./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.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_outl.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 4d95ac846195c923ba14460571f07f6424e0aa6b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_outl.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 4d95ac846195c923ba14460571f07f6424e0aa6b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:45:21,458 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:45:21,465 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:45:21,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:45:21,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:45:21,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:45:21,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:45:21,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:45:21,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:45:21,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:45:21,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:45:21,546 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:45:21,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:45:21,551 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:45:21,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:45:21,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:45:21,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:45:21,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:45:21,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:45:21,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:45:21,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:45:21,595 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:45:21,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:45:21,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:45:21,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:45:21,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:45:21,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:45:21,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:45:21,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:45:21,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:45:21,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:45:21,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:45:21,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:45:21,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:45:21,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:45:21,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:45:21,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:45:21,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:45:21,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:45:21,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:45:21,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:45:21,636 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:45:21,675 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:45:21,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:45:21,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:45:21,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:45:21,681 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:45:21,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:45:21,683 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:45:21,683 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:45:21,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:45:21,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:45:21,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:45:21,688 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:45:21,688 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:45:21,689 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:45:21,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:45:21,689 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:45:21,690 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:45:21,690 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:45:21,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:45:21,692 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:45:21,692 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:45:21,693 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:45:21,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:45:21,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:45:21,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:45:21,695 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:45:21,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:45:21,696 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 -> 4d95ac846195c923ba14460571f07f6424e0aa6b [2019-11-27 17:45:22,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:45:22,273 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:45:22,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:45:22,283 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:45:22,285 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:45:22,287 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2019-11-27 17:45:22,448 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acb001e78/6ed59fcf4cee422b82f2d37d4df44bc4/FLAGaa3e030d2 [2019-11-27 17:45:23,946 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:45:23,951 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2019-11-27 17:45:24,026 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acb001e78/6ed59fcf4cee422b82f2d37d4df44bc4/FLAGaa3e030d2 [2019-11-27 17:45:24,106 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acb001e78/6ed59fcf4cee422b82f2d37d4df44bc4 [2019-11-27 17:45:24,113 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:45:24,115 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:45:24,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:24,127 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:45:24,131 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:45:24,135 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:24" (1/1) ... [2019-11-27 17:45:24,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31297b4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:24, skipping insertion in model container [2019-11-27 17:45:24,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:24" (1/1) ... [2019-11-27 17:45:24,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:45:24,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:27,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:27,758 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 17:45:27,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ec68e05 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 17:45:27,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:27,763 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 17:45:27,772 INFO L168 Benchmark]: Toolchain (without parser) took 3653.06 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 955.8 MB in the end (delta: 5.9 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:27,773 INFO L168 Benchmark]: CDTParser took 2.70 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. [2019-11-27 17:45:27,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3638.54 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 955.8 MB in the end (delta: 5.9 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:27,783 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.70 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 3638.54 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 955.8 MB in the end (delta: 5.9 MB). Peak memory consumption was 27.5 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 17:45:31,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:45:31,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:45:31,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:45:31,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:45:31,744 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:45:31,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:45:31,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:45:31,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:45:31,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:45:31,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:45:31,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:45:31,783 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:45:31,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:45:31,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:45:31,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:45:31,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:45:31,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:45:31,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:45:31,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:45:31,825 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:45:31,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:45:31,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:45:31,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:45:31,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:45:31,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:45:31,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:45:31,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:45:31,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:45:31,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:45:31,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:45:31,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:45:31,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:45:31,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:45:31,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:45:31,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:45:31,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:45:31,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:45:31,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:45:31,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:45:31,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:45:31,881 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:45:31,921 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:45:31,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:45:31,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:45:31,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:45:31,928 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:45:31,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:45:31,931 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:45:31,932 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:45:31,932 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:45:31,932 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:45:31,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:45:31,934 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:45:31,936 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:45:31,937 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:45:31,937 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:45:31,937 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:45:31,937 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:45:31,939 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:45:31,939 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:45:31,939 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:45:31,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:45:31,941 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:45:31,941 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:45:31,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:45:31,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:45:31,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:45:31,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:45:31,946 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:45:31,947 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:45:31,947 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:45:31,949 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 -> 4d95ac846195c923ba14460571f07f6424e0aa6b [2019-11-27 17:45:32,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:45:32,543 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:45:32,552 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:45:32,555 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:45:32,558 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:45:32,560 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2019-11-27 17:45:32,720 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8b4d8a08/0da4881695e747e0af8b536bb7b978b8/FLAGb559b5a04 [2019-11-27 17:45:34,139 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:45:34,140 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2019-11-27 17:45:34,224 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8b4d8a08/0da4881695e747e0af8b536bb7b978b8/FLAGb559b5a04 [2019-11-27 17:45:34,502 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8b4d8a08/0da4881695e747e0af8b536bb7b978b8 [2019-11-27 17:45:34,507 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:45:34,513 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:45:34,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:34,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:45:34,532 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:45:34,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:34" (1/1) ... [2019-11-27 17:45:34,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e8461f9 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 17:45:34,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:34" (1/1) ... [2019-11-27 17:45:34,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:45:34,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:37,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:37,914 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-27 17:45:38,056 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:38,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:38,636 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:45:39,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:40,425 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:45:40,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:40 WrapperNode [2019-11-27 17:45:40,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:40,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:45:40,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:45:40,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:45:40,474 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 17:45:40,477 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 17:45:40,636 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 17:45:40,640 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 17:45:40,987 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 17:45:41,027 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 17:45:41,063 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 17:45:41,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:45:41,107 INFO L168 Benchmark]: Toolchain (without parser) took 6592.52 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 969.1 MB in the end (delta: -13.1 MB). Peak memory consumption was 252.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:41,108 INFO L168 Benchmark]: CDTParser took 2.81 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 17:45:41,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5903.47 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: 223.8 MB). Peak memory consumption was 223.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:41,111 INFO L168 Benchmark]: Boogie Preprocessor took 668.88 ms. Allocated memory is still 1.0 GB. Free memory was 732.1 MB in the beginning and 969.1 MB in the end (delta: -237.0 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:41,122 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.81 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 5903.47 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: 223.8 MB). Peak memory consumption was 223.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 668.88 ms. Allocated memory is still 1.0 GB. Free memory was 732.1 MB in the beginning and 969.1 MB in the end (delta: -237.0 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...