./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 509859d6 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/ddv-machzwd/ddv_machzwd_outb_p.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 e2575629a0892fb5449add5936286efb588d4cc5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/ddv-machzwd/ddv_machzwd_outb_p.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 e2575629a0892fb5449add5936286efb588d4cc5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:45:21,260 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:45:21,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:45:21,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:45:21,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:45:21,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:45:21,308 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:45:21,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:45:21,329 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:45:21,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:45:21,336 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:45:21,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:45:21,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:45:21,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:45:21,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:45:21,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:45:21,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:45:21,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:45:21,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:45:21,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:45:21,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:45:21,394 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:45:21,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:45:21,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:45:21,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:45:21,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:45:21,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:45:21,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:45:21,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:45:21,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:45:21,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:45:21,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:45:21,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:45:21,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:45:21,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:45:21,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:45:21,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:45:21,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:45:21,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:45:21,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:45:21,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:45:21,449 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:45:21,486 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:45:21,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:45:21,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:45:21,496 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:45:21,498 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:45:21,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:45:21,499 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:45:21,499 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:45:21,500 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:45:21,500 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:45:21,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:45:21,504 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:45:21,505 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:45:21,505 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:45:21,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:45:21,506 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:45:21,506 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:45:21,507 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:45:21,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:45:21,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:45:21,510 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:45:21,510 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:45:21,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:45:21,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:45:21,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:45:21,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:45:21,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:45:21,513 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 -> e2575629a0892fb5449add5936286efb588d4cc5 [2019-11-27 17:45:22,048 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:45:22,081 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:45:22,088 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:45:22,090 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:45:22,094 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:45:22,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-27 17:45:22,259 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5972ec29/19677cd5786344d3a3a55571c5b22e36/FLAG0d9ac8da9 [2019-11-27 17:45:23,757 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:45:23,757 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-27 17:45:23,829 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5972ec29/19677cd5786344d3a3a55571c5b22e36/FLAG0d9ac8da9 [2019-11-27 17:45:23,867 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5972ec29/19677cd5786344d3a3a55571c5b22e36 [2019-11-27 17:45:23,875 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:45:23,879 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:45:23,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:23,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:45:23,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:45:23,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:23" (1/1) ... [2019-11-27 17:45:23,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7293104a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:23, skipping insertion in model container [2019-11-27 17:45:23,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:23" (1/1) ... [2019-11-27 17:45:23,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:45:24,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:27,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:27,420 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) [2019-11-27 17:45:27,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@765f34a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:27, skipping insertion in model container [2019-11-27 17:45:27,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:27,423 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 17:45:27,430 INFO L168 Benchmark]: Toolchain (without parser) took 3546.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 955.8 MB in the end (delta: 144.3 kB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:27,435 INFO L168 Benchmark]: CDTParser took 0.75 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. [2019-11-27 17:45:27,436 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3541.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 955.8 MB in the end (delta: 144.3 kB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:27,443 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75 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 3541.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 955.8 MB in the end (delta: 144.3 kB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2970]: 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 0.1.24-509859d [2019-11-27 17:45:31,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:45:31,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:45:31,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:45:31,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:45:31,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:45:31,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:45:31,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:45:31,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:45:31,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:45:31,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:45:31,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:45:31,422 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:45:31,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:45:31,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:45:31,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:45:31,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:45:31,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:45:31,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:45:31,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:45:31,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:45:31,476 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:45:31,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:45:31,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:45:31,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:45:31,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:45:31,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:45:31,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:45:31,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:45:31,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:45:31,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:45:31,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:45:31,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:45:31,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:45:31,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:45:31,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:45:31,515 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:45:31,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:45:31,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:45:31,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:45:31,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:45:31,523 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:45:31,563 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:45:31,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:45:31,569 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:45:31,573 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:45:31,573 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:45:31,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:45:31,574 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:45:31,574 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:45:31,575 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:45:31,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:45:31,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:45:31,577 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:45:31,577 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:45:31,578 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:45:31,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:45:31,581 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:45:31,581 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:45:31,582 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:45:31,582 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:45:31,582 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:45:31,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:45:31,583 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:45:31,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:45:31,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:45:31,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:45:31,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:45:31,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:45:31,587 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:45:31,587 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:45:31,588 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:45:31,589 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 -> e2575629a0892fb5449add5936286efb588d4cc5 [2019-11-27 17:45:32,163 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:45:32,196 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:45:32,204 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:45:32,208 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:45:32,211 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:45:32,213 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-27 17:45:32,372 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6374beb61/2b953852c16a42edab0e7ee2209560de/FLAG64cc67c7f [2019-11-27 17:45:33,887 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:45:33,891 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-27 17:45:33,984 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6374beb61/2b953852c16a42edab0e7ee2209560de/FLAG64cc67c7f [2019-11-27 17:45:34,011 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6374beb61/2b953852c16a42edab0e7ee2209560de [2019-11-27 17:45:34,026 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:45:34,028 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:45:34,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:34,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:45:34,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:45:34,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:34" (1/1) ... [2019-11-27 17:45:34,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d57adf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:34, skipping insertion in model container [2019-11-27 17:45:34,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:34" (1/1) ... [2019-11-27 17:45:34,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:45:34,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:37,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:37,980 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-27 17:45:38,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:38,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:38,581 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:45:39,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:40,338 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:45:40,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:40 WrapperNode [2019-11-27 17:45:40,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:40,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:45:40,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:45:40,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:45:40,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:40" (1/1) ... [2019-11-27 17:45:40,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:40" (1/1) ... [2019-11-27 17:45:40,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:40" (1/1) ... [2019-11-27 17:45:40,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:40" (1/1) ... [2019-11-27 17:45:40,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:40" (1/1) ... [2019-11-27 17:45:40,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:40" (1/1) ... [2019-11-27 17:45:41,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:40" (1/1) ... [2019-11-27 17:45:41,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:45:41,134 INFO L168 Benchmark]: Toolchain (without parser) took 7100.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 970.5 MB in the end (delta: -14.6 MB). Peak memory consumption was 252.0 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:41,136 INFO L168 Benchmark]: CDTParser took 2.32 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. [2019-11-27 17:45:41,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6306.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 732.3 MB in the end (delta: 223.6 MB). Peak memory consumption was 223.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:41,141 INFO L168 Benchmark]: Boogie Preprocessor took 780.25 ms. Allocated memory is still 1.0 GB. Free memory was 732.3 MB in the beginning and 970.5 MB in the end (delta: -238.2 MB). Peak memory consumption was 28.3 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:41,150 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.32 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 6306.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 732.3 MB in the end (delta: 223.6 MB). Peak memory consumption was 223.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 780.25 ms. Allocated memory is still 1.0 GB. Free memory was 732.3 MB in the beginning and 970.5 MB in the end (delta: -238.2 MB). Peak memory consumption was 28.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...