/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 -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 16:28:16,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 16:28:16,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 16:28:16,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 16:28:16,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 16:28:16,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 16:28:16,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 16:28:16,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 16:28:16,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 16:28:16,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 16:28:16,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 16:28:16,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 16:28:16,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 16:28:16,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 16:28:16,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 16:28:16,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 16:28:16,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 16:28:16,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 16:28:16,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 16:28:16,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 16:28:16,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 16:28:16,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 16:28:16,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 16:28:16,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 16:28:16,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-18 16:28:16,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 16:28:16,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 16:28:16,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 16:28:16,167 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 16:28:16,205 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 16:28:16,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 16:28:16,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 16:28:16,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 16:28:16,208 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 16:28:16,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 16:28:16,208 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 16:28:16,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 16:28:16,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 16:28:16,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 16:28:16,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 16:28:16,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 16:28:16,210 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 16:28:16,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 16:28:16,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 16:28:16,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 16:28:16,211 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 16:28:16,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 16:28:16,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 16:28:16,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 16:28:16,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 16:28:16,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 16:28:16,213 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 16:28:16,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 16:28:16,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 16:28:16,213 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 16:28:16,213 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-18 16:28:16,214 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 [2020-08-18 16:28:16,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 16:28:16,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 16:28:16,586 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 16:28:16,587 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 16:28:16,588 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 16:28:16,588 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-08-18 16:28:16,651 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/322b55dfb/4616efe7b8ef4ef79d15d7774678fb16/FLAGdd8bf34aa [2020-08-18 16:28:17,480 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 16:28:17,481 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-08-18 16:28:17,515 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/322b55dfb/4616efe7b8ef4ef79d15d7774678fb16/FLAGdd8bf34aa [2020-08-18 16:28:17,981 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/322b55dfb/4616efe7b8ef4ef79d15d7774678fb16 [2020-08-18 16:28:17,991 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 16:28:17,992 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 16:28:17,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 16:28:17,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 16:28:17,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 16:28:17,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:28:17" (1/1) ... [2020-08-18 16:28:18,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a7aae83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:28:17, skipping insertion in model container [2020-08-18 16:28:18,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:28:17" (1/1) ... [2020-08-18 16:28:18,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 16:28:18,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 16:28:18,561 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-08-18 16:28:18,570 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-08-18 16:28:19,441 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 16:28:19,441 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 16:28:19,442 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 16:28:19,448 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 16:28:19,449 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 16:28:19,482 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 16:28:19,483 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 16:28:19,485 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 16:28:19,486 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 16:28:19,488 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 16:28:19,489 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 16:28:19,490 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 16:28:19,491 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 16:28:19,917 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-08-18 16:28:19,923 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-08-18 16:28:19,925 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-08-18 16:28:19,928 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-08-18 16:28:19,932 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-08-18 16:28:19,934 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-08-18 16:28:19,935 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-08-18 16:28:19,936 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-08-18 16:28:19,937 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-08-18 16:28:19,950 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-08-18 16:28:20,216 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-08-18 16:28:20,355 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 16:28:20,356 WARN L1484 CHandler]: Possible shadowing of function index [2020-08-18 16:28:20,432 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 16:28:20,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36aa4833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:28:20, skipping insertion in model container [2020-08-18 16:28:20,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 16:28:20,434 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-18 16:28:20,438 INFO L168 Benchmark]: Toolchain (without parser) took 2443.92 ms. Allocated memory was 139.5 MB in the beginning and 228.6 MB in the end (delta: 89.1 MB). Free memory was 91.5 MB in the beginning and 159.8 MB in the end (delta: -68.3 MB). Peak memory consumption was 40.0 MB. Max. memory is 7.1 GB. [2020-08-18 16:28:20,439 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 139.5 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-18 16:28:20,440 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2441.09 ms. Allocated memory was 139.5 MB in the beginning and 228.6 MB in the end (delta: 89.1 MB). Free memory was 91.1 MB in the beginning and 159.8 MB in the end (delta: -68.7 MB). Peak memory consumption was 39.6 MB. Max. memory is 7.1 GB. [2020-08-18 16:28:20,443 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 139.5 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2441.09 ms. Allocated memory was 139.5 MB in the beginning and 228.6 MB in the end (delta: 89.1 MB). Free memory was 91.1 MB in the beginning and 159.8 MB in the end (delta: -68.7 MB). Peak memory consumption was 39.6 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...