/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 0.1.25-5644d1e-m [2020-08-18 15:40:05,756 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 15:40:05,759 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 15:40:05,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-08-18 15:40:05,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 15:40:05,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 15:40:05,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 15:40:05,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 15:40:05,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 15:40:05,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 15:40:05,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 15:40:05,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 15:40:05,803 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 15:40:05,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 15:40:05,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 15:40:05,806 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 15:40:05,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-18 15:40:05,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 15:40:05,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 15:40:05,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 15:40:05,826 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 15:40:05,876 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 15:40:05,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 15:40:05,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 15:40:05,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 15:40:05,878 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 15:40:05,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 15:40:05,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 15:40:05,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 15:40:05,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 15:40:05,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 15:40:05,884 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 15:40:05,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 15:40:05,885 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 15:40:05,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 15:40:05,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 15:40:05,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 15:40:05,886 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 15:40:05,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 15:40:05,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 15:40:05,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 15:40:05,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 15:40:05,888 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 15:40:05,888 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 15:40:05,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 15:40:05,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 15:40:05,888 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 15:40:05,889 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-18 15:40:05,889 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 [2020-08-18 15:40:06,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 15:40:06,241 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 15:40:06,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 15:40:06,248 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 15:40:06,248 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 15:40:06,249 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-08-18 15:40:06,313 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9f22c4626/aba1d7cc800e4b4fbe23545b24e10712/FLAG71d20625e [2020-08-18 15:40:07,095 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 15:40:07,096 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-08-18 15:40:07,144 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9f22c4626/aba1d7cc800e4b4fbe23545b24e10712/FLAG71d20625e [2020-08-18 15:40:07,170 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9f22c4626/aba1d7cc800e4b4fbe23545b24e10712 [2020-08-18 15:40:07,183 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 15:40:07,185 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 15:40:07,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 15:40:07,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 15:40:07,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 15:40:07,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 03:40:07" (1/1) ... [2020-08-18 15:40:07,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34d87dc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:40:07, skipping insertion in model container [2020-08-18 15:40:07,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 03:40:07" (1/1) ... [2020-08-18 15:40:07,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 15:40:07,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 15:40:07,864 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-08-18 15:40:07,869 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-08-18 15:40:08,773 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 15:40:08,774 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 15:40:08,774 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 15:40:08,775 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 15:40:08,776 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 15:40:08,793 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 15:40:08,793 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 15:40:08,796 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 15:40:08,797 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 15:40:08,799 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 15:40:08,800 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 15:40:08,801 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 15:40:08,802 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 15:40:09,182 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-08-18 15:40:09,183 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-08-18 15:40:09,184 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-08-18 15:40:09,186 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-08-18 15:40:09,187 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-08-18 15:40:09,188 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-08-18 15:40:09,189 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-08-18 15:40:09,190 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-08-18 15:40:09,191 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-08-18 15:40:09,192 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-08-18 15:40:09,334 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-08-18 15:40:09,481 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 15:40:09,482 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 15:40:09,552 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 [2020-08-18 15:40:09,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47b3c5cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:40:09, skipping insertion in model container [2020-08-18 15:40:09,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 15:40:09,553 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-18 15:40:09,557 INFO L168 Benchmark]: Toolchain (without parser) took 2371.23 ms. Allocated memory was 140.5 MB in the beginning and 234.4 MB in the end (delta: 93.8 MB). Free memory was 94.0 MB in the beginning and 163.2 MB in the end (delta: -69.3 MB). Peak memory consumption was 41.0 MB. Max. memory is 7.1 GB. [2020-08-18 15:40:09,558 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.6 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-08-18 15:40:09,559 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2367.06 ms. Allocated memory was 140.5 MB in the beginning and 234.4 MB in the end (delta: 93.8 MB). Free memory was 93.5 MB in the beginning and 163.2 MB in the end (delta: -69.7 MB). Peak memory consumption was 40.6 MB. Max. memory is 7.1 GB. [2020-08-18 15:40:09,562 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.6 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2367.06 ms. Allocated memory was 140.5 MB in the beginning and 234.4 MB in the end (delta: 93.8 MB). Free memory was 93.5 MB in the beginning and 163.2 MB in the end (delta: -69.7 MB). Peak memory consumption was 40.6 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...