/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 false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-27 22:03:09,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-27 22:03:09,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-27 22:03:09,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-27 22:03:09,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-27 22:03:09,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-27 22:03:09,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-27 22:03:09,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-27 22:03:09,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-27 22:03:09,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-27 22:03:09,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-27 22:03:09,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-27 22:03:09,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-27 22:03:09,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-27 22:03:09,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-27 22:03:09,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-27 22:03:09,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-27 22:03:09,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-27 22:03:09,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-27 22:03:09,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-27 22:03:09,415 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-27 22:03:09,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-27 22:03:09,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-27 22:03:09,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-27 22:03:09,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-27 22:03:09,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-27 22:03:09,435 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-27 22:03:09,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-27 22:03:09,436 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 [2020-08-27 22:03:09,463 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-27 22:03:09,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-27 22:03:09,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-27 22:03:09,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-27 22:03:09,465 INFO L138 SettingsManager]: * Use SBE=true [2020-08-27 22:03:09,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-27 22:03:09,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-27 22:03:09,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-27 22:03:09,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-27 22:03:09,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-27 22:03:09,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-27 22:03:09,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-27 22:03:09,467 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-27 22:03:09,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-27 22:03:09,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-27 22:03:09,467 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-27 22:03:09,467 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-27 22:03:09,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-27 22:03:09,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-27 22:03:09,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-27 22:03:09,468 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-27 22:03:09,468 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-27 22:03:09,469 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-27 22:03:09,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-27 22:03:09,469 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-27 22:03:09,469 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-27 22:03:09,469 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-27 22:03:09,470 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 -> false [2020-08-27 22:03:09,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-27 22:03:09,964 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-27 22:03:09,968 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-27 22:03:09,971 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-27 22:03:09,972 INFO L275 PluginConnector]: CDTParser initialized [2020-08-27 22:03:09,973 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-08-27 22:03:10,070 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fc731e804/979d719ba363418db6290add9f80ee74/FLAGe0b1b5955 [2020-08-27 22:03:10,982 INFO L306 CDTParser]: Found 1 translation units. [2020-08-27 22:03:10,983 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-08-27 22:03:11,033 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fc731e804/979d719ba363418db6290add9f80ee74/FLAGe0b1b5955 [2020-08-27 22:03:11,440 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fc731e804/979d719ba363418db6290add9f80ee74 [2020-08-27 22:03:11,455 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-27 22:03:11,457 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-27 22:03:11,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-27 22:03:11,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-27 22:03:11,462 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-27 22:03:11,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 10:03:11" (1/1) ... [2020-08-27 22:03:11,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a898676 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:03:11, skipping insertion in model container [2020-08-27 22:03:11,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 10:03:11" (1/1) ... [2020-08-27 22:03:11,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-27 22:03:11,647 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-27 22:03:12,068 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-08-27 22:03:12,074 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-08-27 22:03:12,953 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-27 22:03:12,954 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-27 22:03:12,954 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-27 22:03:12,955 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-27 22:03:12,956 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-27 22:03:12,975 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-27 22:03:12,976 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-27 22:03:12,978 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-27 22:03:12,979 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-27 22:03:12,981 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-27 22:03:12,982 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-27 22:03:12,983 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-27 22:03:12,984 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-27 22:03:13,413 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-08-27 22:03:13,414 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-08-27 22:03:13,416 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-08-27 22:03:13,417 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-08-27 22:03:13,419 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-08-27 22:03:13,419 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-08-27 22:03:13,420 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-08-27 22:03:13,421 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-08-27 22:03:13,422 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-08-27 22:03:13,423 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-08-27 22:03:13,660 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-08-27 22:03:13,815 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-27 22:03:13,817 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-27 22:03:13,953 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: aws_byte_buf_cat [2020-08-27 22:03:13,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f534f97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:03:13, skipping insertion in model container [2020-08-27 22:03:13,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-27 22:03:13,959 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-27 22:03:13,968 INFO L168 Benchmark]: Toolchain (without parser) took 2505.50 ms. Allocated memory was 139.5 MB in the beginning and 230.7 MB in the end (delta: 91.2 MB). Free memory was 91.7 MB in the beginning and 161.9 MB in the end (delta: -70.2 MB). Peak memory consumption was 40.1 MB. Max. memory is 7.1 GB. [2020-08-27 22:03:13,969 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 139.5 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-27 22:03:13,972 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2500.36 ms. Allocated memory was 139.5 MB in the beginning and 230.7 MB in the end (delta: 91.2 MB). Free memory was 91.5 MB in the beginning and 161.9 MB in the end (delta: -70.4 MB). Peak memory consumption was 39.9 MB. Max. memory is 7.1 GB. [2020-08-27 22:03:13,978 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 139.5 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2500.36 ms. Allocated memory was 139.5 MB in the beginning and 230.7 MB in the end (delta: 91.2 MB). Free memory was 91.5 MB in the beginning and 161.9 MB in the end (delta: -70.4 MB). Peak memory consumption was 39.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9146]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: aws_byte_buf_cat RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...