./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label58.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/eca-rers2012/Problem02_label58.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 1913ae3f80b8ac66a65ed26ad92a6851274156ea ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/eca-rers2012/Problem02_label58.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 1913ae3f80b8ac66a65ed26ad92a6851274156ea ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:43:26,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:26,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:26,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:26,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:26,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:26,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:26,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:26,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:26,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:26,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:26,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:26,293 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:26,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:26,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:26,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:26,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:26,315 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:26,321 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:26,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:26,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:26,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:26,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:26,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:26,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:26,361 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:26,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:26,365 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:26,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:26,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:26,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:26,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:26,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:26,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:26,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:26,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:26,383 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:26,385 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:26,385 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:26,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:26,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:26,392 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:26,435 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:26,437 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:26,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:26,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:26,443 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:26,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:26,446 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:26,446 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:26,446 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:26,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:26,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:26,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:26,450 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:26,450 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:26,451 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:26,453 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:26,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:26,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:26,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:26,454 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:26,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:26,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:26,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:26,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:26,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:26,459 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:26,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:26,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:26,460 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 -> 1913ae3f80b8ac66a65ed26ad92a6851274156ea [2019-11-27 15:43:26,985 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:27,014 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:27,022 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:27,027 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:27,028 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:27,029 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label58.c [2019-11-27 15:43:27,196 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6d2b12a9/46f0d0e174d349b79334a35657f8ee17/FLAGaac659b81 [2019-11-27 15:43:28,442 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:28,448 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label58.c [2019-11-27 15:43:28,482 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6d2b12a9/46f0d0e174d349b79334a35657f8ee17/FLAGaac659b81 [2019-11-27 15:43:28,516 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6d2b12a9/46f0d0e174d349b79334a35657f8ee17 [2019-11-27 15:43:28,523 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:28,525 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:28,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:28,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:28,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:28,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:28" (1/1) ... [2019-11-27 15:43:28,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:28, skipping insertion in model container [2019-11-27 15:43:28,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:28" (1/1) ... [2019-11-27 15:43:28,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:28,693 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:29,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:29,715 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:29,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:30,037 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:30,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:30 WrapperNode [2019-11-27 15:43:30,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:30,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:30,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:30,045 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:30,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:30" (1/1) ... [2019-11-27 15:43:30,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:30" (1/1) ... [2019-11-27 15:43:30,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:30,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:30,240 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:30,240 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:30,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:30" (1/1) ... [2019-11-27 15:43:30,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:30" (1/1) ... [2019-11-27 15:43:30,281 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:30" (1/1) ... [2019-11-27 15:43:30,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:30" (1/1) ... [2019-11-27 15:43:30,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:30" (1/1) ... [2019-11-27 15:43:30,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:30" (1/1) ... [2019-11-27 15:43:30,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:30" (1/1) ... [2019-11-27 15:43:30,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:30,459 INFO L168 Benchmark]: Toolchain (without parser) took 1923.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.7 MB in the end (delta: 30.2 kB). Peak memory consumption was 95.7 kB. Max. memory is 12.5 GB. [2019-11-27 15:43:30,460 INFO L168 Benchmark]: CDTParser took 1.42 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 15:43:30,461 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1507.53 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:30,466 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.96 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:30,469 INFO L168 Benchmark]: Boogie Preprocessor took 205.19 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:30,486 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 1507.53 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 194.96 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.19 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 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 0.1.24-509859d [2019-11-27 15:43:34,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:34,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:34,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:34,319 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:34,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:34,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:34,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:34,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:34,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:34,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:34,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:34,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:34,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:34,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:34,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:34,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:34,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:34,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:34,407 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:34,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:34,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:34,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:34,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:34,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:34,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:34,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:34,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:34,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:34,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:34,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:34,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:34,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:34,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:34,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:34,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:34,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:34,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:34,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:34,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:34,467 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:34,468 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:34,511 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:34,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:34,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:34,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:34,520 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:34,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:34,521 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:34,521 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:34,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:34,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:34,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:34,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:34,528 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:34,529 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:34,529 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:34,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:34,530 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:34,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:34,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:34,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:34,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:34,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:34,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:34,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:34,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:34,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:34,536 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:34,536 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:34,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:34,539 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:34,540 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 -> 1913ae3f80b8ac66a65ed26ad92a6851274156ea [2019-11-27 15:43:35,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:35,189 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:35,199 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:35,206 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:35,206 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:35,208 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label58.c [2019-11-27 15:43:35,372 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c2a0d5d4/30293c93fb23460ba817908d17c11e45/FLAGf0a5f17cb [2019-11-27 15:43:36,603 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:36,608 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label58.c [2019-11-27 15:43:36,645 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c2a0d5d4/30293c93fb23460ba817908d17c11e45/FLAGf0a5f17cb [2019-11-27 15:43:36,686 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c2a0d5d4/30293c93fb23460ba817908d17c11e45 [2019-11-27 15:43:36,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:36,699 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:36,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:36,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:36,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:36,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36, skipping insertion in model container [2019-11-27 15:43:36,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:36,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:37,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:37,985 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:38,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:38,305 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:38,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:38 WrapperNode [2019-11-27 15:43:38,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:38,313 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:38,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:38,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:38,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:38" (1/1) ... [2019-11-27 15:43:38,389 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:38" (1/1) ... [2019-11-27 15:43:38,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:38,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:38,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:38,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:38,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:38" (1/1) ... [2019-11-27 15:43:38,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:38" (1/1) ... [2019-11-27 15:43:38,571 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:38" (1/1) ... [2019-11-27 15:43:38,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:38" (1/1) ... [2019-11-27 15:43:38,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:38" (1/1) ... [2019-11-27 15:43:38,665 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:38" (1/1) ... [2019-11-27 15:43:38,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:38" (1/1) ... [2019-11-27 15:43:38,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:38,729 INFO L168 Benchmark]: Toolchain (without parser) took 2029.45 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 950.7 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:38,731 INFO L168 Benchmark]: CDTParser took 0.42 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 15:43:38,733 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1607.86 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 962.2 MB in the end (delta: -528.5 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:38,740 INFO L168 Benchmark]: Boogie Procedure Inliner took 216.38 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:38,741 INFO L168 Benchmark]: Boogie Preprocessor took 190.08 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:38,755 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1607.86 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 962.2 MB in the end (delta: -528.5 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 216.38 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 190.08 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.7 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...