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:44:10,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:44:10,121 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:44:10,122 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:44:10,122 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:44:10,122 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:44:10,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:44:10,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:44:10,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:44:10,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:44:10,123 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:44:10,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:44:10,123 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:44:10,123 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:44:10,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:44:10,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:44:10,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:44:10,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:44:10,124 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:44:10,125 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:44:10,125 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:44:10,125 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:44:10,125 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:44:10,125 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:44:10,126 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:44:10,126 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:44:10,126 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:44:10,126 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:44:10,126 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:44:10,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:44:10,127 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:44:10,127 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:44:10,127 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:44:10,127 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 16:44:10,127 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 16:44:10,128 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:44:10,128 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:44:10,128 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:44:10,128 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:44:10,128 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:44:10,129 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:44:10,129 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:44:10,129 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:44:10,129 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:44:10,129 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:44:10,129 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:44:10,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:44:10,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:44:10,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:44:11,533 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:44:11,534 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:44:11,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:44:11 BoogieIcfgContainer [2020-10-28 16:44:11,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:44:11,539 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:44:11,539 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:44:11,542 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:44:11,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:44:09" (1/3) ... [2020-10-28 16:44:11,543 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c88fd3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:44:11, skipping insertion in model container [2020-10-28 16:44:11,544 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:44:09" (2/3) ... [2020-10-28 16:44:11,544 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c88fd3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:44:11, skipping insertion in model container [2020-10-28 16:44:11,544 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:44:11" (3/3) ... [2020-10-28 16:44:11,546 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product04.cil.c [2020-10-28 16:44:11,558 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:44:11,564 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:44:11,577 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:44:11,606 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:44:11,606 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:44:11,606 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:44:11,606 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:44:11,606 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:44:11,607 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:44:11,607 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:44:11,607 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:44:11,628 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2020-10-28 16:44:11,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-28 16:44:11,637 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:11,638 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] [2020-10-28 16:44:11,639 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:44:11,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:11,645 INFO L82 PathProgramCache]: Analyzing trace with hash 435578834, now seen corresponding path program 1 times [2020-10-28 16:44:11,654 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:11,655 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [621488794] [2020-10-28 16:44:11,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:12,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:12,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:12,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:14,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:15,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:17,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:17,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-28 16:44:17,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:44:17,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-28 16:44:17,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:17,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:17,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:17,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 16:44:17,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:17,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:44:17,793 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:17,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:17,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:17,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:17,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:17,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:17,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:17,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 16:44:17,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:17,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:17,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:17,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:17,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:17,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:17,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:17,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:17,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:17,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:17,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:17,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:17,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:17,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:17,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:17,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:17,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:17,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:17,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:17,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:17,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:17,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:17,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:17,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:17,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:17,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:17,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:17,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:17,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:17,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:17,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:17,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:17,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:17,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:17,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:17,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:17,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:17,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:17,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:17,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:17,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:17,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:17,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:17,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:17,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:17,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:17,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:17,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:17,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:17,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:17,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:17,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:17,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:17,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:17,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:17,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:17,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:17,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:17,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:44:17,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:17,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:17,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:17,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:17,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:17,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