./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-crafted/zero_sum_m3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/AutomizerReach.xml -i ../sv-benchmarks/c/array-crafted/zero_sum_m3.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f543d00ac28d4387570b65de619873304375158 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/AutomizerReach.xml -i ../sv-benchmarks/c/array-crafted/zero_sum_m3.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f543d00ac28d4387570b65de619873304375158 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:17:16,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:16,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:16,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:16,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:16,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:16,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:16,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:16,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:16,913 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:16,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:16,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:16,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:16,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:16,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:16,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:16,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:16,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:16,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:16,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:16,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:16,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:16,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:16,973 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:16,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:16,981 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:16,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:16,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:16,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:16,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:16,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:16,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:16,992 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:16,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:16,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:17,001 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:17,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:17,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:17,006 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:17,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:17,009 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:17,010 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:17:17,064 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:17,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:17,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:17,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:17,078 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:17,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:17,079 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:17,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:17:17,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:17,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:17,083 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:17,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:17,084 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:17,085 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:17,085 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:17,085 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:17,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:17,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:17,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:17,090 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:17,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:17,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:17,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:17,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:17,094 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:17,094 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:17:17,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:17:17,095 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:17,098 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 ! call(__VERIFIER_error())) ) 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 -> 2f543d00ac28d4387570b65de619873304375158 [2019-11-27 09:17:17,677 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:17:17,706 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:17:17,713 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:17:17,720 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:17:17,721 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:17:17,726 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum_m3.c [2019-11-27 09:17:17,885 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07e3bbfb1/269346432de54387ba85c64b3ca6ed8e/FLAG5f927bd19 [2019-11-27 09:17:18,963 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:17:18,968 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum_m3.c [2019-11-27 09:17:18,981 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07e3bbfb1/269346432de54387ba85c64b3ca6ed8e/FLAG5f927bd19 [2019-11-27 09:17:19,020 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07e3bbfb1/269346432de54387ba85c64b3ca6ed8e [2019-11-27 09:17:19,029 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:17:19,035 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:17:19,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:19,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:17:19,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:17:19,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19, skipping insertion in model container [2019-11-27 09:17:19,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:17:19,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:17:19,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:19,651 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:17:19,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:19,884 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:17:19,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19 WrapperNode [2019-11-27 09:17:19,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:19,889 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:19,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:17:19,889 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:17:19,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:20,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:17:20,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:17:20,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:17:20,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:20,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:20,023 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:20,023 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:20,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:20,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:20,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:20,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:17:20,088 INFO L168 Benchmark]: Toolchain (without parser) took 1045.24 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:20,090 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. [2019-11-27 09:17:20,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 849.02 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:20,111 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.77 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:20,112 INFO L168 Benchmark]: Boogie Preprocessor took 75.82 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:20,120 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 849.02 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 111.77 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 75.82 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:17:23,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:23,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:24,025 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:24,026 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:24,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:24,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:24,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:24,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:24,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:24,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:24,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:24,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:24,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:24,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:24,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:24,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:24,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:24,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:24,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:24,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:24,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:24,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:24,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:24,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:24,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:24,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:24,133 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:24,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:24,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:24,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:24,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:24,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:24,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:24,150 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:24,150 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:24,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:24,152 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:24,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:24,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:24,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:24,162 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:17:24,202 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:24,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:24,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:24,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:24,211 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:24,211 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:24,211 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:24,212 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:24,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:24,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:24,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:24,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:24,217 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:17:24,218 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:17:24,218 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:24,219 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:24,219 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:24,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:24,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:24,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:24,223 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:24,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:24,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:24,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:24,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:24,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:24,227 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:17:24,228 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:17:24,228 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:24,228 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:17:24,230 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 ! call(__VERIFIER_error())) ) 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 -> 2f543d00ac28d4387570b65de619873304375158 [2019-11-27 09:17:24,866 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:17:24,893 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:17:24,903 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:17:24,907 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:17:24,908 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:17:24,911 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum_m3.c [2019-11-27 09:17:25,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82a1daf97/05dc13b817de4401bca4a26e0c38fa83/FLAG961784315 [2019-11-27 09:17:26,153 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:17:26,157 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum_m3.c [2019-11-27 09:17:26,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82a1daf97/05dc13b817de4401bca4a26e0c38fa83/FLAG961784315 [2019-11-27 09:17:26,212 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82a1daf97/05dc13b817de4401bca4a26e0c38fa83 [2019-11-27 09:17:26,223 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:17:26,231 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:17:26,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:26,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:17:26,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:17:26,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26, skipping insertion in model container [2019-11-27 09:17:26,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:17:26,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:17:26,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:26,837 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:17:26,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:27,077 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:17:27,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:27 WrapperNode [2019-11-27 09:17:27,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:27,087 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:27,087 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:17:27,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:17:27,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:27" (1/1) ... [2019-11-27 09:17:27,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:27" (1/1) ... [2019-11-27 09:17:27,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:27,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:17:27,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:17:27,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:17:27,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:27" (1/1) ... [2019-11-27 09:17:27,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:27" (1/1) ... [2019-11-27 09:17:27,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:27" (1/1) ... [2019-11-27 09:17:27,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:27" (1/1) ... [2019-11-27 09:17:27,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:27" (1/1) ... [2019-11-27 09:17:27,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:27" (1/1) ... [2019-11-27 09:17:27,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:27" (1/1) ... [2019-11-27 09:17:27,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:17:27,288 INFO L168 Benchmark]: Toolchain (without parser) took 1055.33 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:27,292 INFO L168 Benchmark]: CDTParser took 0.51 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 09:17:27,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 846.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:27,296 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.38 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:27,297 INFO L168 Benchmark]: Boogie Preprocessor took 88.49 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:27,315 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 846.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 104.38 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 88.49 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...