/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=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_secure_zero_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 01:19:16,757 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 01:19:16,759 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 01:19:16,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 01:19:16,794 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 01:19:16,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 01:19:16,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 01:19:16,799 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 01:19:16,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 01:19:16,802 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 01:19:16,804 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 01:19:16,805 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 01:19:16,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 01:19:16,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 01:19:16,808 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 01:19:16,809 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 01:19:16,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 01:19:16,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 01:19:16,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 01:19:16,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 01:19:16,841 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 01:19:16,842 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 01:19:16,844 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 01:19:16,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 01:19:16,855 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 01:19:16,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 01:19:16,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 01:19:16,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 01:19:16,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 01:19:16,864 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 01:19:16,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 01:19:16,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 01:19:16,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 01:19:16,869 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 01:19:16,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 01:19:16,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 01:19:16,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 01:19:16,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 01:19:16,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 01:19:16,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 01:19:16,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 01:19:16,876 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-28 01:19:16,926 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 01:19:16,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 01:19:16,930 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 01:19:16,931 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 01:19:16,931 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 01:19:16,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 01:19:16,932 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 01:19:16,932 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 01:19:16,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 01:19:16,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 01:19:16,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 01:19:16,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 01:19:16,934 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 01:19:16,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 01:19:16,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 01:19:16,934 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 01:19:16,935 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 01:19:16,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 01:19:16,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 01:19:16,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 01:19:16,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 01:19:16,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 01:19:16,936 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 01:19:16,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 01:19:16,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 01:19:16,937 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 01:19:16,937 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 01:19:16,937 INFO L138 SettingsManager]: * To the following directory=dump/ 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 01:19:17,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 01:19:17,362 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 01:19:17,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 01:19:17,368 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 01:19:17,369 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 01:19:17,370 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_secure_zero_harness.i [2020-10-28 01:19:17,456 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/246c401a8/0986256952a041d0bbdbe953c9ed7e75/FLAGc04d84a85 [2020-10-28 01:19:18,544 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 01:19:18,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/aws-c-common/aws_byte_buf_secure_zero_harness.i [2020-10-28 01:19:18,606 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/246c401a8/0986256952a041d0bbdbe953c9ed7e75/FLAGc04d84a85 [2020-10-28 01:19:18,982 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/246c401a8/0986256952a041d0bbdbe953c9ed7e75 [2020-10-28 01:19:18,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 01:19:18,994 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 01:19:18,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 01:19:18,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 01:19:19,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 01:19:19,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 01:19:18" (1/1) ... [2020-10-28 01:19:19,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5286c5c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:19:19, skipping insertion in model container [2020-10-28 01:19:19,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 01:19:18" (1/1) ... [2020-10-28 01:19:19,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 01:19:19,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 01:19:19,435 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-10-28 01:19:19,442 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-10-28 01:19:20,270 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:20,270 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:20,271 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:20,272 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:20,273 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:20,288 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:20,289 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:20,291 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:20,291 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:20,294 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:20,295 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:20,295 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:20,296 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:20,650 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-10-28 01:19:20,652 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-10-28 01:19:20,653 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-10-28 01:19:20,654 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-10-28 01:19:20,656 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-10-28 01:19:20,656 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-10-28 01:19:20,657 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-10-28 01:19:20,658 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-10-28 01:19:20,658 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-10-28 01:19:20,659 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-10-28 01:19:20,821 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-10-28 01:19:20,965 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:20,966 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:21,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 01:19:21,134 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 01:19:21,150 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-10-28 01:19:21,152 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-10-28 01:19:21,192 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:21,192 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:21,193 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:21,193 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:21,194 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:21,201 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:21,201 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:21,202 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:21,203 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:21,204 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:21,204 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:21,205 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:21,205 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:21,254 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-10-28 01:19:21,256 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-10-28 01:19:21,256 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-10-28 01:19:21,257 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-10-28 01:19:21,258 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-10-28 01:19:21,259 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-10-28 01:19:21,259 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-10-28 01:19:21,260 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-10-28 01:19:21,260 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-10-28 01:19:21,261 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-10-28 01:19:21,285 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-10-28 01:19:21,387 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:21,389 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 01:19:21,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 01:19:22,746 INFO L208 MainTranslator]: Completed translation [2020-10-28 01:19:22,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:19:22 WrapperNode [2020-10-28 01:19:22,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 01:19:22,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 01:19:22,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 01:19:22,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 01:19:22,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:19:22" (1/1) ... [2020-10-28 01:19:22,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:19:22" (1/1) ... [2020-10-28 01:19:22,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:19:22" (1/1) ... [2020-10-28 01:19:22,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:19:22" (1/1) ... [2020-10-28 01:19:23,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:19:22" (1/1) ... [2020-10-28 01:19:23,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:19:22" (1/1) ... [2020-10-28 01:19:23,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:19:22" (1/1) ... [2020-10-28 01:19:23,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 01:19:23,250 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 01:19:23,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 01:19:23,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 01:19:23,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:19:22" (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 01:19:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 01:19:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 01:19:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~uint8_t~0~TO~int [2020-10-28 01:19:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 01:19:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 01:19:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-10-28 01:19:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2020-10-28 01:19:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_allocated_memory [2020-10-28 01:19:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_hasher [2020-10-28 01:19:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_equals [2020-10-28 01:19:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_compare [2020-10-28 01:19:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2020-10-28 01:19:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2020-10-28 01:19:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2020-10-28 01:19:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_int [2020-10-28 01:19:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2020-10-28 01:19:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint16_t [2020-10-28 01:19:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint32_t [2020-10-28 01:19:23,334 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2020-10-28 01:19:23,334 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint8_t [2020-10-28 01:19:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_voidp [2020-10-28 01:19:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-10-28 01:19:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-10-28 01:19:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2020-10-28 01:19:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2020-10-28 01:19:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2020-10-28 01:19:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2020-10-28 01:19:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2020-10-28 01:19:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_u64_saturating [2020-10-28 01:19:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_u64_checked [2020-10-28 01:19:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_u32_saturating [2020-10-28 01:19:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_u32_checked [2020-10-28 01:19:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_u64_saturating [2020-10-28 01:19:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_u64_checked [2020-10-28 01:19:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_u32_saturating [2020-10-28 01:19:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_u32_checked [2020-10-28 01:19:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_saturating [2020-10-28 01:19:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2020-10-28 01:19:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_saturating [2020-10-28 01:19:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2020-10-28 01:19:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2020-10-28 01:19:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_round_up_to_power_of_two [2020-10-28 01:19:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_init_dynamic [2020-10-28 01:19:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_init_static [2020-10-28 01:19:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2020-10-28 01:19:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_debug_print [2020-10-28 01:19:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_clean_up [2020-10-28 01:19:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_push_back [2020-10-28 01:19:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_front [2020-10-28 01:19:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_front [2020-10-28 01:19:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_front_n [2020-10-28 01:19:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_erase [2020-10-28 01:19:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_back [2020-10-28 01:19:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2020-10-28 01:19:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_clear [2020-10-28 01:19:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_swap_contents [2020-10-28 01:19:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_capacity [2020-10-28 01:19:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2020-10-28 01:19:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2020-10-28 