/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/aws-c-common/aws_string_eq_ignore_case_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 20:08:24,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 20:08:24,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 20:08:24,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 20:08:24,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 20:08:24,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 20:08:24,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 20:08:24,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 20:08:24,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 20:08:24,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 20:08:24,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 20:08:24,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 20:08:24,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 20:08:24,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 20:08:24,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 20:08:24,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 20:08:24,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 20:08:24,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 20:08:24,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 20:08:24,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 20:08:24,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 20:08:24,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 20:08:24,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 20:08:24,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 20:08:24,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-28 20:08:24,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 20:08:24,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 20:08:24,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 20:08:24,500 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 20:08:24,547 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 20:08:24,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 20:08:24,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 20:08:24,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 20:08:24,553 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 20:08:24,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 20:08:24,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 20:08:24,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 20:08:24,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 20:08:24,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 20:08:24,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 20:08:24,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 20:08:24,556 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 20:08:24,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 20:08:24,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 20:08:24,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 20:08:24,557 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 20:08:24,557 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 20:08:24,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 20:08:24,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 20:08:24,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 20:08:24,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 20:08:24,558 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 20:08:24,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 20:08:24,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 20:08:24,558 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 20:08:24,559 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 20:08:24,559 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 20:08:24,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 20:08:24,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 20:08:24,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 20:08:25,000 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 20:08:25,002 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 20:08:25,003 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_string_eq_ignore_case_harness.i [2020-10-28 20:08:25,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e960179ca/0b0d8f7da10d491b99f11b8b3d017173/FLAGdf43ebc22 [2020-10-28 20:08:26,105 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 20:08:26,106 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/aws-c-common/aws_string_eq_ignore_case_harness.i [2020-10-28 20:08:26,170 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e960179ca/0b0d8f7da10d491b99f11b8b3d017173/FLAGdf43ebc22 [2020-10-28 20:08:26,567 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e960179ca/0b0d8f7da10d491b99f11b8b3d017173 [2020-10-28 20:08:26,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 20:08:26,576 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 20:08:26,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 20:08:26,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 20:08:26,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 20:08:26,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:08:26" (1/1) ... [2020-10-28 20:08:26,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cb3413d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:08:26, skipping insertion in model container [2020-10-28 20:08:26,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:08:26" (1/1) ... [2020-10-28 20:08:26,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 20:08:26,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 20:08:27,055 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-10-28 20:08:27,064 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-10-28 20:08:27,961 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 20:08:27,962 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 20:08:27,963 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 20:08:27,964 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 20:08:27,965 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 20:08:27,980 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 20:08:27,981 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 20:08:27,983 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 20:08:27,984 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 20:08:27,986 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 20:08:27,988 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 20:08:27,988 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 20:08:27,989 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 20:08:28,338 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-10-28 20:08:28,339 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-10-28 20:08:28,340 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-10-28 20:08:28,341 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-10-28 20:08:28,343 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-10-28 20:08:28,344 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-10-28 20:08:28,344 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-10-28 20:08:28,345 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-10-28 20:08:28,346 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-10-28 20:08:28,347 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-10-28 20:08:28,496 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-10-28 20:08:28,699 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 20:08:28,700 WARN L1500 CHandler]: Possible shadowing of function index [2020-10-28 20:08:28,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 20:08:28,808 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:1645) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.declareMemset(MemoryHandler.java:1745) 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:618) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-10-28 20:08:28,814 INFO L168 Benchmark]: Toolchain (without parser) took 2241.06 ms. Allocated memory is still 151.0 MB. Free memory was 117.1 MB in the beginning and 79.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 38.0 MB. Max. memory is 8.0 GB. [2020-10-28 20:08:28,815 INFO L168 Benchmark]: CDTParser took 3.34 ms. Allocated memory is still 151.0 MB. Free memory is still 124.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 20:08:28,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2233.18 ms. Allocated memory is still 151.0 MB. Free memory was 116.5 MB in the beginning and 79.5 MB in the end (delta: 37.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 8.0 GB. [2020-10-28 20:08:28,818 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.34 ms. Allocated memory is still 151.0 MB. Free memory is still 124.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 2233.18 ms. Allocated memory is still 151.0 MB. Free memory was 116.5 MB in the beginning and 79.5 MB in the end (delta: 37.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 8.0 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...