./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/bitvector/modulus-2.i --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/bitvector/modulus-2.i -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 c028dc478ad08c52f1db2e76a15a3094442b18a8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/bitvector/modulus-2.i -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 c028dc478ad08c52f1db2e76a15a3094442b18a8 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:32:16,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:32:16,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:32:16,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:32:16,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:32:16,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:32:16,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:32:16,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:32:16,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:32:16,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:32:16,436 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:32:16,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:32:16,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:32:16,454 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:32:16,456 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:32:16,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:32:16,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:32:16,465 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:32:16,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:32:16,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:32:16,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:32:16,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:32:16,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:32:16,502 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:32:16,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:32:16,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:32:16,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:32:16,515 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:32:16,516 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:32:16,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:32:16,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:32:16,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:32:16,524 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:32:16,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:32:16,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:32:16,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:32:16,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:32:16,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:32:16,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:32:16,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:32:16,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:32:16,544 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:32:16,591 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:32:16,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:32:16,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:32:16,600 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:32:16,600 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:32:16,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:32:16,601 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:32:16,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:32:16,602 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:32:16,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:32:16,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:32:16,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:32:16,606 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:32:16,607 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:32:16,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:32:16,610 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:32:16,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:32:16,611 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:32:16,611 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:32:16,612 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:32:16,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:32:16,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:32:16,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:32:16,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:32:16,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:32:16,615 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:32:16,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:32:16,616 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:32:16,616 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 -> c028dc478ad08c52f1db2e76a15a3094442b18a8 [2019-11-26 16:32:17,222 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:32:17,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:32:17,258 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:32:17,263 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:32:17,264 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:32:17,268 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/modulus-2.i [2019-11-26 16:32:17,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cbe4e3c2/ec93734d372e46919d2bbcef4aa5fd4b/FLAG6c00be8fb [2019-11-26 16:32:18,453 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:32:18,455 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/modulus-2.i [2019-11-26 16:32:18,468 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cbe4e3c2/ec93734d372e46919d2bbcef4aa5fd4b/FLAG6c00be8fb [2019-11-26 16:32:18,508 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cbe4e3c2/ec93734d372e46919d2bbcef4aa5fd4b [2019-11-26 16:32:18,518 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:32:18,521 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:32:18,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:18,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:32:18,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:32:18,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:18" (1/1) ... [2019-11-26 16:32:18,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2649282b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:18, skipping insertion in model container [2019-11-26 16:32:18,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:18" (1/1) ... [2019-11-26 16:32:18,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:32:18,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:32:19,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:19,068 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:32:19,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:19,169 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:32:19,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:19 WrapperNode [2019-11-26 16:32:19,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:19,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:19,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:32:19,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:32:19,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:19" (1/1) ... [2019-11-26 16:32:19,296 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:19" (1/1) ... [2019-11-26 16:32:19,334 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:19,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:32:19,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:32:19,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:32:19,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:19" (1/1) ... [2019-11-26 16:32:19,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:19" (1/1) ... [2019-11-26 16:32:19,368 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:19" (1/1) ... [2019-11-26 16:32:19,368 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:19" (1/1) ... [2019-11-26 16:32:19,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:19" (1/1) ... [2019-11-26 16:32:19,391 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:19" (1/1) ... [2019-11-26 16:32:19,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:19" (1/1) ... [2019-11-26 16:32:19,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:32:19,408 INFO L168 Benchmark]: Toolchain (without parser) took 883.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.3 MB in the end (delta: -31.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:19,410 INFO L168 Benchmark]: CDTParser took 0.40 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 16:32:19,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.98 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:19,428 INFO L168 Benchmark]: Boogie Procedure Inliner took 155.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:19,432 INFO L168 Benchmark]: Boogie Preprocessor took 64.19 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 16:32:19,443 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 653.98 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 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 155.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 64.19 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. 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 16:32:23,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:32:23,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:32:23,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:32:23,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:32:23,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:32:23,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:32:23,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:32:23,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:32:23,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:32:23,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:32:23,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:32:23,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:32:23,487 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:32:23,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:32:23,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:32:23,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:32:23,503 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:32:23,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:32:23,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:32:23,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:32:23,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:32:23,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:32:23,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:32:23,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:32:23,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:32:23,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:32:23,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:32:23,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:32:23,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:32:23,562 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:32:23,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:32:23,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:32:23,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:32:23,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:32:23,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:32:23,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:32:23,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:32:23,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:32:23,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:32:23,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:32:23,585 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:32:23,624 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:32:23,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:32:23,630 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:32:23,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:32:23,633 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:32:23,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:32:23,634 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:32:23,634 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:32:23,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:32:23,635 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:32:23,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:32:23,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:32:23,639 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:32:23,640 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:32:23,640 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:32:23,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:32:23,641 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:32:23,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:32:23,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:32:23,643 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:32:23,644 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:32:23,644 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:32:23,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:32:23,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:32:23,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:32:23,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:32:23,648 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:32:23,648 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:32:23,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:32:23,649 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:32:23,653 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 -> c028dc478ad08c52f1db2e76a15a3094442b18a8 [2019-11-26 16:32:24,250 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:32:24,281 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:32:24,290 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:32:24,294 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:32:24,297 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:32:24,299 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/modulus-2.i [2019-11-26 16:32:24,457 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fc6904f0/43a15327eac24fe4a1c5a7ef4f9334fe/FLAGd7edf464d [2019-11-26 16:32:25,388 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:32:25,390 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/modulus-2.i [2019-11-26 16:32:25,405 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fc6904f0/43a15327eac24fe4a1c5a7ef4f9334fe/FLAGd7edf464d [2019-11-26 16:32:25,567 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fc6904f0/43a15327eac24fe4a1c5a7ef4f9334fe [2019-11-26 16:32:25,575 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:32:25,580 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:32:25,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:25,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:32:25,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:32:25,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:25" (1/1) ... [2019-11-26 16:32:25,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216a4388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:25, skipping insertion in model container [2019-11-26 16:32:25,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:25" (1/1) ... [2019-11-26 16:32:25,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:32:25,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:32:26,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:26,134 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:32:26,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:26,224 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:32:26,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:26 WrapperNode [2019-11-26 16:32:26,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:26,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:26,230 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:32:26,231 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:32:26,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:26" (1/1) ... [2019-11-26 16:32:26,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:26" (1/1) ... [2019-11-26 16:32:26,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:26,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:32:26,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:32:26,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:32:26,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:26" (1/1) ... [2019-11-26 16:32:26,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:26" (1/1) ... [2019-11-26 16:32:26,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:26" (1/1) ... [2019-11-26 16:32:26,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:26" (1/1) ... [2019-11-26 16:32:26,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:26" (1/1) ... [2019-11-26 16:32:26,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:26" (1/1) ... [2019-11-26 16:32:26,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:26" (1/1) ... [2019-11-26 16:32:26,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:32:26,485 INFO L168 Benchmark]: Toolchain (without parser) took 897.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.3 MB in the end (delta: -25.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:26,487 INFO L168 Benchmark]: CDTParser took 2.60 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 16:32:26,496 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.27 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:26,497 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 997.0 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:26,499 INFO L168 Benchmark]: Boogie Preprocessor took 60.81 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 16:32:26,513 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.60 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 641.27 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 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 181.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 997.0 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 60.81 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...