01:19:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2020-10-28 01:19:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_set_at [2020-10-28 01:19:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_sort [2020-10-28 01:19:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2020-10-28 01:19:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2020-10-28 01:19:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh64 [2020-10-28 01:19:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton32 [2020-10-28 01:19:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_htonf32 [2020-10-28 01:19:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_htonf64 [2020-10-28 01:19:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh32 [2020-10-28 01:19:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntohf32 [2020-10-28 01:19:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntohf64 [2020-10-28 01:19:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton24 [2020-10-28 01:19:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh24 [2020-10-28 01:19:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton16 [2020-10-28 01:19:23,346 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh16 [2020-10-28 01:19:23,346 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_reset [2020-10-28 01:19:23,347 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_empty [2020-10-28 01:19:23,347 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_is_valid [2020-10-28 01:19:23,350 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_next_is_valid [2020-10-28 01:19:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_prev_is_valid [2020-10-28 01:19:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_is_valid_deep [2020-10-28 01:19:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_init [2020-10-28 01:19:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_begin [2020-10-28 01:19:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_end [2020-10-28 01:19:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_rbegin [2020-10-28 01:19:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_rend [2020-10-28 01:19:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_next [2020-10-28 01:19:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_prev [2020-10-28 01:19:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_insert_after [2020-10-28 01:19:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_swap_nodes [2020-10-28 01:19:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_insert_before [2020-10-28 01:19:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_remove [2020-10-28 01:19:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_push_back [2020-10-28 01:19:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_back [2020-10-28 01:19:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_pop_back [2020-10-28 01:19:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_push_front [2020-10-28 01:19:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_front [2020-10-28 01:19:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_pop_front [2020-10-28 01:19:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_swap_contents [2020-10-28 01:19:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_int [2020-10-28 01:19:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2020-10-28 01:19:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_int [2020-10-28 01:19:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2020-10-28 01:19:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_exchange_int [2020-10-28 01:19:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_exchange_ptr [2020-10-28 01:19:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_compare_exchange_int [2020-10-28 01:19:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_compare_exchange_ptr [2020-10-28 01:19:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_fetch_add [2020-10-28 01:19:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_fetch_sub [2020-10-28 01:19:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_fetch_and [2020-10-28 01:19:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_fetch_or [2020-10-28 01:19:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_fetch_xor [2020-10-28 01:19:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2020-10-28 01:19:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_init_int [2020-10-28 01:19:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_init_ptr [2020-10-28 01:19:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_int_explicit [2020-10-28 01:19:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2020-10-28 01:19:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_int_explicit [2020-10-28 01:19:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2020-10-28 01:19:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_exchange_int_explicit [2020-10-28 01:19:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_exchange_ptr_explicit [2020-10-28 01:19:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_compare_exchange_int_explicit [2020-10-28 01:19:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_compare_exchange_ptr_explicit [2020-10-28 01:19:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_fetch_add_explicit [2020-10-28 01:19:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_fetch_sub_explicit [2020-10-28 01:19:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_fetch_or_explicit [2020-10-28 01:19:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_fetch_and_explicit [2020-10-28 01:19:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_fetch_xor_explicit [2020-10-28 01:19:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_thread_fence [2020-10-28 01:19:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2020-10-28 01:19:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_empty [2020-10-28 01:19:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2020-10-28 01:19:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2020-10-28 01:19:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2020-10-28 01:19:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_c_string_is_valid [2020-10-28 01:19:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_bounded [2020-10-28 01:19:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_has_allocator [2020-10-28 01:19:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member [2020-10-28 01:19:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_ring_buffer_has_allocated_members [2020-10-28 01:19:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member_in_range [2020-10-28 01:19:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member_in_ring_buf [2020-10-28 01:19:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_bounded [2020-10-28 01:19:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_cursor_has_allocated_buffer_member [2020-10-28 01:19:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2020-10-28 01:19:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2020-10-28 01:19:23,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_linked_list_is_allocated [2020-10-28 01:19:23,397 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_bounded [2020-10-28 01:19:23,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_priority_queue_has_allocated_members [2020-10-28 01:19:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_allocated_hash_table [2020-10-28 01:19:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_hash_table_has_valid_destroy_functions [2020-10-28 01:19:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_has_an_empty_slot [2020-10-28 01:19:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_has_an_empty_slot [2020-10-28 01:19:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_proof_destroy_noop [2020-10-28 01:19:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_nondet_length [2020-10-28 01:19:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2020-10-28 01:19:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated [2020-10-28 01:19:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_c_str_is_allocated [2020-10-28 01:19:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure s_can_fail_calloc_allocator [2020-10-28 01:19:23,399 INFO L138 BoogieDeclarations]: Found implementation of procedure s_can_fail_malloc_allocator [2020-10-28 01:19:23,399 INFO L138 BoogieDeclarations]: Found implementation of procedure s_can_fail_free_allocator [2020-10-28 01:19:23,399 INFO L138 BoogieDeclarations]: Found implementation of procedure s_can_fail_realloc_allocator [2020-10-28 01:19:23,404 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_calloc [2020-10-28 01:19:23,404 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2020-10-28 01:19:23,405 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2020-10-28 01:19:23,405 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_calloc [2020-10-28 01:19:23,405 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2020-10-28 01:19:23,405 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_realloc [2020-10-28 01:19:23,405 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2020-10-28 01:19:23,405 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2020-10-28 01:19:23,405 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_calloc [2020-10-28 01:19:23,405 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire_many [2020-10-28 01:19:23,406 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2020-10-28 01:19:23,406 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_realloc [2020-10-28 01:19:23,406 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_bytes_match [2020-10-28 01:19:23,406 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_all_bytes_are [2020-10-28 01:19:23,406 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_all_zeroes [2020-10-28 01:19:23,406 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2020-10-28 01:19:23,406 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2020-10-28 01:19:23,406 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_array_list_equivalence [2020-10-28 01:19:23,406 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_buf_equivalence [2020-10-28 01:19:23,407 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_cursor_equivalence [2020-10-28 01:19:23,407 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_ring_buffer_equivalence [2020-10-28 01:19:23,407 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_hash_table [2020-10-28 01:19:23,407 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hash_table_unchanged [2020-10-28 01:19:23,407 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_compare [2020-10-28 01:19:23,407 INFO L138 BoogieDeclarations]: Found implementation of procedure uninterpreted_compare [2020-10-28 01:19:23,407 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_equals [2020-10-28 01:19:23,407 INFO L138 BoogieDeclarations]: Found implementation of procedure uninterpreted_equals [2020-10-28 01:19:23,407 INFO L138 BoogieDeclarations]: Found implementation of procedure uninterpreted_equals_assert_inputs_nonnull [2020-10-28 01:19:23,407 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_hasher [2020-10-28 01:19:23,408 INFO L138 BoogieDeclarations]: Found implementation of procedure uninterpreted_hasher [2020-10-28 01:19:23,408 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error_private [2020-10-28 01:19:23,408 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_last_error [2020-10-28 01:19:23,408 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2020-10-28 01:19:23,408 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2020-10-28 01:19:23,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ___memset_chk [2020-10-28 01:19:23,408 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_init [2020-10-28 01:19:23,408 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_init_copy [2020-10-28 01:19:23,408 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2020-10-28 01:19:23,408 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2020-10-28 01:19:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_reset [2020-10-28 01:19:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_clean_up [2020-10-28 01:19:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_secure_zero [2020-10-28 01:19:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_clean_up_secure [2020-10-28 01:19:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_eq [2020-10-28 01:19:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_eq_ignore_case [2020-10-28 01:19:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_eq_c_str [2020-10-28 01:19:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_eq_c_str_ignore_case [2020-10-28 01:19:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_init_copy_from_cursor [2020-10-28 01:19:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_next_split [2020-10-28 01:19:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_split_on_char_n [2020-10-28 01:19:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_split_on_char [2020-10-28 01:19:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_cat [2020-10-28 01:19:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_eq [2020-10-28 01:19:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_eq_ignore_case [2020-10-28 01:19:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_lookup_table_to_lower_get [2020-10-28 01:19:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq_ignore_case [2020-10-28 01:19:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2020-10-28 01:19:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq_c_str_ignore_case [2020-10-28 01:19:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq_c_str [2020-10-28 01:19:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_array_ignore_case [2020-10-28 01:19:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_byte_cursor_ptr_ignore_case [2020-10-28 01:19:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_eq_byte_buf [2020-10-28 01:19:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_eq_byte_buf_ignore_case [2020-10-28 01:19:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_eq_c_str [2020-10-28 01:19:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_eq_c_str_ignore_case [2020-10-28 01:19:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_append [2020-10-28 01:19:23,411 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_append_with_lookup [2020-10-28 01:19:23,412 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_append_dynamic [2020-10-28 01:19:23,412 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_reserve [2020-10-28 01:19:23,412 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_reserve_relative [2020-10-28 01:19:23,412 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_right_trim_pred [2020-10-28 01:19:23,412 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_left_trim_pred [2020-10-28 01:19:23,412 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_trim_pred [2020-10-28 01:19:23,412 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_satisfies_pred [2020-10-28 01:19:23,412 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_compare_lexical [2020-10-28 01:19:23,412 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_compare_lookup [2020-10-28 01:19:23,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_from_c_str [2020-10-28 01:19:23,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_from_array [2020-10-28 01:19:23,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_from_empty_array [2020-10-28 01:19:23,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_from_buf [2020-10-28 01:19:23,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_from_c_str [2020-10-28 01:19:23,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_from_array [2020-10-28 01:19:23,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_nospec_mask [2020-10-28 01:19:23,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_advance [2020-10-28 01:19:23,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_advance_nospec [2020-10-28 01:19:23,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2020-10-28 01:19:23,414 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read_and_fill_buffer [2020-10-28 01:19:23,414 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read_u8 [2020-10-28 01:19:23,414 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read_be16 [2020-10-28 01:19:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read_be32 [2020-10-28 01:19:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read_float_be32 [2020-10-28 01:19:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read_float_be64 [2020-10-28 01:19:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read_be64 [2020-10-28 01:19:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_advance [2020-10-28 01:19:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2020-10-28 01:19:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write_from_whole_buffer [2020-10-28 01:19:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write_from_whole_cursor [2020-10-28 01:19:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write_u8 [2020-10-28 01:19:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write_be16 [2020-10-28 01:19:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write_be32 [2020-10-28 01:19:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write_float_be32 [2020-10-28 01:19:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write_be64 [2020-10-28 01:19:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write_float_be64 [2020-10-28 01:19:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_secure_zero [2020-10-28 01:19:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_common_library_init [2020-10-28 01:19:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_common_library_clean_up [2020-10-28 01:19:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_common_fatal_assert_library_initialized [2020-10-28 01:19:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_secure_zero_harness [2020-10-28 01:19:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 01:19:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 01:19:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 01:19:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2020-10-28 01:19:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2020-10-28 01:19:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure imaxabs [2020-10-28 01:19:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure imaxdiv [2020-10-28 01:19:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure strtoimax [2020-10-28 01:19:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure strtoumax [2020-10-28 01:19:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure wcstoimax [2020-10-28 01:19:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure wcstoumax [2020-10-28 01:19:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 01:19:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 01:19:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 01:19:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 01:19:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 01:19:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_base_pointer [2020-10-28 01:19:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-28 01:19:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 01:19:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2020-10-28 01:19:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-28 01:19:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 01:19:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2020-10-28 01:19:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-10-28 01:19:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2020-10-28 01:19:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_allocated_memory [2020-10-28 01:19:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_hasher [2020-10-28 01:19:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_equals [2020-10-28 01:19:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_compare [2020-10-28 01:19:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2020-10-28 01:19:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_uaddl_overflow [2020-10-28 01:19:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 01:19:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2020-10-28 01:19:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2020-10-28 01:19:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2020-10-28 01:19:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_int [2020-10-28 01:19:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2020-10-28 01:19:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint16_t [2020-10-28 01:19:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint32_t [2020-10-28 01:19:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2020-10-28 01:19:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint8_t [2020-10-28 01:19:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_voidp [2020-10-28 01:19:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2020-10-28 01:19:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2020-10-28 01:19:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2020-10-28 01:19:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2020-10-28 01:19:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2020-10-28 01:19:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2020-10-28 01:19:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2020-10-28 01:19:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2020-10-28 01:19:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2020-10-28 01:19:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2020-10-28 01:19:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2020-10-28 01:19:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2020-10-28 01:19:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2020-10-28 01:19:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2020-10-28 01:19:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2020-10-28 01:19:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2020-10-28 01:19:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2020-10-28 01:19:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2020-10-28 01:19:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2020-10-28 01:19:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2020-10-28 01:19:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2020-10-28 01:19:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2020-10-28 01:19:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2020-10-28 01:19:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2020-10-28 01:19:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2020-10-28 01:19:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2020-10-28 01:19:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2020-10-28 01:19:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2020-10-28 01:19:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-10-28 01:19:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2020-10-28 01:19:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2020-10-28 01:19:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2020-10-28 01:19:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2020-10-28 01:19:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2020-10-28 01:19:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2020-10-28 01:19:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2020-10-28 01:19:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2020-10-28 01:19:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2020-10-28 01:19:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 01:19:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-28 01:19:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2020-10-28 01:19:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2020-10-28 01:19:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2020-10-28 01:19:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-28 01:19:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2020-10-28 01:19:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2020-10-28 01:19:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2020-10-28 01:19:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2020-10-28 01:19:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2020-10-28 01:19:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2020-10-28 01:19:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2020-10-28 01:19:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2020-10-28 01:19:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2020-10-28 01:19:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2020-10-28 01:19:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2020-10-28 01:19:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2020-10-28 01:19:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2020-10-28 01:19:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2020-10-28 01:19:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2020-10-28 01:19:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2020-10-28 01:19:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2020-10-28 01:19:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2020-10-28 01:19:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2020-10-28 01:19:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2020-10-28 01:19:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2020-10-28 01:19:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2020-10-28 01:19:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2020-10-28 01:19:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2020-10-28 01:19:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2020-10-28 01:19:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2020-10-28 01:19:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2020-10-28 01:19:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2020-10-28 01:19:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-28 01:19:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2020-10-28 01:19:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2020-10-28 01:19:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2020-10-28 01:19:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2020-10-28 01:19:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2020-10-28 01:19:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2020-10-28 01:19:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2020-10-28 01:19:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2020-10-28 01:19:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2020-10-28 01:19:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2020-10-28 01:19:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2020-10-28 01:19:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2020-10-28 01:19:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2020-10-28 01:19:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2020-10-28 01:19:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2020-10-28 01:19:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2020-10-28 01:19:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2020-10-28 01:19:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2020-10-28 01:19:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2020-10-28 01:19:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2020-10-28 01:19:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2020-10-28 01:19:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2020-10-28 01:19:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2020-10-28 01:19:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2020-10-28 01:19:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2020-10-28 01:19:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2020-10-28 01:19:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2020-10-28 01:19:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure aws_fatal_assert [2020-10-28 01:19:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure aws_backtrace_print [2020-10-28 01:19:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-10-28 01:19:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-10-28 01:19:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-10-28 01:19:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-10-28 01:19:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-10-28 01:19:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-10-28 01:19:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-10-28 01:19:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-10-28 01:19:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-10-28 01:19:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-10-28 01:19:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-10-28 01:19:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-10-28 01:19:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-10-28 01:19:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-10-28 01:19:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-10-28 01:19:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-10-28 01:19:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-10-28 01:19:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-10-28 01:19:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2020-10-28 01:19:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2020-10-28 01:19:23,438 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2020-10-28 01:19:23,438 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-10-28 01:19:23,438 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-10-28 01:19:23,438 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-10-28 01:19:23,438 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-10-28 01:19:23,438 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-10-28 01:19:23,438 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-10-28 01:19:23,438 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-10-28 01:19:23,438 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-10-28 01:19:23,438 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-10-28 01:19:23,439 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-10-28 01:19:23,439 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-10-28 01:19:23,439 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-10-28 01:19:23,439 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-10-28 01:19:23,439 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-10-28 01:19:23,439 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-10-28 01:19:23,439 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-10-28 01:19:23,439 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-10-28 01:19:23,439 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-10-28 01:19:23,440 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-10-28 01:19:23,440 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-10-28 01:19:23,440 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-10-28 01:19:23,444 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-10-28 01:19:23,444 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-10-28 01:19:23,444 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-10-28 01:19:23,444 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-10-28 01:19:23,444 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-10-28 01:19:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-10-28 01:19:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-10-28 01:19:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-10-28 01:19:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-10-28 01:19:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-10-28 01:19:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-10-28 01:19:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-10-28 01:19:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-10-28 01:19:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 01:19:23,446 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 01:19:23,446 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-10-28 01:19:23,446 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 01:19:23,446 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-10-28 01:19:23,446 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-10-28 01:19:23,446 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-10-28 01:19:23,446 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-10-28 01:19:23,446 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-10-28 01:19:23,446 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-10-28 01:19:23,446 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-10-28 01:19:23,447 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 01:19:23,447 