./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label13.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem18_label13.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 bed272fd266d82749babb352cd38154f00f04d12 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label13.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 bed272fd266d82749babb352cd38154f00f04d12 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:00:04,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:04,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:04,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:04,319 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:04,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:04,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:04,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:04,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:04,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:04,360 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:04,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:04,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:04,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:04,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:04,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:04,389 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:04,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:04,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:04,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:04,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:04,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:04,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:04,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:04,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:04,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:04,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:04,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:04,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:04,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:04,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:04,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:04,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:04,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:04,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:04,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:04,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:04,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:04,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:04,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:04,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:04,477 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:04,518 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:04,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:04,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:04,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:04,527 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:04,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:04,529 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:04,529 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:04,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:04,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:04,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:04,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:04,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:04,536 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:04,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:04,537 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:04,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:04,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:04,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:04,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:04,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:04,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:04,540 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:04,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:04,541 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:04,541 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:04,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:04,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:04,544 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 -> bed272fd266d82749babb352cd38154f00f04d12 [2019-11-27 16:00:05,104 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:05,138 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:05,146 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:05,150 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:05,153 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:05,154 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label13.c [2019-11-27 16:00:05,328 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4a821757/2a7003c344884c369ad284169b939d72/FLAGbad46b216 [2019-11-27 16:00:06,920 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:06,924 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label13.c [2019-11-27 16:00:06,988 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4a821757/2a7003c344884c369ad284169b939d72/FLAGbad46b216 [2019-11-27 16:00:07,027 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4a821757/2a7003c344884c369ad284169b939d72 [2019-11-27 16:00:07,035 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:07,041 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:07,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:07,047 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:07,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:07,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:07" (1/1) ... [2019-11-27 16:00:07,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:07, skipping insertion in model container [2019-11-27 16:00:07,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:07" (1/1) ... [2019-11-27 16:00:07,090 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:07,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:09,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:09,805 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:10,778 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:10,843 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:10,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10 WrapperNode [2019-11-27 16:00:10,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:10,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:10,848 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:10,848 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:10,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:10,971 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:11,474 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:11,474 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:11,474 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:11,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,829 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:12,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:12,088 INFO L168 Benchmark]: Toolchain (without parser) took 5041.24 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 804.4 MB in the end (delta: 145.9 MB). Peak memory consumption was 146.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:12,089 INFO L168 Benchmark]: CDTParser took 1.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:00:12,095 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3799.95 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 873.6 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:12,096 INFO L168 Benchmark]: Boogie Procedure Inliner took 625.59 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.8 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:12,101 INFO L168 Benchmark]: Boogie Preprocessor took 603.09 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 804.4 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:12,116 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23 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 3799.95 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 873.6 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 625.59 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.8 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 603.09 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 804.4 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:00:16,129 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:16,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:16,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:16,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:16,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:16,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:16,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:16,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:16,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:16,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:16,215 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:16,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:16,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:16,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:16,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:16,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:16,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:16,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:16,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:16,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:16,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:16,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:16,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:16,285 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:16,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:16,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:16,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:16,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:16,293 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:16,296 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:16,297 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:16,298 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:16,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:16,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:16,305 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:16,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:16,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:16,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:16,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:16,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:16,316 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:16,357 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:16,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:16,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:16,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:16,368 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:16,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:16,369 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:16,369 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:16,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:16,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:16,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:16,373 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:16,373 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:16,374 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:16,374 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:16,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:16,375 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:16,378 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:16,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:16,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:16,379 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:16,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:16,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:16,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:16,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:16,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:16,381 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:16,383 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:16,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:16,383 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:16,385 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 -> bed272fd266d82749babb352cd38154f00f04d12 [2019-11-27 16:00:17,012 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:17,044 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:17,054 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:17,057 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:17,059 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:17,061 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label13.c [2019-11-27 16:00:17,234 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2f1c9079/5291a1f7c58442d89df4f5403108f01a/FLAGf649ffcfe [2019-11-27 16:00:18,952 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:18,956 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label13.c [2019-11-27 16:00:19,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2f1c9079/5291a1f7c58442d89df4f5403108f01a/FLAGf649ffcfe [2019-11-27 16:00:19,073 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2f1c9079/5291a1f7c58442d89df4f5403108f01a [2019-11-27 16:00:19,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:19,092 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:19,094 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:19,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:19,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:19,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:19" (1/1) ... [2019-11-27 16:00:19,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:19, skipping insertion in model container [2019-11-27 16:00:19,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:19" (1/1) ... [2019-11-27 16:00:19,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:19,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:22,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:22,103 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:23,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:23,617 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:23,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23 WrapperNode [2019-11-27 16:00:23,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:23,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:23,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:23,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:23,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:23,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:24,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:24,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:24,119 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:24,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:24,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:24,597 INFO L168 Benchmark]: Toolchain (without parser) took 5501.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.2 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:24,598 INFO L168 Benchmark]: CDTParser took 2.91 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:00:24,600 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4527.93 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 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:24,605 INFO L168 Benchmark]: Boogie Procedure Inliner took 494.72 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:24,607 INFO L168 Benchmark]: Boogie Preprocessor took 469.38 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:24,618 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.91 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 4527.93 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 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 494.72 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 469.38 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 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...