./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/verifythis/tree_max.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) 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/verifythis/tree_max.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 937f48f52d5f1e5180502021b53b09e27d2211af ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/verifythis/tree_max.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 937f48f52d5f1e5180502021b53b09e27d2211af ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:47:14,872 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:47:14,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:47:14,916 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:47:14,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:47:14,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:47:14,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:47:14,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:47:14,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:47:14,954 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:47:14,955 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:47:14,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:47:14,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:47:14,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:47:14,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:47:14,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:47:14,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:47:14,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:47:14,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:47:15,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:47:15,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:47:15,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:47:15,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:47:15,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:47:15,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:47:15,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:47:15,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:47:15,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:47:15,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:47:15,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:47:15,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:47:15,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:47:15,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:47:15,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:47:15,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:47:15,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:47:15,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:47:15,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:47:15,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:47:15,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:47:15,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:47:15,060 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-27 17:47:15,100 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:47:15,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:47:15,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:47:15,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:47:15,107 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:47:15,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:47:15,108 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:47:15,108 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:47:15,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:47:15,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:47:15,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:47:15,112 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:47:15,115 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:47:15,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:47:15,116 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:47:15,116 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:47:15,116 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:47:15,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:47:15,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:47:15,117 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:47:15,120 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:47:15,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:47:15,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:47:15,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:47:15,121 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:47:15,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:47:15,122 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-memcleanup) ) 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 -> 937f48f52d5f1e5180502021b53b09e27d2211af [2019-11-27 17:47:15,671 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:47:15,701 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:47:15,711 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:47:15,714 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:47:15,714 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:47:15,715 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/verifythis/tree_max.c [2019-11-27 17:47:15,880 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0302e811/21b3f582640645b89f266d03ada9e54e/FLAGc48de4edd [2019-11-27 17:47:16,960 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:47:16,962 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/verifythis/tree_max.c [2019-11-27 17:47:16,980 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0302e811/21b3f582640645b89f266d03ada9e54e/FLAGc48de4edd [2019-11-27 17:47:17,006 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0302e811/21b3f582640645b89f266d03ada9e54e [2019-11-27 17:47:17,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:47:17,016 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:47:17,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:17,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:47:17,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:47:17,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:17" (1/1) ... [2019-11-27 17:47:17,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bca1b0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:17, skipping insertion in model container [2019-11-27 17:47:17,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:17" (1/1) ... [2019-11-27 17:47:17,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:47:17,097 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:47:17,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:47:17,575 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 17:47:17,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b6d8474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:17, skipping insertion in model container [2019-11-27 17:47:17,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:17,592 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 17:47:17,601 INFO L168 Benchmark]: Toolchain (without parser) took 578.56 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:17,602 INFO L168 Benchmark]: CDTParser took 2.42 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 17:47:17,607 INFO L168 Benchmark]: CACSL2BoogieTranslator took 566.92 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:17,614 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.42 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 566.92 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 22]: 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 17:47:21,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:47:21,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:47:21,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:47:21,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:47:21,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:47:21,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:47:21,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:47:21,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:47:21,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:47:21,659 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:47:21,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:47:21,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:47:21,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:47:21,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:47:21,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:47:21,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:47:21,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:47:21,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:47:21,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:47:21,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:47:21,718 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:47:21,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:47:21,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:47:21,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:47:21,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:47:21,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:47:21,737 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:47:21,738 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:47:21,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:47:21,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:47:21,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:47:21,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:47:21,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:47:21,753 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:47:21,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:47:21,760 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:47:21,760 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:47:21,760 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:47:21,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:47:21,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:47:21,769 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-27 17:47:21,828 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:47:21,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:47:21,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:47:21,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:47:21,838 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:47:21,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:47:21,838 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:47:21,839 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:47:21,841 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:47:21,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:47:21,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:47:21,843 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:47:21,843 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:47:21,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:47:21,844 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:47:21,846 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:47:21,846 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:47:21,846 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:47:21,847 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:47:21,847 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:47:21,849 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:47:21,849 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:47:21,849 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:47:21,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:47:21,851 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:47:21,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:47:21,853 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:47:21,853 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:47:21,853 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:47:21,854 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-memcleanup) ) 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 -> 937f48f52d5f1e5180502021b53b09e27d2211af [2019-11-27 17:47:22,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:47:22,459 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:47:22,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:47:22,471 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:47:22,475 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:47:22,477 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/verifythis/tree_max.c [2019-11-27 17:47:22,648 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bf2a0258/e9bd2be6d73141eb8a4b9da14dac3d6f/FLAGbd9b7379a [2019-11-27 17:47:23,741 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:47:23,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/verifythis/tree_max.c [2019-11-27 17:47:23,763 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bf2a0258/e9bd2be6d73141eb8a4b9da14dac3d6f/FLAGbd9b7379a [2019-11-27 17:47:23,800 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bf2a0258/e9bd2be6d73141eb8a4b9da14dac3d6f [2019-11-27 17:47:23,808 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:47:23,813 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:47:23,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:23,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:47:23,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:47:23,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:23" (1/1) ... [2019-11-27 17:47:23,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cbcb891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:23, skipping insertion in model container [2019-11-27 17:47:23,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:23" (1/1) ... [2019-11-27 17:47:23,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:47:23,904 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:47:24,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:47:24,421 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-27 17:47:24,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:47:24,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:47:24,593 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:47:24,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:47:24,703 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:47:24,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:24 WrapperNode [2019-11-27 17:47:24,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:24,704 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:47:24,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:47:24,706 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:47:24,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:24" (1/1) ... [2019-11-27 17:47:24,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:24" (1/1) ... [2019-11-27 17:47:24,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:24" (1/1) ... [2019-11-27 17:47:24,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:24" (1/1) ... [2019-11-27 17:47:24,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:24" (1/1) ... [2019-11-27 17:47:24,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:24" (1/1) ... [2019-11-27 17:47:24,797 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:24" (1/1) ... [2019-11-27 17:47:24,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:47:24,824 INFO L168 Benchmark]: Toolchain (without parser) took 1012.90 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 991.5 MB in the end (delta: -29.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:47:24,826 INFO L168 Benchmark]: CDTParser took 0.93 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 17:47:24,828 INFO L168 Benchmark]: CACSL2BoogieTranslator took 887.84 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 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:24,829 INFO L168 Benchmark]: Boogie Preprocessor took 116.10 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:47:24,840 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 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 887.84 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 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 116.10 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...