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/memsafety-ext3/freeAlloca_false-valid-free.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5d0219 [2018-11-15 01:25:20,338 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-15 01:25:20,345 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-15 01:25:20,372 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-15 01:25:20,372 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-15 01:25:20,379 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-15 01:25:20,386 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-15 01:25:20,388 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-15 01:25:20,393 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-15 01:25:20,394 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-15 01:25:20,401 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-15 01:25:20,401 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-15 01:25:20,402 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-15 01:25:20,407 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-15 01:25:20,408 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-15 01:25:20,419 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-15 01:25:20,420 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-15 01:25:20,431 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-15 01:25:20,439 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-15 01:25:20,449 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-15 01:25:20,451 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-15 01:25:20,453 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-15 01:25:20,461 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-15 01:25:20,461 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-15 01:25:20,462 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-15 01:25:20,469 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-15 01:25:20,474 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-15 01:25:20,475 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-15 01:25:20,481 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-15 01:25:20,490 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-15 01:25:20,491 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-15 01:25:20,492 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-15 01:25:20,492 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-15 01:25:20,492 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-15 01:25:20,497 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-15 01:25:20,498 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-15 01:25:20,500 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 01:25:20,553 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-15 01:25:20,553 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-15 01:25:20,554 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-15 01:25:20,555 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-15 01:25:20,555 INFO L133 SettingsManager]: * Use SBE=true [2018-11-15 01:25:20,555 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-15 01:25:20,555 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-15 01:25:20,555 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-15 01:25:20,564 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-15 01:25:20,564 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-15 01:25:20,564 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-15 01:25:20,565 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-15 01:25:20,565 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-15 01:25:20,565 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-15 01:25:20,565 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-15 01:25:20,566 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-15 01:25:20,566 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-15 01:25:20,566 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-15 01:25:20,566 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-15 01:25:20,567 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-15 01:25:20,570 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-15 01:25:20,570 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-15 01:25:20,571 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-15 01:25:20,571 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-15 01:25:20,571 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-15 01:25:20,571 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-15 01:25:20,571 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-15 01:25:20,575 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-15 01:25:20,575 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-15 01:25:20,707 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-15 01:25:20,735 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-15 01:25:20,747 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-15 01:25:20,748 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-15 01:25:20,749 INFO L276 PluginConnector]: CDTParser initialized [2018-11-15 01:25:20,749 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext3/freeAlloca_false-valid-free.c [2018-11-15 01:25:20,825 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e8be4e19/910c54afd0dd4161853552e4770ec808/FLAGee947c999 [2018-11-15 01:25:21,661 INFO L298 CDTParser]: Found 1 translation units. [2018-11-15 01:25:21,662 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/memsafety-ext3/freeAlloca_false-valid-free.c [2018-11-15 01:25:21,674 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e8be4e19/910c54afd0dd4161853552e4770ec808/FLAGee947c999 [2018-11-15 01:25:21,702 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e8be4e19/910c54afd0dd4161853552e4770ec808 [2018-11-15 01:25:21,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-15 01:25:21,722 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-15 01:25:21,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-15 01:25:21,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-15 01:25:21,736 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-15 01:25:21,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 01:25:21" (1/1) ... [2018-11-15 01:25:21,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34332990 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:25:21, skipping insertion in model container [2018-11-15 01:25:21,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 01:25:21" (1/1) ... [2018-11-15 01:25:21,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-15 01:25:21,827 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-15 01:25:22,333 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 01:25:22,361 INFO L191 MainTranslator]: Completed pre-run [2018-11-15 01:25:22,414 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 01:25:22,455 INFO L195 MainTranslator]: Completed translation [2018-11-15 01:25:22,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:25:22 WrapperNode [2018-11-15 01:25:22,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-15 01:25:22,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-15 01:25:22,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-15 01:25:22,458 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-15 01:25:22,474 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:25:22" (1/1) ... [2018-11-15 01:25:22,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:25:22" (1/1) ... [2018-11-15 01:25:22,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:25:22" (1/1) ... [2018-11-15 01:25:22,487 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:25:22" (1/1) ... [2018-11-15 01:25:22,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:25:22" (1/1) ... [2018-11-15 01:25:22,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:25:22" (1/1) ... [2018-11-15 01:25:22,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:25:22" (1/1) ... [2018-11-15 01:25:22,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-15 01:25:22,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-15 01:25:22,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-15 01:25:22,565 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-15 01:25:22,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:25:22" (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 01:25:22,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-15 01:25:22,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-15 01:25:22,785 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-15 01:25:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-15 01:25:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-15 01:25:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-15 01:25:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-15 01:25:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-15 01:25:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-11-15 01:25:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-15 01:25:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-15 01:25:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-15 01:25:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-15 01:25:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-11-15 01:25:24,074 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-15 01:25:24,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 01:25:24 BoogieIcfgContainer [2018-11-15 01:25:24,075 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-15 01:25:24,079 INFO L168 Benchmark]: Toolchain (without parser) took 2361.69 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: -36.0 MB). Peak memory consumption was 34.5 MB. Max. memory is 3.9 GB. [2018-11-15 01:25:24,081 INFO L168 Benchmark]: CDTParser took 0.20 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 01:25:24,083 INFO L168 Benchmark]: CACSL2BoogieTranslator took 733.26 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 01:25:24,086 INFO L168 Benchmark]: Boogie Preprocessor took 99.27 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 01:25:24,086 INFO L168 Benchmark]: RCFGBuilder took 1510.72 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: -47.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 3.9 GB. [2018-11-15 01:25:24,094 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 0.20 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 733.26 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 99.27 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 1510.72 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: -47.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...