./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label41.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/Problem01_label41.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 936e1fac1e718929285e646469efe9b1619e10b2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_label41.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 936e1fac1e718929285e646469efe9b1619e10b2 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:33:44,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:44,146 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:44,189 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:44,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:44,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:44,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:44,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:44,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:44,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:44,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:44,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:44,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:44,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:44,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:44,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:44,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:44,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:44,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:44,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:44,288 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:44,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:44,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:44,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:44,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:44,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:44,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:44,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:44,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:44,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:44,323 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:44,324 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:44,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:44,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:44,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:44,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:44,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:44,336 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:44,336 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:44,337 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:44,342 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:44,343 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:44,385 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:44,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:44,391 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:44,392 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:44,392 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:44,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:44,394 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:44,395 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:44,395 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:44,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:44,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:44,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:44,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:44,399 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:44,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:44,402 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:44,403 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:44,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:44,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:44,403 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:44,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:44,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:44,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:44,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:44,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:44,408 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:44,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:44,408 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:44,409 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 -> 936e1fac1e718929285e646469efe9b1619e10b2 [2019-11-26 16:33:44,984 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:45,013 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:45,022 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:45,024 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:45,028 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:45,029 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label41.c [2019-11-26 16:33:45,193 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5b045ddf/74b06508787341d69eca228f601ad114/FLAG6c129a2a8 [2019-11-26 16:33:46,430 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:46,436 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label41.c [2019-11-26 16:33:46,467 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5b045ddf/74b06508787341d69eca228f601ad114/FLAG6c129a2a8 [2019-11-26 16:33:46,502 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5b045ddf/74b06508787341d69eca228f601ad114 [2019-11-26 16:33:46,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:46,513 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:46,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:46,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:46,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:46,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:46" (1/1) ... [2019-11-26 16:33:46,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:46, skipping insertion in model container [2019-11-26 16:33:46,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:46" (1/1) ... [2019-11-26 16:33:46,557 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:46,659 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:47,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:47,678 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:47,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:47,990 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:47,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:47 WrapperNode [2019-11-26 16:33:47,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:47,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:48,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:48,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:48,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:47" (1/1) ... [2019-11-26 16:33:48,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:47" (1/1) ... [2019-11-26 16:33:48,231 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:48,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:48,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:48,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:48,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:47" (1/1) ... [2019-11-26 16:33:48,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:47" (1/1) ... [2019-11-26 16:33:48,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:47" (1/1) ... [2019-11-26 16:33:48,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:47" (1/1) ... [2019-11-26 16:33:48,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:47" (1/1) ... [2019-11-26 16:33:48,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:47" (1/1) ... [2019-11-26 16:33:48,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:47" (1/1) ... [2019-11-26 16:33:48,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:48,435 INFO L168 Benchmark]: Toolchain (without parser) took 1917.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:48,441 INFO L168 Benchmark]: CDTParser took 1.30 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. [2019-11-26 16:33:48,445 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1477.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 971.7 MB in the end (delta: -10.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:48,448 INFO L168 Benchmark]: Boogie Procedure Inliner took 236.43 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 965.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:48,452 INFO L168 Benchmark]: Boogie Preprocessor took 193.40 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:48,465 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30 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 1477.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 971.7 MB in the end (delta: -10.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 236.43 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 965.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.40 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:33:52,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:52,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:52,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:52,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:52,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:52,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:52,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:52,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:52,538 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:52,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:52,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:52,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:52,551 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:52,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:52,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:52,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:52,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:52,566 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:52,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:52,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:52,587 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:52,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:52,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:52,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:52,603 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:52,603 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:52,605 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:52,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:52,607 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:52,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:52,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:52,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:52,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:52,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:52,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:52,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:52,623 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:52,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:52,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:52,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:52,630 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:52,687 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:52,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:52,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:52,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:52,697 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:52,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:52,699 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:52,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:52,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:52,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:52,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:52,704 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:52,704 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:52,704 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:52,705 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:52,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:52,707 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:52,710 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:52,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:52,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:52,711 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:52,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:52,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:52,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:52,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:52,715 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:52,715 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:52,715 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:52,716 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:52,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:52,717 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 -> 936e1fac1e718929285e646469efe9b1619e10b2 [2019-11-26 16:33:53,270 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:53,304 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:53,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:53,314 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:53,317 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:53,319 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label41.c [2019-11-26 16:33:53,492 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5a96ace0/50def6f3fc7844f68fefb73c738d4390/FLAGb2238a57d [2019-11-26 16:33:54,727 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:54,733 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label41.c [2019-11-26 16:33:54,766 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5a96ace0/50def6f3fc7844f68fefb73c738d4390/FLAGb2238a57d [2019-11-26 16:33:54,807 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5a96ace0/50def6f3fc7844f68fefb73c738d4390 [2019-11-26 16:33:54,812 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:54,814 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:54,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:54,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:54,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:54,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54, skipping insertion in model container [2019-11-26 16:33:54,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:54,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:56,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:56,066 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:56,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:56,388 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:56,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56 WrapperNode [2019-11-26 16:33:56,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:56,392 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:56,393 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:56,393 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:56,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,465 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:56,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:56,628 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:56,628 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:56,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:56,813 INFO L168 Benchmark]: Toolchain (without parser) took 1990.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:56,816 INFO L168 Benchmark]: CDTParser took 2.87 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. [2019-11-26 16:33:56,820 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1570.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:56,823 INFO L168 Benchmark]: Boogie Procedure Inliner took 233.21 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:56,830 INFO L168 Benchmark]: Boogie Preprocessor took 175.71 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:56,845 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.87 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 1570.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 233.21 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 175.71 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...