./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label49.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label49.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 2b2168337066bebfc616cd668b68ac2ed677bc0c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label49.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 2b2168337066bebfc616cd668b68ac2ed677bc0c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:00,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:00,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:00,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:00,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:00,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:00,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:00,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:00,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:00,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:00,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:00,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:00,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:00,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:00,542 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:00,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:00,547 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:00,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:00,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:00,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:00,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:00,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:00,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:00,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:00,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:00,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:00,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:00,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:00,602 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:00,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:00,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:00,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:00,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:00,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:00,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:00,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:00,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:00,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:00,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:00,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:00,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:00,626 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:00,663 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:00,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:00,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:00,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:00,671 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:00,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:00,673 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:00,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:00,673 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:00,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:00,676 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:00,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:00,676 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:00,678 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:00,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:00,679 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:00,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:00,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:00,681 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:00,682 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:00,682 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:00,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:00,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:00,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:00,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:00,685 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:00,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:00,686 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:00,688 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 -> 2b2168337066bebfc616cd668b68ac2ed677bc0c [2019-11-27 09:35:01,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:01,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:01,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:01,254 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:01,257 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:01,258 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label49.c [2019-11-27 09:35:01,415 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ae60cf4c/1b9a8d747af34440a393f484f0881271/FLAGcb225039d [2019-11-27 09:35:03,068 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:03,073 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label49.c [2019-11-27 09:35:03,159 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ae60cf4c/1b9a8d747af34440a393f484f0881271/FLAGcb225039d [2019-11-27 09:35:03,199 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ae60cf4c/1b9a8d747af34440a393f484f0881271 [2019-11-27 09:35:03,204 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:03,207 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:03,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:03,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:03,223 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:03,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:03" (1/1) ... [2019-11-27 09:35:03,233 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 09:35:03, skipping insertion in model container [2019-11-27 09:35:03,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:03" (1/1) ... [2019-11-27 09:35:03,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:03,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:06,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:06,595 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:08,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:08,280 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:08,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:08 WrapperNode [2019-11-27 09:35:08,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:08,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:08,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:08,290 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:08,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:08" (1/1) ... [2019-11-27 09:35:08,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:08" (1/1) ... [2019-11-27 09:35:09,888 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:09,891 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:09,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:09,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:09,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:08" (1/1) ... [2019-11-27 09:35:09,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:08" (1/1) ... [2019-11-27 09:35:10,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:08" (1/1) ... [2019-11-27 09:35:10,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:08" (1/1) ... [2019-11-27 09:35:10,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:08" (1/1) ... [2019-11-27 09:35:10,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:08" (1/1) ... [2019-11-27 09:35:10,876 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:08" (1/1) ... [2019-11-27 09:35:11,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:11,043 INFO L168 Benchmark]: Toolchain (without parser) took 7830.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 808.7 MB in the end (delta: 135.8 MB). Peak memory consumption was 135.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:11,044 INFO L168 Benchmark]: CDTParser took 0.34 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 09:35:11,049 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5076.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.5 MB in the end (delta: 165.0 MB). Peak memory consumption was 165.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:11,051 INFO L168 Benchmark]: Boogie Procedure Inliner took 1602.16 ms. Allocated memory is still 1.0 GB. Free memory was 779.5 MB in the beginning and 877.3 MB in the end (delta: -97.8 MB). Peak memory consumption was 137.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:11,056 INFO L168 Benchmark]: Boogie Preprocessor took 1143.07 ms. Allocated memory is still 1.0 GB. Free memory was 877.3 MB in the beginning and 808.7 MB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:11,068 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 5076.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.5 MB in the end (delta: 165.0 MB). Peak memory consumption was 165.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1602.16 ms. Allocated memory is still 1.0 GB. Free memory was 779.5 MB in the beginning and 877.3 MB in the end (delta: -97.8 MB). Peak memory consumption was 137.