./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label42.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 ab5180488af8cfffb9e6e947aef93ceb35da0bb3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem13_label42.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 ab5180488af8cfffb9e6e947aef93ceb35da0bb3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:47:42,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:42,238 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:42,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:42,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:42,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:42,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:42,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:42,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:42,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:42,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:42,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:42,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:42,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:42,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:42,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:42,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:42,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:42,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:42,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:42,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:42,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:42,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:42,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:42,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:42,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:42,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:42,400 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:42,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:42,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:42,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:42,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:42,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:42,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:42,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:42,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:42,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:42,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:42,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:42,424 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:42,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:42,428 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:47:42,471 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:42,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:42,477 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:42,479 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:42,479 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:42,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:42,481 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:42,481 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:47:42,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:42,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:42,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:42,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:42,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:42,487 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:42,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:42,490 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:42,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:42,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:42,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:42,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:42,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:42,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:42,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:42,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:42,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:42,495 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:47:42,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:47:42,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:42,498 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 -> ab5180488af8cfffb9e6e947aef93ceb35da0bb3 [2019-11-26 16:47:43,054 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:43,084 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:43,094 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:43,095 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:43,098 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:43,102 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label42.c [2019-11-26 16:47:43,258 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59e93f7e8/209fa30ba7594450a5f3e0e950a51fd3/FLAG69a7f6132 [2019-11-26 16:47:45,101 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:45,105 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label42.c [2019-11-26 16:47:45,208 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59e93f7e8/209fa30ba7594450a5f3e0e950a51fd3/FLAG69a7f6132 [2019-11-26 16:47:45,247 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59e93f7e8/209fa30ba7594450a5f3e0e950a51fd3 [2019-11-26 16:47:45,255 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:45,259 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:45,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:45,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:45,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:45,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:45,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45, skipping insertion in model container [2019-11-26 16:47:45,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:45,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:45,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:48,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:48,910 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:50,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:50,773 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:50,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50 WrapperNode [2019-11-26 16:47:50,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:50,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:50,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:50,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:50,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:50,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:52,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:52,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:52,461 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:52,461 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:52,482 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:52,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:52,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:52,668 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:53,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:53,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:53,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:53,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:53,525 INFO L168 Benchmark]: Toolchain (without parser) took 8260.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 805.1 MB in the end (delta: 145.2 MB). Peak memory consumption was 145.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:53,526 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:47:53,529 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5516.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 779.6 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:53,533 INFO L168 Benchmark]: Boogie Procedure Inliner took 1675.51 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 878.5 MB in the end (delta: -99.0 MB). Peak memory consumption was 136.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:53,536 INFO L168 Benchmark]: Boogie Preprocessor took 1059.00 ms. Allocated memory is still 1.0 GB. Free memory was 878.5 MB in the beginning and 805.1 MB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:53,546 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 5516.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 779.6 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1675.51 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 878.5 MB in the end (delta: -99.0 MB). Peak memory consumption was 136.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1059.00 ms. Allocated memory is still 1.0 GB. Free memory was 878.5 MB in the beginning and 805.1 MB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 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 0.1.24-025d5a2 [2019-11-26 16:47:57,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:57,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:57,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:57,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:57,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:57,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:57,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:57,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:57,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:57,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:57,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:57,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:57,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:57,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:57,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:57,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:57,565 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:57,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:57,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:57,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:57,594 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:57,596 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:57,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:57,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:57,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:57,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:57,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:57,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:57,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:57,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:57,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:57,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:57,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:57,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:57,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:57,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:57,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:57,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:57,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:57,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:57,641 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:57,684 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:57,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:57,690 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:57,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:57,693 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:57,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:57,694 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:57,694 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:57,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:57,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:57,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:57,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:57,698 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:57,699 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:57,699 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:57,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:57,701 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:57,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:57,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:57,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:57,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:57,704 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:57,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:57,704 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:57,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:57,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:57,707 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:57,707 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:57,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:57,708 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:57,710 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 -> ab5180488af8cfffb9e6e947aef93ceb35da0bb3 [2019-11-26 16:47:58,278 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:58,309 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:58,315 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:58,317 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:58,321 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:58,324 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label42.c [2019-11-26 16:47:58,484 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44f7eb111/44e962c1ec7146ea95a8326deb6c4f97/FLAG6b34e68c8 [2019-11-26 16:48:00,474 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:00,477 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label42.c [2019-11-26 16:48:00,582 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44f7eb111/44e962c1ec7146ea95a8326deb6c4f97/FLAG6b34e68c8 [2019-11-26 16:48:00,624 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44f7eb111/44e962c1ec7146ea95a8326deb6c4f97 [2019-11-26 16:48:00,635 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:00,641 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:00,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:00,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:00,654 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:00,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:00" (1/1) ... [2019-11-26 16:48:00,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:00, skipping insertion in model container [2019-11-26 16:48:00,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:00" (1/1) ... [2019-11-26 16:48:00,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:01,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:04,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:04,418 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:06,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:06,283 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:06,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:06 WrapperNode [2019-11-26 16:48:06,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:06,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:06,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:06,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:06,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:06" (1/1) ... [2019-11-26 16:48:06,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:06" (1/1) ... [2019-11-26 16:48:07,040 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:07,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:07,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:07,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:07,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:06" (1/1) ... [2019-11-26 16:48:07,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:06" (1/1) ... [2019-11-26 16:48:07,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:06" (1/1) ... [2019-11-26 16:48:07,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:06" (1/1) ... [2019-11-26 16:48:07,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:06" (1/1) ... [2019-11-26 16:48:07,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:06" (1/1) ... [2019-11-26 16:48:07,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:06" (1/1) ... [2019-11-26 16:48:07,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:07,630 INFO L168 Benchmark]: Toolchain (without parser) took 6986.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 883.5 MB in the end (delta: 66.8 MB). Peak memory consumption was 66.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:07,632 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:48:07,637 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5644.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:07,638 INFO L168 Benchmark]: Boogie Procedure Inliner took 752.79 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 917.2 MB in the end (delta: -200.7 MB). Peak memory consumption was 37.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:07,643 INFO L168 Benchmark]: Boogie Preprocessor took 580.70 ms. Allocated memory is still 1.0 GB. Free memory was 917.2 MB in the beginning and 883.5 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:07,652 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5644.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 752.79 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 917.2 MB in the end (delta: -200.7 MB). Peak memory consumption was 37.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 580.70 ms. Allocated memory is still 1.0 GB. Free memory was 917.2 MB in the beginning and 883.5 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...