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-10-28 01:19:23,447 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-10-28 01:19:23,447 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-10-28 01:19:23,447 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-10-28 01:19:23,447 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-10-28 01:19:23,447 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-10-28 01:19:23,447 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-10-28 01:19:23,447 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-10-28 01:19:23,447 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-10-28 01:19:23,448 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-10-28 01:19:23,448 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-10-28 01:19:23,448 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-10-28 01:19:23,448 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-10-28 01:19:23,448 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-10-28 01:19:23,448 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-10-28 01:19:23,448 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-10-28 01:19:23,448 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-10-28 01:19:23,448 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-10-28 01:19:23,449 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-10-28 01:19:23,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-10-28 01:19:23,449 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-10-28 01:19:23,449 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-10-28 01:19:23,449 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-10-28 01:19:23,449 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-10-28 01:19:23,449 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-10-28 01:19:23,449 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-10-28 01:19:23,449 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-10-28 01:19:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-10-28 01:19:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-10-28 01:19:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-10-28 01:19:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-10-28 01:19:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-10-28 01:19:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-10-28 01:19:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-10-28 01:19:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-10-28 01:19:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-10-28 01:19:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-10-28 01:19:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-10-28 01:19:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-10-28 01:19:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2020-10-28 01:19:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure aws_default_allocator [2020-10-28 01:19:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2020-10-28 01:19:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_calloc [2020-10-28 01:19:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire_many [2020-10-28 01:19:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2020-10-28 01:19:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_realloc [2020-10-28 01:19:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure aws_last_error [2020-10-28 01:19:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure aws_error_str [2020-10-28 01:19:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure aws_error_name [2020-10-28 01:19:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure aws_error_lib_name [2020-10-28 01:19:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure aws_error_debug_str [2020-10-28 01:19:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error_private [2020-10-28 01:19:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2020-10-28 01:19:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure aws_reset_error [2020-10-28 01:19:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure aws_restore_error [2020-10-28 01:19:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure aws_set_global_error_handler_fn [2020-10-28 01:19:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure aws_set_thread_local_error_handler_fn [2020-10-28 01:19:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure aws_register_error_info [2020-10-28 01:19:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure aws_unregister_error_info [2020-10-28 01:19:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure aws_translate_and_raise_io_error [2020-10-28 01:19:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 01:19:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2020-10-28 01:19:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure memccpy [2020-10-28 01:19:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2020-10-28 01:19:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-28 01:19:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2020-10-28 01:19:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2020-10-28 01:19:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2020-10-28 01:19:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2020-10-28 01:19:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure strncat [2020-10-28 01:19:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2020-10-28 01:19:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2020-10-28 01:19:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll [2020-10-28 01:19:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm [2020-10-28 01:19:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll_l [2020-10-28 01:19:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm_l [2020-10-28 01:19:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure strdup [2020-10-28 01:19:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure strndup [2020-10-28 01:19:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2020-10-28 01:19:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2020-10-28 01:19:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2020-10-28 01:19:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure strspn [2020-10-28 01:19:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure strpbrk [2020-10-28 01:19:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2020-10-28 01:19:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure strtok [2020-10-28 01:19:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure __strtok_r [2020-10-28 01:19:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure strtok_r [2020-10-28 01:19:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-28 01:19:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2020-10-28 01:19:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2020-10-28 01:19:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_r [2020-10-28 01:19:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_l [2020-10-28 01:19:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure bcmp [2020-10-28 01:19:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure bcopy [2020-10-28 01:19:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure bzero [2020-10-28 01:19:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure index [2020-10-28 01:19:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure rindex [2020-10-28 01:19:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2020-10-28 01:19:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure ffsl [2020-10-28 01:19:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure ffsll [2020-10-28 01:19:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2020-10-28 01:19:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp [2020-10-28 01:19:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp_l [2020-10-28 01:19:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp_l [2020-10-28 01:19:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure explicit_bzero [2020-10-28 01:19:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2020-10-28 01:19:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure strsignal [2020-10-28 01:19:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure __stpcpy [2020-10-28 01:19:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure stpcpy [2020-10-28 01:19:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure __stpncpy [2020-10-28 01:19:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure stpncpy [2020-10-28 01:19:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2020-10-28 01:19:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure aws_secure_zero [2020-10-28 01:19:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 01:19:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure aws_common_library_init [2020-10-28 01:19:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure aws_common_library_clean_up [2020-10-28 01:19:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure aws_common_fatal_assert_library_initialized [2020-10-28 01:19:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_u64_saturating [2020-10-28 01:19:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_u64_checked [2020-10-28 01:19:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_u32_saturating [2020-10-28 01:19:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_u32_checked [2020-10-28 01:19:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_u64_saturating [2020-10-28 01:19:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_u64_checked [2020-10-28 01:19:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_u32_saturating [2020-10-28 01:19:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_u32_checked [2020-10-28 01:19:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_saturating [2020-10-28 01:19:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2020-10-28 01:19:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_saturating [2020-10-28 01:19:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2020-10-28 01:19:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked_varargs [2020-10-28 01:19:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2020-10-28 01:19:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure aws_round_up_to_power_of_two [2020-10-28 01:19:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 01:19:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_init_dynamic [2020-10-28 01:19:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_init_static [2020-10-28 01:19:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2020-10-28 01:19:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_clean_up [2020-10-28 01:19:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_push_back [2020-10-28 01:19:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_front [2020-10-28 01:19:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_front [2020-10-28 01:19:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_front_n [2020-10-28 01:19:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_erase [2020-10-28 01:19:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_back [2020-10-28 01:19:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2020-10-28 01:19:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_clear [2020-10-28 01:19:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_shrink_to_fit [2020-10-28 01:19:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_copy [2020-10-28 01:19:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_swap_contents [2020-10-28 01:19:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_capacity [2020-10-28 01:19:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2020-10-28 01:19:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2020-10-28 01:19:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2020-10-28 01:19:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_ensure_capacity [2020-10-28 01:19:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_set_at [2020-10-28 01:19:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_swap [2020-10-28 01:19:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_sort [2020-10-28 01:19:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 01:19:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 01:19:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 01:19:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_debug_print [2020-10-28 01:19:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 01:19:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2020-10-28 01:19:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 01:19:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2020-10-28 01:19:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2020-10-28 01:19:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh64 [2020-10-28 01:19:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton32 [2020-10-28 01:19:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure aws_htonf32 [2020-10-28 01:19:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure aws_htonf64 [2020-10-28 01:19:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh32 [2020-10-28 01:19:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntohf32 [2020-10-28 01:19:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntohf64 [2020-10-28 01:19:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton24 [2020-10-28 01:19:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh24 [2020-10-28 01:19:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton16 [2020-10-28 01:19:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh16 [2020-10-28 01:19:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure __cmsg_nxthdr [2020-10-28 01:19:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure socket [2020-10-28 01:19:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure socketpair [2020-10-28 01:19:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure bind [2020-10-28 01:19:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure getsockname [2020-10-28 01:19:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure connect [2020-10-28 01:19:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure getpeername [2020-10-28 01:19:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure send [2020-10-28 01:19:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure recv [2020-10-28 01:19:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure sendto [2020-10-28 01:19:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure recvfrom [2020-10-28 01:19:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure sendmsg [2020-10-28 01:19:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure recvmsg [2020-10-28 01:19:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure getsockopt [2020-10-28 01:19:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure setsockopt [2020-10-28 01:19:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure listen [2020-10-28 01:19:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure accept [2020-10-28 01:19:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure shutdown [2020-10-28 01:19:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure sockatmark [2020-10-28 01:19:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure isfdtype [2020-10-28 01:19:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure ntohl [2020-10-28 01:19:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure ntohs [2020-10-28 01:19:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure htonl [2020-10-28 01:19:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure htons [2020-10-28 01:19:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure bindresvport [2020-10-28 01:19:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure bindresvport6 [2020-10-28 01:19:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-10-28 01:19:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-10-28 01:19:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2020-10-28 01:19:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq_ignore_case [2020-10-28 01:19:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq_c_str [2020-10-28 01:19:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq_c_str_ignore_case [2020-10-28 01:19:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_init [2020-10-28 01:19:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_init_copy [2020-10-28 01:19:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2020-10-28 