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_Default.epf -i ../../../trunk/examples/svcomp/memsafety-ext3/freeAlloca_false-valid-free.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5d0219 [2018-11-15 09:52:54,395 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-15 09:52:54,401 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-15 09:52:54,432 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-15 09:52:54,432 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-15 09:52:54,439 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-15 09:52:54,440 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-15 09:52:54,447 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-15 09:52:54,449 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-15 09:52:54,453 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-15 09:52:54,454 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-15 09:52:54,454 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-15 09:52:54,461 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-15 09:52:54,468 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-15 09:52:54,469 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-15 09:52:54,477 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-15 09:52:54,478 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-15 09:52:54,488 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-15 09:52:54,494 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-15 09:52:54,496 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-15 09:52:54,503 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-15 09:52:54,505 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-15 09:52:54,507 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-15 09:52:54,516 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-15 09:52:54,516 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-15 09:52:54,517 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-15 09:52:54,518 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-15 09:52:54,522 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-15 09:52:54,523 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-15 09:52:54,530 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-15 09:52:54,530 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-15 09:52:54,531 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-15 09:52:54,532 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-15 09:52:54,532 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-15 09:52:54,539 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-15 09:52:54,540 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-15 09:52:54,540 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 [2018-11-15 09:52:54,589 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-15 09:52:54,589 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-15 09:52:54,590 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-15 09:52:54,597 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-15 09:52:54,597 INFO L133 SettingsManager]: * Use SBE=true [2018-11-15 09:52:54,597 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-15 09:52:54,598 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-15 09:52:54,599 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-15 09:52:54,599 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-15 09:52:54,599 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-15 09:52:54,601 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-15 09:52:54,601 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-15 09:52:54,601 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-15 09:52:54,601 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-15 09:52:54,602 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-15 09:52:54,602 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-15 09:52:54,602 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-15 09:52:54,602 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-15 09:52:54,602 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-15 09:52:54,603 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-15 09:52:54,603 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-15 09:52:54,603 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-15 09:52:54,603 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-15 09:52:54,603 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-15 09:52:54,609 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-15 09:52:54,609 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-15 09:52:54,727 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-15 09:52:54,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-15 09:52:54,766 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-15 09:52:54,771 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-15 09:52:54,771 INFO L276 PluginConnector]: CDTParser initialized [2018-11-15 09:52:54,772 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext3/freeAlloca_false-valid-free.c [2018-11-15 09:52:54,910 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b763fecfc/e160cf70fd8e4a3c9ffb95710ffe8809/FLAG869753881 [2018-11-15 09:52:55,804 INFO L298 CDTParser]: Found 1 translation units. [2018-11-15 09:52:55,805 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/memsafety-ext3/freeAlloca_false-valid-free.c [2018-11-15 09:52:55,825 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b763fecfc/e160cf70fd8e4a3c9ffb95710ffe8809/FLAG869753881 [2018-11-15 09:52:55,848 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b763fecfc/e160cf70fd8e4a3c9ffb95710ffe8809 [2018-11-15 09:52:55,879 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-15 09:52:55,881 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-15 09:52:55,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-15 09:52:55,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-15 09:52:55,891 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-15 09:52:55,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:52:55" (1/1) ... [2018-11-15 09:52:55,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b9d0e13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:55, skipping insertion in model container [2018-11-15 09:52:55,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:52:55" (1/1) ... [2018-11-15 09:52:55,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-15 09:52:55,980 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-15 09:52:56,473 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 09:52:56,501 INFO L191 MainTranslator]: Completed pre-run [2018-11-15 09:52:56,547 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 09:52:56,594 INFO L195 MainTranslator]: Completed translation [2018-11-15 09:52:56,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:56 WrapperNode [2018-11-15 09:52:56,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-15 09:52:56,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-15 09:52:56,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-15 09:52:56,600 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-15 09:52:56,635 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:56" (1/1) ... [2018-11-15 09:52:56,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:56" (1/1) ... [2018-11-15 09:52:56,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:56" (1/1) ... [2018-11-15 09:52:56,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:56" (1/1) ... [2018-11-15 09:52:56,687 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:56" (1/1) ... [2018-11-15 09:52:56,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:56" (1/1) ... [2018-11-15 09:52:56,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:56" (1/1) ... [2018-11-15 09:52:56,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-15 09:52:56,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-15 09:52:56,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-15 09:52:56,723 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-15 09:52:56,724 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:56" (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 09:52:56,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-15 09:52:56,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-15 09:52:56,939 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-15 09:52:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-15 09:52:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-15 09:52:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-15 09:52:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-15 09:52:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-15 09:52:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-15 09:52:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-15 09:52:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-15 09:52:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-15 09:52:56,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-15 09:52:56,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-15 09:52:58,348 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-15 09:52:58,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:52:58 BoogieIcfgContainer [2018-11-15 09:52:58,349 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-15 09:52:58,352 INFO L168 Benchmark]: Toolchain (without parser) took 2472.35 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: -35.9 MB). Peak memory consumption was 34.5 MB. Max. memory is 3.9 GB. [2018-11-15 09:52:58,354 INFO L168 Benchmark]: CDTParser took 0.18 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 09:52:58,355 INFO L168 Benchmark]: CACSL2BoogieTranslator took 716.99 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 09:52:58,357 INFO L168 Benchmark]: Boogie Preprocessor took 113.37 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 09:52:58,358 INFO L168 Benchmark]: RCFGBuilder took 1626.34 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: -47.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 3.9 GB. [2018-11-15 09:52:58,376 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 0.18 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 716.99 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 113.37 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 1626.34 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: -47.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...