./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem11_label22.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 201bb8edf1558ee8c2befb91c86634486acb774b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem11_label22.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 201bb8edf1558ee8c2befb91c86634486acb774b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:45:49,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:49,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:49,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:49,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:49,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:49,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:49,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:49,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:49,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:49,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:49,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:49,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:49,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:49,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:49,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:49,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:49,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:49,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:49,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:49,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:49,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:49,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:49,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:49,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:49,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:49,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:49,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:49,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:49,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:49,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:49,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:49,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:49,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:49,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:49,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:49,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:49,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:49,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:49,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:49,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:49,273 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:45:49,324 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:49,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:49,331 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:49,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:49,335 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:49,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:49,338 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:49,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:45:49,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:49,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:49,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:49,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:49,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:49,341 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:49,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:49,343 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:49,344 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:49,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:49,345 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:49,348 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:49,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:49,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:49,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:49,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:49,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:49,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:45:49,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:45:49,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:49,352 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 -> 201bb8edf1558ee8c2befb91c86634486acb774b [2019-11-26 16:45:49,876 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:49,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:49,914 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:49,919 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:49,920 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:49,922 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label22.c [2019-11-26 16:45:50,077 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d9d4c478/6cfd26b3ca8b4ff4a272bcca8e7112c5/FLAG9db2a78c0 [2019-11-26 16:45:51,357 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:51,358 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label22.c [2019-11-26 16:45:51,389 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d9d4c478/6cfd26b3ca8b4ff4a272bcca8e7112c5/FLAG9db2a78c0 [2019-11-26 16:45:51,428 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d9d4c478/6cfd26b3ca8b4ff4a272bcca8e7112c5 [2019-11-26 16:45:51,437 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:51,439 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:51,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:51,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:51,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:51,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:51" (1/1) ... [2019-11-26 16:45:51,464 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 26.11 04:45:51, skipping insertion in model container [2019-11-26 16:45:51,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:51" (1/1) ... [2019-11-26 16:45:51,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:51,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:52,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:52,969 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:53,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:53,394 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:53,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53 WrapperNode [2019-11-26 16:45:53,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:53,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:53,402 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:53,402 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:53,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:53,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:53,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:53,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:53,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:53,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:53,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:53,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:53,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:53,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:53,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:53,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:53,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:53,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:53,974 INFO L168 Benchmark]: Toolchain (without parser) took 2530.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 919.7 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:53,975 INFO L168 Benchmark]: CDTParser took 1.12 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. [2019-11-26 16:45:53,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1953.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 948.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 21.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:53,981 INFO L168 Benchmark]: Boogie Procedure Inliner took 281.11 ms. Allocated memory is still 1.0 GB. Free memory was 948.6 MB in the beginning and 931.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:53,985 INFO L168 Benchmark]: Boogie Preprocessor took 286.19 ms. Allocated memory is still 1.0 GB. Free memory was 931.3 MB in the beginning and 919.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:53,998 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.12 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 1953.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 948.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 21.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 281.11 ms. Allocated memory is still 1.0 GB. Free memory was 948.6 MB in the beginning and 931.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 286.19 ms. Allocated memory is still 1.0 GB. Free memory was 931.3 MB in the beginning and 919.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 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 0.1.24-025d5a2 [2019-11-26 16:45:57,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:57,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:57,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:57,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:57,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:57,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:57,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:57,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:57,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:57,932 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:57,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:57,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:57,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:57,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:57,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:57,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:57,965 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:57,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:57,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:57,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:57,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:58,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:58,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:58,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:58,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:58,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:58,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:58,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:58,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:58,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:58,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:58,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:58,033 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:58,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:58,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:58,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:58,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:58,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:58,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:58,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:58,049 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:45:58,090 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:58,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:58,099 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:58,099 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:58,099 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:58,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:58,100 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:58,100 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:58,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:58,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:58,105 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:58,105 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:58,106 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:45:58,106 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:45:58,106 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:58,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:58,107 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:58,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:58,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:58,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:58,109 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:58,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:58,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:58,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:58,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:58,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:58,112 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:45:58,114 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:45:58,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:58,114 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:45:58,116 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 -> 201bb8edf1558ee8c2befb91c86634486acb774b [2019-11-26 16:45:58,681 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:58,710 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:58,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:58,721 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:58,723 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:58,725 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label22.c [2019-11-26 16:45:58,874 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0685d92b5/3abce6c5567346b7b4b9a5f67b354808/FLAG2eb0d91b2 [2019-11-26 16:46:00,171 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:00,174 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label22.c [2019-11-26 16:46:00,206 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0685d92b5/3abce6c5567346b7b4b9a5f67b354808/FLAG2eb0d91b2 [2019-11-26 16:46:00,665 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0685d92b5/3abce6c5567346b7b4b9a5f67b354808 [2019-11-26 16:46:00,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:00,677 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:00,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:00,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:00,691 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:00,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:00" (1/1) ... [2019-11-26 16:46:00,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23eca3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:00, skipping insertion in model container [2019-11-26 16:46:00,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:00" (1/1) ... [2019-11-26 16:46:00,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:00,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:02,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:02,422 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:02,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:02,891 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:02,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02 WrapperNode [2019-11-26 16:46:02,895 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:02,896 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:02,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:02,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:02,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:02,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:03,160 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:03,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:03,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:03,164 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:03,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:03,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:03,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:03,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:03,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:03,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:03,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:02" (1/1) ... [2019-11-26 16:46:03,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:03,396 INFO L168 Benchmark]: Toolchain (without parser) took 2713.56 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 921.8 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:03,397 INFO L168 Benchmark]: CDTParser took 3.09 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. [2019-11-26 16:46:03,401 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2213.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 939.1 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:03,404 INFO L168 Benchmark]: Boogie Procedure Inliner took 266.51 ms. Allocated memory is still 1.0 GB. Free memory was 939.1 MB in the beginning and 927.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:03,406 INFO L168 Benchmark]: Boogie Preprocessor took 225.11 ms. Allocated memory is still 1.0 GB. Free memory was 927.6 MB in the beginning and 921.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:03,419 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.09 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 2213.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 939.1 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 266.51 ms. Allocated memory is still 1.0 GB. Free memory was 939.1 MB in the beginning and 927.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 225.11 ms. Allocated memory is still 1.0 GB. Free memory was 927.6 MB in the beginning and 921.8 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...