/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 --rcfgbuilder.size.of.a.code.block SingleStatement --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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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-c90d42b [2020-09-25 12:36:28,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 12:36:28,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 12:36:28,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 12:36:28,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 12:36:28,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 12:36:28,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 12:36:28,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 12:36:28,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 12:36:28,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 12:36:28,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 12:36:28,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 12:36:28,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 12:36:28,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 12:36:28,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 12:36:28,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 12:36:28,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 12:36:28,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 12:36:28,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 12:36:28,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 12:36:28,346 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 12:36:28,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 12:36:28,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 12:36:28,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 12:36:28,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 12:36:28,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 12:36:28,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 12:36:28,354 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 12:36:28,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 12:36:28,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 12:36:28,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 12:36:28,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 12:36:28,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 12:36:28,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 12:36:28,359 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 12:36:28,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 12:36:28,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 12:36:28,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 12:36:28,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 12:36:28,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 12:36:28,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 12:36:28,364 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 [2020-09-25 12:36:28,398 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 12:36:28,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 12:36:28,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 12:36:28,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 12:36:28,400 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 12:36:28,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 12:36:28,400 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 12:36:28,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 12:36:28,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 12:36:28,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 12:36:28,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 12:36:28,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 12:36:28,401 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 12:36:28,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 12:36:28,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 12:36:28,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 12:36:28,402 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 12:36:28,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 12:36:28,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 12:36:28,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 12:36:28,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 12:36:28,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 12:36:28,403 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 12:36:28,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 12:36:28,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 12:36:28,404 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 12:36:28,404 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 12:36:28,404 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.rcfgbuilder: Size of a code block -> SingleStatement 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=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=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=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=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=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=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=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=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=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=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=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; [2020-09-25 12:36:28,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 12:36:28,879 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 12:36:28,883 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 12:36:28,885 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 12:36:28,885 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 12:36:28,887 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-09-25 12:36:28,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7b1b3c489/9eca045eb6b848d98312493211eb3729/FLAGd3728f695 [2020-09-25 12:36:29,880 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 12:36:29,881 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-09-25 12:36:29,930 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7b1b3c489/9eca045eb6b848d98312493211eb3729/FLAGd3728f695 [2020-09-25 12:36:30,315 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7b1b3c489/9eca045eb6b848d98312493211eb3729 [2020-09-25 12:36:30,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 12:36:30,334 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 12:36:30,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 12:36:30,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 12:36:30,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 12:36:30,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:36:30" (1/1) ... [2020-09-25 12:36:30,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@642df99e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:36:30, skipping insertion in model container [2020-09-25 12:36:30,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:36:30" (1/1) ... [2020-09-25 12:36:30,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 12:36:30,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 12:36:30,983 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-09-25 12:36:30,990 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-09-25 12:36:31,898 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 12:36:31,899 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 12:36:31,900 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 12:36:31,901 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 12:36:31,902 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 12:36:31,917 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 12:36:31,918 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 12:36:31,921 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 12:36:31,921 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 12:36:31,923 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 12:36:31,924 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 12:36:31,925 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 12:36:31,926 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 12:36:32,331 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-09-25 12:36:32,332 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-09-25 12:36:32,334 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-09-25 12:36:32,335 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-09-25 12:36:32,337 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-09-25 12:36:32,337 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-09-25 12:36:32,338 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-09-25 12:36:32,339 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-09-25 12:36:32,340 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-09-25 12:36:32,341 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-09-25 12:36:32,487 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-09-25 12:36:32,613 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 12:36:32,614 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 12:36:32,736 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 [2020-09-25 12:36:32,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3540ea4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:36:32, skipping insertion in model container [2020-09-25 12:36:32,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 12:36:32,741 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-25 12:36:32,747 INFO L168 Benchmark]: Toolchain (without parser) took 2413.53 ms. Allocated memory was 139.5 MB in the beginning and 231.2 MB in the end (delta: 91.8 MB). Free memory was 93.0 MB in the beginning and 161.5 MB in the end (delta: -68.5 MB). Peak memory consumption was 41.3 MB. Max. memory is 7.1 GB. [2020-09-25 12:36:32,749 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-25 12:36:32,751 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2405.82 ms. Allocated memory was 139.5 MB in the beginning and 231.2 MB in the end (delta: 91.8 MB). Free memory was 92.3 MB in the beginning and 161.5 MB in the end (delta: -69.2 MB). Peak memory consumption was 40.6 MB. Max. memory is 7.1 GB. [2020-09-25 12:36:32,755 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 139.5 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2405.82 ms. Allocated memory was 139.5 MB in the beginning and 231.2 MB in the end (delta: 91.8 MB). Free memory was 92.3 MB in the beginning and 161.5 MB in the end (delta: -69.2 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...