./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label34.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/Problem01_label34.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 f01979d5da4d022026be8efd02bfc41090b6cbce ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem01_label34.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 f01979d5da4d022026be8efd02bfc41090b6cbce .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:42:35,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:35,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:35,331 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:35,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:35,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:35,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:35,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:35,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:35,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:35,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:35,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:35,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:35,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:35,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:35,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:35,398 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:35,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:35,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:35,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:35,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:35,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:35,433 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:35,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:35,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:35,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:35,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:35,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:35,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:35,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:35,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:35,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:35,461 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:35,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:35,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:35,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:35,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:35,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:35,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:35,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:35,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:35,481 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:42:35,523 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:35,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:35,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:35,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:35,530 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:35,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:35,533 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:35,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:42:35,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:35,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:35,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:35,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:35,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:35,539 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:35,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:35,539 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:35,539 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:35,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:35,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:35,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:35,544 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:35,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:35,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:35,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:35,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:35,545 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:42:35,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:42:35,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:35,546 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 -> f01979d5da4d022026be8efd02bfc41090b6cbce [2019-11-27 15:42:36,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:36,101 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:36,108 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:36,113 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:36,116 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:36,118 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label34.c [2019-11-27 15:42:36,278 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48e148e98/6564d822ad2048f3a440527855e1202b/FLAGceb5c8280 [2019-11-27 15:42:37,532 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:37,537 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label34.c [2019-11-27 15:42:37,573 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48e148e98/6564d822ad2048f3a440527855e1202b/FLAGceb5c8280 [2019-11-27 15:42:37,613 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48e148e98/6564d822ad2048f3a440527855e1202b [2019-11-27 15:42:37,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:37,623 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:37,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:37,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:37,636 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:37,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:37" (1/1) ... [2019-11-27 15:42:37,649 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 03:42:37, skipping insertion in model container [2019-11-27 15:42:37,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:37" (1/1) ... [2019-11-27 15:42:37,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:37,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:38,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:38,871 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:39,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:39,172 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:39,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39 WrapperNode [2019-11-27 15:42:39,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:39,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:39,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:39,178 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:39,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:39,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:39,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:39,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:39,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:39,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:39,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:39,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:39,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:39,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:39,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:39,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:39,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:39,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:39,598 INFO L168 Benchmark]: Toolchain (without parser) took 1968.08 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 961.6 MB in the end (delta: 81.1 kB). Peak memory consumption was 146.6 kB. Max. memory is 12.5 GB. [2019-11-27 15:42:39,601 INFO L168 Benchmark]: CDTParser took 3.53 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 15:42:39,607 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1552.49 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 27.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:39,611 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.38 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:39,614 INFO L168 Benchmark]: Boogie Preprocessor took 195.92 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:39,631 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.53 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 1552.49 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 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 214.38 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.92 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 961.6 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 15:42:43,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:43,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:43,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:43,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:43,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:43,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:43,471 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:43,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:43,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:43,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:43,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:43,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:43,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:43,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:43,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:43,500 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:43,503 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:43,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:43,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:43,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:43,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:43,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:43,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:43,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:43,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:43,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:43,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:43,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:43,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:43,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:43,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:43,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:43,569 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:43,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:43,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:43,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:43,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:43,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:43,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:43,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:43,585 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:42:43,629 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:43,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:43,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:43,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:43,636 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:43,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:43,638 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:43,639 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:43,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:43,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:43,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:43,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:43,643 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:42:43,644 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:42:43,646 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:43,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:43,647 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:43,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:43,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:43,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:43,649 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:43,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:43,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:43,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:43,651 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:43,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:43,654 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:42:43,655 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:42:43,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:43,655 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:42:43,657 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 -> f01979d5da4d022026be8efd02bfc41090b6cbce [2019-11-27 15:42:44,220 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:44,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:44,259 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:44,262 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:44,264 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:44,267 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label34.c [2019-11-27 15:42:44,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb394e21f/966c7f718ef44947ba0d1ec27eb4dcfa/FLAGbb2eb6994 [2019-11-27 15:42:45,644 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:45,649 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label34.c [2019-11-27 15:42:45,675 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb394e21f/966c7f718ef44947ba0d1ec27eb4dcfa/FLAGbb2eb6994 [2019-11-27 15:42:46,121 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb394e21f/966c7f718ef44947ba0d1ec27eb4dcfa [2019-11-27 15:42:46,131 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:46,137 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:46,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:46,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:46,149 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:46,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:46" (1/1) ... [2019-11-27 15:42:46,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7547f8bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:46, skipping insertion in model container [2019-11-27 15:42:46,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:46" (1/1) ... [2019-11-27 15:42:46,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:46,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:47,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:47,340 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:47,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:47,618 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:47,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:47 WrapperNode [2019-11-27 15:42:47,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:47,628 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:47,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:47,629 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:47,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:47" (1/1) ... [2019-11-27 15:42:47,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:47" (1/1) ... [2019-11-27 15:42:47,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:47,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:47,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:47,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:47,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:47" (1/1) ... [2019-11-27 15:42:47,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:47" (1/1) ... [2019-11-27 15:42:47,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:47" (1/1) ... [2019-11-27 15:42:47,853 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:47" (1/1) ... [2019-11-27 15:42:47,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:47" (1/1) ... [2019-11-27 15:42:47,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:47" (1/1) ... [2019-11-27 15:42:47,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:47" (1/1) ... [2019-11-27 15:42:47,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:48,009 INFO L168 Benchmark]: Toolchain (without parser) took 1867.64 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 972.3 MB in the end (delta: -10.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:42:48,013 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. [2019-11-27 15:42:48,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1481.93 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 978.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:48,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 178.98 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:48,025 INFO L168 Benchmark]: Boogie Preprocessor took 192.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:42:48,036 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 1481.93 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 978.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 178.98 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.3 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...