/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.2 --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 0.1.25-177f698 [2020-08-21 23:10:52,267 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-08-21 23:10:52,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 23:10:52,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 23:10:52,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 23:10:52,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 23:10:52,330 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 23:10:52,332 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 23:10:52,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 23:10:52,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 23:10:52,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 23:10:52,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 23:10:52,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 23:10:52,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 23:10:52,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 23:10:52,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 23:10:52,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 23:10:52,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 23:10:52,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 23:10:52,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 23:10:52,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 23:10:52,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 23:10:52,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-21 23:10:52,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 23:10:52,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 23:10:52,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 23:10:52,381 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 [2020-08-21 23:10:52,425 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 23:10:52,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 23:10:52,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 23:10:52,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 23:10:52,428 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 23:10:52,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 23:10:52,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 23:10:52,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 23:10:52,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 23:10:52,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 23:10:52,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 23:10:52,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 23:10:52,430 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 23:10:52,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 23:10:52,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 23:10:52,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 23:10:52,431 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 23:10:52,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 23:10:52,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 23:10:52,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 23:10:52,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 23:10:52,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 23:10:52,433 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 23:10:52,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 23:10:52,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 23:10:52,433 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 23:10:52,433 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-21 23:10:52,433 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=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; [2020-08-21 23:10:52,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 23:10:52,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 23:10:52,773 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 23:10:52,775 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 23:10:52,776 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 23:10:52,777 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-08-21 23:10:52,859 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/963d1fd63/172fc4c50e6d47069fc222f79031276e/FLAG174e869a0 [2020-08-21 23:10:53,657 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 23:10:53,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-08-21 23:10:53,706 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/963d1fd63/172fc4c50e6d47069fc222f79031276e/FLAG174e869a0 [2020-08-21 23:10:54,159 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/963d1fd63/172fc4c50e6d47069fc222f79031276e [2020-08-21 23:10:54,169 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 23:10:54,170 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 23:10:54,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 23:10:54,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 23:10:54,175 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 23:10:54,176 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 11:10:54" (1/1) ... [2020-08-21 23:10:54,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a612030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:10:54, skipping insertion in model container [2020-08-21 23:10:54,179 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 11:10:54" (1/1) ... [2020-08-21 23:10:54,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 23:10:54,347 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 23:10:54,741 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-08-21 23:10:54,747 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-08-21 23:10:55,613 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-21 23:10:55,614 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-21 23:10:55,615 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-21 23:10:55,616 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-21 23:10:55,617 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-21 23:10:55,633 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-21 23:10:55,634 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-21 23:10:55,636 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-21 23:10:55,637 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-21 23:10:55,639 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-21 23:10:55,641 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-21 23:10:55,642 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-21 23:10:55,642 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-21 23:10:56,114 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-08-21 23:10:56,115 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-08-21 23:10:56,117 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-08-21 23:10:56,118 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-08-21 23:10:56,120 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-08-21 23:10:56,121 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-08-21 23:10:56,121 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-08-21 23:10:56,122 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-08-21 23:10:56,123 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-08-21 23:10:56,124 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-08-21 23:10:56,383 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-08-21 23:10:56,542 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-21 23:10:56,543 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-21 23:10:56,609 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 [2020-08-21 23:10:56,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@9f0d3a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:10:56, skipping insertion in model container [2020-08-21 23:10:56,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 23:10:56,611 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-21 23:10:56,614 INFO L168 Benchmark]: Toolchain (without parser) took 2442.51 ms. Allocated memory was 139.5 MB in the beginning and 229.1 MB in the end (delta: 89.7 MB). Free memory was 93.2 MB in the beginning and 159.1 MB in the end (delta: -65.9 MB). Peak memory consumption was 41.3 MB. Max. memory is 7.1 GB. [2020-08-21 23:10:56,615 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-21 23:10:56,616 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2439.40 ms. Allocated memory was 139.5 MB in the beginning and 229.1 MB in the end (delta: 89.7 MB). Free memory was 93.0 MB in the beginning and 159.1 MB in the end (delta: -66.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 7.1 GB. [2020-08-21 23:10:56,619 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 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2439.40 ms. Allocated memory was 139.5 MB in the beginning and 229.1 MB in the end (delta: 89.7 MB). Free memory was 93.0 MB in the beginning and 159.1 MB in the end (delta: -66.1 MB). Peak memory consumption was 41.1 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...