/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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 0.2.0-7d8eed3 [2020-11-07 07:08:08,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-07 07:08:08,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-07 07:08:08,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-11-07 07:08:09,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-07 07:08:09,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-07 07:08:09,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-07 07:08:09,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-07 07:08:09,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-07 07:08:09,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-07 07:08:09,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-07 07:08:09,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-07 07:08:09,060 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-07 07:08:09,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-07 07:08:09,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-07 07:08:09,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-07 07:08:09,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-07 07:08:09,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-07 07:08:09,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-07 07:08:09,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-07 07:08:09,097 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-11-07 07:08:09,122 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-07 07:08:09,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-07 07:08:09,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-07 07:08:09,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-07 07:08:09,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-07 07:08:09,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-07 07:08:09,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-07 07:08:09,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-07 07:08:09,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-07 07:08:09,128 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-07 07:08:09,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-07 07:08:09,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-07 07:08:09,130 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-11-07 07:08:09,130 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-07 07:08:09,130 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-07 07:08:09,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-07 07:08:09,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-07 07:08:09,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-11-07 07:08:09,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-07 07:08:09,131 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-11-07 07:08:09,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-07 07:08:09,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-07 07:08:09,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-07 07:08:09,543 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-07 07:08:09,544 INFO L275 PluginConnector]: CDTParser initialized [2020-11-07 07:08:09,545 INFO L432 ainManager$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 [2020-11-07 07:08:09,620 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83e8e3392/64a94e95fa3643feb595b064a675bf62/FLAG23ff6c8a3 [2020-11-07 07:08:10,803 INFO L306 CDTParser]: Found 1 translation units. [2020-11-07 07:08:10,807 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-11-07 07:08:10,869 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83e8e3392/64a94e95fa3643feb595b064a675bf62/FLAG23ff6c8a3 [2020-11-07 07:08:11,212 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83e8e3392/64a94e95fa3643feb595b064a675bf62 [2020-11-07 07:08:11,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-07 07:08:11,223 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-07 07:08:11,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-07 07:08:11,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-07 07:08:11,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-07 07:08:11,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:08:11" (1/1) ... [2020-11-07 07:08:11,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@110fe57f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:11, skipping insertion in model container [2020-11-07 07:08:11,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:08:11" (1/1) ... [2020-11-07 07:08:11,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-07 07:08:11,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-07 07:08:11,662 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-11-07 07:08:11,670 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-11-07 07:08:12,634 WARN L1500 CHandler]: Possible shadowing of function index [2020-11-07 07:08:12,635 WARN L1500 CHandler]: Possible shadowing of function index [2020-11-07 07:08:12,636 WARN L1500 CHandler]: Possible shadowing of function index [2020-11-07 07:08:12,637 WARN L1500 CHandler]: Possible shadowing of function index [2020-11-07 07:08:12,638 WARN L1500 CHandler]: Possible shadowing of function index [2020-11-07 07:08:12,654 WARN L1500 CHandler]: Possible shadowing of function index [2020-11-07 07:08:12,655 WARN L1500 CHandler]: Possible shadowing of function index [2020-11-07 07:08:12,658 WARN L1500 CHandler]: Possible shadowing of function index [2020-11-07 07:08:12,659 WARN L1500 CHandler]: Possible shadowing of function index [2020-11-07 07:08:12,661 WARN L1500 CHandler]: Possible shadowing of function index [2020-11-07 07:08:12,662 WARN L1500 CHandler]: Possible shadowing of function index [2020-11-07 07:08:12,663 WARN L1500 CHandler]: Possible shadowing of function index [2020-11-07 07:08:12,663 WARN L1500 CHandler]: Possible shadowing of function index [2020-11-07 07:08:13,114 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-11-07 07:08:13,116 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-11-07 07:08:13,117 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-11-07 07:08:13,119 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-11-07 07:08:13,121 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-11-07 07:08:13,122 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-11-07 07:08:13,123 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-11-07 07:08:13,124 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-11-07 07:08:13,125 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-11-07 07:08:13,126 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-11-07 07:08:13,326 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-11-07 07:08:13,469 WARN L1500 CHandler]: Possible shadowing of function index [2020-11-07 07:08:13,469 WARN L1500 CHandler]: Possible shadowing of function index [2020-11-07 07:08:13,554 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 [2020-11-07 07:08:13,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@519e636a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:13, skipping insertion in model container [2020-11-07 07:08:13,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-07 07:08:13,555 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-07 07:08:13,560 INFO L168 Benchmark]: Toolchain (without parser) took 2339.04 ms. Allocated memory is still 153.1 MB. Free memory was 119.7 MB in the beginning and 117.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 40.6 MB. Max. memory is 8.0 GB. [2020-11-07 07:08:13,564 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 125.8 MB. Free memory was 102.2 MB in the beginning and 102.1 MB in the end (delta: 69.7 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-07 07:08:13,567 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2330.56 ms. Allocated memory is still 153.1 MB. Free memory was 119.1 MB in the beginning and 117.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 39.5 MB. Max. memory is 8.0 GB. [2020-11-07 07:08:13,571 INFO L339 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 125.8 MB. Free memory was 102.2 MB in the beginning and 102.1 MB in the end (delta: 69.7 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 2330.56 ms. Allocated memory is still 153.1 MB. Free memory was 119.1 MB in the beginning and 117.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 39.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9148]: 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...