./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/diff-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 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/diff-alloca-2.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 4654dbed0e523ad65784c661074162c44d8abe4e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/diff-alloca-2.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 4654dbed0e523ad65784c661074162c44d8abe4e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:24:56,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:24:56,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:24:56,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:24:56,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:24:56,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:24:56,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:24:56,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:24:56,136 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:24:56,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:24:56,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:24:56,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:24:56,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:24:56,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:24:56,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:24:56,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:24:56,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:24:56,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:24:56,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:24:56,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:24:56,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:24:56,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:24:56,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:24:56,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:24:56,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:24:56,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:24:56,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:24:56,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:24:56,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:24:56,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:24:56,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:24:56,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:24:56,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:24:56,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:24:56,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:24:56,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:24:56,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:24:56,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:24:56,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:24:56,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:24:56,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:24:56,249 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:24:56,299 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:24:56,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:24:56,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:24:56,306 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:24:56,309 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:24:56,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:24:56,310 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:24:56,310 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:24:56,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:24:56,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:24:56,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:24:56,313 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:24:56,315 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:24:56,315 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:24:56,316 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:24:56,316 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:24:56,316 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:24:56,317 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:24:56,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:24:56,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:24:56,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:24:56,322 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:24:56,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:24:56,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:24:56,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:24:56,324 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:24:56,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:24:56,324 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 -> 4654dbed0e523ad65784c661074162c44d8abe4e [2019-11-26 00:24:56,939 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:24:56,971 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:24:56,978 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:24:56,980 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:24:56,981 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:24:56,983 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/diff-alloca-2.i [2019-11-26 00:24:57,133 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/526aa2dd5/5684b783c75c473ebd3ce5d46c89c9f8/FLAGf77b984a9 [2019-11-26 00:24:58,276 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:24:58,277 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/diff-alloca-2.i [2019-11-26 00:24:58,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/526aa2dd5/5684b783c75c473ebd3ce5d46c89c9f8/FLAGf77b984a9 [2019-11-26 00:24:58,426 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/526aa2dd5/5684b783c75c473ebd3ce5d46c89c9f8 [2019-11-26 00:24:58,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:24:58,435 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:24:58,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:24:58,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:24:58,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:24:58,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:24:58" (1/1) ... [2019-11-26 00:24:58,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683bac6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:58, skipping insertion in model container [2019-11-26 00:24:58,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:24:58" (1/1) ... [2019-11-26 00:24:58,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:24:58,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:24:59,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:24:59,486 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2019-11-26 00:24:59,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@717c6f60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:59, skipping insertion in model container [2019-11-26 00:24:59,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:24:59,489 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 00:24:59,497 INFO L168 Benchmark]: Toolchain (without parser) took 1059.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.7 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:24:59,500 INFO L168 Benchmark]: CDTParser took 0.69 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 00:24:59,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1044.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.7 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:24:59,509 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69 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 1044.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.7 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 545]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:25:03,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:03,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:03,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:03,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:03,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:03,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:03,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:03,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:03,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:03,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:03,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:03,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:03,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:03,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:03,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:03,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:03,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:03,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:03,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:03,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:03,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:03,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:03,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:03,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:03,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:03,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:03,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:03,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:03,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:03,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:03,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:03,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:03,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:03,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:03,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:03,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:03,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:03,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:03,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:03,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:03,509 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:25:03,546 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:03,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:03,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:03,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:03,553 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:03,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:03,555 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:03,556 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:03,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:03,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:03,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:03,560 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:03,560 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:03,561 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:03,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:03,561 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:03,561 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:25:03,562 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:25:03,563 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:03,563 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:03,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:03,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:03,566 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:03,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:03,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:03,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:03,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:03,568 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:25:03,569 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:25:03,569 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:25:03,572 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 -> 4654dbed0e523ad65784c661074162c44d8abe4e [2019-11-26 00:25:04,174 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:04,204 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:04,212 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:04,218 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:04,218 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:04,220 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/diff-alloca-2.i [2019-11-26 00:25:04,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b496e67c4/027fc73d01f941b7a183823c93aef1b8/FLAGe658dbc48 [2019-11-26 00:25:05,541 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:05,542 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/diff-alloca-2.i [2019-11-26 00:25:05,581 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b496e67c4/027fc73d01f941b7a183823c93aef1b8/FLAGe658dbc48 [2019-11-26 00:25:05,616 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b496e67c4/027fc73d01f941b7a183823c93aef1b8 [2019-11-26 00:25:05,623 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:05,625 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:05,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:05,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:05,645 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:05,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:05" (1/1) ... [2019-11-26 00:25:05,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f374e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:05, skipping insertion in model container [2019-11-26 00:25:05,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:05" (1/1) ... [2019-11-26 00:25:05,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:05,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:06,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:06,677 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-26 00:25:06,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:06,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:06,813 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:06,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:07,042 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:07,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:07 WrapperNode [2019-11-26 00:25:07,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:07,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:07,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:07,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:07,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:07" (1/1) ... [2019-11-26 00:25:07,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:07" (1/1) ... [2019-11-26 00:25:07,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:07" (1/1) ... [2019-11-26 00:25:07,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:07" (1/1) ... [2019-11-26 00:25:07,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:07" (1/1) ... [2019-11-26 00:25:07,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:07" (1/1) ... [2019-11-26 00:25:07,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:07" (1/1) ... [2019-11-26 00:25:07,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:07,269 INFO L168 Benchmark]: Toolchain (without parser) took 1640.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:07,274 INFO L168 Benchmark]: CDTParser took 0.32 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 00:25:07,276 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1407.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:07,284 INFO L168 Benchmark]: Boogie Preprocessor took 216.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:07,292 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1407.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 216.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...