java -ea -Xmx4000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/array-memsafety/diff_usafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5d0219 [2018-11-15 01:22:47,341 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-15 01:22:47,343 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-15 01:22:47,374 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-15 01:22:47,374 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-15 01:22:47,377 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-15 01:22:47,379 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-15 01:22:47,385 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-15 01:22:47,391 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-15 01:22:47,392 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-15 01:22:47,404 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-15 01:22:47,404 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-15 01:22:47,405 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-15 01:22:47,409 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-15 01:22:47,414 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-15 01:22:47,415 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-15 01:22:47,421 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-15 01:22:47,425 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-15 01:22:47,432 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-15 01:22:47,439 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-15 01:22:47,440 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-15 01:22:47,447 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-15 01:22:47,455 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-15 01:22:47,478 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-11-15 01:22:47,525 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-15 01:22:47,528 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-15 01:22:47,529 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-15 01:22:47,530 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-15 01:22:47,534 INFO L133 SettingsManager]: * Use SBE=true [2018-11-15 01:22:47,534 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-15 01:22:47,535 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-15 01:22:47,535 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-15 01:22:47,535 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-15 01:22:47,535 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-15 01:22:47,535 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-15 01:22:47,536 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-15 01:22:47,536 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-15 01:22:47,536 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-15 01:22:47,536 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-15 01:22:47,536 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-15 01:22:47,537 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-15 01:22:47,542 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-15 01:22:47,542 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-15 01:22:47,542 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-15 01:22:47,543 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-15 01:22:47,543 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-15 01:22:47,543 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-15 01:22:47,543 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-15 01:22:47,544 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-15 01:22:47,544 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-15 01:22:47,544 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-15 01:22:47,544 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-15 01:22:47,545 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-15 01:22:47,654 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-15 01:22:47,683 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-15 01:22:47,694 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-15 01:22:47,695 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-15 01:22:47,699 INFO L276 PluginConnector]: CDTParser initialized [2018-11-15 01:22:47,700 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/diff_usafe_false-valid-deref.i [2018-11-15 01:22:47,831 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e296c4277/c8dee8c4023846f1aa4d8930c638fdcd/FLAG7a0c59778 [2018-11-15 01:22:48,689 INFO L298 CDTParser]: Found 1 translation units. [2018-11-15 01:22:48,690 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/diff_usafe_false-valid-deref.i [2018-11-15 01:22:48,698 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e296c4277/c8dee8c4023846f1aa4d8930c638fdcd/FLAG7a0c59778 [2018-11-15 01:22:48,725 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e296c4277/c8dee8c4023846f1aa4d8930c638fdcd [2018-11-15 01:22:48,740 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-15 01:22:48,743 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-15 01:22:48,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-15 01:22:48,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-15 01:22:48,756 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-15 01:22:48,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 01:22:48" (1/1) ... [2018-11-15 01:22:48,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a3ae6c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:22:48, skipping insertion in model container [2018-11-15 01:22:48,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 01:22:48" (1/1) ... [2018-11-15 01:22:48,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-15 01:22:48,854 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-15 01:22:49,391 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 01:22:49,433 INFO L191 MainTranslator]: Completed pre-run [2018-11-15 01:22:49,493 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 01:22:49,539 INFO L195 MainTranslator]: Completed translation [2018-11-15 01:22:49,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:22:49 WrapperNode [2018-11-15 01:22:49,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-15 01:22:49,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-15 01:22:49,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-15 01:22:49,543 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-15 01:22:49,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:22:49" (1/1) ... [2018-11-15 01:22:49,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:22:49" (1/1) ... [2018-11-15 01:22:49,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:22:49" (1/1) ... [2018-11-15 01:22:49,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:22:49" (1/1) ... [2018-11-15 01:22:49,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:22:49" (1/1) ... [2018-11-15 01:22:49,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:22:49" (1/1) ... [2018-11-15 01:22:49,671 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:22:49" (1/1) ... [2018-11-15 01:22:49,684 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-15 01:22:49,685 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-15 01:22:49,685 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-15 01:22:49,685 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-15 01:22:49,691 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:22:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-15 01:22:49,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-15 01:22:49,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-15 01:22:49,907 INFO L138 BoogieDeclarations]: Found implementation of procedure diff [2018-11-15 01:22:49,907 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-15 01:22:49,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-15 01:22:49,911 INFO L130 BoogieDeclarations]: Found specification of procedure diff [2018-11-15 01:22:49,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-15 01:22:49,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-15 01:22:49,911 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-15 01:22:49,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-15 01:22:49,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-15 01:22:49,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-15 01:22:49,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-15 01:22:51,716 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-15 01:22:51,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 01:22:51 BoogieIcfgContainer [2018-11-15 01:22:51,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-15 01:22:51,722 INFO L168 Benchmark]: Toolchain (without parser) took 2979.34 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: -35.8 MB). Peak memory consumption was 34.7 MB. Max. memory is 3.9 GB. [2018-11-15 01:22:51,730 INFO L168 Benchmark]: CDTParser took 0.22 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. [2018-11-15 01:22:51,731 INFO L168 Benchmark]: CACSL2BoogieTranslator took 797.44 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-15 01:22:51,734 INFO L168 Benchmark]: Boogie Preprocessor took 141.78 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-15 01:22:51,735 INFO L168 Benchmark]: RCFGBuilder took 2032.79 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: -47.1 MB). Peak memory consumption was 23.4 MB. Max. memory is 3.9 GB. [2018-11-15 01:22:51,742 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 0.22 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 797.44 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 141.78 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. * RCFGBuilder took 2032.79 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: -47.1 MB). Peak memory consumption was 23.4 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...