./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label59.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/Problem14_label59.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 f418d82fd3ea296ff0e64793b35fd062187cf0a9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label59.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 f418d82fd3ea296ff0e64793b35fd062187cf0a9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:57:43,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:43,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:43,772 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:43,774 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:43,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:43,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:43,805 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:43,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:43,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:43,819 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:43,822 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:43,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:43,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:43,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:43,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:43,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:43,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:43,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:43,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:43,869 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:43,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:43,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:43,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:43,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:43,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:43,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:43,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:43,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:43,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:43,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:43,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:43,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:43,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:43,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:43,913 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:43,914 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:43,918 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:43,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:43,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:43,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:43,923 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:43,964 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:43,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:43,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:43,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:43,974 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:43,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:43,975 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:43,975 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:43,975 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:43,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:43,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:43,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:43,979 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:43,979 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:43,980 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:43,982 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:43,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:43,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:43,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:43,983 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:43,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:43,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:43,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:43,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:43,987 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:43,987 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:43,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:43,990 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:43,990 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 -> f418d82fd3ea296ff0e64793b35fd062187cf0a9 [2019-11-27 15:57:44,540 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:44,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:44,580 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:44,583 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:44,587 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:44,588 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label59.c [2019-11-27 15:57:44,760 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/890ea4195/f418b8c019984aeaa1424c50c3df71a1/FLAGc3ed91c48 [2019-11-27 15:57:46,075 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:46,080 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label59.c [2019-11-27 15:57:46,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/890ea4195/f418b8c019984aeaa1424c50c3df71a1/FLAGc3ed91c48 [2019-11-27 15:57:46,163 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/890ea4195/f418b8c019984aeaa1424c50c3df71a1 [2019-11-27 15:57:46,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:46,178 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:46,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:46,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:46,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:46,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:46" (1/1) ... [2019-11-27 15:57:46,205 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 27.11 03:57:46, skipping insertion in model container [2019-11-27 15:57:46,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:46" (1/1) ... [2019-11-27 15:57:46,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:46,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:47,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:47,553 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:47,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:47,951 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:47,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47 WrapperNode [2019-11-27 15:57:47,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:47,955 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:47,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:47,957 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:47,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:48,030 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:48,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:48,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:48,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:48,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:48,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:48,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:48,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:48,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:48,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:48,342 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:48,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:48,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:48,407 INFO L168 Benchmark]: Toolchain (without parser) took 2223.66 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 943.6 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:48,408 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-27 15:57:48,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1772.01 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 960.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:48,416 INFO L168 Benchmark]: Boogie Procedure Inliner took 237.25 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:48,419 INFO L168 Benchmark]: Boogie Preprocessor took 206.23 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 943.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:48,429 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1772.01 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 960.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 237.25 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 206.23 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 943.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 15:57:52,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:52,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:52,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:52,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:52,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:52,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:52,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:52,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:52,397 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:52,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:52,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:52,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:52,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:52,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:52,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:52,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:52,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:52,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:52,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:52,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:52,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:52,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:52,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:52,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:52,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:52,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:52,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:52,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:52,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:52,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:52,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:52,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:52,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:52,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:52,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:52,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:52,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:52,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:52,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:52,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:52,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:52,547 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:52,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:52,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:52,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:52,555 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:52,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:52,556 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:52,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:52,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:52,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:52,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:52,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:52,559 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:52,560 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:52,563 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:52,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:52,563 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:52,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:52,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:52,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:52,565 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:52,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:52,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:52,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:52,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:52,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:52,569 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:52,569 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:52,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:52,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:52,571 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 -> f418d82fd3ea296ff0e64793b35fd062187cf0a9 [2019-11-27 15:57:53,177 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:53,205 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:53,214 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:53,221 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:53,221 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:53,223 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label59.c [2019-11-27 15:57:53,378 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c129ce25f/1bfd0ee78c5f4ed68c83f557ac5fd0e8/FLAG62283df83 [2019-11-27 15:57:54,679 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:54,681 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label59.c [2019-11-27 15:57:54,725 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c129ce25f/1bfd0ee78c5f4ed68c83f557ac5fd0e8/FLAG62283df83 [2019-11-27 15:57:54,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c129ce25f/1bfd0ee78c5f4ed68c83f557ac5fd0e8 [2019-11-27 15:57:54,776 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:54,778 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:54,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:54,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:54,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:54,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:54" (1/1) ... [2019-11-27 15:57:54,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:54, skipping insertion in model container [2019-11-27 15:57:54,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:54" (1/1) ... [2019-11-27 15:57:54,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:54,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:56,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:56,313 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:56,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:56,724 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:56,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56 WrapperNode [2019-11-27 15:57:56,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:56,733 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:56,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:56,733 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:56,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:56,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:56,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:56,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:56,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:56,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:56,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:56,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:56,996 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:56,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:57,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:57,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:57,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:57,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:57,150 INFO L168 Benchmark]: Toolchain (without parser) took 2365.97 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 943.6 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:57,151 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 15:57:57,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1946.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:57,159 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.84 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:57,160 INFO L168 Benchmark]: Boogie Preprocessor took 179.72 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:57,171 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 1946.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.84 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 179.72 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...