./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label17.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/Problem17_label17.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 657ada9a5a575c357a2176a48232b454638e858d .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem17_label17.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 657ada9a5a575c357a2176a48232b454638e858d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:56:15,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:15,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:15,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:15,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:15,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:15,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:15,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:15,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:15,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:15,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:15,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:15,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:15,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:15,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:15,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:15,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:15,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:15,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:15,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:15,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:15,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:15,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:15,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:15,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:15,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:15,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:15,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:15,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:15,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:15,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:15,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:15,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:15,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:15,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:15,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:15,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:15,237 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:15,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:15,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:15,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:15,243 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:15,274 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:15,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:15,279 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:15,279 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:15,279 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:15,280 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:15,280 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:15,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:15,280 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:15,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:15,283 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:15,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:15,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:15,284 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:15,284 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:15,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:15,286 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:15,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:15,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:15,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:15,287 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:15,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:15,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:15,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:15,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:15,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:15,290 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:15,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:15,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:15,290 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 -> 657ada9a5a575c357a2176a48232b454638e858d [2019-11-24 20:56:15,717 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:15,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:15,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:15,743 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:15,745 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:15,746 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label17.c [2019-11-24 20:56:15,858 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33b1d5e68/2641c9f13f2d434595ea51d610603dbe/FLAG107bcc6db [2019-11-24 20:56:16,961 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:16,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label17.c [2019-11-24 20:56:17,013 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33b1d5e68/2641c9f13f2d434595ea51d610603dbe/FLAG107bcc6db [2019-11-24 20:56:17,419 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33b1d5e68/2641c9f13f2d434595ea51d610603dbe [2019-11-24 20:56:17,426 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:17,428 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:17,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:17,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:17,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:17,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:17" (1/1) ... [2019-11-24 20:56:17,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f652c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:17, skipping insertion in model container [2019-11-24 20:56:17,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:17" (1/1) ... [2019-11-24 20:56:17,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:17,611 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:19,097 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:19,107 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:19,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:19,697 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:19,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:19 WrapperNode [2019-11-24 20:56:19,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:19,703 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:19,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:19,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:19,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:19" (1/1) ... [2019-11-24 20:56:19,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:19" (1/1) ... [2019-11-24 20:56:20,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:20,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:20,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:20,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:20,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:19" (1/1) ... [2019-11-24 20:56:20,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:19" (1/1) ... [2019-11-24 20:56:20,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:19" (1/1) ... [2019-11-24 20:56:20,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:19" (1/1) ... [2019-11-24 20:56:20,527 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:19" (1/1) ... [2019-11-24 20:56:20,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:19" (1/1) ... [2019-11-24 20:56:20,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:19" (1/1) ... [2019-11-24 20:56:20,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:20,718 INFO L168 Benchmark]: Toolchain (without parser) took 3287.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 779.7 MB in the end (delta: 176.3 MB). Peak memory consumption was 176.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:20,719 INFO L168 Benchmark]: CDTParser took 2.28 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 20:56:20,723 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2269.41 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 872.5 MB in the end (delta: 77.7 MB). Peak memory consumption was 77.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:20,724 INFO L168 Benchmark]: Boogie Procedure Inliner took 494.33 ms. Allocated memory is still 1.0 GB. Free memory was 872.5 MB in the beginning and 809.4 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:20,728 INFO L168 Benchmark]: Boogie Preprocessor took 514.77 ms. Allocated memory is still 1.0 GB. Free memory was 809.4 MB in the beginning and 779.7 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:20,737 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.28 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 2269.41 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 872.5 MB in the end (delta: 77.7 MB). Peak memory consumption was 77.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 494.33 ms. Allocated memory is still 1.0 GB. Free memory was 872.5 MB in the beginning and 809.4 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 514.77 ms. Allocated memory is still 1.0 GB. Free memory was 809.4 MB in the beginning and 779.7 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 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 0.1.24-32f2683 [2019-11-24 20:56:23,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:23,476 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:23,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:23,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:23,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:23,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:23,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:23,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:23,532 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:23,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:23,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:23,538 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:23,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:23,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:23,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:23,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:23,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:23,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:23,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:23,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:23,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:23,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:23,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:23,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:23,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:23,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:23,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:23,583 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:23,584 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:23,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:23,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:23,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:23,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:23,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:23,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:23,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:23,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:23,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:23,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:23,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:23,600 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:23,628 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:23,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:23,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:23,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:23,633 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:23,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:23,633 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:23,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:23,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:23,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:23,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:23,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:23,637 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:23,638 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:23,638 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:23,638 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:23,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:23,639 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:23,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:23,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:23,642 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:23,642 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:23,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:23,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:23,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:23,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:23,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:23,644 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:23,644 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:23,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:23,645 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:23,645 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 -> 657ada9a5a575c357a2176a48232b454638e858d [2019-11-24 20:56:24,073 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:24,091 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:24,097 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:24,098 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:24,100 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:24,103 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label17.c [2019-11-24 20:56:24,211 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b714e194d/8e55e01791224c5d9a8e15ee04ef0aa5/FLAGc799f5693 [2019-11-24 20:56:25,257 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:25,259 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label17.c [2019-11-24 20:56:25,307 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b714e194d/8e55e01791224c5d9a8e15ee04ef0aa5/FLAGc799f5693 [2019-11-24 20:56:25,747 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b714e194d/8e55e01791224c5d9a8e15ee04ef0aa5 [2019-11-24 20:56:25,758 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:25,760 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:25,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:25,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:25,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:25,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:25,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25, skipping insertion in model container [2019-11-24 20:56:25,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:25,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:25,937 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:27,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:27,637 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:28,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:28,482 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:28,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28 WrapperNode [2019-11-24 20:56:28,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:28,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:28,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:28,491 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:28,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:28,577 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:28,772 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:28,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:28,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:28,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:28,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:28,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:28,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:28,823 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:28,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:28,974 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:29,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:28" (1/1) ... [2019-11-24 20:56:29,056 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:29,063 INFO L168 Benchmark]: Toolchain (without parser) took 3299.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 780.9 MB in the end (delta: 173.6 MB). Peak memory consumption was 173.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:29,065 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:56:29,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2725.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 821.0 MB in the end (delta: 127.8 MB). Peak memory consumption was 127.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:29,068 INFO L168 Benchmark]: Boogie Procedure Inliner took 284.35 ms. Allocated memory is still 1.0 GB. Free memory was 821.0 MB in the beginning and 798.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:29,071 INFO L168 Benchmark]: Boogie Preprocessor took 282.77 ms. Allocated memory is still 1.0 GB. Free memory was 798.1 MB in the beginning and 780.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:29,081 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2725.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 821.0 MB in the end (delta: 127.8 MB). Peak memory consumption was 127.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 284.35 ms. Allocated memory is still 1.0 GB. Free memory was 821.0 MB in the beginning and 798.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 282.77 ms. Allocated memory is still 1.0 GB. Free memory was 798.1 MB in the beginning and 780.9 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...