java -ea -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/list-simple/sll2n_append_equal_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-cde60e6 [2018-11-26 23:44:57,405 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 23:44:57,410 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 23:44:57,445 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 23:44:57,446 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 23:44:57,447 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 23:44:57,451 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 23:44:57,456 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 23:44:57,461 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 23:44:57,463 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 23:44:57,474 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 23:44:57,474 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 23:44:57,476 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 23:44:57,482 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 23:44:57,483 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 23:44:57,488 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 23:44:57,490 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 23:44:57,498 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 23:44:57,503 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 23:44:57,505 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 23:44:57,511 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 23:44:57,514 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 23:44:57,522 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-26 23:44:57,522 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-26 23:44:57,523 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-26 23:44:57,523 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-26 23:44:57,524 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-26 23:44:57,531 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-26 23:44:57,534 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-26 23:44:57,538 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-26 23:44:57,538 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-26 23:44:57,540 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-26 23:44:57,541 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 23:44:57,544 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 23:44:57,545 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 23:44:57,546 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 23:44:57,546 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-11-26 23:44:57,587 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 23:44:57,587 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 23:44:57,592 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-26 23:44:57,592 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-26 23:44:57,593 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 23:44:57,593 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 23:44:57,593 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 23:44:57,594 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 23:44:57,594 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-26 23:44:57,594 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-26 23:44:57,594 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 23:44:57,594 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-26 23:44:57,595 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 23:44:57,595 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-26 23:44:57,595 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-26 23:44:57,600 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-26 23:44:57,600 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-26 23:44:57,600 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-26 23:44:57,600 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 23:44:57,601 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 23:44:57,601 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 23:44:57,601 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-26 23:44:57,601 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-26 23:44:57,601 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-26 23:44:57,602 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 23:44:57,602 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-26 23:44:57,602 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-26 23:44:57,602 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-26 23:44:57,602 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-26 23:44:57,694 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 23:44:57,732 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 23:44:57,743 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 23:44:57,747 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 23:44:57,747 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 23:44:57,749 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2n_append_equal_true-unreach-call_true-valid-memsafety.i [2018-11-26 23:44:57,911 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee8f06ada/58ab621a97d4434d844aec33fe8e23fe/FLAG57acfdc21 [2018-11-26 23:44:59,040 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 23:44:59,041 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2n_append_equal_true-unreach-call_true-valid-memsafety.i [2018-11-26 23:44:59,081 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee8f06ada/58ab621a97d4434d844aec33fe8e23fe/FLAG57acfdc21 [2018-11-26 23:44:59,555 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee8f06ada/58ab621a97d4434d844aec33fe8e23fe [2018-11-26 23:44:59,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 23:44:59,583 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-26 23:44:59,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 23:44:59,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 23:44:59,598 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 23:44:59,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:44:59" (1/1) ... [2018-11-26 23:44:59,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55ff21c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:59, skipping insertion in model container [2018-11-26 23:44:59,612 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:44:59" (1/1) ... [2018-11-26 23:44:59,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 23:44:59,746 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 23:45:00,638 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 23:45:00,677 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 23:45:01,023 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 23:45:01,175 INFO L195 MainTranslator]: Completed translation [2018-11-26 23:45:01,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:01 WrapperNode [2018-11-26 23:45:01,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 23:45:01,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 23:45:01,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 23:45:01,176 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 23:45:01,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:01" (1/1) ... [2018-11-26 23:45:01,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:01" (1/1) ... [2018-11-26 23:45:01,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:01" (1/1) ... [2018-11-26 23:45:01,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:01" (1/1) ... [2018-11-26 23:45:01,327 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:01" (1/1) ... [2018-11-26 23:45:01,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:01" (1/1) ... [2018-11-26 23:45:01,356 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:01" (1/1) ... [2018-11-26 23:45:01,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 23:45:01,397 INFO L168 Benchmark]: Toolchain (without parser) took 1815.31 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -39.0 MB). There was no memory consumed. Max. memory is 3.9 GB. [2018-11-26 23:45:01,406 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-26 23:45:01,406 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1586.32 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -50.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 3.9 GB. [2018-11-26 23:45:01,407 INFO L168 Benchmark]: Boogie Preprocessor took 215.44 ms. Allocated memory is still 2.0 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-26 23:45:01,421 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 1586.32 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -50.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 215.44 ms. Allocated memory is still 2.0 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...