/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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 --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_from_empty_array_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 18:04:59,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 18:04:59,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 18:04:59,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 18:04:59,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 18:04:59,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 18:04:59,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 18:04:59,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 18:04:59,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 18:04:59,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 18:04:59,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 18:04:59,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 18:04:59,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 18:04:59,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 18:04:59,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 18:04:59,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 18:04:59,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 18:04:59,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 18:04:59,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 18:04:59,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 18:04:59,180 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 18:04:59,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 18:04:59,182 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 18:04:59,183 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 18:04:59,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-18 18:04:59,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 18:04:59,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 18:04:59,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 18:04:59,196 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 [2020-08-18 18:04:59,218 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 18:04:59,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 18:04:59,219 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 18:04:59,219 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 18:04:59,220 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 18:04:59,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 18:04:59,220 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 18:04:59,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 18:04:59,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 18:04:59,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 18:04:59,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 18:04:59,221 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 18:04:59,221 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 18:04:59,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 18:04:59,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 18:04:59,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 18:04:59,222 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 18:04:59,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 18:04:59,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 18:04:59,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 18:04:59,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 18:04:59,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 18:04:59,224 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 18:04:59,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 18:04:59,224 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 18:04:59,224 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 18:04:59,224 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-18 18:04:59,225 INFO L138 SettingsManager]: * To the following directory=dump/ 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.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=BIGGEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=BIGGEST; [2020-08-18 18:04:59,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 18:04:59,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 18:04:59,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 18:04:59,588 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 18:04:59,588 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 18:04:59,589 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_from_empty_array_harness.i [2020-08-18 18:04:59,667 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b16e29541/3b1d4fd934a84f859625b79ed3dc4951/FLAGef0973716 [2020-08-18 18:05:00,512 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 18:05:00,513 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/aws-c-common/aws_byte_buf_from_empty_array_harness.i [2020-08-18 18:05:00,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b16e29541/3b1d4fd934a84f859625b79ed3dc4951/FLAGef0973716 [2020-08-18 18:05:01,021 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b16e29541/3b1d4fd934a84f859625b79ed3dc4951 [2020-08-18 18:05:01,032 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 18:05:01,034 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 18:05:01,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 18:05:01,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 18:05:01,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 18:05:01,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:05:01" (1/1) ... [2020-08-18 18:05:01,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32518cbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:05:01, skipping insertion in model container [2020-08-18 18:05:01,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:05:01" (1/1) ... [2020-08-18 18:05:01,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 18:05:01,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 18:05:01,639 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-08-18 18:05:01,645 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-08-18 18:05:02,474 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 18:05:02,475 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 18:05:02,476 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 18:05:02,477 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 18:05:02,478 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 18:05:02,494 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 18:05:02,495 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 18:05:02,502 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 18:05:02,503 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 18:05:02,508 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 18:05:02,513 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 18:05:02,514 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 18:05:02,514 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 18:05:02,959 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-08-18 18:05:02,960 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-08-18 18:05:02,961 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-08-18 18:05:02,963 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-08-18 18:05:02,964 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-08-18 18:05:02,966 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-08-18 18:05:02,967 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-08-18 18:05:02,967 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-08-18 18:05:02,968 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-08-18 18:05:02,969 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-08-18 18:05:03,164 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-08-18 18:05:03,305 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 18:05:03,310 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 18:05:03,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 18:05:03,448 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckException: Type mismatch (real != int) in at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckAssignStatement(TypeCheckHelper.java:289) at de.uni_freiburg.informatik.ultimate.boogie.StatementFactory.constructAssignmentStatement(StatementFactory.java:70) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.constructMemsetLoopBody(MemoryHandler.java:1647) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.declareMemset(MemoryHandler.java:1747) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.declareMemoryModelInfrastructure(MemoryHandler.java:505) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-08-18 18:05:03,455 INFO L168 Benchmark]: Toolchain (without parser) took 2420.04 ms. Allocated memory was 139.5 MB in the beginning and 231.7 MB in the end (delta: 92.3 MB). Free memory was 92.4 MB in the beginning and 159.3 MB in the end (delta: -66.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 7.1 GB. [2020-08-18 18:05:03,456 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-18 18:05:03,457 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2416.92 ms. Allocated memory was 139.5 MB in the beginning and 231.7 MB in the end (delta: 92.3 MB). Free memory was 92.0 MB in the beginning and 159.3 MB in the end (delta: -67.2 MB). Peak memory consumption was 40.5 MB. Max. memory is 7.1 GB. [2020-08-18 18:05:03,459 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2416.92 ms. Allocated memory was 139.5 MB in the beginning and 231.7 MB in the end (delta: 92.3 MB). Free memory was 92.0 MB in the beginning and 159.3 MB in the end (delta: -67.2 MB). Peak memory consumption was 40.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type mismatch (real != int) in de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type mismatch (real != int) in : de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...