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1143.07 ms. Allocated memory is still 1.0 GB. Free memory was 877.3 MB in the beginning and 808.7 MB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 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-da95e15 [2019-11-27 09:35:14,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:14,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:15,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:15,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:15,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:15,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:15,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:15,051 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:15,057 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:15,060 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:15,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:15,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:15,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:15,077 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:15,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:15,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:15,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:15,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:15,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:15,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:15,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:15,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:15,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:15,131 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:15,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:15,132 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:15,137 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:15,138 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:15,139 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:15,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:15,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:15,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:15,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:15,150 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:15,150 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:15,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:15,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:15,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:15,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:15,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:15,161 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:15,206 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:15,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:15,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:15,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:15,212 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:15,212 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:15,213 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:15,213 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:15,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:15,214 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:15,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:15,219 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:15,219 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:15,220 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:15,220 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:15,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:15,220 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:15,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:15,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:15,224 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:15,224 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:15,224 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:15,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:15,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:15,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:15,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:15,227 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:15,227 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:15,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:15,230 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:15,232 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 -> 2b2168337066bebfc616cd668b68ac2ed677bc0c [2019-11-27 09:35:15,880 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:15,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:15,915 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:15,919 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:15,923 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:15,925 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label49.c [2019-11-27 09:35:16,075 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bacd39d43/de08034ecee9443f8c685d95ba164930/FLAG5be867239 [2019-11-27 09:35:17,804 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:17,806 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label49.c [2019-11-27 09:35:17,906 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bacd39d43/de08034ecee9443f8c685d95ba164930/FLAG5be867239 [2019-11-27 09:35:18,223 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bacd39d43/de08034ecee9443f8c685d95ba164930 [2019-11-27 09:35:18,231 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:18,238 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:18,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:18,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:18,252 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:18,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:18" (1/1) ... [2019-11-27 09:35:18,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:18, skipping insertion in model container [2019-11-27 09:35:18,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:18" (1/1) ... [2019-11-27 09:35:18,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:18,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:22,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:22,291 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:24,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:24,233 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:24,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:24 WrapperNode [2019-11-27 09:35:24,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:24,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:24,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:24,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:24,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:24" (1/1) ... [2019-11-27 09:35:24,402 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:24" (1/1) ... [2019-11-27 09:35:24,982 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:24,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:24,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:24,985 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:25,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:24" (1/1) ... [2019-11-27 09:35:25,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:24" (1/1) ... [2019-11-27 09:35:25,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:24" (1/1) ... [2019-11-27 09:35:25,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:24" (1/1) ... [2019-11-27 09:35:25,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:24" (1/1) ... [2019-11-27 09:35:25,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:24" (1/1) ... [2019-11-27 09:35:25,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:24" (1/1) ... [2019-11-27 09:35:25,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:25,655 INFO L168 Benchmark]: Toolchain (without parser) took 7412.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 886.8 MB in the end (delta: 57.7 MB). Peak memory consumption was 57.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:25,656 INFO L168 Benchmark]: CDTParser took 0.39 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 09:35:25,660 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5999.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 720.8 MB in the end (delta: 223.7 MB). Peak memory consumption was 223.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:25,662 INFO L168 Benchmark]: Boogie Procedure Inliner took 741.94 ms. Allocated memory is still 1.0 GB. Free memory was 720.8 MB in the beginning and 919.8 MB in the end (delta: -199.0 MB). Peak memory consumption was 43.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:25,667 INFO L168 Benchmark]: Boogie Preprocessor took 662.69 ms. Allocated memory is still 1.0 GB. Free memory was 919.8 MB in the beginning and 886.8 MB in the end (delta: 33.0 MB). Peak memory consumption was 33.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:25,675 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 5999.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 720.8 MB in the end (delta: 223.7 MB). Peak memory consumption was 223.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 741.94 ms. Allocated memory is still 1.0 GB. Free memory was 720.8 MB in the beginning and 919.8 MB in the end (delta: -199.0 MB). Peak memory consumption was 43.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 662.69 ms. Allocated memory is still 1.0 GB. Free memory was 919.8 MB in the beginning and 886.8 MB in the end (delta: 33.0 MB). Peak memory consumption was 33.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...