/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 --rcfgbuilder.size.of.a.code.block SingleStatement --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=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_string_destroy_secure_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 00:10:33,133 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-09-25 00:10:33,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 00:10:33,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 00:10:33,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 00:10:33,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 00:10:33,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 00:10:33,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 00:10:33,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 00:10:33,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 00:10:33,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 00:10:33,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 00:10:33,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 00:10:33,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 00:10:33,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 00:10:33,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 00:10:33,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 00:10:33,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 00:10:33,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 00:10:33,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 00:10:33,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 00:10:33,226 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 00:10:33,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-25 00:10:33,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 00:10:33,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 00:10:33,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 00:10:33,261 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 [2020-09-25 00:10:33,302 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 00:10:33,303 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 00:10:33,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 00:10:33,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 00:10:33,305 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 00:10:33,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 00:10:33,306 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 00:10:33,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 00:10:33,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 00:10:33,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 00:10:33,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 00:10:33,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 00:10:33,308 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 00:10:33,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 00:10:33,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 00:10:33,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 00:10:33,309 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 00:10:33,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 00:10:33,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 00:10:33,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 00:10:33,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 00:10:33,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 00:10:33,310 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 00:10:33,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 00:10:33,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 00:10:33,311 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 00:10:33,311 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 00:10:33,311 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.rcfgbuilder: Size of a code block -> SingleStatement 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=SHALLOWEST;log-additional-information=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=SHALLOWEST;log-additional-information=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=SHALLOWEST;log-additional-information=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=SHALLOWEST;log-additional-information=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=SHALLOWEST;log-additional-information=true; [2020-09-25 00:10:33,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 00:10:33,768 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 00:10:33,772 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 00:10:33,774 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 00:10:33,774 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 00:10:33,775 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_string_destroy_secure_harness.i [2020-09-25 00:10:33,861 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/92c1ab9b0/657627444631465aba14bfa49fd28e41/FLAG02a394b25 [2020-09-25 00:10:34,777 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 00:10:34,778 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/aws-c-common/aws_string_destroy_secure_harness.i [2020-09-25 00:10:34,828 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/92c1ab9b0/657627444631465aba14bfa49fd28e41/FLAG02a394b25 [2020-09-25 00:10:35,235 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/92c1ab9b0/657627444631465aba14bfa49fd28e41 [2020-09-25 00:10:35,249 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 00:10:35,256 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 00:10:35,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 00:10:35,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 00:10:35,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 00:10:35,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:10:35" (1/1) ... [2020-09-25 00:10:35,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@551e6be7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:10:35, skipping insertion in model container [2020-09-25 00:10:35,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:10:35" (1/1) ... [2020-09-25 00:10:35,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 00:10:35,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 00:10:35,895 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-09-25 00:10:35,903 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-09-25 00:10:36,840 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 00:10:36,840 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 00:10:36,841 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 00:10:36,842 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 00:10:36,844 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 00:10:36,876 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 00:10:36,878 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 00:10:36,880 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 00:10:36,880 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 00:10:36,885 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 00:10:36,886 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 00:10:36,887 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 00:10:36,891 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 00:10:37,309 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-09-25 00:10:37,312 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-09-25 00:10:37,315 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-09-25 00:10:37,317 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-09-25 00:10:37,318 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-09-25 00:10:37,320 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-09-25 00:10:37,320 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-09-25 00:10:37,321 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-09-25 00:10:37,322 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-09-25 00:10:37,331 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-09-25 00:10:37,495 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-09-25 00:10:37,657 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 00:10:37,658 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 00:10:37,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 00:10:37,862 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$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-09-25 00:10:37,871 INFO L168 Benchmark]: Toolchain (without parser) took 2618.38 ms. Allocated memory was 141.0 MB in the beginning and 235.9 MB in the end (delta: 94.9 MB). Free memory was 93.9 MB in the beginning and 157.0 MB in the end (delta: -63.1 MB). Peak memory consumption was 40.7 MB. Max. memory is 7.1 GB. [2020-09-25 00:10:37,873 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 141.0 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-25 00:10:37,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2609.18 ms. Allocated memory was 141.0 MB in the beginning and 235.9 MB in the end (delta: 94.9 MB). Free memory was 93.5 MB in the beginning and 157.0 MB in the end (delta: -63.5 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. [2020-09-25 00:10:37,879 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 141.0 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2609.18 ms. Allocated memory was 141.0 MB in the beginning and 235.9 MB in the end (delta: 94.9 MB). Free memory was 93.5 MB in the beginning and 157.0 MB in the end (delta: -63.5 MB). Peak memory consumption was 40.3 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...