/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=5 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST -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 20:29:46,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 20:29:46,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 20:29:46,515 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 20:29:46,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 20:29:46,517 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 20:29:46,518 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 20:29:46,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 20:29:46,521 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 20:29:46,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 20:29:46,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 20:29:46,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 20:29:46,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 20:29:46,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 20:29:46,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 20:29:46,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 20:29:46,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 20:29:46,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 20:29:46,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 20:29:46,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 20:29:46,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 20:29:46,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 20:29:46,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 20:29:46,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 20:29:46,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 20:29:46,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 20:29:46,545 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 20:29:46,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 20:29:46,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 20:29:46,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 20:29:46,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 20:29:46,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 20:29:46,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 20:29:46,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 20:29:46,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 20:29:46,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 20:29:46,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 20:29:46,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 20:29:46,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 20:29:46,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 20:29:46,569 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 20:29:46,572 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 20:29:46,616 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 20:29:46,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 20:29:46,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 20:29:46,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 20:29:46,620 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 20:29:46,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 20:29:46,620 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 20:29:46,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 20:29:46,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 20:29:46,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 20:29:46,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 20:29:46,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 20:29:46,622 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 20:29:46,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 20:29:46,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 20:29:46,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 20:29:46,623 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 20:29:46,624 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 20:29:46,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 20:29:46,624 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 20:29:46,624 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 20:29:46,625 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 20:29:46,625 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 20:29:46,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 20:29:46,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 20:29:46,626 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 20:29:46,626 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-18 20:29:46,626 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=5;interpolation-heuristic=SHALLOWEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SHALLOWEST; [2020-08-18 20:29:47,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 20:29:47,024 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 20:29:47,030 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 20:29:47,032 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 20:29:47,032 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 20:29:47,033 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-08-18 20:29:47,105 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8a0a2aec0/95b4f4ca9eec4116b5de3c23d15ac97f/FLAG30d659085 [2020-08-18 20:29:47,983 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 20:29:47,984 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-08-18 20:29:48,042 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8a0a2aec0/95b4f4ca9eec4116b5de3c23d15ac97f/FLAG30d659085 [2020-08-18 20:29:48,465 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8a0a2aec0/95b4f4ca9eec4116b5de3c23d15ac97f [2020-08-18 20:29:48,475 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 20:29:48,477 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 20:29:48,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 20:29:48,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 20:29:48,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 20:29:48,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 08:29:48" (1/1) ... [2020-08-18 20:29:48,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54e42a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:29:48, skipping insertion in model container [2020-08-18 20:29:48,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 08:29:48" (1/1) ... [2020-08-18 20:29:48,496 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 20:29:48,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 20:29:49,064 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-08-18 20:29:49,073 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-08-18 20:29:50,107 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 20:29:50,107 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 20:29:50,115 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 20:29:50,116 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 20:29:50,117 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 20:29:50,133 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 20:29:50,133 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 20:29:50,136 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 20:29:50,136 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 20:29:50,139 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 20:29:50,140 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 20:29:50,141 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 20:29:50,141 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 20:29:50,495 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-08-18 20:29:50,496 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-08-18 20:29:50,497 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-08-18 20:29:50,499 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-08-18 20:29:50,500 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-08-18 20:29:50,501 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-08-18 20:29:50,502 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-08-18 20:29:50,502 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-08-18 20:29:50,503 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-08-18 20:29:50,504 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-08-18 20:29:50,635 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-08-18 20:29:50,786 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 20:29:50,787 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 20:29:50,856 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 20:29:50,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2adecce6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:29:50, skipping insertion in model container [2020-08-18 20:29:50,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 20:29:50,858 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-18 20:29:50,861 INFO L168 Benchmark]: Toolchain (without parser) took 2383.02 ms. Allocated memory was 141.0 MB in the beginning and 235.9 MB in the end (delta: 94.9 MB). Free memory was 94.1 MB in the beginning and 166.0 MB in the end (delta: -71.9 MB). Peak memory consumption was 41.0 MB. Max. memory is 7.1 GB. [2020-08-18 20:29:50,862 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 141.0 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-18 20:29:50,864 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2379.40 ms. Allocated memory was 141.0 MB in the beginning and 235.9 MB in the end (delta: 94.9 MB). Free memory was 93.9 MB in the beginning and 166.0 MB in the end (delta: -72.1 MB). Peak memory consumption was 40.8 MB. Max. memory is 7.1 GB. [2020-08-18 20:29:50,866 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 141.0 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2379.40 ms. Allocated memory was 141.0 MB in the beginning and 235.9 MB in the end (delta: 94.9 MB). Free memory was 93.9 MB in the beginning and 166.0 MB in the end (delta: -72.1 MB). Peak memory consumption was 40.8 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...