./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/cmp-freed-ptr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/cmp-freed-ptr.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3444bab46e3acd40907f623c997f9115bc97543a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/cmp-freed-ptr.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3444bab46e3acd40907f623c997f9115bc97543a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:56:07,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:56:07,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:56:07,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:56:07,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:56:07,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:56:07,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:56:07,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:56:07,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:56:07,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:56:07,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:56:07,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:56:07,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:56:07,281 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:56:07,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:56:07,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:56:07,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:56:07,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:56:07,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:56:07,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:56:07,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:56:07,328 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:56:07,332 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:56:07,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:56:07,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:56:07,344 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:56:07,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:56:07,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:56:07,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:56:07,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:56:07,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:56:07,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:56:07,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:56:07,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:56:07,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:56:07,367 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:56:07,368 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:56:07,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:56:07,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:56:07,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:56:07,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:56:07,377 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:56:07,418 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:56:07,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:56:07,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:56:07,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:56:07,428 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:56:07,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:56:07,429 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:56:07,429 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:56:07,429 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:56:07,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:56:07,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:56:07,433 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:56:07,433 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:56:07,436 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:56:07,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:56:07,437 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:56:07,437 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:56:07,438 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:56:07,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:56:07,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:56:07,439 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:56:07,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:56:07,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:56:07,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:56:07,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:56:07,442 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:56:07,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:56:07,444 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3444bab46e3acd40907f623c997f9115bc97543a [2019-11-26 17:56:08,083 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:56:08,118 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:56:08,124 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:56:08,131 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:56:08,132 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:56:08,133 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/cmp-freed-ptr.i [2019-11-26 17:56:08,299 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ad49b4dc/3cc4ed62edb24611a0084ad442ecba7a/FLAGe9535e34b [2019-11-26 17:56:09,469 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:56:09,472 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/cmp-freed-ptr.i [2019-11-26 17:56:09,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ad49b4dc/3cc4ed62edb24611a0084ad442ecba7a/FLAGe9535e34b [2019-11-26 17:56:09,546 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ad49b4dc/3cc4ed62edb24611a0084ad442ecba7a [2019-11-26 17:56:09,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:56:09,557 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:56:09,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:09,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:56:09,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:56:09,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:09" (1/1) ... [2019-11-26 17:56:09,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4787b06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:09, skipping insertion in model container [2019-11-26 17:56:09,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:09" (1/1) ... [2019-11-26 17:56:09,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:56:09,698 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:56:10,072 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:56:10,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@631d2f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:10, skipping insertion in model container [2019-11-26 17:56:10,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:10,078 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:56:10,082 INFO L168 Benchmark]: Toolchain (without parser) took 522.62 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:10,088 INFO L168 Benchmark]: CDTParser took 1.59 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:56:10,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 513.94 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:10,096 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 513.94 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 128]: Unsupported Syntax Undefined type __fsid_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:56:14,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:56:14,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:56:14,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:56:14,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:56:14,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:56:14,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:56:14,076 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:56:14,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:56:14,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:56:14,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:56:14,093 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:56:14,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:56:14,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:56:14,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:56:14,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:56:14,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:56:14,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:56:14,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:56:14,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:56:14,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:56:14,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:56:14,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:56:14,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:56:14,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:56:14,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:56:14,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:56:14,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:56:14,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:56:14,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:56:14,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:56:14,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:56:14,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:56:14,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:56:14,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:56:14,179 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:56:14,180 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:56:14,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:56:14,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:56:14,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:56:14,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:56:14,190 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:56:14,233 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:56:14,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:56:14,239 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:56:14,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:56:14,241 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:56:14,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:56:14,244 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:56:14,245 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:56:14,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:56:14,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:56:14,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:56:14,249 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:56:14,249 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:56:14,250 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:56:14,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:56:14,251 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:56:14,254 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:56:14,254 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:56:14,255 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:56:14,255 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:56:14,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:56:14,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:56:14,256 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:56:14,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:56:14,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:56:14,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:56:14,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:56:14,259 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:56:14,260 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:56:14,260 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:56:14,261 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3444bab46e3acd40907f623c997f9115bc97543a [2019-11-26 17:56:14,907 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:56:14,938 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:56:14,942 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:56:14,950 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:56:14,951 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:56:14,952 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/cmp-freed-ptr.i [2019-11-26 17:56:15,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6dda2afc4/4b958625fa1746ba9a7997bb254075d2/FLAG273c2df54 [2019-11-26 17:56:16,267 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:56:16,270 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/cmp-freed-ptr.i [2019-11-26 17:56:16,306 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6dda2afc4/4b958625fa1746ba9a7997bb254075d2/FLAG273c2df54 [2019-11-26 17:56:16,343 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6dda2afc4/4b958625fa1746ba9a7997bb254075d2 [2019-11-26 17:56:16,353 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:56:16,356 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:56:16,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:16,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:56:16,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:56:16,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:16" (1/1) ... [2019-11-26 17:56:16,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4787b06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:16, skipping insertion in model container [2019-11-26 17:56:16,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:16" (1/1) ... [2019-11-26 17:56:16,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:56:16,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:56:16,844 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:56:16,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5e722c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:16, skipping insertion in model container [2019-11-26 17:56:16,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:16,849 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:56:16,856 INFO L168 Benchmark]: Toolchain (without parser) took 497.53 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:16,857 INFO L168 Benchmark]: CDTParser took 2.58 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:56:16,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 486.67 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:16,866 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.58 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 486.67 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 128]: Unsupported Syntax Undefined type __fsid_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...