./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label07.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 5a2011cbf9ddf1142e605babf20a31d32a3866fe .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label07.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 5a2011cbf9ddf1142e605babf20a31d32a3866fe .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:43,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:43,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:43,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:43,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:43,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:43,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:43,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:43,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:43,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:43,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:43,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:43,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:43,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:43,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:43,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:43,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:43,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:43,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:43,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:43,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:43,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:43,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:43,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:43,488 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:43,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:43,489 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:43,491 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:43,493 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:43,494 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:43,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:43,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:43,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:43,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:43,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:43,508 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:43,509 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:43,509 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:43,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:43,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:43,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:43,517 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:43,558 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:43,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:43,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:43,565 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:43,565 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:43,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:43,566 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:43,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:43,566 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:43,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:43,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:43,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:43,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:43,573 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:43,574 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:43,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:43,574 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:43,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:43,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:43,575 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:43,576 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:43,576 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:43,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:43,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:43,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:43,579 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:43,579 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:43,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:43,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:43,581 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 -> 5a2011cbf9ddf1142e605babf20a31d32a3866fe [2019-11-24 20:54:44,151 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:44,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:44,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:44,189 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:44,193 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:44,194 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label07.c [2019-11-24 20:54:44,350 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ed54babb/ae2e1b11db6a483cb891204359d6b2e5/FLAG3756cc040 [2019-11-24 20:54:45,896 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:45,902 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label07.c [2019-11-24 20:54:45,947 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ed54babb/ae2e1b11db6a483cb891204359d6b2e5/FLAG3756cc040 [2019-11-24 20:54:45,981 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ed54babb/ae2e1b11db6a483cb891204359d6b2e5 [2019-11-24 20:54:45,990 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:45,995 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:45,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:45,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:46,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:46,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:45" (1/1) ... [2019-11-24 20:54:46,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2d5ba6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:46, skipping insertion in model container [2019-11-24 20:54:46,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:45" (1/1) ... [2019-11-24 20:54:46,034 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:46,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:47,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:47,863 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:48,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:48,486 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:48,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:48 WrapperNode [2019-11-24 20:54:48,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:48,492 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:48,494 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:48,494 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:48,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:48" (1/1) ... [2019-11-24 20:54:48,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:48" (1/1) ... [2019-11-24 20:54:48,947 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:48,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:48,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:48,951 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:48,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:48" (1/1) ... [2019-11-24 20:54:48,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:48" (1/1) ... [2019-11-24 20:54:49,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:48" (1/1) ... [2019-11-24 20:54:49,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:48" (1/1) ... [2019-11-24 20:54:49,248 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:48" (1/1) ... [2019-11-24 20:54:49,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:48" (1/1) ... [2019-11-24 20:54:49,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:48" (1/1) ... [2019-11-24 20:54:49,422 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:49,431 INFO L168 Benchmark]: Toolchain (without parser) took 3433.23 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 857.7 MB in the end (delta: 103.9 MB). Peak memory consumption was 104.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:49,434 INFO L168 Benchmark]: CDTParser took 0.84 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. [2019-11-24 20:54:49,436 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2493.10 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 914.9 MB in the end (delta: 46.6 MB). Peak memory consumption was 46.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:49,440 INFO L168 Benchmark]: Boogie Procedure Inliner took 456.80 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 874.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:49,445 INFO L168 Benchmark]: Boogie Preprocessor took 473.09 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:49,456 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 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 2493.10 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 914.9 MB in the end (delta: 46.6 MB). Peak memory consumption was 46.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 456.80 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 874.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 473.09 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-32f2683 [2019-11-24 20:54:53,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:53,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:53,336 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:53,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:53,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:53,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:53,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:53,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:53,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:53,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:53,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:53,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:53,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:53,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:53,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:53,398 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:53,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:53,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:53,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:53,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:53,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:53,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:53,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:53,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:53,438 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:53,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:53,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:53,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:53,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:53,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:53,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:53,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:53,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:53,455 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:53,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:53,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:53,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:53,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:53,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:53,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:53,466 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:54:53,522 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:53,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:53,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:53,527 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:53,527 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:53,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:53,532 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:53,532 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:53,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:53,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:53,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:53,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:53,537 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:53,537 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:54:53,537 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:54:53,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:53,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:53,540 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:53,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:53,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:53,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:53,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:53,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:53,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:53,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:53,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:53,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:53,546 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:54:53,547 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:54:53,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:53,550 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:54:53,550 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 -> 5a2011cbf9ddf1142e605babf20a31d32a3866fe [2019-11-24 20:54:54,104 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:54,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:54,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:54,161 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:54,165 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:54,167 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label07.c [2019-11-24 20:54:54,342 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44e12a452/8a06d7fed76e4aabb4b1596861c7d100/FLAGff17de058 [2019-11-24 20:54:55,863 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:55,866 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label07.c [2019-11-24 20:54:55,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44e12a452/8a06d7fed76e4aabb4b1596861c7d100/FLAGff17de058 [2019-11-24 20:54:55,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44e12a452/8a06d7fed76e4aabb4b1596861c7d100 [2019-11-24 20:54:55,961 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:55,963 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:55,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:55,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:55,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:55,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:55" (1/1) ... [2019-11-24 20:54:55,993 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 24.11 08:54:55, skipping insertion in model container [2019-11-24 20:54:55,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:55" (1/1) ... [2019-11-24 20:54:56,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:56,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:58,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:58,150 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:58,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:58,870 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:58,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:58 WrapperNode [2019-11-24 20:54:58,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:58,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:58,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:58,878 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:58,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:58" (1/1) ... [2019-11-24 20:54:58,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:58" (1/1) ... [2019-11-24 20:54:59,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:59,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:59,175 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:59,175 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:59,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:58" (1/1) ... [2019-11-24 20:54:59,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:58" (1/1) ... [2019-11-24 20:54:59,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:58" (1/1) ... [2019-11-24 20:54:59,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:58" (1/1) ... [2019-11-24 20:54:59,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:58" (1/1) ... [2019-11-24 20:54:59,450 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:58" (1/1) ... [2019-11-24 20:54:59,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:58" (1/1) ... [2019-11-24 20:54:59,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:59,532 INFO L168 Benchmark]: Toolchain (without parser) took 3563.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 863.5 MB in the end (delta: 92.3 MB). Peak memory consumption was 92.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:59,535 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-24 20:54:59,538 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2898.38 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 886.4 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:59,539 INFO L168 Benchmark]: Boogie Procedure Inliner took 298.67 ms. Allocated memory is still 1.0 GB. Free memory was 886.4 MB in the beginning and 875.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:59,545 INFO L168 Benchmark]: Boogie Preprocessor took 350.71 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 863.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:59,555 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 2898.38 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 886.4 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 298.67 ms. Allocated memory is still 1.0 GB. Free memory was 886.4 MB in the beginning and 875.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 350.71 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 863.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...