./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/zonotope_2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/AutomizerReach.xml -i ../sv-benchmarks/c/float-benchs/zonotope_2.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 2dba1f69a6b738bef9ed848916ef3e39fe78a0e0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/float-benchs/zonotope_2.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 2dba1f69a6b738bef9ed848916ef3e39fe78a0e0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:07:20,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:07:20,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:07:20,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:07:20,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:07:20,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:07:20,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:07:20,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:07:20,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:07:20,489 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:07:20,493 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:07:20,498 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:07:20,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:07:20,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:07:20,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:07:20,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:07:20,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:07:20,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:07:20,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:07:20,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:07:20,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:07:20,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:07:20,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:07:20,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:07:20,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:07:20,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:07:20,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:07:20,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:07:20,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:07:20,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:07:20,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:07:20,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:07:20,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:07:20,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:07:20,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:07:20,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:07:20,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:07:20,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:07:20,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:07:20,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:07:20,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:07:20,595 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:07:20,635 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:07:20,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:07:20,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:07:20,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:07:20,644 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:07:20,644 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:07:20,645 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:07:20,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:07:20,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:07:20,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:07:20,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:07:20,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:07:20,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:07:20,650 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:07:20,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:07:20,651 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:07:20,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:07:20,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:07:20,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:07:20,652 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:07:20,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:07:20,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:07:20,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:07:20,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:07:20,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:07:20,656 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:07:20,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:07:20,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:07:20,657 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 -> 2dba1f69a6b738bef9ed848916ef3e39fe78a0e0 [2019-11-27 16:07:21,270 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:07:21,304 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:07:21,311 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:07:21,315 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:07:21,316 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:07:21,319 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/zonotope_2.c [2019-11-27 16:07:21,479 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5159c818/d7e7bed72a03435c82ce2794b7251f5d/FLAG31512fda1 [2019-11-27 16:07:22,521 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:07:22,522 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/zonotope_2.c [2019-11-27 16:07:22,539 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5159c818/d7e7bed72a03435c82ce2794b7251f5d/FLAG31512fda1 [2019-11-27 16:07:22,577 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5159c818/d7e7bed72a03435c82ce2794b7251f5d [2019-11-27 16:07:22,585 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:07:22,587 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:07:22,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:07:22,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:07:22,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:07:22,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:22" (1/1) ... [2019-11-27 16:07:22,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:22, skipping insertion in model container [2019-11-27 16:07:22,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:22" (1/1) ... [2019-11-27 16:07:22,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:07:22,680 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:07:23,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:07:23,147 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:07:23,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:07:23,199 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:07:23,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:23 WrapperNode [2019-11-27 16:07:23,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:07:23,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:07:23,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:07:23,210 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:07:23,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:23" (1/1) ... [2019-11-27 16:07:23,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:23" (1/1) ... [2019-11-27 16:07:23,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:07:23,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:07:23,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:07:23,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:07:23,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:23" (1/1) ... [2019-11-27 16:07:23,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:23" (1/1) ... [2019-11-27 16:07:23,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:23" (1/1) ... [2019-11-27 16:07:23,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:23" (1/1) ... [2019-11-27 16:07:23,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:23" (1/1) ... [2019-11-27 16:07:23,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:23" (1/1) ... [2019-11-27 16:07:23,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:23" (1/1) ... [2019-11-27 16:07:23,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:07:23,389 INFO L168 Benchmark]: Toolchain (without parser) took 799.77 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 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:07:23,405 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:07:23,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.38 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:07:23,412 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.3 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:07:23,413 INFO L168 Benchmark]: Boogie Preprocessor took 46.17 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 16:07:23,425 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 609.38 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 128.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.3 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 46.17 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 0.1.24-509859d [2019-11-27 16:07:27,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:07:27,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:07:27,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:07:27,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:07:27,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:07:27,430 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:07:27,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:07:27,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:07:27,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:07:27,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:07:27,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:07:27,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:07:27,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:07:27,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:07:27,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:07:27,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:07:27,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:07:27,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:07:27,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:07:27,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:07:27,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:07:27,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:07:27,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:07:27,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:07:27,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:07:27,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:07:27,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:07:27,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:07:27,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:07:27,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:07:27,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:07:27,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:07:27,543 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:07:27,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:07:27,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:07:27,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:07:27,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:07:27,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:07:27,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:07:27,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:07:27,561 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:07:27,599 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:07:27,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:07:27,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:07:27,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:07:27,605 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:07:27,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:07:27,608 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:07:27,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:07:27,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:07:27,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:07:27,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:07:27,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:07:27,611 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:07:27,613 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:07:27,613 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:07:27,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:07:27,614 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:07:27,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:07:27,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:07:27,615 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:07:27,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:07:27,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:07:27,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:07:27,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:07:27,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:07:27,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:07:27,621 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:07:27,622 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:07:27,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:07:27,622 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:07:27,623 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 -> 2dba1f69a6b738bef9ed848916ef3e39fe78a0e0 [2019-11-27 16:07:28,143 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:07:28,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:07:28,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:07:28,185 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:07:28,188 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:07:28,190 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/zonotope_2.c [2019-11-27 16:07:28,346 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42132f698/2105e979c192437a8ac496fabf59f60b/FLAGde468a18a [2019-11-27 16:07:29,366 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:07:29,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/zonotope_2.c [2019-11-27 16:07:29,383 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42132f698/2105e979c192437a8ac496fabf59f60b/FLAGde468a18a [2019-11-27 16:07:29,421 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42132f698/2105e979c192437a8ac496fabf59f60b [2019-11-27 16:07:29,432 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:07:29,437 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:07:29,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:07:29,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:07:29,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:07:29,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:29" (1/1) ... [2019-11-27 16:07:29,462 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 04:07:29, skipping insertion in model container [2019-11-27 16:07:29,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:29" (1/1) ... [2019-11-27 16:07:29,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:07:29,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:07:29,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:07:30,004 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:07:30,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:07:30,200 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:07:30,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:30 WrapperNode [2019-11-27 16:07:30,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:07:30,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:07:30,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:07:30,210 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:07:30,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:30" (1/1) ... [2019-11-27 16:07:30,253 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:30" (1/1) ... [2019-11-27 16:07:30,308 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:07:30,310 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:07:30,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:07:30,311 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:07:30,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:30" (1/1) ... [2019-11-27 16:07:30,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:30" (1/1) ... [2019-11-27 16:07:30,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:30" (1/1) ... [2019-11-27 16:07:30,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:30" (1/1) ... [2019-11-27 16:07:30,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:30" (1/1) ... [2019-11-27 16:07:30,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:30" (1/1) ... [2019-11-27 16:07:30,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:30" (1/1) ... [2019-11-27 16:07:30,406 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:07:30,418 INFO L168 Benchmark]: Toolchain (without parser) took 976.03 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 991.0 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:07:30,420 INFO L168 Benchmark]: CDTParser took 0.35 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 16:07:30,423 INFO L168 Benchmark]: CACSL2BoogieTranslator took 763.69 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:07:30,425 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.14 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:07:30,430 INFO L168 Benchmark]: Boogie Preprocessor took 97.64 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:07:30,441 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 763.69 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 104.14 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 97.64 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...