./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem15_label01.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 03ab13ef0348e1ecfd1768bba293320ba0bb26c0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem15_label01.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 03ab13ef0348e1ecfd1768bba293320ba0bb26c0 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:56,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:56,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:56,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:56,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:56,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:56,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:56,313 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:56,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:56,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:56,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:56,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:56,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:56,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:56,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:56,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:56,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:56,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:56,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:56,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:56,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:56,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:56,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:56,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:56,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:56,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:56,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:56,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:56,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:56,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:56,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:56,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:56,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:56,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:56,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:56,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:56,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:56,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:56,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:56,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:56,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:56,427 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:56,462 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:56,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:56,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:56,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:56,471 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:56,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:56,471 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:56,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:56,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:56,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:56,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:56,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:56,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:56,479 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:56,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:56,479 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:56,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:56,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:56,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:56,480 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:56,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:56,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:56,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:56,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:56,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:56,484 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:56,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:56,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:56,486 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 -> 03ab13ef0348e1ecfd1768bba293320ba0bb26c0 [2019-11-27 09:35:57,024 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:57,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:57,068 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:57,072 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:57,075 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:57,076 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label01.c [2019-11-27 09:35:57,230 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7b150ae3/94743ae6378a41abb64d89863167f3c1/FLAG1737df29b [2019-11-27 09:35:58,672 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:58,674 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label01.c [2019-11-27 09:35:58,715 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7b150ae3/94743ae6378a41abb64d89863167f3c1/FLAG1737df29b [2019-11-27 09:35:58,753 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7b150ae3/94743ae6378a41abb64d89863167f3c1 [2019-11-27 09:35:58,763 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:58,765 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:58,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:58,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:58,780 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:58,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:58" (1/1) ... [2019-11-27 09:35:58,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:58, skipping insertion in model container [2019-11-27 09:35:58,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:58" (1/1) ... [2019-11-27 09:35:58,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:58,987 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:00,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:00,896 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:01,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:01,638 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:01,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01 WrapperNode [2019-11-27 09:36:01,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:01,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:01,643 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:01,643 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:01,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:01,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:02,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:02,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:02,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:02,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:02,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:02,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:02,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:02,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:02,322 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:02,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:02,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:02,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:02,522 INFO L168 Benchmark]: Toolchain (without parser) took 3752.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.5 MB in the end (delta: 104.1 MB). Peak memory consumption was 104.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:02,523 INFO L168 Benchmark]: CDTParser took 1.28 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:02,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2872.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:02,529 INFO L168 Benchmark]: Boogie Procedure Inliner took 470.08 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 874.9 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:02,533 INFO L168 Benchmark]: Boogie Preprocessor took 400.84 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:02,544 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 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 2872.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 470.08 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 874.9 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 400.84 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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-da95e15 [2019-11-27 09:36:06,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:06,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:06,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:06,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:06,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:06,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:06,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:06,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:06,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:06,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:06,421 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:06,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:06,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:06,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:06,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:06,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:06,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:06,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:06,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:06,465 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:06,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:06,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:06,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:06,488 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:06,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:06,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:06,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:06,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:06,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:06,498 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:06,499 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:06,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:06,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:06,508 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:06,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:06,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:06,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:06,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:06,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:06,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:06,520 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:06,558 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:06,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:06,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:06,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:06,566 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:06,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:06,569 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:06,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:06,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:06,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:06,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:06,572 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:06,572 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:06,573 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:06,575 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:06,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:06,575 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:06,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:06,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:06,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:06,579 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:06,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:06,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:06,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:06,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:06,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:06,581 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:06,584 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:06,584 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:06,584 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:06,586 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 -> 03ab13ef0348e1ecfd1768bba293320ba0bb26c0 [2019-11-27 09:36:07,133 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:07,161 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:07,168 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:07,175 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:07,175 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:07,179 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label01.c [2019-11-27 09:36:07,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7224bfd6f/739a15cf95d045959a2e522ea0f220ea/FLAGa52c67576 [2019-11-27 09:36:08,756 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:08,757 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label01.c [2019-11-27 09:36:08,803 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7224bfd6f/739a15cf95d045959a2e522ea0f220ea/FLAGa52c67576 [2019-11-27 09:36:08,845 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7224bfd6f/739a15cf95d045959a2e522ea0f220ea [2019-11-27 09:36:08,855 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:08,859 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:08,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:08,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:08,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:08,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:08" (1/1) ... [2019-11-27 09:36:08,882 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:08, skipping insertion in model container [2019-11-27 09:36:08,883 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:08" (1/1) ... [2019-11-27 09:36:08,903 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:09,060 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:11,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:11,041 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:11,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:11,925 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:11,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:11 WrapperNode [2019-11-27 09:36:11,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:11,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:11,934 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:11,934 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:11,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:11" (1/1) ... [2019-11-27 09:36:12,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:11" (1/1) ... [2019-11-27 09:36:12,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:12,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:12,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:12,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:12,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:11" (1/1) ... [2019-11-27 09:36:12,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:11" (1/1) ... [2019-11-27 09:36:12,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:11" (1/1) ... [2019-11-27 09:36:12,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:11" (1/1) ... [2019-11-27 09:36:12,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:11" (1/1) ... [2019-11-27 09:36:12,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:11" (1/1) ... [2019-11-27 09:36:12,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:11" (1/1) ... [2019-11-27 09:36:12,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:12,739 INFO L168 Benchmark]: Toolchain (without parser) took 3874.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 851.8 MB in the end (delta: 104.0 MB). Peak memory consumption was 104.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:12,743 INFO L168 Benchmark]: CDTParser took 0.39 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 09:36:12,745 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3066.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:12,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 400.37 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.4 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:12,753 INFO L168 Benchmark]: Boogie Preprocessor took 399.04 ms. Allocated memory is still 1.0 GB. Free memory was 863.4 MB in the beginning and 851.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:12,764 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 3066.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 400.37 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.4 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 399.04 ms. Allocated memory is still 1.0 GB. Free memory was 863.4 MB in the beginning and 851.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...