./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label36.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/Problem14_label36.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 16796b54e5e5e595ebddd1a211fd081adf88fc5e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem14_label36.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 16796b54e5e5e595ebddd1a211fd081adf88fc5e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:24,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:24,390 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:24,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:24,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:24,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:24,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:24,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:24,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:24,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:24,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:24,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:24,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:24,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:24,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:24,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:24,494 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:24,499 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:24,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:24,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:24,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:24,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:24,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:24,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:24,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:24,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:24,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:24,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:24,552 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:24,553 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:24,555 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:24,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:24,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:24,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:24,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:24,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:24,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:24,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:24,571 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:24,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:24,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:24,580 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:24,626 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:24,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:24,633 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:24,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:24,634 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:24,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:24,634 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:24,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:24,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:24,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:24,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:24,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:24,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:24,642 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:24,642 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:24,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:24,643 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:24,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:24,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:24,644 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:24,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:24,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:24,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:24,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:24,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:24,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:24,649 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:24,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:24,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:24,654 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 -> 16796b54e5e5e595ebddd1a211fd081adf88fc5e [2019-11-24 20:54:25,258 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:25,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:25,295 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:25,297 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:25,301 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:25,302 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label36.c [2019-11-24 20:54:25,489 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4a048f47/6d18117558de452683b37cf02ff0cb73/FLAGcb52d5814 [2019-11-24 20:54:26,857 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:26,863 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label36.c [2019-11-24 20:54:26,912 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4a048f47/6d18117558de452683b37cf02ff0cb73/FLAGcb52d5814 [2019-11-24 20:54:26,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4a048f47/6d18117558de452683b37cf02ff0cb73 [2019-11-24 20:54:26,962 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:26,967 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:26,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:26,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:26,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:26,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:26" (1/1) ... [2019-11-24 20:54:26,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:26, skipping insertion in model container [2019-11-24 20:54:26,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:26" (1/1) ... [2019-11-24 20:54:27,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:27,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:28,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:28,289 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:28,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:28,641 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:28,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28 WrapperNode [2019-11-24 20:54:28,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:28,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:28,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:28,650 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:28,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:28,721 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:28,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:28,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:28,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:28,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:28,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:28,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:28,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:28,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:28,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:28,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:29,026 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:29,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:29,062 INFO L168 Benchmark]: Toolchain (without parser) took 2087.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:29,062 INFO L168 Benchmark]: CDTParser took 0.86 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:54:29,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1671.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.4 MB in the end (delta: 62.8 kB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:29,068 INFO L168 Benchmark]: Boogie Procedure Inliner took 224.93 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:29,072 INFO L168 Benchmark]: Boogie Preprocessor took 181.75 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:29,083 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1671.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.4 MB in the end (delta: 62.8 kB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 224.93 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 181.75 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:33,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:33,046 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:33,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:33,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:33,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:33,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:33,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:33,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:33,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:33,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:33,124 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:33,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:33,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:33,133 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:33,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:33,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:33,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:33,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:33,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:33,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:33,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:33,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:33,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:33,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:33,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:33,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:33,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:33,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:33,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:33,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:33,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:33,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:33,198 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:33,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:33,203 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:33,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:33,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:33,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:33,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:33,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:33,215 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:54:33,274 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:33,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:33,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:33,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:33,283 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:33,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:33,285 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:33,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:33,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:33,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:33,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:33,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:33,292 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:33,292 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:54:33,293 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:54:33,293 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:33,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:33,293 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:33,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:33,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:33,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:33,298 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:33,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:33,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:33,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:33,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:33,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:33,302 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:54:33,303 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:54:33,306 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:33,307 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:54:33,307 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 -> 16796b54e5e5e595ebddd1a211fd081adf88fc5e [2019-11-24 20:54:33,933 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:33,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:33,970 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:33,972 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:33,977 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:33,978 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label36.c [2019-11-24 20:54:34,141 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbbe83a8f/e7738c31f5b74564867fefb3923b840d/FLAGb47586bcf [2019-11-24 20:54:35,395 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:35,403 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label36.c [2019-11-24 20:54:35,441 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbbe83a8f/e7738c31f5b74564867fefb3923b840d/FLAGb47586bcf [2019-11-24 20:54:35,483 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbbe83a8f/e7738c31f5b74564867fefb3923b840d [2019-11-24 20:54:35,495 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:35,500 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:35,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:35,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:35,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:35,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:35" (1/1) ... [2019-11-24 20:54:35,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:35, skipping insertion in model container [2019-11-24 20:54:35,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:35" (1/1) ... [2019-11-24 20:54:35,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:35,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:36,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:37,006 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:37,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:37,433 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:37,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:37 WrapperNode [2019-11-24 20:54:37,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:37,437 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:37,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:37,441 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:37,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:37" (1/1) ... [2019-11-24 20:54:37,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:37" (1/1) ... [2019-11-24 20:54:37,672 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:37,676 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:37,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:37,676 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:37,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:37" (1/1) ... [2019-11-24 20:54:37,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:37" (1/1) ... [2019-11-24 20:54:37,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:37" (1/1) ... [2019-11-24 20:54:37,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:37" (1/1) ... [2019-11-24 20:54:37,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:37" (1/1) ... [2019-11-24 20:54:37,829 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:37" (1/1) ... [2019-11-24 20:54:37,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:37" (1/1) ... [2019-11-24 20:54:37,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:37,879 INFO L168 Benchmark]: Toolchain (without parser) took 2381.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 945.0 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:37,890 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:54:37,892 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1932.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:37,895 INFO L168 Benchmark]: Boogie Procedure Inliner took 238.61 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:37,898 INFO L168 Benchmark]: Boogie Preprocessor took 199.96 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 945.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:37,914 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1932.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 238.61 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 199.96 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 945.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...