/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 --rcfgbuilder.size.of.a.code.block SingleStatement --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=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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-c90d42b [2020-09-25 05:48:14,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 05:48:14,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 05:48:14,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 05:48:14,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 05:48:14,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 05:48:14,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 05:48:14,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 05:48:14,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 05:48:14,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 05:48:14,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 05:48:14,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 05:48:14,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 05:48:14,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 05:48:14,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 05:48:14,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 05:48:14,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 05:48:14,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 05:48:14,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 05:48:14,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 05:48:14,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 05:48:14,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 05:48:14,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 05:48:14,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 05:48:14,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-25 05:48:14,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 05:48:14,971 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 05:48:14,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 05:48:14,973 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 [2020-09-25 05:48:15,020 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 05:48:15,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 05:48:15,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 05:48:15,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 05:48:15,023 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 05:48:15,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 05:48:15,024 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 05:48:15,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 05:48:15,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 05:48:15,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 05:48:15,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 05:48:15,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 05:48:15,026 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 05:48:15,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 05:48:15,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 05:48:15,026 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 05:48:15,027 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 05:48:15,027 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 05:48:15,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 05:48:15,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 05:48:15,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 05:48:15,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 05:48:15,028 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 05:48:15,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 05:48:15,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 05:48:15,029 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 05:48:15,029 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 05:48:15,029 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.rcfgbuilder: Size of a code block -> SingleStatement 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=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;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=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;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=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;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=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;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=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;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=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; [2020-09-25 05:48:15,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 05:48:15,524 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 05:48:15,528 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 05:48:15,530 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 05:48:15,531 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 05:48:15,532 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-09-25 05:48:15,607 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27e0fa6ef/d7fb447a04b54b828894ff86754cf99e/FLAGfa1df4005 [2020-09-25 05:48:16,549 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 05:48:16,550 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-09-25 05:48:16,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27e0fa6ef/d7fb447a04b54b828894ff86754cf99e/FLAGfa1df4005 [2020-09-25 05:48:16,966 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27e0fa6ef/d7fb447a04b54b828894ff86754cf99e [2020-09-25 05:48:16,982 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 05:48:16,989 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 05:48:16,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 05:48:16,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 05:48:16,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 05:48:16,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:48:16" (1/1) ... [2020-09-25 05:48:17,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22d0cd25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:16, skipping insertion in model container [2020-09-25 05:48:17,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:48:16" (1/1) ... [2020-09-25 05:48:17,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 05:48:17,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 05:48:17,602 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-09-25 05:48:17,609 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-09-25 05:48:18,561 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 05:48:18,562 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 05:48:18,563 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 05:48:18,564 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 05:48:18,565 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 05:48:18,582 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 05:48:18,583 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 05:48:18,587 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 05:48:18,588 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 05:48:18,590 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 05:48:18,591 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 05:48:18,592 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 05:48:18,592 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 05:48:19,056 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-09-25 05:48:19,057 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-09-25 05:48:19,063 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-09-25 05:48:19,064 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-09-25 05:48:19,065 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-09-25 05:48:19,066 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-09-25 05:48:19,067 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-09-25 05:48:19,068 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-09-25 05:48:19,068 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-09-25 05:48:19,069 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-09-25 05:48:19,283 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-09-25 05:48:19,476 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 05:48:19,477 WARN L1484 CHandler]: Possible shadowing of function index [2020-09-25 05:48:19,568 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 [2020-09-25 05:48:19,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4861ada4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:19, skipping insertion in model container [2020-09-25 05:48:19,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 05:48:19,571 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-25 05:48:19,576 INFO L168 Benchmark]: Toolchain (without parser) took 2589.70 ms. Allocated memory was 140.0 MB in the beginning and 232.8 MB in the end (delta: 92.8 MB). Free memory was 93.3 MB in the beginning and 164.0 MB in the end (delta: -70.7 MB). Peak memory consumption was 41.2 MB. Max. memory is 7.1 GB. [2020-09-25 05:48:19,577 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-25 05:48:19,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2581.53 ms. Allocated memory was 140.0 MB in the beginning and 232.8 MB in the end (delta: 92.8 MB). Free memory was 92.6 MB in the beginning and 164.0 MB in the end (delta: -71.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 7.1 GB. [2020-09-25 05:48:19,581 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2581.53 ms. Allocated memory was 140.0 MB in the beginning and 232.8 MB in the end (delta: 92.8 MB). Free memory was 92.6 MB in the beginning and 164.0 MB in the end (delta: -71.4 MB). Peak memory consumption was 40.5 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...