/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 produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=1000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --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-eb0fd7c [2020-09-21 12:40:21,038 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 12:40:21,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 12:40:21,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 12:40:21,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 12:40:21,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 12:40:21,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 12:40:21,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 12:40:21,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 12:40:21,076 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 12:40:21,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 12:40:21,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 12:40:21,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 12:40:21,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 12:40:21,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 12:40:21,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 12:40:21,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 12:40:21,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 12:40:21,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 12:40:21,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 12:40:21,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 12:40:21,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 12:40:21,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 12:40:21,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 12:40:21,095 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-21 12:40:21,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 12:40:21,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 12:40:21,109 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 12:40:21,111 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 12:40:21,167 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 12:40:21,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 12:40:21,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 12:40:21,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 12:40:21,170 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 12:40:21,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 12:40:21,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 12:40:21,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 12:40:21,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 12:40:21,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 12:40:21,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 12:40:21,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 12:40:21,172 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 12:40:21,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 12:40:21,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 12:40:21,173 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 12:40:21,173 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 12:40:21,173 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 12:40:21,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 12:40:21,175 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 12:40:21,175 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 12:40:21,175 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 12:40:21,176 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 12:40:21,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 12:40:21,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 12:40:21,176 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 12:40:21,176 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-21 12:40:21,177 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 -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;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=1000;interpolation-heuristic=SMALLEST;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=1000;interpolation-heuristic=SMALLEST;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=1000;interpolation-heuristic=SMALLEST;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=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; [2020-09-21 12:40:21,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 12:40:21,715 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 12:40:21,722 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 12:40:21,724 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 12:40:21,724 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 12:40:21,726 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-09-21 12:40:21,817 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eafeaec39/665e872b8d3d4ba599712cb0c5f04fc5/FLAG68a52be6d [2020-09-21 12:40:22,782 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 12:40:22,783 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-09-21 12:40:22,834 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eafeaec39/665e872b8d3d4ba599712cb0c5f04fc5/FLAG68a52be6d [2020-09-21 12:40:23,216 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eafeaec39/665e872b8d3d4ba599712cb0c5f04fc5 [2020-09-21 12:40:23,229 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 12:40:23,236 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 12:40:23,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 12:40:23,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 12:40:23,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 12:40:23,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:40:23" (1/1) ... [2020-09-21 12:40:23,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a671e34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:40:23, skipping insertion in model container [2020-09-21 12:40:23,248 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:40:23" (1/1) ... [2020-09-21 12:40:23,257 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 12:40:23,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 12:40:23,862 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-09-21 12:40:23,869 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-09-21 12:40:24,763 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 12:40:24,763 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 12:40:24,764 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 12:40:24,765 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 12:40:24,766 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 12:40:24,783 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 12:40:24,784 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 12:40:24,787 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 12:40:24,788 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 12:40:24,790 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 12:40:24,791 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 12:40:24,792 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 12:40:24,793 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 12:40:25,300 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-09-21 12:40:25,301 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-09-21 12:40:25,303 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-09-21 12:40:25,304 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-09-21 12:40:25,305 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-09-21 12:40:25,306 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-09-21 12:40:25,307 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-09-21 12:40:25,308 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-09-21 12:40:25,308 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-09-21 12:40:25,309 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-09-21 12:40:25,457 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-09-21 12:40:25,541 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 12:40:25,542 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 12:40:25,608 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 12:40:25,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@153f6180 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:40:25, skipping insertion in model container [2020-09-21 12:40:25,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 12:40:25,610 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-21 12:40:25,614 INFO L168 Benchmark]: Toolchain (without parser) took 2380.95 ms. Allocated memory was 143.7 MB in the beginning and 234.4 MB in the end (delta: 90.7 MB). Free memory was 95.8 MB in the beginning and 166.4 MB in the end (delta: -70.6 MB). Peak memory consumption was 40.1 MB. Max. memory is 7.1 GB. [2020-09-21 12:40:25,615 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 143.7 MB. Free memory was 123.9 MB in the beginning and 123.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 12:40:25,616 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2373.01 ms. Allocated memory was 143.7 MB in the beginning and 234.4 MB in the end (delta: 90.7 MB). Free memory was 95.4 MB in the beginning and 166.4 MB in the end (delta: -71.0 MB). Peak memory consumption was 39.7 MB. Max. memory is 7.1 GB. [2020-09-21 12:40:25,619 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 143.7 MB. Free memory was 123.9 MB in the beginning and 123.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2373.01 ms. Allocated memory was 143.7 MB in the beginning and 234.4 MB in the end (delta: 90.7 MB). Free memory was 95.4 MB in the beginning and 166.4 MB in the end (delta: -71.0 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...