:17,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:17,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:17,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:17,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:17,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:17,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:17,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:44:17,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:17,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:17,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:17,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:17,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:17,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:17,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:17,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:17,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:17,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:17,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:17,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:17,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:44:17,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:17,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:17,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:17,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:17,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:17,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:17,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:17,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:17,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:17,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:17,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:17,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:17,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:44:17,962 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [621488794] [2020-10-28 16:44:17,964 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:44:17,964 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:44:17,965 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409583821] [2020-10-28 16:44:17,969 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:44:17,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:17,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:44:17,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:44:17,986 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 4 states. [2020-10-28 16:44:19,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:19,324 INFO L93 Difference]: Finished difference Result 234 states and 310 transitions. [2020-10-28 16:44:19,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 16:44:19,326 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-10-28 16:44:19,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:19,339 INFO L225 Difference]: With dead ends: 234 [2020-10-28 16:44:19,340 INFO L226 Difference]: Without dead ends: 132 [2020-10-28 16:44:19,344 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:44:19,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-10-28 16:44:19,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 100. [2020-10-28 16:44:19,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-10-28 16:44:19,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 115 transitions. [2020-10-28 16:44:19,431 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 115 transitions. Word has length 52 [2020-10-28 16:44:19,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:19,432 INFO L481 AbstractCegarLoop]: Abstraction has 100 states and 115 transitions. [2020-10-28 16:44:19,432 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:44:19,432 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 115 transitions. [2020-10-28 16:44:19,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:44:19,436 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:19,436 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] [2020-10-28 16:44:19,436 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:44:19,437 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:44:19,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:19,437 INFO L82 PathProgramCache]: Analyzing trace with hash -1272380541, now seen corresponding path program 1 times [2020-10-28 16:44:19,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:19,438 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [121493186] [2020-10-28 16:44:19,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:19,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:19,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:19,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:19,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:20,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:21,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:24,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:24,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:44:24,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:44:24,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-28 16:44:24,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:24,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:24,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:24,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 16:44:24,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:44:24,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:24,976 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:24,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:24,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:24,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:25,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 16:44:25,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 16:44:25,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:25,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:25,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:25,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:25,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:44:25,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:25,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:25,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:25,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:25,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:25,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:25,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:25,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:25,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:25,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:44:25,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:25,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:25,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:25,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:44:25,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:25,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:25,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:25,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 16:44:25,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:44:25,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:25,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:25,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:25,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:44:25,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:44:25,112 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [121493186] [2020-10-28 16:44:25,112 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:44:25,112 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:44:25,113 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267613008] [2020-10-28 16:44:25,115 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:44:25,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:25,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:44:25,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:44:25,117 INFO L87 Difference]: Start difference. First operand 100 states and 115 transitions. Second operand 5 states. [2020-10-28 16:44:25,991 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:44:26,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:26,937 INFO L93 Difference]: Finished difference Result 163 states and 203 transitions. [2020-10-28 16:44:26,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 16:44:26,938 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-28 16:44:26,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:26,941 INFO L225 Difference]: With dead ends: 163 [2020-10-28 16:44:26,941 INFO L226 Difference]: Without dead ends: 122 [2020-10-28 16:44:26,942 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:44:26,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2020-10-28 16:44:26,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 91. [2020-10-28 16:44:26,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-10-28 16:44:26,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 103 transitions. [2020-10-28 16:44:26,994 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 103 transitions. Word has length 53 [2020-10-28 16:44:26,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:26,994 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 103 transitions. [2020-10-28 16:44:26,994 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:44:26,995 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2020-10-28 16:44:26,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-28 16:44:26,997 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:26,997 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] [2020-10-28 16:44:26,997 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:44:26,997 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:44:26,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:26,998 INFO L82 PathProgramCache]: Analyzing trace with hash 1152560674, now seen corresponding path program 1 times [2020-10-28 16:44:26,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:26,998 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [827769006] [2020-10-28 16:44:26,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:27,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:27,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:27,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:27,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:27,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:28,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:32,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:32,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-28 