/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 interpolation-heuristic=FIRST --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 11:35:55,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:35:55,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:35:55,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:35:55,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:35:55,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:35:55,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:35:55,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:35:55,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:35:55,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:35:55,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:35:55,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:35:55,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:35:55,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:35:55,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:35:55,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:35:55,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:35:55,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:35:55,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:35:55,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:35:55,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:35:55,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:35:55,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:35:55,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:35:55,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-21 11:35:55,509 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:35:55,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:35:55,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:35:55,512 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 11:35:55,538 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:35:55,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:35:55,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:35:55,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:35:55,540 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:35:55,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:35:55,540 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:35:55,540 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:35:55,540 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:35:55,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:35:55,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:35:55,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:35:55,541 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:35:55,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:35:55,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:35:55,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:35:55,542 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:35:55,542 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:35:55,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:35:55,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:35:55,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:35:55,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:35:55,544 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:35:55,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:35:55,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:35:55,544 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:35:55,544 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-21 11:35:55,545 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;interpolation-heuristic=FIRST;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;interpolation-heuristic=FIRST;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;interpolation-heuristic=FIRST;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;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:35:56,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:35:56,061 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:35:56,066 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:35:56,067 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:35:56,068 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:35:56,069 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-09-21 11:35:56,143 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bf1b256b4/740eaf9d690541d7afeac88a81fbe12c/FLAG7ccfced99 [2020-09-21 11:35:57,184 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:35:57,186 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-09-21 11:35:57,238 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bf1b256b4/740eaf9d690541d7afeac88a81fbe12c/FLAG7ccfced99 [2020-09-21 11:35:57,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bf1b256b4/740eaf9d690541d7afeac88a81fbe12c [2020-09-21 11:35:57,535 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:35:57,542 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:35:57,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:35:57,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:35:57,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:35:57,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:35:57" (1/1) ... [2020-09-21 11:35:57,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2939d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:35:57, skipping insertion in model container [2020-09-21 11:35:57,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:35:57" (1/1) ... [2020-09-21 11:35:57,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:35:57,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:35:58,142 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-09-21 11:35:58,148 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-09-21 11:35:58,944 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 11:35:58,945 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 11:35:58,945 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 11:35:58,946 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 11:35:58,947 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 11:35:58,963 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 11:35:58,964 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 11:35:58,966 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 11:35:58,967 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 11:35:58,969 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 11:35:58,970 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 11:35:58,971 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 11:35:58,972 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 11:35:59,410 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-09-21 11:35:59,412 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-09-21 11:35:59,413 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-09-21 11:35:59,414 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-09-21 11:35:59,416 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-09-21 11:35:59,417 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-09-21 11:35:59,418 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-09-21 11:35:59,418 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-09-21 11:35:59,419 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-09-21 11:35:59,420 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-09-21 11:35:59,573 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-09-21 11:35:59,672 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 11:35:59,673 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-21 11:35:59,743 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 11:35:59,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7033c03d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:35:59, skipping insertion in model container [2020-09-21 11:35:59,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:35:59,745 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-21 11:35:59,750 INFO L168 Benchmark]: Toolchain (without parser) took 2210.48 ms. Allocated memory was 148.4 MB in the beginning and 235.4 MB in the end (delta: 87.0 MB). Free memory was 95.0 MB in the beginning and 165.2 MB in the end (delta: -70.2 MB). Peak memory consumption was 41.6 MB. Max. memory is 7.1 GB. [2020-09-21 11:35:59,752 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 148.4 MB. Free memory was 122.9 MB in the beginning and 122.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 11:35:59,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2202.75 ms. Allocated memory was 148.4 MB in the beginning and 235.4 MB in the end (delta: 87.0 MB). Free memory was 94.3 MB in the beginning and 165.2 MB in the end (delta: -70.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 7.1 GB. [2020-09-21 11:35:59,758 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 148.4 MB. Free memory was 122.9 MB in the beginning and 122.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2202.75 ms. Allocated memory was 148.4 MB in the beginning and 235.4 MB in the end (delta: 87.0 MB). Free memory was 94.3 MB in the beginning and 165.2 MB in the end (delta: -70.9 MB). Peak memory consumption was 40.9 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...