/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -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-d623d84 [2020-07-21 14:56:06,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 14:56:06,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 14:56:06,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 14:56:06,073 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 14:56:06,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 14:56:06,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 14:56:06,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 14:56:06,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 14:56:06,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 14:56:06,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 14:56:06,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 14:56:06,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 14:56:06,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 14:56:06,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 14:56:06,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 14:56:06,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 14:56:06,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 14:56:06,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 14:56:06,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 14:56:06,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 14:56:06,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 14:56:06,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 14:56:06,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 14:56:06,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-21 14:56:06,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 14:56:06,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 14:56:06,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 14:56:06,126 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 14:56:06,127 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 14:56:06,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 14:56:06,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 14:56:06,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 14:56:06,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 14:56:06,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 14:56:06,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 14:56:06,131 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-07-21 14:56:06,161 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 14:56:06,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 14:56:06,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 14:56:06,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 14:56:06,169 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 14:56:06,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 14:56:06,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 14:56:06,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 14:56:06,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 14:56:06,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 14:56:06,170 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 14:56:06,170 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 14:56:06,170 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 14:56:06,171 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 14:56:06,171 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 14:56:06,171 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 14:56:06,171 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 14:56:06,171 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 14:56:06,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 14:56:06,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 14:56:06,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 14:56:06,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 14:56:06,172 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 14:56:06,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 14:56:06,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 14:56:06,173 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 14:56:06,173 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-21 14:56:06,173 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 -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 14:56:06,443 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 14:56:06,456 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 14:56:06,460 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 14:56:06,463 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 14:56:06,465 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 14:56:06,465 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-07-21 14:56:06,530 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67b6eb36f/a0f05d8504c64fe7a5fb6971a815902d/FLAGbb63d89fd [2020-07-21 14:56:07,341 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 14:56:07,342 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_buf_cat_harness.i [2020-07-21 14:56:07,382 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67b6eb36f/a0f05d8504c64fe7a5fb6971a815902d/FLAGbb63d89fd [2020-07-21 14:56:07,885 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67b6eb36f/a0f05d8504c64fe7a5fb6971a815902d [2020-07-21 14:56:07,894 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 14:56:07,896 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 14:56:07,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 14:56:07,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 14:56:07,901 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 14:56:07,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 02:56:07" (1/1) ... [2020-07-21 14:56:07,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65e1d773 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:56:07, skipping insertion in model container [2020-07-21 14:56:07,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 02:56:07" (1/1) ... [2020-07-21 14:56:07,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 14:56:08,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 14:56:08,456 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-07-21 14:56:08,464 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2020-07-21 14:56:09,359 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-21 14:56:09,360 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-21 14:56:09,361 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-21 14:56:09,362 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-21 14:56:09,363 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-21 14:56:09,396 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-21 14:56:09,400 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-21 14:56:09,403 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-21 14:56:09,406 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-21 14:56:09,410 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-21 14:56:09,411 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-21 14:56:09,412 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-21 14:56:09,412 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-21 14:56:09,742 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-07-21 14:56:09,743 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-07-21 14:56:09,744 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-07-21 14:56:09,746 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-07-21 14:56:09,747 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-07-21 14:56:09,748 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-07-21 14:56:09,749 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-07-21 14:56:09,750 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-07-21 14:56:09,751 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-07-21 14:56:09,751 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2020-07-21 14:56:09,893 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2020-07-21 14:56:10,027 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-21 14:56:10,029 WARN L1484 CHandler]: Possible shadowing of function index [2020-07-21 14:56:10,172 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 [2020-07-21 14:56:10,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79d1ca05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:56:10, skipping insertion in model container [2020-07-21 14:56:10,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 14:56:10,177 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-21 14:56:10,182 INFO L168 Benchmark]: Toolchain (without parser) took 2283.69 ms. Allocated memory was 144.7 MB in the beginning and 231.2 MB in the end (delta: 86.5 MB). Free memory was 94.3 MB in the beginning and 161.7 MB in the end (delta: -67.4 MB). Peak memory consumption was 40.7 MB. Max. memory is 7.1 GB. [2020-07-21 14:56:10,183 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 144.7 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 14:56:10,186 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2279.10 ms. Allocated memory was 144.7 MB in the beginning and 231.2 MB in the end (delta: 86.5 MB). Free memory was 93.9 MB in the beginning and 161.7 MB in the end (delta: -67.9 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. [2020-07-21 14:56:10,193 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 144.7 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2279.10 ms. Allocated memory was 144.7 MB in the beginning and 231.2 MB in the end (delta: 86.5 MB). Free memory was 93.9 MB in the beginning and 161.7 MB in the end (delta: -67.9 MB). Peak memory consumption was 40.3 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...