16:44:32,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:44:32,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 16:44:32,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:32,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:32,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:44:32,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:32,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-28 16:44:32,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:32,485 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:32,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:32,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:32,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:32,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:32,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:32,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-28 16:44:32,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:32,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:32,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:32,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:32,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:44:32,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:32,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:32,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:32,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:32,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:32,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:32,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:32,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:32,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:32,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:32,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:32,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:32,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:32,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:32,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:32,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:32,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:32,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:32,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:32,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:32,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:32,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:32,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:32,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:32,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:32,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:32,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:32,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:32,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:32,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:32,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:32,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:32,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:44:32,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:32,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:32,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:32,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:32,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:32,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:32,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:32,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:32,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:32,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:32,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:32,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:32,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:32,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:32,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:32,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:32,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:32,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:32,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:32,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:44:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:32,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:32,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:32,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:32,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:32,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:44:32,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:32,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:32,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:32,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:32,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:32,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:32,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:44:32,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:32,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:32,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:32,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:32,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:32,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:32,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:32,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:32,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:32,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:32,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:32,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:32,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 16:44:32,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:32,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:32,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:32,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:32,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:32,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:32,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:32,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:32,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:32,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:32,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:32,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:32,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:44:32,668 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [827769006] [2020-10-28 16:44:32,668 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:44:32,668 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:44:32,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293990278] [2020-10-28 16:44:32,669 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:44:32,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:32,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:44:32,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:44:32,670 INFO L87 Difference]: Start difference. First operand 91 states and 103 transitions. Second operand 6 states. [2020-10-28 16:44:33,138 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:44:34,026 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:44:35,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:35,448 INFO L93 Difference]: Finished difference Result 318 states and 401 transitions. [2020-10-28 16:44:35,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 16:44:35,449 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2020-10-28 16:44:35,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:35,458 INFO L225 Difference]: With dead ends: 318 [2020-10-28 16:44:35,459 INFO L226 Difference]: Without dead ends: 255 [2020-10-28 16:44:35,460 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:44:35,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2020-10-28 16:44:35,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 180. [2020-10-28 16:44:35,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2020-10-28 16:44:35,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 215 transitions. [2020-10-28 16:44:35,543 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 215 transitions. Word has length 58 [2020-10-28 16:44:35,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:35,543 INFO L481 AbstractCegarLoop]: Abstraction has 180 states and 215 transitions. [2020-10-28 16:44:35,543 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:44:35,543 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 215 transitions. [2020-10-28 16:44:35,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-28 16:44:35,546 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:35,546 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] [2020-10-28 16:44:35,546 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:44:35,547 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:44:35,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:35,547 INFO L82 PathProgramCache]: Analyzing trace with hash 1557322437, now seen corresponding path program 1 times [2020-10-28 16:44:35,548 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:35,548 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [671258875] [2020-10-28 16:44:35,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:35,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:35,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:35,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:36,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:36,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:40,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:40,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-28 16:44:40,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:44:40,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 16:44:40,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:40,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:40,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:44:40,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:44:40,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-28 16:44:40,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:41,008 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:41,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:41,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:41,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:41,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:41,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:41,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 