/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=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --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_byte_buf_cat_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-28 02:13:13,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-28 02:13:13,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-28 02:13:13,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-28 02:13:13,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-28 02:13:13,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-28 02:13:13,609 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-28 02:13:13,612 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-28 02:13:13,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-28 02:13:13,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-28 02:13:13,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-28 02:13:13,624 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-28 02:13:13,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-28 02:13:13,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-28 02:13:13,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-28 02:13:13,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-28 02:13:13,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-28 02:13:13,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-28 02:13:13,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-28 02:13:13,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-28 02:13:13,651 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-28 02:13:13,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-28 02:13:13,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-28 02:13:13,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-28 02:13:13,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-28 02:13:13,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-28 02:13:13,671 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-28 02:13:13,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-28 02:13:13,674 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 [2020-08-28 02:13:13,724 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-28 02:13:13,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-28 02:13:13,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-28 02:13:13,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-28 02:13:13,727 INFO L138 SettingsManager]: * Use SBE=true [2020-08-28 02:13:13,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-28 02:13:13,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-28 02:13:13,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-28 02:13:13,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-28 02:13:13,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-28 02:13:13,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-28 02:13:13,730 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-28 02:13:13,730 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-28 02:13:13,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-28 02:13:13,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-28 02:13:13,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-28 02:13:13,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-28 02:13:13,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-28 02:13:13,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-28 02:13:13,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-28 02:13:13,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-28 02:13:13,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-28 02:13:13,732 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-28 02:13:13,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-28 02:13:13,733 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-28 02:13:13,733 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-28 02:13:13,733 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-28 02:13:13,733 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=5000;interpolation-heuristic=NARROWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true; [2020-08-28 02:13:14,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-28 02:13:14,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-28 02:13:14,225 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-28 02:13:14,228 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-28 02:13:14,228 INFO L275 PluginConnector]: CDTParser initialized [2020-08-28 02:13:14,230 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-08-28 02:13:14,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/30fe6dca2/64f3e066a2584044a2fa52115036e965/FLAGf93f530f8 [2020-08-28 02:13:15,267 INFO L306 CDTParser]: Found 1 translation units. [2020-08-28 02:13:15,268 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-08-28 02:13:15,328 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/30fe6dca2/64f3e066a2584044a2fa52115036e965/FLAGf93f530f8 [2020-08-28 02:13:15,704 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/30fe6dca2/64f3e066a2584044a2fa52115036e965 [2020-08-28 02:13:15,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-28 02:13:15,719 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-28 02:13:15,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-28 02:13:15,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-28 02:13:15,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-28 02:13:15,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 02:13:15" (1/1) ... [2020-08-28 02:13:15,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d539fbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:13:15, skipping insertion in model container [2020-08-28 02:13:15,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 02:13:15" (1/1) ... [2020-08-28 02:13:15,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-28 02:13:15,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-28 02:13:16,355 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-08-28 02:13:16,362 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-08-28 02:13:17,200 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-28 02:13:17,201 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-28 02:13:17,202 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-28 02:13:17,203 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-28 02:13:17,204 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-28 02:13:17,221 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-28 02:13:17,222 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-28 02:13:17,226 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-28 02:13:17,230 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-28 02:13:17,242 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-28 02:13:17,244 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-28 02:13:17,245 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-28 02:13:17,246 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-28 02:13:17,837 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-08-28 02:13:17,839 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-08-28 02:13:17,841 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-08-28 02:13:17,845 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-08-28 02:13:17,847 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-08-28 02:13:17,848 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-08-28 02:13:17,849 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-08-28 02:13:17,850 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-08-28 02:13:17,851 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-08-28 02:13:17,854 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-08-28 02:13:18,014 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-08-28 02:13:18,107 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-28 02:13:18,108 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-28 02:13:18,176 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 [2020-08-28 02:13:18,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@52adf8d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:13:18, skipping insertion in model container [2020-08-28 02:13:18,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-28 02:13:18,178 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-28 02:13:18,182 INFO L168 Benchmark]: Toolchain (without parser) took 2461.22 ms. Allocated memory was 147.8 MB in the beginning and 235.9 MB in the end (delta: 88.1 MB). Free memory was 95.0 MB in the beginning and 165.7 MB in the end (delta: -70.7 MB). Peak memory consumption was 41.9 MB. Max. memory is 7.1 GB. [2020-08-28 02:13:18,183 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-28 02:13:18,184 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2457.81 ms. Allocated memory was 147.8 MB in the beginning and 235.9 MB in the end (delta: 88.1 MB). Free memory was 94.8 MB in the beginning and 165.7 MB in the end (delta: -70.9 MB). Peak memory consumption was 41.7 MB. Max. memory is 7.1 GB. [2020-08-28 02:13:18,187 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2457.81 ms. Allocated memory was 147.8 MB in the beginning and 235.9 MB in the end (delta: 88.1 MB). Free memory was 94.8 MB in the beginning and 165.7 MB in the end (delta: -70.9 MB). Peak memory consumption was 41.7 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...