/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-eb0fd7c [2020-09-21 10:33:46,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 10:33:46,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 10:33:46,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 10:33:46,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 10:33:46,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 10:33:46,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 10:33:46,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 10:33:46,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 10:33:46,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 10:33:46,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 10:33:46,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 10:33:46,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 10:33:46,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 10:33:46,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 10:33:46,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 10:33:46,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 10:33:46,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 10:33:46,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 10:33:46,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 10:33:46,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 10:33:46,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 10:33:46,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 10:33:46,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 10:33:46,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 10:33:46,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 10:33:46,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 10:33:46,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 10:33:46,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 10:33:46,473 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 10:33:46,473 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 10:33:46,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 10:33:46,477 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 10:33:46,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 10:33:46,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 10:33:46,482 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 10:33:46,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 10:33:46,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 10:33:46,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 10:33:46,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 10:33:46,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 10:33:46,486 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 [2020-09-21 10:33:46,512 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 10:33:46,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 10:33:46,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 10:33:46,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 10:33:46,514 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 10:33:46,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 10:33:46,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 10:33:46,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 10:33:46,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 10:33:46,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 10:33:46,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 10:33:46,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 10:33:46,516 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 10:33:46,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 10:33:46,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 10:33:46,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 10:33:46,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 10:33:46,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 10:33:46,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 10:33:46,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 10:33:46,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 10:33:46,518 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 10:33:46,518 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 10:33:46,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 10:33:46,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 10:33:46,519 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 10:33:46,519 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-21 10:33:46,519 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 [2020-09-21 10:33:46,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 10:33:47,009 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 10:33:47,013 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 10:33:47,015 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 10:33:47,016 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 10:33:47,017 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-09-21 10:33:47,096 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5c8fd4698/0c0e8f3fd6534e2186cd9d3eede427d0/FLAG228fe2056 [2020-09-21 10:33:47,975 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 10:33:47,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-09-21 10:33:48,018 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5c8fd4698/0c0e8f3fd6534e2186cd9d3eede427d0/FLAG228fe2056 [2020-09-21 10:33:48,475 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5c8fd4698/0c0e8f3fd6534e2186cd9d3eede427d0 [2020-09-21 10:33:48,490 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 10:33:48,499 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 10:33:48,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 10:33:48,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 10:33:48,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 10:33:48,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:33:48" (1/1) ... [2020-09-21 10:33:48,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c4a9632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:33:48, skipping insertion in model container [2020-09-21 10:33:48,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:33:48" (1/1) ... [2020-09-21 10:33:48,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 10:33:48,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 10:33:49,319 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-09-21 10:33:49,330 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-09-21 10:33:50,269 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 10:33:50,270 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 10:33:50,271 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 10:33:50,272 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 10:33:50,273 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 10:33:50,297 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 10:33:50,298 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 10:33:50,305 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 10:33:50,306 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 10:33:50,311 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 10:33:50,316 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 10:33:50,317 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 10:33:50,317 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 10:33:50,695 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-09-21 10:33:50,697 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-09-21 10:33:50,698 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-09-21 10:33:50,699 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-09-21 10:33:50,701 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-09-21 10:33:50,702 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-09-21 10:33:50,702 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-09-21 10:33:50,703 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-09-21 10:33:50,704 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-09-21 10:33:50,705 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-09-21 10:33:50,851 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-09-21 10:33:50,954 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 10:33:50,955 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 10:33:51,040 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 [2020-09-21 10:33:51,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50c6f33e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:33:51, skipping insertion in model container [2020-09-21 10:33:51,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 10:33:51,044 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-21 10:33:51,051 INFO L168 Benchmark]: Toolchain (without parser) took 2555.47 ms. Allocated memory was 138.4 MB in the beginning and 226.5 MB in the end (delta: 88.1 MB). Free memory was 91.2 MB in the beginning and 158.4 MB in the end (delta: -67.2 MB). Peak memory consumption was 40.4 MB. Max. memory is 7.1 GB. [2020-09-21 10:33:51,052 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 10:33:51,053 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2543.45 ms. Allocated memory was 138.4 MB in the beginning and 226.5 MB in the end (delta: 88.1 MB). Free memory was 90.5 MB in the beginning and 158.4 MB in the end (delta: -67.9 MB). Peak memory consumption was 39.7 MB. Max. memory is 7.1 GB. [2020-09-21 10:33:51,058 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 138.4 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2543.45 ms. Allocated memory was 138.4 MB in the beginning and 226.5 MB in the end (delta: 88.1 MB). Free memory was 90.5 MB in the beginning and 158.4 MB in the end (delta: -67.9 MB). Peak memory consumption was 39.7 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...