16:44:41,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:41,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:41,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:41,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:41,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:41,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:41,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:41,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:41,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:41,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:41,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:41,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:41,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:44:41,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:41,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:41,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:41,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:41,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:41,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:41,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:41,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:41,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:41,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:41,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:41,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:41,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:41,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:41,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:41,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:41,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:41,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:41,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:41,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:41,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:41,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:41,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:41,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:41,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:41,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:41,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:41,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:41,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:41,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:41,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:41,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:41,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:41,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:41,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:41,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:41,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:41,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:41,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:41,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:41,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:41,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:41,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:41,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:44:41,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:41,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:41,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:41,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:41,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:41,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:41,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:41,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:41,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:41,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:41,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:44:41,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:41,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:44:41,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:41,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:41,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:41,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:41,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:41,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:41,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:41,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:41,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:41,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:41,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:41,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:41,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 16:44:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:41,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:41,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:41,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:41,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:41,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:41,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:41,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:41,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:41,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:41,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:41,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:41,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 16:44:41,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:41,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:41,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:41,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:41,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:41,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:41,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:41,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:41,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:41,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:41,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:41,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:41,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:44:41,127 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [671258875] [2020-10-28 16:44:41,128 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:44:41,128 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:44:41,128 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041025375] [2020-10-28 16:44:41,129 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:44:41,129 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:41,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:44:41,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:44:41,131 INFO L87 Difference]: Start difference. First operand 180 states and 215 transitions. Second operand 5 states. [2020-10-28 16:44:41,590 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:44:43,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:43,250 INFO L93 Difference]: Finished difference Result 444 states and 588 transitions. [2020-10-28 16:44:43,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 16:44:43,250 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-10-28 16:44:43,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:43,265 INFO L225 Difference]: With dead ends: 444 [2020-10-28 16:44:43,265 INFO L226 Difference]: Without dead ends: 440 [2020-10-28 16:44:43,266 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:44:43,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2020-10-28 16:44:43,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 340. [2020-10-28 16:44:43,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2020-10-28 16:44:43,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 416 transitions. [2020-10-28 16:44:43,410 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 416 transitions. Word has length 61 [2020-10-28 16:44:43,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:43,412 INFO L481 AbstractCegarLoop]: Abstraction has 340 states and 416 transitions. [2020-10-28 16:44:43,412 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:44:43,412 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 416 transitions. [2020-10-28 16:44:43,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-28 16:44:43,415 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:43,416 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2020-10-28 16:44:43,416 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:44:43,416 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]=== [2020-10-28 16:44:43,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:43,417 INFO L82 PathProgramCache]: Analyzing trace with hash -2091177895, now seen corresponding path program 1 times [2020-10-28 16:44:43,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:43,417 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [28851766] [2020-10-28 16:44:43,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:43,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:43,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:43,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:43,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:43,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:44,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:48,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:48,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-28 16:44:48,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:44:48,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-28 16:44:48,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:48,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:48,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:44:48,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 16:44:48,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-28 16:44:48,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:48,860 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:48,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:48,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:48,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:48,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:48,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:48,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:48,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 