./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-properties/simple_built_from_end.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/list-properties/simple_built_from_end.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 41b5142f2d6582efd6d9a128e4dfef83faaab097 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/list-properties/simple_built_from_end.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 41b5142f2d6582efd6d9a128e4dfef83faaab097 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:57:48,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:57:48,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:57:48,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:57:48,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:57:48,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:57:48,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:57:48,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:57:48,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:57:48,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:57:48,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:57:48,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:57:48,215 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:57:48,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:57:48,220 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:57:48,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:57:48,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:57:48,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:57:48,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:57:48,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:57:48,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:57:48,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:57:48,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:57:48,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:57:48,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:57:48,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:57:48,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:57:48,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:57:48,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:57:48,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:57:48,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:57:48,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:57:48,265 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:57:48,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:57:48,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:57:48,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:57:48,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:57:48,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:57:48,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:57:48,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:57:48,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:57:48,277 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:57:48,313 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:57:48,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:57:48,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:57:48,320 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:57:48,320 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:57:48,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:57:48,321 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:57:48,321 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:57:48,321 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:57:48,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:57:48,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:57:48,325 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:57:48,325 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:57:48,326 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:57:48,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:57:48,326 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:57:48,326 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:57:48,327 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:57:48,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:57:48,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:57:48,329 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:57:48,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:57:48,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:57:48,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:57:48,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:57:48,330 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:57:48,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:57:48,332 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 -> 41b5142f2d6582efd6d9a128e4dfef83faaab097 [2019-11-26 17:57:48,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:57:48,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:57:48,839 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:57:48,841 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:57:48,844 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:57:48,845 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/simple_built_from_end.i [2019-11-26 17:57:48,947 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4becc1d80/389b97b1bc8d48bfa6bc2ece45cfdc43/FLAG1f4c9fbe0 [2019-11-26 17:57:49,780 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:57:49,782 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/simple_built_from_end.i [2019-11-26 17:57:49,809 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4becc1d80/389b97b1bc8d48bfa6bc2ece45cfdc43/FLAG1f4c9fbe0 [2019-11-26 17:57:49,963 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4becc1d80/389b97b1bc8d48bfa6bc2ece45cfdc43 [2019-11-26 17:57:49,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:57:49,970 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:57:49,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:57:49,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:57:49,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:57:49,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:57:49" (1/1) ... [2019-11-26 17:57:49,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6248264a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:57:49, skipping insertion in model container [2019-11-26 17:57:49,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:57:49" (1/1) ... [2019-11-26 17:57:50,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:57:50,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:57:50,326 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:57:50,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38e616a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:57:50, skipping insertion in model container [2019-11-26 17:57:50,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:57:50,328 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:57:50,336 INFO L168 Benchmark]: Toolchain (without parser) took 359.99 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 17:57:50,338 INFO L168 Benchmark]: CDTParser took 0.22 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 17:57:50,350 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.59 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 17:57:50,352 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 351.59 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: 130]: 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 17:57:53,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:57:53,047 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:57:53,067 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:57:53,068 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:57:53,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:57:53,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:57:53,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:57:53,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:57:53,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:57:53,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:57:53,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:57:53,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:57:53,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:57:53,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:57:53,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:57:53,116 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:57:53,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:57:53,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:57:53,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:57:53,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:57:53,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:57:53,138 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:57:53,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:57:53,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:57:53,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:57:53,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:57:53,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:57:53,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:57:53,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:57:53,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:57:53,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:57:53,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:57:53,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:57:53,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:57:53,159 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:57:53,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:57:53,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:57:53,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:57:53,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:57:53,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:57:53,166 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:57:53,193 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:57:53,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:57:53,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:57:53,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:57:53,199 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:57:53,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:57:53,200 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:57:53,200 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:57:53,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:57:53,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:57:53,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:57:53,201 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:57:53,204 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:57:53,204 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:57:53,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:57:53,205 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:57:53,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:57:53,205 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:57:53,205 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:57:53,205 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:57:53,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:57:53,206 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:57:53,206 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:57:53,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:57:53,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:57:53,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:57:53,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:57:53,209 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:57:53,210 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:57:53,210 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:57:53,211 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 -> 41b5142f2d6582efd6d9a128e4dfef83faaab097 [2019-11-26 17:57:53,698 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:57:53,714 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:57:53,719 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:57:53,721 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:57:53,724 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:57:53,725 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/simple_built_from_end.i [2019-11-26 17:57:53,828 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ed508e74/156a3332d16f4720bfad60de99078aab/FLAGe37ebe916 [2019-11-26 17:57:54,649 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:57:54,650 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/simple_built_from_end.i [2019-11-26 17:57:54,675 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ed508e74/156a3332d16f4720bfad60de99078aab/FLAGe37ebe916 [2019-11-26 17:57:54,874 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ed508e74/156a3332d16f4720bfad60de99078aab [2019-11-26 17:57:54,880 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:57:54,881 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:57:54,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:57:54,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:57:54,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:57:54,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:57:54" (1/1) ... [2019-11-26 17:57:54,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6efee5cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:57:54, skipping insertion in model container [2019-11-26 17:57:54,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:57:54" (1/1) ... [2019-11-26 17:57:54,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:57:54,990 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:57:55,238 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:57:55,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@606945b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:57:55, skipping insertion in model container [2019-11-26 17:57:55,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:57:55,243 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:57:55,250 INFO L168 Benchmark]: Toolchain (without parser) took 363.46 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:57:55,251 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:57:55,263 INFO L168 Benchmark]: CACSL2BoogieTranslator took 354.75 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:57:55,268 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 354.75 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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: 130]: Unsupported Syntax Undefined type __fsid_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...