./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/sqm-if.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-fpi/sqm-if.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 e5e253e162a51a8805411e1a3fa0ab13b24d78a0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-fpi/sqm-if.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 e5e253e162a51a8805411e1a3fa0ab13b24d78a0 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:32:02,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:32:02,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:32:02,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:32:02,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:32:02,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:32:02,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:32:02,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:32:02,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:32:02,451 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:32:02,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:32:02,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:32:02,459 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:32:02,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:32:02,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:32:02,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:32:02,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:32:02,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:32:02,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:32:02,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:32:02,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:32:02,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:32:02,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:32:02,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:32:02,522 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:32:02,523 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:32:02,523 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:32:02,525 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:32:02,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:32:02,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:32:02,531 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:32:02,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:32:02,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:32:02,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:32:02,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:32:02,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:32:02,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:32:02,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:32:02,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:32:02,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:32:02,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:32:02,558 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:32:02,596 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:32:02,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:32:02,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:32:02,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:32:02,605 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:32:02,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:32:02,607 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:32:02,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:32:02,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:32:02,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:32:02,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:32:02,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:32:02,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:32:02,612 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:32:02,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:32:02,612 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:32:02,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:32:02,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:32:02,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:32:02,615 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:32:02,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:32:02,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:32:02,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:32:02,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:32:02,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:32:02,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:32:02,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:32:02,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:32:02,622 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 -> e5e253e162a51a8805411e1a3fa0ab13b24d78a0 [2019-11-26 16:32:03,160 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:32:03,192 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:32:03,199 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:32:03,204 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:32:03,205 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:32:03,206 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/sqm-if.c [2019-11-26 16:32:03,370 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d518cf3a/f64d6943081b4460b90195c4b94edc90/FLAGb814c56d6 [2019-11-26 16:32:04,443 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:32:04,445 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/sqm-if.c [2019-11-26 16:32:04,467 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d518cf3a/f64d6943081b4460b90195c4b94edc90/FLAGb814c56d6 [2019-11-26 16:32:04,505 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d518cf3a/f64d6943081b4460b90195c4b94edc90 [2019-11-26 16:32:04,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:32:04,521 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:32:04,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:04,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:32:04,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:32:04,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:04" (1/1) ... [2019-11-26 16:32:04,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:04, skipping insertion in model container [2019-11-26 16:32:04,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:04" (1/1) ... [2019-11-26 16:32:04,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:32:04,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:32:05,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:05,111 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:32:05,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:05,263 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:32:05,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:05 WrapperNode [2019-11-26 16:32:05,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:05,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:05,272 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:32:05,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:32:05,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:05" (1/1) ... [2019-11-26 16:32:05,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:05" (1/1) ... [2019-11-26 16:32:05,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:05,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:32:05,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:32:05,380 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:32:05,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:05" (1/1) ... [2019-11-26 16:32:05,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:05" (1/1) ... [2019-11-26 16:32:05,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:05" (1/1) ... [2019-11-26 16:32:05,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:05" (1/1) ... [2019-11-26 16:32:05,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:05" (1/1) ... [2019-11-26 16:32:05,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:05" (1/1) ... [2019-11-26 16:32:05,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:05" (1/1) ... [2019-11-26 16:32:05,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:32:05,470 INFO L168 Benchmark]: Toolchain (without parser) took 930.07 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. [2019-11-26 16:32:05,472 INFO L168 Benchmark]: CDTParser took 1.49 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 16:32:05,477 INFO L168 Benchmark]: CACSL2BoogieTranslator took 742.99 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. [2019-11-26 16:32:05,480 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.35 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. [2019-11-26 16:32:05,486 INFO L168 Benchmark]: Boogie Preprocessor took 67.96 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 16:32:05,490 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49 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 742.99 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 107.35 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 67.96 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 0.1.24-025d5a2 [2019-11-26 16:32:09,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:32:09,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:32:09,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:32:09,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:32:09,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:32:09,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:32:09,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:32:09,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:32:09,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:32:09,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:32:09,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:32:09,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:32:09,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:32:09,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:32:09,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:32:09,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:32:09,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:32:09,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:32:09,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:32:09,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:32:09,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:32:09,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:32:09,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:32:09,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:32:09,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:32:09,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:32:09,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:32:09,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:32:09,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:32:09,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:32:09,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:32:09,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:32:09,509 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:32:09,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:32:09,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:32:09,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:32:09,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:32:09,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:32:09,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:32:09,524 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:32:09,525 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:32:09,563 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:32:09,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:32:09,569 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:32:09,573 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:32:09,573 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:32:09,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:32:09,574 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:32:09,574 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:32:09,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:32:09,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:32:09,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:32:09,577 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:32:09,577 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:32:09,579 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:32:09,579 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:32:09,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:32:09,580 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:32:09,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:32:09,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:32:09,582 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:32:09,584 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:32:09,584 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:32:09,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:32:09,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:32:09,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:32:09,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:32:09,589 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:32:09,589 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:32:09,590 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:32:09,590 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:32:09,592 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 -> e5e253e162a51a8805411e1a3fa0ab13b24d78a0 [2019-11-26 16:32:10,150 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:32:10,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:32:10,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:32:10,196 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:32:10,199 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:32:10,201 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/sqm-if.c [2019-11-26 16:32:10,360 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b895da40/9403e86035e54971b9544655e0c835da/FLAGa6e4c6d3c [2019-11-26 16:32:11,442 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:32:11,444 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/sqm-if.c [2019-11-26 16:32:11,462 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b895da40/9403e86035e54971b9544655e0c835da/FLAGa6e4c6d3c [2019-11-26 16:32:11,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b895da40/9403e86035e54971b9544655e0c835da [2019-11-26 16:32:11,512 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:32:11,515 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:32:11,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:11,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:32:11,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:32:11,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:11" (1/1) ... [2019-11-26 16:32:11,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:11, skipping insertion in model container [2019-11-26 16:32:11,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:11" (1/1) ... [2019-11-26 16:32:11,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:32:11,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:32:12,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:12,089 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:32:12,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:12,232 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:32:12,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:12 WrapperNode [2019-11-26 16:32:12,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:12,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:12,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:32:12,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:32:12,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:12" (1/1) ... [2019-11-26 16:32:12,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:12" (1/1) ... [2019-11-26 16:32:12,324 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:12,325 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:32:12,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:32:12,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:32:12,336 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:12" (1/1) ... [2019-11-26 16:32:12,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:12" (1/1) ... [2019-11-26 16:32:12,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:12" (1/1) ... [2019-11-26 16:32:12,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:12" (1/1) ... [2019-11-26 16:32:12,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:12" (1/1) ... [2019-11-26 16:32:12,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:12" (1/1) ... [2019-11-26 16:32:12,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:12" (1/1) ... [2019-11-26 16:32:12,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:32:12,402 INFO L168 Benchmark]: Toolchain (without parser) took 884.51 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 991.1 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:12,404 INFO L168 Benchmark]: CDTParser took 0.34 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 16:32:12,409 INFO L168 Benchmark]: CACSL2BoogieTranslator took 714.76 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 991.1 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:12,410 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.02 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:12,411 INFO L168 Benchmark]: Boogie Preprocessor took 70.93 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:12,425 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 714.76 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 991.1 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 84.02 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 70.93 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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...