java -ea -Xmx8000000000 -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/derefAfterFree1_false-valid-deref.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0cd0241 [2018-11-18 05:56:51,470 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 05:56:51,472 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 05:56:51,485 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 05:56:51,486 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 05:56:51,487 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 05:56:51,488 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 05:56:51,490 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 05:56:51,492 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 05:56:51,493 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 05:56:51,494 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 05:56:51,495 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 05:56:51,496 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 05:56:51,497 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 05:56:51,498 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 05:56:51,499 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 05:56:51,500 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 05:56:51,502 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 05:56:51,504 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 05:56:51,506 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 05:56:51,508 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 05:56:51,509 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 05:56:51,512 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-18 05:56:51,520 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 05:56:51,520 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 05:56:51,521 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 05:56:51,522 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 05:56:51,522 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 [2018-11-18 05:56:51,539 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 05:56:51,539 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 05:56:51,540 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 05:56:51,541 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 05:56:51,541 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 05:56:51,541 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 05:56:51,541 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 05:56:51,541 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 05:56:51,542 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 05:56:51,542 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 05:56:51,542 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 05:56:51,542 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-18 05:56:51,542 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-18 05:56:51,543 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-18 05:56:51,543 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 05:56:51,543 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 05:56:51,543 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 05:56:51,543 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 05:56:51,543 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 05:56:51,544 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 05:56:51,544 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 05:56:51,544 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 05:56:51,544 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 05:56:51,544 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 05:56:51,545 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 05:56:51,545 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 05:56:51,545 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 05:56:51,545 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 05:56:51,546 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 05:56:51,546 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 05:56:51,591 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 05:56:51,608 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 05:56:51,613 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 05:56:51,615 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 05:56:51,616 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 05:56:51,618 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext3/derefAfterFree1_false-valid-deref.c [2018-11-18 05:56:51,701 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb5a7b30b/05bb276dd1244619a5f257c5e5172660/FLAGf184e249a [2018-11-18 05:56:52,207 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 05:56:52,208 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/memsafety-ext3/derefAfterFree1_false-valid-deref.c [2018-11-18 05:56:52,214 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb5a7b30b/05bb276dd1244619a5f257c5e5172660/FLAGf184e249a [2018-11-18 05:56:52,538 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb5a7b30b/05bb276dd1244619a5f257c5e5172660 [2018-11-18 05:56:52,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 05:56:52,551 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-18 05:56:52,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 05:56:52,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 05:56:52,556 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 05:56:52,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:56:52" (1/1) ... [2018-11-18 05:56:52,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6518b5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:52, skipping insertion in model container [2018-11-18 05:56:52,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:56:52" (1/1) ... [2018-11-18 05:56:52,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 05:56:52,588 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 05:56:52,835 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 05:56:52,855 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 05:56:52,878 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 05:56:52,909 INFO L195 MainTranslator]: Completed translation [2018-11-18 05:56:52,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:52 WrapperNode [2018-11-18 05:56:52,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 05:56:52,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 05:56:52,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 05:56:52,911 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 05:56:52,928 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:52" (1/1) ... [2018-11-18 05:56:52,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:52" (1/1) ... [2018-11-18 05:56:52,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:52" (1/1) ... [2018-11-18 05:56:52,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:52" (1/1) ... [2018-11-18 05:56:52,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:52" (1/1) ... [2018-11-18 05:56:52,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:52" (1/1) ... [2018-11-18 05:56:52,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:52" (1/1) ... [2018-11-18 05:56:52,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 05:56:52,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 05:56:52,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 05:56:52,980 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 05:56:52,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:52" (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 [2018-11-18 05:56:53,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 05:56:53,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 05:56:53,133 INFO L138 BoogieDeclarations]: Found implementation of procedure freePointer [2018-11-18 05:56:53,133 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 05:56:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 05:56:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 05:56:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure freePointer [2018-11-18 05:56:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 05:56:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 05:56:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 05:56:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 05:56:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 05:56:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 05:56:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 05:56:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 05:56:53,640 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 05:56:53,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:56:53 BoogieIcfgContainer [2018-11-18 05:56:53,641 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 05:56:53,644 INFO L168 Benchmark]: Toolchain (without parser) took 1094.14 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 724.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -763.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 7.1 GB. [2018-11-18 05:56:53,647 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-18 05:56:53,647 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.24 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-11-18 05:56:53,649 INFO L168 Benchmark]: Boogie Preprocessor took 68.75 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-18 05:56:53,649 INFO L168 Benchmark]: RCFGBuilder took 661.45 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 724.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -773.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2018-11-18 05:56:53,654 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 0.31 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 358.24 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 68.75 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 661.45 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 724.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -773.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...