./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/knapsack_alloca_unsafe.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/array-memsafety/knapsack_alloca_unsafe.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 134c0db99ce5251339642354d8ec6411765b7878 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/array-memsafety/knapsack_alloca_unsafe.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 134c0db99ce5251339642354d8ec6411765b7878 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:55:47,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:55:47,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:55:47,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:55:47,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:55:47,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:55:47,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:55:47,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:55:47,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:55:47,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:55:47,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:55:47,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:55:47,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:55:47,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:55:47,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:55:47,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:55:47,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:55:47,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:55:47,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:55:47,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:55:47,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:55:47,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:55:47,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:55:47,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:55:47,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:55:47,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:55:47,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:55:47,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:55:47,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:55:47,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:55:47,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:55:47,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:55:47,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:55:47,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:55:47,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:55:47,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:55:47,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:55:47,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:55:47,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:55:47,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:55:47,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:55:47,331 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:55:47,358 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:55:47,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:55:47,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:55:47,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:55:47,362 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:55:47,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:55:47,364 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:55:47,364 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:55:47,364 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:55:47,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:55:47,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:55:47,367 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:55:47,367 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:55:47,367 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:55:47,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:55:47,368 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:55:47,368 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:55:47,368 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:55:47,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:55:47,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:55:47,370 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:55:47,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:55:47,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:55:47,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:55:47,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:55:47,373 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:55:47,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:55:47,373 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 -> 134c0db99ce5251339642354d8ec6411765b7878 [2019-11-26 17:55:47,837 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:55:47,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:55:47,861 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:55:47,862 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:55:47,865 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:55:47,866 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/knapsack_alloca_unsafe.i [2019-11-26 17:55:47,972 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bc1a55b1/8999c108f5fa4b0b9545c8e74d182fd4/FLAG7f590fe39 [2019-11-26 17:55:48,821 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:55:48,822 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/knapsack_alloca_unsafe.i [2019-11-26 17:55:48,845 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bc1a55b1/8999c108f5fa4b0b9545c8e74d182fd4/FLAG7f590fe39 [2019-11-26 17:55:49,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bc1a55b1/8999c108f5fa4b0b9545c8e74d182fd4 [2019-11-26 17:55:49,008 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:55:49,009 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:55:49,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:49,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:55:49,029 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:55:49,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:49" (1/1) ... [2019-11-26 17:55:49,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@567e1af6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:49, skipping insertion in model container [2019-11-26 17:55:49,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:49" (1/1) ... [2019-11-26 17:55:49,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:55:49,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:55:49,391 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:55:49,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46cc2f8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:49, skipping insertion in model container [2019-11-26 17:55:49,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:49,395 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:55:49,398 INFO L168 Benchmark]: Toolchain (without parser) took 387.33 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 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 17:55:49,404 INFO L168 Benchmark]: CDTParser took 0.53 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 17:55:49,406 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.59 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 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 17:55:49,409 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 368.59 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 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 17:55:52,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:55:52,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:55:52,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:55:52,129 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:55:52,136 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:55:52,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:55:52,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:55:52,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:55:52,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:55:52,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:55:52,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:55:52,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:55:52,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:55:52,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:55:52,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:55:52,177 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:55:52,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:55:52,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:55:52,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:55:52,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:55:52,198 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:55:52,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:55:52,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:55:52,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:55:52,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:55:52,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:55:52,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:55:52,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:55:52,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:55:52,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:55:52,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:55:52,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:55:52,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:55:52,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:55:52,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:55:52,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:55:52,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:55:52,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:55:52,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:55:52,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:55:52,228 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:55:52,260 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:55:52,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:55:52,262 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:55:52,264 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:55:52,264 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:55:52,264 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:55:52,264 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:55:52,265 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:55:52,265 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:55:52,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:55:52,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:55:52,267 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:55:52,269 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:55:52,269 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:55:52,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:55:52,270 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:55:52,270 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:55:52,270 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:55:52,270 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:55:52,270 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:55:52,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:55:52,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:55:52,272 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:55:52,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:55:52,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:55:52,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:55:52,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:55:52,275 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:55:52,275 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:55:52,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:55:52,276 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 -> 134c0db99ce5251339642354d8ec6411765b7878 [2019-11-26 17:55:52,767 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:55:52,786 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:55:52,792 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:55:52,796 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:55:52,796 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:55:52,797 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/knapsack_alloca_unsafe.i [2019-11-26 17:55:52,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/207777d4c/8e251c67404948b5b42ba20e8bf3855f/FLAGb049d2aeb [2019-11-26 17:55:53,722 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:55:53,725 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/knapsack_alloca_unsafe.i [2019-11-26 17:55:53,749 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/207777d4c/8e251c67404948b5b42ba20e8bf3855f/FLAGb049d2aeb [2019-11-26 17:55:53,919 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/207777d4c/8e251c67404948b5b42ba20e8bf3855f [2019-11-26 17:55:53,927 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:55:53,929 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:55:53,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:53,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:55:53,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:55:53,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:53" (1/1) ... [2019-11-26 17:55:53,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cca9c47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:53, skipping insertion in model container [2019-11-26 17:55:53,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:53" (1/1) ... [2019-11-26 17:55:53,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:55:54,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:55:54,305 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:55:54,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@544bafe0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:54, skipping insertion in model container [2019-11-26 17:55:54,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:54,312 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:55:54,319 INFO L168 Benchmark]: Toolchain (without parser) took 385.13 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 17:55:54,326 INFO L168 Benchmark]: CDTParser took 0.24 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 17:55:54,329 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.74 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 17:55:54,334 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 375.74 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...