01:19:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2020-10-28 01:19:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_init_copy_from_cursor [2020-10-28 01:19:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_clean_up [2020-10-28 01:19:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_clean_up_secure [2020-10-28 01:19:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_reset [2020-10-28 01:19:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_secure_zero [2020-10-28 01:19:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_eq [2020-10-28 01:19:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_eq_ignore_case [2020-10-28 01:19:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_eq_c_str [2020-10-28 01:19:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_eq_c_str_ignore_case [2020-10-28 01:19:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_next_split [2020-10-28 01:19:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_split_on_char [2020-10-28 01:19:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_split_on_char_n [2020-10-28 01:19:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_right_trim_pred [2020-10-28 01:19:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_left_trim_pred [2020-10-28 01:19:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_trim_pred [2020-10-28 01:19:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_satisfies_pred [2020-10-28 01:19:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_append [2020-10-28 01:19:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_append_with_lookup [2020-10-28 01:19:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_append_dynamic [2020-10-28 01:19:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_reserve [2020-10-28 01:19:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_reserve_relative [2020-10-28 01:19:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_cat [2020-10-28 01:19:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_eq [2020-10-28 01:19:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_eq_ignore_case [2020-10-28 01:19:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_eq_byte_buf [2020-10-28 01:19:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_eq_byte_buf_ignore_case [2020-10-28 01:19:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_eq_c_str [2020-10-28 01:19:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_eq_c_str_ignore_case [2020-10-28 01:19:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_array_ignore_case [2020-10-28 01:19:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_byte_cursor_ptr_ignore_case [2020-10-28 01:19:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure aws_lookup_table_to_lower_get [2020-10-28 01:19:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_compare_lexical [2020-10-28 01:19:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_compare_lookup [2020-10-28 01:19:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_from_c_str [2020-10-28 01:19:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_from_array [2020-10-28 01:19:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_from_empty_array [2020-10-28 01:19:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_from_buf [2020-10-28 01:19:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_from_c_str [2020-10-28 01:19:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_from_array [2020-10-28 01:19:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_advance [2020-10-28 01:19:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_advance_nospec [2020-10-28 01:19:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2020-10-28 01:19:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read_and_fill_buffer [2020-10-28 01:19:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read_u8 [2020-10-28 01:19:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read_be16 [2020-10-28 01:19:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read_be32 [2020-10-28 01:19:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read_float_be32 [2020-10-28 01:19:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read_float_be64 [2020-10-28 01:19:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read_be64 [2020-10-28 01:19:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_advance [2020-10-28 01:19:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2020-10-28 01:19:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write_from_whole_buffer [2020-10-28 01:19:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write_from_whole_cursor [2020-10-28 01:19:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write_u8 [2020-10-28 01:19:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write_be16 [2020-10-28 01:19:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write_be32 [2020-10-28 01:19:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write_float_be32 [2020-10-28 01:19:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write_be64 [2020-10-28 01:19:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write_float_be64 [2020-10-28 01:19:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_reset [2020-10-28 01:19:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_empty [2020-10-28 01:19:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_is_valid [2020-10-28 01:19:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_next_is_valid [2020-10-28 01:19:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_prev_is_valid [2020-10-28 01:19:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_is_valid_deep [2020-10-28 01:19:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_init [2020-10-28 01:19:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_begin [2020-10-28 01:19:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_end [2020-10-28 01:19:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_rbegin [2020-10-28 01:19:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_rend [2020-10-28 01:19:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_next [2020-10-28 01:19:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_prev [2020-10-28 01:19:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_insert_after [2020-10-28 01:19:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_swap_nodes [2020-10-28 01:19:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_insert_before [2020-10-28 01:19:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_remove [2020-10-28 01:19:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_push_back [2020-10-28 01:19:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_back [2020-10-28 01:19:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_pop_back [2020-10-28 01:19:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_push_front [2020-10-28 01:19:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_front [2020-10-28 01:19:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_pop_front [2020-10-28 01:19:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_swap_contents [2020-10-28 01:19:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_init_dynamic [2020-10-28 01:19:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_init_static [2020-10-28 01:19:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2020-10-28 01:19:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointers_valid_deep [2020-10-28 01:19:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointers_valid [2020-10-28 01:19:23,478 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2020-10-28 01:19:23,478 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_clean_up [2020-10-28 01:19:23,478 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_push [2020-10-28 01:19:23,478 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_push_ref [2020-10-28 01:19:23,478 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_pop [2020-10-28 01:19:23,478 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_remove [2020-10-28 01:19:23,478 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_top [2020-10-28 01:19:23,478 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_size [2020-10-28 01:19:23,478 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_capacity [2020-10-28 01:19:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_init [2020-10-28 01:19:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_clean_up [2020-10-28 01:19:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_swap [2020-10-28 01:19:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_move [2020-10-28 01:19:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_get_entry_count [2020-10-28 01:19:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_begin [2020-10-28 01:19:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_done [2020-10-28 01:19:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_next [2020-10-28 01:19:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_delete [2020-10-28 01:19:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_find [2020-10-28 01:19:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_create [2020-10-28 01:19:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_put [2020-10-28 01:19:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_remove [2020-10-28 01:19:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_remove_element [2020-10-28 01:19:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_foreach [2020-10-28 01:19:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_eq [2020-10-28 01:19:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_clear [2020-10-28 01:19:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_c_string [2020-10-28 01:19:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_string [2020-10-28 01:19:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_byte_cursor_ptr [2020-10-28 01:19:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_ptr [2020-10-28 01:19:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_callback_c_str_eq [2020-10-28 01:19:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_callback_string_eq [2020-10-28 01:19:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_callback_string_destroy [2020-10-28 01:19:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ptr_eq [2020-10-28 01:19:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2020-10-28 01:19:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2020-10-28 01:19:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2020-10-28 01:19:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2020-10-28 01:19:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_init_int [2020-10-28 01:19:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_init_ptr [2020-10-28 01:19:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_int_explicit [2020-10-28 01:19:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_int [2020-10-28 01:19:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2020-10-28 01:19:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2020-10-28 01:19:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_int_explicit [2020-10-28 01:19:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_int [2020-10-28 01:19:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2020-10-28 01:19:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2020-10-28 01:19:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_exchange_int_explicit [2020-10-28 01:19:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_exchange_int [2020-10-28 01:19:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_exchange_ptr_explicit [2020-10-28 01:19:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_exchange_ptr [2020-10-28 01:19:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_compare_exchange_int_explicit [2020-10-28 01:19:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_compare_exchange_int [2020-10-28 01:19:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_compare_exchange_ptr_explicit [2020-10-28 01:19:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_compare_exchange_ptr [2020-10-28 01:19:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_fetch_add_explicit [2020-10-28 01:19:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_fetch_sub_explicit [2020-10-28 01:19:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_fetch_or_explicit [2020-10-28 01:19:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_fetch_and_explicit [2020-10-28 01:19:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_fetch_xor_explicit [2020-10-28 01:19:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_fetch_add [2020-10-28 01:19:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_fetch_sub [2020-10-28 01:19:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_fetch_and [2020-10-28 01:19:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_fetch_or [2020-10-28 01:19:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_fetch_xor [2020-10-28 01:19:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_thread_fence [2020-10-28 01:19:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2020-10-28 01:19:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2020-10-28 01:19:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_store_n [2020-10-28 01:19:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_exchange_n [2020-10-28 01:19:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_compare_exchange_n [2020-10-28 01:19:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_fetch_add [2020-10-28 01:19:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_fetch_sub [2020-10-28 01:19:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_fetch_or [2020-10-28 01:19:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_fetch_and [2020-10-28 01:19:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_fetch_xor [2020-10-28 01:19:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_thread_fence [2020-10-28 01:19:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_init [2020-10-28 01:19:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2020-10-28 01:19:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_empty [2020-10-28 01:19:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2020-10-28 01:19:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_clean_up [2020-10-28 01:19:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_acquire [2020-10-28 01:19:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_acquire_up_to [2020-10-28 01:19:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_release [2020-10-28 01:19:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_buf_belongs_to_pool [2020-10-28 01:19:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_eq [2020-10-28 01:19:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_eq_ignore_case [2020-10-28 01:19:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_eq_byte_cursor [2020-10-28 01:19:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_eq_byte_cursor_ignore_case [2020-10-28 01:19:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_eq_byte_buf [2020-10-28 01:19:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_eq_byte_buf_ignore_case [2020-10-28 01:19:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_eq_c_str [2020-10-28 01:19:23,488 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_eq_c_str_ignore_case [2020-10-28 01:19:23,488 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_c_str [2020-10-28 01:19:23,488 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_array [2020-10-28 01:19:23,488 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_string [2020-10-28 01:19:23,488 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_destroy [2020-10-28 01:19:23,488 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_destroy_secure [2020-10-28 01:19:23,488 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_compare [2020-10-28 01:19:23,488 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_comparator_string [2020-10-28 01:19:23,488 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write_from_whole_string [2020-10-28 01:19:23,488 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_from_string [2020-10-28 01:19:23,489 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_clone_or_reuse [2020-10-28 01:19:23,489 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2020-10-28 01:19:23,489 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2020-10-28 01:19:23,489 INFO L130 BoogieDeclarations]: Found specification of procedure aws_c_string_is_valid [2020-10-28 01:19:23,489 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_calloc [2020-10-28 01:19:23,489 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2020-10-28 01:19:23,489 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2020-10-28 01:19:23,489 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_calloc [2020-10-28 01:19:23,489 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2020-10-28 01:19:23,489 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_realloc [2020-10-28 01:19:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure assert_bytes_match [2020-10-28 01:19:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure assert_all_bytes_are [2020-10-28 01:19:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure assert_all_zeroes [2020-10-28 01:19:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2020-10-28 01:19:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2020-10-28 01:19:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure assert_array_list_equivalence [2020-10-28 01:19:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_cursor_equivalence [2020-10-28 01:19:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure assert_ring_buffer_equivalence [2020-10-28 01:19:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_buf_equivalence [2020-10-28 01:19:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_hash_table [2020-10-28 01:19:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure check_hash_table_unchanged [2020-10-28 01:19:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_compare [2020-10-28 01:19:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure uninterpreted_compare [2020-10-28 01:19:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_equals [2020-10-28 01:19:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure uninterpreted_equals [2020-10-28 01:19:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure uninterpreted_equals_assert_inputs_nonnull [2020-10-28 01:19:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_hasher [2020-10-28 01:19:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure uninterpreted_hasher [2020-10-28 01:19:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure uninterpreted_predicate_fn [2020-10-28 01:19:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_bounded [2020-10-28 01:19:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_has_allocator [2020-10-28 01:19:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member [2020-10-28 01:19:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_ring_buffer_has_allocated_members [2020-10-28 01:19:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_bounded [2020-10-28 01:19:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member_in_ring_buf [2020-10-28 01:19:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_cursor_has_allocated_buffer_member [2020-10-28 01:19:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2020-10-28 01:19:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2020-10-28 01:19:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_linked_list_is_allocated [2020-10-28 01:19:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_bounded [2020-10-28 01:19:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_priority_queue_has_allocated_members [2020-10-28 01:19:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_allocated_hash_table [2020-10-28 01:19:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_hash_table_has_valid_destroy_functions [2020-10-28 01:19:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_has_an_empty_slot [2020-10-28 01:19:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_has_an_empty_slot [2020-10-28 01:19:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure hash_proof_destroy_noop [2020-10-28 01:19:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_nondet_length [2020-10-28 01:19:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2020-10-28 01:19:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated [2020-10-28 01:19:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_c_str_is_allocated [2020-10-28 01:19:23,494 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member_in_range [2020-10-28 01:19:23,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 01:19:23,494 INFO L130 BoogieDeclarations]: Found specification of procedure s_can_fail_calloc_allocator [2020-10-28 01:19:23,494 INFO L130 BoogieDeclarations]: Found specification of procedure s_can_fail_malloc_allocator [2020-10-28 01:19:23,494 INFO L130 BoogieDeclarations]: Found specification of procedure s_can_fail_free_allocator [2020-10-28 01:19:23,494 INFO L130 BoogieDeclarations]: Found specification of procedure s_can_fail_realloc_allocator [2020-10-28 01:19:23,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 01:19:23,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2020-10-28 01:19:23,494 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_va_copy [2020-10-28 01:19:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2020-10-28 01:19:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure ___memset_chk [2020-10-28 01:19:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure aws_nospec_mask [2020-10-28 01:19:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~uint8_t~0~TO~int [2020-10-28 01:19:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure aws_logger_set [2020-10-28 01:19:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure aws_logger_get [2020-10-28 01:19:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure aws_logger_clean_up [2020-10-28 01:19:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure aws_log_level_to_string [2020-10-28 01:19:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure aws_log_subject_name [2020-10-28 01:19:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure aws_register_log_subject_info_list [2020-10-28 01:19:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure aws_unregister_log_subject_info_list [2020-10-28 01:19:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure aws_logger_init_standard [2020-10-28 01:19:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure aws_logger_init_from_external [2020-10-28 01:19:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_secure_zero_harness [2020-10-28 01:19:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 01:19:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 01:19:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 01:19:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 01:19:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 01:19:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2020-10-28 01:19:23,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real [2020-10-28 01:19:23,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 01:19:23,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 01:19:40,396 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 01:19:40,396 INFO L298 CfgBuilder]: Removed 50 assume(true) statements. [2020-10-28 01:19:40,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 01:19:40 BoogieIcfgContainer [2020-10-28 01:19:40,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 01:19:40,406 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 01:19:40,406 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 01:19:40,410 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 01:19:40,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 01:19:18" (1/3) ... [2020-10-28 01:19:40,411 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29472a73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 01:19:40, skipping insertion in model container [2020-10-28 01:19:40,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:19:22" (2/3) ... [2020-10-28 01:19:40,411 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29472a73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 01:19:40, skipping insertion in model container [2020-10-28 01:19:40,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 01:19:40" (3/3) ... [2020-10-28 01:19:40,413 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_secure_zero_harness.i [2020-10-28 01:19:40,426 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 01:19:40,437 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 01:19:40,450 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 01:19:40,494 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 01:19:40,494 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 01:19:40,494 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 01:19:40,494 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 01:19:40,494 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 01:19:40,494 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 01:19:40,494 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 01:19:40,494 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 01:19:40,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states. [2020-10-28 01:19:40,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-10-28 01:19:40,574 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:19:40,575 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:19:40,576 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:19:40,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:19:40,582 INFO L82 PathProgramCache]: Analyzing trace with hash -1532649333, now seen corresponding path program 1 times [2020-10-28 01:19:40,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:19:40,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [181747145] [2020-10-28 01:19:40,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:19:41,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:19:41,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:42,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:42,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:42,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:46,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:19:46,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-28 01:19:46,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 01:19:46,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5228 [2020-10-28 01:19:46,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:19:46,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:19:46,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-28 01:19:46,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:19:46,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 01:19:55,627 WARN L193 SmtUtils]: Spent 8.65 s on a formula simplification that was a NOOP. DAG size: 1219 [2020-10-28 01:19:55,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:19:55,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:19:55,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:58,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:19:58,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:19:58,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:19:58,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2940 [2020-10-28 01:19:58,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:19:58,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:19:58,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:19:58,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:19:58,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:19:58,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 01:19:58,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:19:58,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:58,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:19:58,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:19:58,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:19:58,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 01:19:58,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:19:58,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:19:58,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:19:58,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:19:58,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:19:58,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 01:19:58,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:19:58,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:58,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:58,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:19:58,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:19:58,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:19:58,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 01:19:58,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:19:58,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:19:58,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 01:19:58,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:19:58,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:19:58,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 01:19:58,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:19:58,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:58,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:58,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:19:58,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 01:19:58,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:19:58,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-28 01:19:58,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:19:58,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:19:58,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-28 01:19:58,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:19:58,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:19:58,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:19:58,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:19:58,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:58,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:19:58,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:19:58,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:19:58,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 01:19:58,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:19:58,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:19:58,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:19:58,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:19:58,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:19:59,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 01:19:59,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:19:59,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:59,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:19:59,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 01:19:59,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:19:59,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 01:19:59,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:19:59,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:19:59,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:19:59,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:19:59,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:19:59,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:19:59,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:19:59,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:59,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:19:59,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:19:59,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:19:59,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 01:19:59,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:19:59,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:19:59,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 01:19:59,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:19:59,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-28 01:19:59,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 01:19:59,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:19:59,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:59,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:19:59,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:19:59,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:19:59,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 01:19:59,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:19:59,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:19:59,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:19:59,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:19:59,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:19:59,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 