16:44:48,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:48,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:48,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:48,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:48,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:48,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:48,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:48,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:48,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:48,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:48,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:48,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:48,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:48,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:48,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:48,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:48,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:48,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:48,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:48,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:48,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:48,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:48,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:48,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:48,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:48,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:48,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:48,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:48,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:48,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:48,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:48,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:48,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:48,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:48,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:48,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:48,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:48,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:48,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:48,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:48,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:48,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:48,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:48,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:48,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:48,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:48,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:48,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:48,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:48,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:48,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:48,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:48,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:48,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:48,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:48,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:48,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:48,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:48,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:44:48,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:48,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:48,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:48,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:48,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:48,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:48,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:48,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:48,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:48,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:48,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:48,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:48,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:44:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:48,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:48,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:48,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-28 16:44:48,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:48,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:44:48,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:48,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:48,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:44:48,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 16:44:48,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-28 16:44:48,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:48,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:48,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:48,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:48,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:48,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:48,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:48,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:48,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:48,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:48,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:48,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:48,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:48,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 16:44:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:48,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:49,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:49,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:44:49,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:49,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:44:49,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:49,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:49,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:44:49,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 16:44:49,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 16:44:49,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:49,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:49,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:49,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:49,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:49,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:49,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:49,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:49,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:49,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:49,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:49,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:49,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:49,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:49,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:44:49,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:49,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:49,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:49,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:49,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:49,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:44:49,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:49,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:49,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:44:49,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:49,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:49,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:49,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-28 16:44:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:49,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:49,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:49,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:49,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:49,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:49,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:49,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:49,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:49,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-28 16:44:49,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:49,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:49,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 16:44:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:49,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:49,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:49,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:49,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:49,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:49,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:49,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:49,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:49,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:49,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:49,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:49,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 16:44:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:49,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:49,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:49,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:49,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:49,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:49,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:49,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:49,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:49,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:49,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:49,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:49,146 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-28 16:44:49,146 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [28851766] [2020-10-28 16:44:49,147 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:44:49,147 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 16:44:49,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297077842] [2020-10-28 16:44:49,148 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 16:44:49,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:49,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 16:44:49,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:44:49,149 INFO L87 Difference]: Start difference. First operand 340 states and 416 transitions. Second operand 10 states. [2020-10-28 16:44:49,673 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:44:50,850 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:44:51,618 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-28 16:44:52,387 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 213 [2020-10-28 16:44:52,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:52,616 INFO L93 Difference]: Finished difference Result 512 states and 673 transitions. [2020-10-28 16:44:52,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:44:52,616 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 95 [2020-10-28 