./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-crafted/zero_sum_const_m4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_const_m4.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 c72ad67a24411e9154529462a7dfd4d5cc086b9e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_const_m4.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 c72ad67a24411e9154529462a7dfd4d5cc086b9e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:30:20,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:30:20,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:30:20,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:30:20,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:30:20,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:30:20,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:30:20,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:30:20,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:30:20,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:30:20,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:30:20,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:30:20,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:30:20,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:30:20,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:30:20,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:30:20,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:30:20,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:30:20,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:30:20,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:30:20,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:30:20,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:30:20,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:30:20,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:30:20,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:30:20,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:30:20,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:30:20,476 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:30:20,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:30:20,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:30:20,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:30:20,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:30:20,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:30:20,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:30:20,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:30:20,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:30:20,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:30:20,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:30:20,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:30:20,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:30:20,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:30:20,502 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:30:20,544 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:30:20,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:30:20,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:30:20,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:30:20,553 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:30:20,554 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:30:20,554 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:30:20,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:30:20,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:30:20,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:30:20,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:30:20,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:30:20,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:30:20,560 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:30:20,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:30:20,562 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:30:20,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:30:20,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:30:20,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:30:20,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:30:20,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:30:20,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:30:20,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:30:20,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:30:20,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:30:20,568 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:30:20,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:30:20,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:30:20,569 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 -> c72ad67a24411e9154529462a7dfd4d5cc086b9e [2019-11-26 16:30:21,203 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:30:21,235 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:30:21,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:30:21,245 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:30:21,250 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:30:21,252 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum_const_m4.c [2019-11-26 16:30:21,411 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81a77249e/db13450a07044e0aaac66baf8e2eed1b/FLAG10b483e61 [2019-11-26 16:30:22,509 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:22,515 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum_const_m4.c [2019-11-26 16:30:22,532 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81a77249e/db13450a07044e0aaac66baf8e2eed1b/FLAG10b483e61 [2019-11-26 16:30:22,574 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81a77249e/db13450a07044e0aaac66baf8e2eed1b [2019-11-26 16:30:22,583 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:22,588 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:22,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:22,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:22,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:22,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,611 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 26.11 04:30:22, skipping insertion in model container [2019-11-26 16:30:22,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:22,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:23,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:23,211 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:23,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:23,407 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:23,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:23 WrapperNode [2019-11-26 16:30:23,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:23,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:23,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:23,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:23,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:23" (1/1) ... [2019-11-26 16:30:23,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:23" (1/1) ... [2019-11-26 16:30:23,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:23,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:23,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:23,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:23,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:23" (1/1) ... [2019-11-26 16:30:23,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:23" (1/1) ... [2019-11-26 16:30:23,572 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:23" (1/1) ... [2019-11-26 16:30:23,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:23" (1/1) ... [2019-11-26 16:30:23,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:23" (1/1) ... [2019-11-26 16:30:23,626 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:23" (1/1) ... [2019-11-26 16:30:23,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:23" (1/1) ... [2019-11-26 16:30:23,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:23,652 INFO L168 Benchmark]: Toolchain (without parser) took 1059.43 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 989.9 MB in the end (delta: -28.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:23,654 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. [2019-11-26 16:30:23,658 INFO L168 Benchmark]: CACSL2BoogieTranslator took 822.90 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:23,660 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.66 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. [2019-11-26 16:30:23,662 INFO L168 Benchmark]: Boogie Preprocessor took 100.00 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:23,675 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 822.90 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 128.66 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. * Boogie Preprocessor took 100.00 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. 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 0.1.24-025d5a2 [2019-11-26 16:30:27,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:30:27,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:30:27,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:30:27,622 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:30:27,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:30:27,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:30:27,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:30:27,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:30:27,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:30:27,658 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:30:27,661 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:30:27,662 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:30:27,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:30:27,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:30:27,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:30:27,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:30:27,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:30:27,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:30:27,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:30:27,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:30:27,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:30:27,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:30:27,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:30:27,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:30:27,733 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:30:27,733 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:30:27,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:30:27,738 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:30:27,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:30:27,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:30:27,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:30:27,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:30:27,748 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:30:27,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:30:27,753 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:30:27,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:30:27,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:30:27,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:30:27,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:30:27,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:30:27,760 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:30:27,806 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:30:27,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:30:27,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:30:27,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:30:27,816 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:30:27,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:30:27,817 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:30:27,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:30:27,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:30:27,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:30:27,820 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:30:27,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:30:27,821 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:30:27,822 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:30:27,824 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:30:27,824 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:30:27,824 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:30:27,825 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:30:27,825 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:30:27,825 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:30:27,826 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:30:27,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:30:27,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:30:27,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:30:27,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:30:27,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:30:27,832 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:30:27,832 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:30:27,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:30:27,833 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:30:27,834 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 -> c72ad67a24411e9154529462a7dfd4d5cc086b9e [2019-11-26 16:30:28,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:30:28,512 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:30:28,519 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:30:28,522 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:30:28,525 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:30:28,527 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum_const_m4.c [2019-11-26 16:30:28,684 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f60d33a7/d513c405fcfe423e8b5e75a78fb85476/FLAG8e32b002e [2019-11-26 16:30:29,726 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:29,727 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum_const_m4.c [2019-11-26 16:30:29,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f60d33a7/d513c405fcfe423e8b5e75a78fb85476/FLAG8e32b002e [2019-11-26 16:30:29,869 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f60d33a7/d513c405fcfe423e8b5e75a78fb85476 [2019-11-26 16:30:29,875 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:29,877 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:29,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:29,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:29,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:29,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:29" (1/1) ... [2019-11-26 16:30:29,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:29, skipping insertion in model container [2019-11-26 16:30:29,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:29" (1/1) ... [2019-11-26 16:30:29,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:29,990 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:30,497 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:30,518 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:30,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:30,706 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:30,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:30 WrapperNode [2019-11-26 16:30:30,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:30,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:30,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:30,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:30,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:30" (1/1) ... [2019-11-26 16:30:30,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:30" (1/1) ... [2019-11-26 16:30:30,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:30,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:30,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:30,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:30,806 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:30" (1/1) ... [2019-11-26 16:30:30,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:30" (1/1) ... [2019-11-26 16:30:30,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:30" (1/1) ... [2019-11-26 16:30:30,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:30" (1/1) ... [2019-11-26 16:30:30,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:30" (1/1) ... [2019-11-26 16:30:30,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:30" (1/1) ... [2019-11-26 16:30:30,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:30" (1/1) ... [2019-11-26 16:30:30,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:30,878 INFO L168 Benchmark]: Toolchain (without parser) took 996.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.9 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:30,881 INFO L168 Benchmark]: CDTParser took 2.92 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. [2019-11-26 16:30:30,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 816.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:30,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.89 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:30,887 INFO L168 Benchmark]: Boogie Preprocessor took 77.45 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:30,911 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.92 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 816.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 84.89 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 77.45 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...