01:19:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:19:59,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:59,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:19:59,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:19:59,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:19:59,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 01:19:59,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:19:59,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:19:59,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 01:19:59,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:19:59,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:19:59,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-28 01:19:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:19:59,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:59,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:19:59,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:19:59,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:19:59,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 01:19:59,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:19:59,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:19:59,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:19:59,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:19:59,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:19:59,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-28 01:19:59,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:19:59,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:59,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:59,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:19:59,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:19:59,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:19:59,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 01:19:59,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:19:59,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:19:59,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:19:59,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:19:59,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:19:59,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 01:19:59,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:19:59,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:19:59,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:19:59,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:19:59,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:19:59,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 01:19:59,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:19:59,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:19:59,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:19:59,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:19:59,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:19:59,353 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-28 01:19:59,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [181747145] [2020-10-28 01:19:59,355 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 01:19:59,356 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-28 01:19:59,356 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127182336] [2020-10-28 01:19:59,363 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 01:19:59,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:19:59,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 01:19:59,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 01:19:59,380 INFO L87 Difference]: Start difference. First operand 2432 states. Second operand 5 states. [2020-10-28 01:20:08,177 WARN L193 SmtUtils]: Spent 8.74 s on a formula simplification that was a NOOP. DAG size: 1231 [2020-10-28 01:20:13,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:20:13,813 INFO L93 Difference]: Finished difference Result 261 states and 331 transitions. [2020-10-28 01:20:13,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 01:20:13,817 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 77 [2020-10-28 01:20:13,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:20:13,828 INFO L225 Difference]: With dead ends: 261 [2020-10-28 01:20:13,829 INFO L226 Difference]: Without dead ends: 133 [2020-10-28 01:20:13,833 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 17.5s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2020-10-28 01:20:13,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-10-28 01:20:14,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 121. [2020-10-28 01:20:14,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-10-28 01:20:14,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 143 transitions. [2020-10-28 01:20:14,054 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 143 transitions. Word has length 77 [2020-10-28 01:20:14,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:20:14,055 INFO L481 AbstractCegarLoop]: Abstraction has 121 states and 143 transitions. [2020-10-28 01:20:14,055 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 01:20:14,055 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 143 transitions. [2020-10-28 01:20:14,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-10-28 01:20:14,059 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:20:14,059 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:20:14,060 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 01:20:14,060 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:20:14,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:20:14,061 INFO L82 PathProgramCache]: Analyzing trace with hash -534628213, now seen corresponding path program 1 times [2020-10-28 01:20:14,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:20:14,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1159754910] [2020-10-28 01:20:14,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:20:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:20:14,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:20:14,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:20:15,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:20:20,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:20:20,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-28 01:20:20,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 01:20:20,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6623 [2020-10-28 01:20:20,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:20:20,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 01:20:20,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-28 01:20:20,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 01:20:20,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:20:29,747 WARN L193 SmtUtils]: Spent 8.57 s on a formula simplification that was a NOOP. DAG size: 1219 [2020-10-28 01:20:29,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:20:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:20:29,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:20:32,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:20:32,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:20:32,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:20:32,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2507 [2020-10-28 01:20:32,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:20:32,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:20:32,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:20:32,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:20:32,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:20:32,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 01:20:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:20:32,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:20:32,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:20:32,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:20:32,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:20:32,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 01:20:32,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:20:32,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:20:32,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:20:32,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:20:32,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:20:32,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 01:20:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:20:32,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:20:32,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:20:32,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:20:32,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:20:32,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:20:32,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:20:32,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:20:32,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:20:32,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:20:32,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:20:32,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 01:20:32,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:20:32,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:20:32,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:20:32,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 01:20:32,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:20:32,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 01:20:32,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:20:32,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:20:32,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:20:32,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:20:32,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:20:32,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:20:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:20:32,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:20:32,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:20:32,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:20:32,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:20:32,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:20:32,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:20:32,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:20:32,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:20:32,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:20:32,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:20:32,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 01:20:32,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:20:32,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:20:32,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:20:32,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 01:20:32,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:20:32,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 01:20:32,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:20:32,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:20:32,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:20:32,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:20:32,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:20:32,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:20:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:20:32,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:20:32,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:20:32,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:20:32,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:20:32,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:20:32,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:20:32,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:20:32,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:20:32,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:20:32,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:20:32,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 01:20:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:20:32,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:20:32,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:20:32,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:20:32,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:20:32,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 01:20:32,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:20:32,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:20:32,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:20:32,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:20:32,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:20:32,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 01:20:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:20:32,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:20:32,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:20:32,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:20:32,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:20:32,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:20:32,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:20:32,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:20:32,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:20:32,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:20:32,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:20:32,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-28 01:20:32,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:20:32,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:20:32,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:20:32,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:20:32,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:20:32,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-28 01:20:32,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:20:32,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:20:32,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:20:32,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:20:32,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:20:32,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-28 01:20:32,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:20:32,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:20:32,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:20:32,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:20:32,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:20:32,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 01:20:32,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:20:32,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:20:32,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 01:20:32,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:20:32,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 01:20:32,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 01:20:32,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:20:32,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:20:32,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:20:32,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:20:32,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:20:32,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 01:20:32,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:20:32,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:20:32,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:20:32,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:20:32,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:20:33,036 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-28 01:20:33,036 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1159754910] [2020-10-28 01:20:33,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 01:20:33,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 01:20:33,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529449778] [2020-10-28 01:20:33,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:20:33,039 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:20:33,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:20:33,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:20:33,040 INFO L87 Difference]: Start difference. First operand 121 states and 143 transitions. Second operand 10 states. [2020-10-28 01:20:41,830 WARN