16:44:52,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:52,617 INFO L225 Difference]: With dead ends: 512 [2020-10-28 16:44:52,618 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:44:52,622 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-28 16:44:52,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:44:52,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:44:52,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:44:52,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:44:52,623 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 95 [2020-10-28 16:44:52,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:52,623 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:44:52,623 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 16:44:52,623 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:44:52,623 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:44:52,624 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:44:52,626 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:44:55,963 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:44:56,248 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:44:56,573 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:44:56,909 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:44:57,222 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11 [2020-10-28 16:44:57,578 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:58,162 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 10 [2020-10-28 16:44:58,725 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 14 [2020-10-28 16:44:59,330 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 14 [2020-10-28 16:44:59,631 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-28 16:45:00,186 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-28 16:45:00,479 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-28 16:45:01,064 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 10 [2020-10-28 16:45:01,373 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:45:01,919 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-28 16:45:02,214 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:45:02,506 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:45:02,812 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:45:03,088 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:45:03,403 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:45:03,735 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-28 16:45:04,323 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 17 [2020-10-28 16:45:04,666 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-10-28 16:45:05,232 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 10 [2020-10-28 16:45:05,236 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:45:05,236 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:45:05,236 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:45:05,237 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:45:05,237 INFO L274 CegarLoopResult]: For program point L125(lines 125 129) no Hoare annotation was computed. [2020-10-28 16:45:05,237 INFO L274 CegarLoopResult]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2020-10-28 16:45:05,237 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-28 16:45:05,237 INFO L274 CegarLoopResult]: For program point L119-2(lines 119 140) no Hoare annotation was computed. [2020-10-28 16:45:05,237 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 94 149) no Hoare annotation was computed. [2020-10-28 16:45:05,237 INFO L274 CegarLoopResult]: For program point L141(lines 118 142) no Hoare annotation was computed. [2020-10-28 16:45:05,237 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 94 149) no Hoare annotation was computed. [2020-10-28 16:45:05,238 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 94 149) no Hoare annotation was computed. [2020-10-28 16:45:05,238 INFO L274 CegarLoopResult]: For program point L182(lines 182 186) no Hoare annotation was computed. [2020-10-28 16:45:05,238 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 150 209) no Hoare annotation was computed. [2020-10-28 16:45:05,238 INFO L274 CegarLoopResult]: For program point L182-1(lines 182 186) no Hoare annotation was computed. [2020-10-28 16:45:05,238 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-28 16:45:05,238 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 150 209) no Hoare annotation was computed. [2020-10-28 16:45:05,238 INFO L274 CegarLoopResult]: For program point L176-2(lines 176 201) no Hoare annotation was computed. [2020-10-28 16:45:05,239 INFO L274 CegarLoopResult]: For program point L202(lines 175 203) no Hoare annotation was computed. [2020-10-28 16:45:05,239 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 150 209) no Hoare annotation was computed. [2020-10-28 16:45:05,239 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-28 16:45:05,239 INFO L274 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-10-28 16:45:05,239 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 429 435) the Hoare annotation is: true [2020-10-28 16:45:05,239 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 429 435) no Hoare annotation was computed. [2020-10-28 16:45:05,239 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 436 444) no Hoare annotation was computed. [2020-10-28 16:45:05,239 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 436 444) the Hoare annotation is: true [2020-10-28 16:45:05,240 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 436 444) no Hoare annotation was computed. [2020-10-28 16:45:05,240 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 525 547) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,240 INFO L270 CegarLoopResult]: At program point L537(line 537) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,240 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 525 547) no Hoare annotation was computed. [2020-10-28 16:45:05,240 INFO L270 CegarLoopResult]: At program point L537-1(line 537) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,240 INFO L274 CegarLoopResult]: For program point L535(lines 535 542) no Hoare annotation was computed. [2020-10-28 16:45:05,240 INFO L274 CegarLoopResult]: For program point L535-1(lines 535 542) no Hoare annotation was computed. [2020-10-28 16:45:05,240 INFO L274 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-10-28 16:45:05,240 INFO L270 CegarLoopResult]: At program point L532(line 532) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,241 INFO L270 CegarLoopResult]: At program point L531(line 531) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,241 INFO L270 CegarLoopResult]: At program point L531-1(line 531) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,241 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 525 547) no Hoare annotation was computed. [2020-10-28 16:45:05,241 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 481 504) no Hoare annotation was computed. [2020-10-28 16:45:05,241 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 481 504) no Hoare annotation was computed. [2020-10-28 16:45:05,241 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 481 504) no Hoare annotation was computed. [2020-10-28 16:45:05,241 INFO L274 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-10-28 16:45:05,241 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-28 16:45:05,242 INFO L274 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-10-28 16:45:05,242 INFO L274 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-28 16:45:05,242 INFO L274 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-10-28 16:45:05,242 INFO L274 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-10-28 16:45:05,242 INFO L274 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-10-28 16:45:05,242 INFO L274 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-10-28 16:45:05,242 INFO L274 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-10-28 16:45:05,242 INFO L274 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-28 16:45:05,242 INFO L274 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-10-28 16:45:05,242 INFO L274 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-10-28 16:45:05,242 INFO L274 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-10-28 16:45:05,242 INFO L274 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-10-28 16:45:05,243 INFO L274 CegarLoopResult]: For program point L737(lines 737 743) no Hoare annotation was computed. [2020-10-28 16:45:05,243 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 733 747) no Hoare annotation was computed. [2020-10-28 16:45:05,243 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 733 747) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 16:45:05,243 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 733 747) no Hoare annotation was computed. [2020-10-28 16:45:05,243 INFO L270 CegarLoopResult]: At program point L739(line 739) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:45:05,243 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 688 696) no Hoare annotation was computed. [2020-10-28 16:45:05,243 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 688 696) the Hoare annotation is: true [2020-10-28 16:45:05,243 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 688 696) no Hoare annotation was computed. [2020-10-28 16:45:05,243 INFO L274 CegarLoopResult]: For program point L704(lines 704 712) no Hoare annotation was computed. [2020-10-28 16:45:05,243 INFO L274 CegarLoopResult]: For program point L704-2(lines 704 712) no Hoare annotation was computed. [2020-10-28 16:45:05,243 INFO L274 CegarLoopResult]: For program point L727(line 727) no Hoare annotation was computed. [2020-10-28 16:45:05,244 INFO L274 CegarLoopResult]: For program point L727-1(line 727) no Hoare annotation was computed. [2020-10-28 16:45:05,244 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 697 732) no Hoare annotation was computed. [2020-10-28 16:45:05,244 INFO L274 CegarLoopResult]: For program point L716(lines 716 724) no Hoare annotation was computed. [2020-10-28 16:45:05,244 INFO L274 CegarLoopResult]: For program point L716-2(lines 716 724) no Hoare annotation was computed. [2020-10-28 16:45:05,244 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 697 732) no Hoare annotation was computed. [2020-10-28 16:45:05,244 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 697 732) no Hoare annotation was computed. [2020-10-28 16:45:05,244 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 422 428) no Hoare annotation was computed. [2020-10-28 16:45:05,244 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 422 428) the Hoare annotation is: true [2020-10-28 16:45:05,244 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 48 93) no Hoare annotation was computed. [2020-10-28 16:45:05,244 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 48 93) no Hoare annotation was computed. [2020-10-28 16:45:05,244 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 48 93) no Hoare annotation was computed. [2020-10-28 16:45:05,245 INFO L274 CegarLoopResult]: For program point L385(lines 385 386) no Hoare annotation was computed. [2020-10-28 16:45:05,245 INFO L274 CegarLoopResult]: For program point L381(lines 381 388) no Hoare annotation was computed. [2020-10-28 16:45:05,245 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 361 406) no Hoare annotation was computed. [2020-10-28 16:45:05,245 INFO L274 CegarLoopResult]: For program point L375(lines 375 395) no Hoare annotation was computed. [2020-10-28 16:45:05,245 INFO L274 CegarLoopResult]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2020-10-28 16:45:05,245 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 385 386) no Hoare annotation was computed. [2020-10-28 16:45:05,245 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 392 393) no Hoare annotation was computed. [2020-10-28 16:45:05,245 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 361 406) no Hoare annotation was computed. [2020-10-28 16:45:05,245 INFO L274 CegarLoopResult]: For program point L392(lines 392 393) no Hoare annotation was computed. [2020-10-28 16:45:05,245 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 361 406) no Hoare annotation was computed. [2020-10-28 16:45:05,246 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 514 524) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,246 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 514 524) no Hoare annotation was computed. [2020-10-28 16:45:05,246 INFO L270 CegarLoopResult]: At program point L519(line 519) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,246 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 514 524) no Hoare annotation was computed. [2020-10-28 16:45:05,246 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 677 687) no Hoare annotation was computed. [2020-10-28 16:45:05,246 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 677 687) no Hoare annotation was computed. [2020-10-28 16:45:05,246 INFO L274 CegarLoopResult]: For program point L682(line 682) no Hoare annotation was computed. [2020-10-28 16:45:05,246 INFO L274 CegarLoopResult]: For program point L682-1(line 682) no Hoare annotation was computed. [2020-10-28 16:45:05,246 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 677 687) no Hoare annotation was computed. [2020-10-28 16:45:05,247 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 669 676) the Hoare annotation is: true [2020-10-28 16:45:05,247 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 669 676) no Hoare annotation was computed. [2020-10-28 16:45:05,247 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 669 676) no Hoare annotation was computed. [2020-10-28 16:45:05,247 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 654 660) no Hoare annotation was computed. [2020-10-28 16:45:05,247 INFO L277 CegarLoopResult]: At program point processEnvironmentFINAL(lines 654 660) the Hoare annotation is: true [2020-10-28 16:45:05,247 INFO L270 CegarLoopResult]: At program point testENTRY(lines 551 618) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,247 INFO L270 CegarLoopResult]: At program point L601(line 601) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:45:05,247 INFO L274 CegarLoopResult]: For program point L599(lines 599 605) no Hoare annotation was computed. [2020-10-28 16:45:05,247 INFO L274 CegarLoopResult]: For program point testFINAL(lines 551 618) no Hoare annotation was computed. [2020-10-28 16:45:05,249 INFO L270 CegarLoopResult]: At program point L599-1(lines 591 606) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:45:05,249 INFO L274 CegarLoopResult]: For program point L562(lines 561 610) no Hoare annotation was computed. [2020-10-28 16:45:05,249 INFO L270 CegarLoopResult]: At program point L593(line 593) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:45:05,249 INFO L274 CegarLoopResult]: For program point L591(lines 591 606) no Hoare annotation was computed. [2020-10-28 16:45:05,249 INFO L270 CegarLoopResult]: At program point L583(line 583) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:45:05,249 INFO L274 CegarLoopResult]: For program point L581(lines 581 587) no Hoare annotation was computed. [2020-10-28 16:45:05,249 INFO L274 CegarLoopResult]: For program point L581-1(lines 581 587) no Hoare annotation was computed. [2020-10-28 16:45:05,249 INFO L270 CegarLoopResult]: At program point L608(lines 561 610) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:45:05,249 INFO L270 CegarLoopResult]: At program point L573(line 573) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:45:05,250 INFO L274 CegarLoopResult]: For program point L571(lines 571 577) no Hoare annotation was computed. [2020-10-28 16:45:05,250 INFO L274 CegarLoopResult]: For program point L571-1(lines 571 577) no Hoare annotation was computed. [2020-10-28 16:45:05,250 INFO L274 CegarLoopResult]: For program point L563(lines 563 567) no Hoare annotation was computed. [2020-10-28 16:45:05,250 INFO L270 CegarLoopResult]: At program point L611(lines 560 612) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,250 INFO L274 CegarLoopResult]: For program point testEXIT(lines 551 618) no Hoare annotation was computed. [2020-10-28 16:45:05,250 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 339 340) no Hoare annotation was computed. [2020-10-28 16:45:05,250 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 346 347) no Hoare annotation was computed. [2020-10-28 16:45:05,250 INFO L274 CegarLoopResult]: For program point L346(lines 346 347) no Hoare annotation was computed. [2020-10-28 16:45:05,250 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 315 360) no Hoare annotation was computed. [2020-10-28 16:45:05,250 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 315 360) no Hoare annotation was computed. [2020-10-28 16:45:05,250 INFO L274 CegarLoopResult]: For program point L339(lines 339 340) no Hoare annotation was computed. [2020-10-28 16:45:05,251 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 315 360) no Hoare annotation was computed. [2020-10-28 16:45:05,251 INFO L274 CegarLoopResult]: For program point L335(lines 335 342) no Hoare annotation was computed. [2020-10-28 16:45:05,251 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-10-28 16:45:05,251 INFO L274 CegarLoopResult]: For program point L329-1(lines 329 349) no Hoare annotation was computed. [2020-10-28 16:45:05,251 INFO L274 CegarLoopResult]: For program point L866-1(line 866) no Hoare annotation was computed. [2020-10-28 16:45:05,251 INFO L274 CegarLoopResult]: For program point L864(lines 864 881) no Hoare annotation was computed. [2020-10-28 16:45:05,251 INFO L274 CegarLoopResult]: For program point L864-1(lines 856 884) no Hoare annotation was computed. [2020-10-28 16:45:05,251 INFO L270 CegarLoopResult]: At program point L862(line 862) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,251 INFO L274 CegarLoopResult]: For program point L862-1(line 862) no Hoare annotation was computed. [2020-10-28 16:45:05,251 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 856 884) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,251 INFO L270 CegarLoopResult]: At program point L871(line 871) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,251 INFO L274 CegarLoopResult]: For program point L869(lines 869 875) no Hoare annotation was computed. [2020-10-28 16:45:05,252 INFO L274 CegarLoopResult]: For program point L868(lines 868 878) no Hoare annotation was computed. [2020-10-28 16:45:05,252 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 856 884) no Hoare annotation was computed. [2020-10-28 16:45:05,252 INFO L270 CegarLoopResult]: At program point L866(line 866) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,252 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 848 855) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,253 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 848 855) no Hoare annotation was computed. [2020-10-28 16:45:05,253 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 848 855) no Hoare annotation was computed. [2020-10-28 16:45:05,253 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 814 836) no Hoare annotation was computed. [2020-10-28 16:45:05,253 INFO L274 CegarLoopResult]: For program point L822(lines 822 830) no Hoare annotation was computed. [2020-10-28 16:45:05,253 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 814 836) no Hoare annotation was computed. [2020-10-28 16:45:05,253 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 814 836) no Hoare annotation was computed. [2020-10-28 16:45:05,253 INFO L274 CegarLoopResult]: For program point L822-2(lines 822 830) no Hoare annotation was computed. [2020-10-28 16:45:05,253 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 212 314) no Hoare annotation was computed. [2020-10-28 16:45:05,253 INFO L274 CegarLoopResult]: For program point L277(line 277) no Hoare annotation was computed. [2020-10-28 16:45:05,253 INFO L274 CegarLoopResult]: For program point L277-1(line 277) no Hoare annotation was computed. [2020-10-28 16:45:05,253 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-10-28 16:45:05,254 INFO L274 CegarLoopResult]: For program point L300(lines 300 311) no Hoare annotation was computed. [2020-10-28 16:45:05,254 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-28 16:45:05,254 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 212 314) no Hoare annotation was computed. [2020-10-28 16:45:05,254 INFO L274 CegarLoopResult]: For program point L261-2(lines 261 281) no Hoare annotation was computed. [2020-10-28 16:45:05,254 INFO L274 CegarLoopResult]: For program point L282(lines 260 283) no Hoare annotation was computed. [2020-10-28 16:45:05,254 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 212 314) no Hoare annotation was computed. [2020-10-28 16:45:05,254 INFO L274 CegarLoopResult]: For program point L241(lines 241 257) no Hoare annotation was computed. [2020-10-28 16:45:05,254 INFO L274 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-10-28 16:45:05,254 INFO L274 CegarLoopResult]: For program point L262(lines 261 281) no Hoare annotation was computed. [2020-10-28 16:45:05,254 INFO L274 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-10-28 16:45:05,254 INFO L274 CegarLoopResult]: For program point L293-1(line 293) no Hoare annotation was computed. [2020-10-28 16:45:05,254 INFO L274 CegarLoopResult]: For program point L258(lines 258 299) no Hoare annotation was computed. [2020-10-28 16:45:05,255 