./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 32f26835 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 0.1.24-32f2683 [2019-11-24 22:23:05,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:05,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:05,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:05,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:05,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:05,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:05,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:05,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:05,532 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:05,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:05,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:05,541 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:05,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:05,548 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:05,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:05,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:05,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:05,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:05,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:05,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:05,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:05,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:05,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:05,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:05,603 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:05,603 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:05,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:05,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:05,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:05,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:05,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:05,613 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:05,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:05,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:05,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:05,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:05,623 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:05,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:05,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:05,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:05,634 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:23:05,671 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:05,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:05,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:05,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:05,680 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:05,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:05,683 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:05,683 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:05,683 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:05,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:05,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:05,685 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:05,686 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:05,687 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:05,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:05,689 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:05,689 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:05,690 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:05,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:05,692 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:05,692 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:05,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:05,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:05,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:05,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:05,695 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:23:05,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:23:05,696 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 [2019-11-24 22:23:06,219 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:06,248 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:06,256 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:06,259 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:06,264 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:06,265 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-24 22:23:06,426 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/643186714/950586b66dd2429aa5281aaa288dd48f/FLAGa7e6d2ff1 [2019-11-24 22:23:07,932 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:07,933 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-24 22:23:08,013 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/643186714/950586b66dd2429aa5281aaa288dd48f/FLAGa7e6d2ff1 [2019-11-24 22:23:08,051 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/643186714/950586b66dd2429aa5281aaa288dd48f [2019-11-24 22:23:08,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:08,060 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:08,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:08,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:08,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:08,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:08" (1/1) ... [2019-11-24 22:23:08,082 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 24.11 10:23:08, skipping insertion in model container [2019-11-24 22:23:08,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:08" (1/1) ... [2019-11-24 22:23:08,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:08,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:11,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:11,623 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) [2019-11-24 22:23:11,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50f47a42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:11, skipping insertion in model container [2019-11-24 22:23:11,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:11,631 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-24 22:23:11,638 INFO L168 Benchmark]: Toolchain (without parser) took 3573.76 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 955.5 MB in the end (delta: 456.3 kB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:11,644 INFO L168 Benchmark]: CDTParser took 0.67 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. [2019-11-24 22:23:11,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3562.00 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 955.5 MB in the end (delta: 456.3 kB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:11,652 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 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 3562.00 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 955.5 MB in the end (delta: 456.3 kB). Peak memory consumption was 33.4 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 0.1.24-32f2683 [2019-11-24 22:23:15,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:15,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:15,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:15,533 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:15,537 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:15,542 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:15,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:15,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:15,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:15,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:15,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:15,578 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:15,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:15,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:15,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:15,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:15,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:15,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:15,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:15,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:15,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:15,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:15,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:15,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:15,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:15,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:15,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:15,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:15,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:15,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:15,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:15,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:15,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:15,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:15,661 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:15,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:15,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:15,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:15,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:15,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:15,669 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:23:15,727 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:15,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:15,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:15,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:15,737 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:15,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:15,738 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:15,739 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:15,740 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:15,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:15,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:15,743 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:15,744 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:15,745 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:15,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:15,746 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:15,746 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:23:15,746 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:23:15,747 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:15,749 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:15,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:15,750 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:15,750 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:15,750 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:15,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:15,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:15,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:15,752 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:23:15,755 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:23:15,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:23:15,756 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 [2019-11-24 22:23:16,393 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:16,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:16,433 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:16,439 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:16,439 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:16,442 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-24 22:23:16,605 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4048c6b89/93f5fce574464582ad93e70175d29edb/FLAG27f10bceb [2019-11-24 22:23:18,104 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:18,107 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-24 22:23:18,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4048c6b89/93f5fce574464582ad93e70175d29edb/FLAG27f10bceb [2019-11-24 22:23:18,219 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4048c6b89/93f5fce574464582ad93e70175d29edb [2019-11-24 22:23:18,229 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:18,231 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:18,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:18,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:18,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:18,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:18" (1/1) ... [2019-11-24 22:23:18,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa48b0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:18, skipping insertion in model container [2019-11-24 22:23:18,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:18" (1/1) ... [2019-11-24 22:23:18,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:18,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:21,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:22,029 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-24 22:23:22,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:22,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:22,612 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:23,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:24,513 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:24,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24 WrapperNode [2019-11-24 22:23:24,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:24,520 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:24,522 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:24,522 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:24,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:24,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:24,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:24,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:25,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:25,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:25,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:25,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:25,257 INFO L168 Benchmark]: Toolchain (without parser) took 7022.72 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 970.8 MB in the end (delta: -14.9 MB). Peak memory consumption was 252.0 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:25,259 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-24 22:23:25,261 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6282.16 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 732.1 MB in the end (delta: 223.9 MB). Peak memory consumption was 223.9 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:25,266 INFO L168 Benchmark]: Boogie Preprocessor took 730.27 ms. Allocated memory is still 1.0 GB. Free memory was 732.1 MB in the beginning and 970.8 MB in the end (delta: -238.7 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:25,275 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 6282.16 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 732.1 MB in the end (delta: 223.9 MB). Peak memory consumption was 223.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 730.27 ms. Allocated memory is still 1.0 GB. Free memory was 732.1 MB in the beginning and 970.8 MB in the end (delta: -238.7 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...