/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.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 18:31:20,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 18:31:20,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 18:31:20,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 18:31:20,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 18:31:20,537 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 18:31:20,538 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 18:31:20,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 18:31:20,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 18:31:20,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 18:31:20,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 18:31:20,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 18:31:20,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 18:31:20,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 18:31:20,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 18:31:20,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 18:31:20,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 18:31:20,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 18:31:20,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 18:31:20,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 18:31:20,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 18:31:20,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 18:31:20,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 18:31:20,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 18:31:20,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-17 18:31:20,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 18:31:20,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 18:31:20,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 18:31:20,568 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-07-17 18:31:20,577 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 18:31:20,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 18:31:20,579 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 18:31:20,579 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 18:31:20,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 18:31:20,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 18:31:20,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 18:31:20,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 18:31:20,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 18:31:20,580 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 18:31:20,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 18:31:20,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 18:31:20,581 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-17 18:31:20,581 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 18:31:20,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 18:31:20,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 18:31:20,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 18:31:20,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-17 18:31:20,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 18:31:20,582 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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: Use separate solver for trace checks -> true [2020-07-17 18:31:20,952 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 18:31:20,965 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 18:31:20,969 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 18:31:20,971 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 18:31:20,971 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 18:31:20,972 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-07-17 18:31:21,040 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49c3186aa/e81fb59e078f43618f3a2288fc630d9e/FLAGe4b72230f [2020-07-17 18:31:21,879 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 18:31:21,880 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-07-17 18:31:21,916 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49c3186aa/e81fb59e078f43618f3a2288fc630d9e/FLAGe4b72230f [2020-07-17 18:31:22,375 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49c3186aa/e81fb59e078f43618f3a2288fc630d9e [2020-07-17 18:31:22,383 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 18:31:22,387 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 18:31:22,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 18:31:22,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 18:31:22,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 18:31:22,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 06:31:22" (1/1) ... [2020-07-17 18:31:22,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e642236 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 06:31:22, skipping insertion in model container [2020-07-17 18:31:22,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 06:31:22" (1/1) ... [2020-07-17 18:31:22,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 18:31:22,547 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 18:31:22,963 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-07-17 18:31:22,971 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-07-17 18:31:23,794 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-17 18:31:23,795 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-17 18:31:23,795 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-17 18:31:23,796 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-17 18:31:23,797 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-17 18:31:23,813 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-17 18:31:23,814 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-17 18:31:23,817 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-17 18:31:23,818 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-17 18:31:23,821 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-17 18:31:23,822 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-17 18:31:23,823 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-17 18:31:23,823 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-17 18:31:24,199 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-07-17 18:31:24,201 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-07-17 18:31:24,202 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-07-17 18:31:24,204 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-07-17 18:31:24,206 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-07-17 18:31:24,207 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-07-17 18:31:24,208 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-07-17 18:31:24,208 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-07-17 18:31:24,209 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-07-17 18:31:24,210 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-07-17 18:31:24,334 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-07-17 18:31:24,440 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-17 18:31:24,440 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-17 18:31:24,535 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 [2020-07-17 18:31:24,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5389a30c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 06:31:24, skipping insertion in model container [2020-07-17 18:31:24,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 18:31:24,536 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-17 18:31:24,542 INFO L168 Benchmark]: Toolchain (without parser) took 2153.23 ms. Allocated memory was 141.0 MB in the beginning and 230.7 MB in the end (delta: 89.7 MB). Free memory was 93.7 MB in the beginning and 160.6 MB in the end (delta: -66.9 MB). Peak memory consumption was 41.5 MB. Max. memory is 7.1 GB. [2020-07-17 18:31:24,543 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 141.0 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 18:31:24,545 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2148.57 ms. Allocated memory was 141.0 MB in the beginning and 230.7 MB in the end (delta: 89.7 MB). Free memory was 93.5 MB in the beginning and 160.6 MB in the end (delta: -67.1 MB). Peak memory consumption was 41.3 MB. Max. memory is 7.1 GB. [2020-07-17 18:31:24,549 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 141.0 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2148.57 ms. Allocated memory was 141.0 MB in the beginning and 230.7 MB in the end (delta: 89.7 MB). Free memory was 93.5 MB in the beginning and 160.6 MB in the end (delta: -67.1 MB). Peak memory consumption was 41.3 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...