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 412 421) no Hoare annotation was computed. [2020-10-28 16:45:05,255 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 412 421) no Hoare annotation was computed. [2020-10-28 16:45:05,255 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 412 421) no Hoare annotation was computed. [2020-10-28 16:45:05,255 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:45:05,255 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#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~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#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~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:45:05,255 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:45:05,256 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 661 668) no Hoare annotation was computed. [2020-10-28 16:45:05,256 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 661 668) no Hoare annotation was computed. [2020-10-28 16:45:05,256 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 661 668) no Hoare annotation was computed. [2020-10-28 16:45:05,256 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 837 845) no Hoare annotation was computed. [2020-10-28 16:45:05,256 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 837 845) no Hoare annotation was computed. [2020-10-28 16:45:05,256 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 837 845) no Hoare annotation was computed. [2020-10-28 16:45:05,257 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:45:05,257 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:45:05,257 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:45:05,257 INFO L274 CegarLoopResult]: For program point L797-1(lines 793 804) no Hoare annotation was computed. [2020-10-28 16:45:05,257 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 793 804) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 16:45:05,258 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 793 804) no Hoare annotation was computed. [2020-10-28 16:45:05,258 INFO L270 CegarLoopResult]: At program point L641(lines 641 647) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,258 INFO L270 CegarLoopResult]: At program point L636(line 636) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,258 INFO L274 CegarLoopResult]: For program point L634(lines 633 652) no Hoare annotation was computed. [2020-10-28 16:45:05,259 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 630 653) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,259 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 630 653) no Hoare annotation was computed. [2020-10-28 16:45:05,259 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 630 653) no Hoare annotation was computed. [2020-10-28 16:45:05,259 INFO L270 CegarLoopResult]: At program point L643(line 643) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:45:05,259 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 448 477) no Hoare annotation was computed. [2020-10-28 16:45:05,259 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 448 477) the Hoare annotation is: true [2020-10-28 16:45:05,259 INFO L277 CegarLoopResult]: At program point L473(lines 448 477) the Hoare annotation is: true [2020-10-28 16:45:05,259 INFO L274 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-28 16:45:05,259 INFO L274 CegarLoopResult]: For program point L462(lines 462 466) no Hoare annotation was computed. [2020-10-28 16:45:05,259 INFO L277 CegarLoopResult]: At program point L462-1(lines 462 466) the Hoare annotation is: true [2020-10-28 16:45:05,259 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-28 16:45:05,259 INFO L277 CegarLoopResult]: At program point L458-2(lines 458 472) the Hoare annotation is: true [2020-10-28 16:45:05,260 INFO L277 CegarLoopResult]: At program point L454(line 454) the Hoare annotation is: true [2020-10-28 16:45:05,260 INFO L274 CegarLoopResult]: For program point L454-1(line 454) no Hoare annotation was computed. [2020-10-28 16:45:05,260 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 805 813) the Hoare annotation is: true [2020-10-28 16:45:05,260 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 805 813) no Hoare annotation was computed. [2020-10-28 16:45:05,260 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 805 813) no Hoare annotation was computed. [2020-10-28 16:45:05,260 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 769 780) the Hoare annotation is: true [2020-10-28 16:45:05,260 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 769 780) no Hoare annotation was computed. [2020-10-28 16:45:05,260 INFO L274 CegarLoopResult]: For program point L773-1(lines 769 780) no Hoare annotation was computed. [2020-10-28 16:45:05,260 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 505 511) no Hoare annotation was computed. [2020-10-28 16:45:05,261 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 505 511) the Hoare annotation is: true [2020-10-28 16:45:05,261 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:45:05,261 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-28 16:45:05,261 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:45:05,262 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:45:05,262 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 748 755) no Hoare annotation was computed. [2020-10-28 16:45:05,263 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 748 755) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~methAndRunningLastTime~0 0)) (not (= ~pumpRunning~0 0))) [2020-10-28 16:45:05,263 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 748 755) no Hoare annotation was computed. [2020-10-28 16:45:05,263 INFO L274 CegarLoopResult]: For program point L785-1(lines 781 792) no Hoare annotation was computed. [2020-10-28 16:45:05,263 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 781 792) no Hoare annotation was computed. [2020-10-28 16:45:05,263 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 781 792) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-28 16:45:05,263 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 757 764) no Hoare annotation was computed. [2020-10-28 16:45:05,263 INFO L274 CegarLoopResult]: For program point L761(line 761) no Hoare annotation was computed. [2020-10-28 16:45:05,263 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 757 764) the Hoare annotation is: true [2020-10-28 16:45:05,263 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 757 764) no Hoare annotation was computed. [2020-10-28 16:45:05,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:45:05 BoogieIcfgContainer [2020-10-28 16:45:05,282 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:45:05,283 INFO L168 Benchmark]: Toolchain (without parser) took 56037.25 ms. Allocated memory was 125.8 MB in the beginning and 677.4 MB in the end (delta: 551.6 MB). Free memory was 100.3 MB in the beginning and 613.3 MB in the end (delta: -513.0 MB). Peak memory consumption was 404.3 MB. Max. memory is 8.0 GB. [2020-10-28 16:45:05,284 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 125.8 MB. Free memory is still 86.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:45:05,285 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.11 ms. Allocated memory is still 125.8 MB. Free memory was 99.5 MB in the beginning and 79.3 MB in the end (delta: 20.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-28 16:45:05,285 INFO L168 Benchmark]: Boogie Preprocessor took 89.57 ms. Allocated memory is still 125.8 MB. Free memory was 79.3 MB in the beginning and 75.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:45:05,286 INFO L168 Benchmark]: RCFGBuilder took 1530.31 ms. Allocated memory was 125.8 MB in the beginning and 166.7 MB in the end (delta: 40.9 MB). Free memory was 75.6 MB in the beginning and 112.2 MB in the end (delta: -36.6 MB). Peak memory consumption was 22.8 MB. Max. memory is 8.0 GB. [2020-10-28 16:45:05,287 INFO L168 Benchmark]: TraceAbstraction took 53743.11 ms. Allocated memory was 166.7 MB in the beginning and 677.4 MB in the end (delta: 510.7 MB). Free memory was 111.7 MB in the beginning and 613.3 MB in the end (delta: -501.6 MB). Peak memory consumption was 374.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:45:05,291 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 125.8 MB. Free memory is still 86.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 659.11 ms. Allocated memory is still 125.8 MB. Free memory was 99.5 MB in the beginning and 79.3 MB in the end (delta: 20.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 89.57 ms. Allocated memory is still 125.8 MB. Free memory was 79.3 MB in the beginning and 75.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1530.31 ms. Allocated memory was 125.8 MB in the beginning and 166.7 MB in the end (delta: 40.9 MB). Free memory was 75.6 MB in the beginning and 112.2 MB in the end (delta: -36.6 MB). Peak memory consumption was 22.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 53743.11 ms. Allocated memory was 166.7 MB in the beginning and 677.4 MB in the end (delta: 510.7 MB). Free memory was 111.7 MB in the beginning and 613.3 MB in the end (delta: -501.6 MB). Peak memory consumption was 374.2 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: 346]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 339]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 385]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 392]: 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: 560]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0) - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0)) || ((splverifierCounter <= 0 && pumpRunning == 0) && methAndRunningLastTime == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 221 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 41.0s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 11.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 425 SDtfs, 819 SDslu, 273 SDs, 0 SdLazy, 1111 SolverSat, 631 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=340occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 238 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 267 PreInvPairs, 316 NumberOfFragments, 827 HoareAnnotationTreeSize, 267 FomulaSimplifications, 133887 FormulaSimplificationTreeSizeReduction, 3.0s HoareSimplificationTime, 49 FomulaSimplificationsInter, 11155 FormulaSimplificationTreeSizeReductionInter, 9.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 28.4s InterpolantComputationTime, 319 NumberOfCodeBlocks, 319 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 314 ConstructedInterpolants, 0 QuantifiedInterpolants, 97031 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 28/30 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...