L193 SmtUtils]: Spent 8.72 s on a formula simplification that was a NOOP. DAG size: 1231 [2020-10-28 01:20:53,213 WARN L193 SmtUtils]: Spent 8.84 s on a formula simplification that was a NOOP. DAG size: 1234 [2020-10-28 01:21:02,288 WARN L193 SmtUtils]: Spent 8.96 s on a formula simplification that was a NOOP. DAG size: 1240 [2020-10-28 01:21:11,684 WARN L193 SmtUtils]: Spent 8.84 s on a formula simplification that was a NOOP. DAG size: 1238 [2020-10-28 01:21:20,944 WARN L193 SmtUtils]: Spent 8.76 s on a formula simplification that was a NOOP. DAG size: 1233 [2020-10-28 01:21:29,875 WARN L193 SmtUtils]: Spent 8.83 s on a formula simplification that was a NOOP. DAG size: 1235 [2020-10-28 01:21:39,353 WARN L193 SmtUtils]: Spent 8.79 s on a formula simplification that was a NOOP. DAG size: 1235 [2020-10-28 01:21:42,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:21:42,156 INFO L93 Difference]: Finished difference Result 218 states and 260 transitions. [2020-10-28 01:21:42,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 01:21:42,157 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 77 [2020-10-28 01:21:42,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:21:42,161 INFO L225 Difference]: With dead ends: 218 [2020-10-28 01:21:42,162 INFO L226 Difference]: Without dead ends: 138 [2020-10-28 01:21:42,164 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 71.0s TimeCoverageRelationStatistics Valid=69, Invalid=203, Unknown=0, NotChecked=0, Total=272 [2020-10-28 01:21:42,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-10-28 01:21:42,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 124. [2020-10-28 01:21:42,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-10-28 01:21:42,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 148 transitions. [2020-10-28 01:21:42,327 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 148 transitions. Word has length 77 [2020-10-28 01:21:42,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:21:42,328 INFO L481 AbstractCegarLoop]: Abstraction has 124 states and 148 transitions. [2020-10-28 01:21:42,328 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:21:42,329 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 148 transitions. [2020-10-28 01:21:42,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-10-28 01:21:42,337 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:21:42,338 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:21:42,338 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 01:21:42,338 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:21:42,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:21:42,339 INFO L82 PathProgramCache]: Analyzing trace with hash -1955975136, now seen corresponding path program 1 times [2020-10-28 01:21:42,340 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:21:42,340 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1959540566] [2020-10-28 01:21:42,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:21:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:21:42,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:21:42,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:21:43,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:21:46,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:21:53,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:21:53,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 119 [2020-10-28 01:21:53,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 01:21:53,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10797 [2020-10-28 01:21:53,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:21:53,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 01:21:53,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-28 01:21:53,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 01:21:53,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:22:02,227 WARN L193 SmtUtils]: Spent 8.69 s on a formula simplification that was a NOOP. DAG size: 1219 [2020-10-28 01:22:02,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:22:02,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:22:02,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:22:04,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:22:04,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:22:04,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:22:04,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2301 [2020-10-28 01:22:04,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:22:04,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:22:04,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:22:04,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:22:04,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:22:04,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 01:22:04,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:22:04,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:22:04,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:22:04,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:22:04,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:22:04,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-28 01:22:04,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:22:04,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:22:04,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:22:04,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:22:04,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:22:04,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 01:22:04,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:22:04,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:22:04,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:22:04,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:22:04,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:22:04,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:22:04,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:22:04,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:22:04,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:22:04,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:22:04,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:22:04,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 01:22:04,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:22:04,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:22:04,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:22:04,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 01:22:04,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:22:04,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 01:22:04,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:22:04,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:22:04,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:22:04,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:22:04,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:22:04,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:22:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:22:04,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:22:04,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:22:04,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:22:04,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:22:04,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:22:04,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:22:04,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:22:04,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:22:04,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:22:04,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:22:04,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 01:22:04,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:22:04,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:22:04,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:22:04,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 01:22:04,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:22:04,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 01:22:04,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:22:04,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:22:04,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:22:04,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:22:04,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:22:05,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:22:05,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:22:05,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:22:05,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:22:05,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:22:05,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:22:05,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:22:05,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:22:05,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:22:05,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:22:05,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:22:05,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:22:05,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 01:22:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:22:05,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:22:05,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:22:05,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:22:05,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:22:05,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-28 01:22:05,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:22:05,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:22:05,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:22:05,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:22:05,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:22:05,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 01:22:05,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:22:05,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:22:05,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:22:05,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:22:05,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:22:05,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 01:22:05,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:22:05,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:22:05,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 01:22:05,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:22:05,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:22:05,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-28 01:22:05,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:22:05,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:22:05,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:22:05,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 01:22:05,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:22:05,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 01:22:05,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:22:05,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:22:05,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-28 01:22:05,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:22:05,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:22:05,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:22:05,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:22:05,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:22:05,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:22:05,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:22:05,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:22:05,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:22:05,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:22:05,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:22:05,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:22:05,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:22:05,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:22:05,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-28 01:22:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:22:05,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:22:05,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:22:05,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:22:05,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:22:05,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:22:05,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:22:05,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:22:05,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:22:05,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:22:05,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:22:05,486 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-28 01:22:05,487 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1959540566] [2020-10-28 01:22:05,487 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 01:22:05,487 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 01:22:05,488 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292775382] [2020-10-28 01:22:05,489 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:22:05,489 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:22:05,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:22:05,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:22:05,490 INFO L87 Difference]: Start difference. First operand 124 states and 148 transitions. Second operand 10 states. [2020-10-28 01:22:14,237 WARN L193 SmtUtils]: Spent 8.66 s on a formula simplification that was a NOOP. DAG size: 1231 [2020-10-28 01:22:25,946 WARN L193 SmtUtils]: Spent 9.16 s on a formula simplification that was a NOOP. DAG size: 1246 [2020-10-28 01:22:35,365 WARN L193 SmtUtils]: Spent 9.34 s on a formula simplification that was a NOOP. DAG size: 1250 [2020-10-28 01:22:44,785 WARN L193 SmtUtils]: Spent 8.85 s on a formula simplification that was a NOOP. DAG size: 1238 [2020-10-28 01:22:53,963 WARN L193 SmtUtils]: Spent 8.72 s on a formula simplification that was a NOOP. DAG size: 1233 [2020-10-28 01:23:02,875 WARN L193 SmtUtils]: Spent 8.78 s on a formula simplification that was a NOOP. DAG size: 1235 [2020-10-28 01:23:06,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:23:06,140 INFO L93 Difference]: Finished difference Result 226 states and 270 transitions. [2020-10-28 01:23:06,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 01:23:06,141 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 83 [2020-10-28 01:23:06,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:23:06,144 INFO L225 Difference]: With dead ends: 226 [2020-10-28 01:23:06,145 INFO L226 Difference]: Without dead ends: 138 [2020-10-28 01:23:06,146 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 62.9s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2020-10-28 01:23:06,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-10-28 01:23:06,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 124. [2020-10-28 01:23:06,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-10-28 01:23:06,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 147 transitions. [2020-10-28 01:23:06,285 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 147 transitions. Word has length 83 [2020-10-28 01:23:06,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:23:06,286 INFO L481 AbstractCegarLoop]: Abstraction has 124 states and 147 transitions. [2020-10-28 01:23:06,286 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:23:06,286 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 147 transitions. [2020-10-28 01:23:06,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-28 01:23:06,288 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:23:06,288 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:23:06,288 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 01:23:06,288 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:23:06,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:23:06,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1367127989, now seen corresponding path program 2 times [2020-10-28 01:23:06,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:23:06,289 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [906902974] [2020-10-28 01:23:06,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:23:06,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:23:06,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking...