./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label23.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/Problem03_label23.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 666b3cc547ad7a8d889b653ca5a41c2e663e56e1 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label23.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 666b3cc547ad7a8d889b653ca5a41c2e663e56e1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:43:42,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:42,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:42,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:42,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:42,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:42,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:42,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:42,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:42,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:42,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:42,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:42,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:42,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:42,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:42,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:42,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:42,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:42,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:42,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:42,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:42,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:42,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:42,299 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:42,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:42,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:42,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:42,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:42,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:42,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:42,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:42,319 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:42,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:42,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:42,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:42,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:42,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:42,331 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:42,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:42,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:42,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:42,338 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:42,378 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:42,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:42,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:42,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:42,385 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:42,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:42,385 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:42,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:42,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:42,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:42,390 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:42,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:42,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:42,393 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:42,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:42,395 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:42,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:42,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:42,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:42,396 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:42,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:42,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:42,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:42,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:42,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:42,400 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:42,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:42,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:42,402 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 -> 666b3cc547ad7a8d889b653ca5a41c2e663e56e1 [2019-11-27 15:43:42,965 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:42,992 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:43,000 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:43,007 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:43,008 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:43,009 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label23.c [2019-11-27 15:43:43,163 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e35c57cb/588c470e7b564f1ba6c422a7e441c6fd/FLAG0040249b6 [2019-11-27 15:43:44,530 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:44,535 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label23.c [2019-11-27 15:43:44,575 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e35c57cb/588c470e7b564f1ba6c422a7e441c6fd/FLAG0040249b6 [2019-11-27 15:43:44,841 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e35c57cb/588c470e7b564f1ba6c422a7e441c6fd [2019-11-27 15:43:44,849 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:44,852 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:44,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:44,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:44,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:44,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:44" (1/1) ... [2019-11-27 15:43:44,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31604e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:44, skipping insertion in model container [2019-11-27 15:43:44,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:44" (1/1) ... [2019-11-27 15:43:44,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:45,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:46,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:46,768 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:47,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:47,452 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:47,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47 WrapperNode [2019-11-27 15:43:47,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:47,457 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:47,458 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:47,458 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:47,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,546 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,737 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:47,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:47,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:47,740 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:47,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:48,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:48,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:48,083 INFO L168 Benchmark]: Toolchain (without parser) took 3226.12 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 927.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:48,084 INFO L168 Benchmark]: CDTParser took 2.91 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:48,088 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2599.81 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 950.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:48,091 INFO L168 Benchmark]: Boogie Procedure Inliner took 281.69 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 933.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:48,097 INFO L168 Benchmark]: Boogie Preprocessor took 336.28 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 927.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:48,108 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.91 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2599.81 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 950.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 281.69 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 933.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 336.28 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 927.3 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 0.1.24-509859d [2019-11-27 15:43:51,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:51,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:51,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:51,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:51,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:51,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:51,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:51,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:51,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:51,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:52,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:52,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:52,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:52,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:52,015 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:52,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:52,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:52,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:52,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:52,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:52,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:52,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:52,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:52,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:52,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:52,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:52,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:52,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:52,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:52,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:52,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:52,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:52,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:52,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:52,091 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:52,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:52,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:52,095 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:52,096 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:52,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:52,103 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:52,143 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:52,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:52,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:52,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:52,150 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:52,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:52,150 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:52,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:52,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:52,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:52,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:52,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:52,155 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:52,156 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:52,158 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:52,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:52,158 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:52,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:52,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:52,159 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:52,161 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:52,161 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:52,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:52,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:52,164 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:52,164 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:52,164 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:52,165 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:52,165 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:52,165 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:52,168 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 -> 666b3cc547ad7a8d889b653ca5a41c2e663e56e1 [2019-11-27 15:43:52,697 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:52,725 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:52,733 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:52,739 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:52,739 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:52,745 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label23.c [2019-11-27 15:43:52,887 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df790dd72/90bfddeaee824854a9e368fa63ffaf99/FLAGecbe699f0 [2019-11-27 15:43:54,327 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:54,329 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label23.c [2019-11-27 15:43:54,371 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df790dd72/90bfddeaee824854a9e368fa63ffaf99/FLAGecbe699f0 [2019-11-27 15:43:54,611 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df790dd72/90bfddeaee824854a9e368fa63ffaf99 [2019-11-27 15:43:54,618 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:54,628 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:54,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:54,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:54,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:54,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:54" (1/1) ... [2019-11-27 15:43:54,653 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94f6526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:54, skipping insertion in model container [2019-11-27 15:43:54,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:54" (1/1) ... [2019-11-27 15:43:54,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:54,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:56,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:56,486 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:57,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:57,617 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:57,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57 WrapperNode [2019-11-27 15:43:57,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:57,622 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:57,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:57,624 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:57,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:57,741 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:57,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:57,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:57,976 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:57,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:58,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:58,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:58,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:58,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:58,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:58,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:58,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:57" (1/1) ... [2019-11-27 15:43:58,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:58,295 INFO L168 Benchmark]: Toolchain (without parser) took 3669.79 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 902.8 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:58,297 INFO L168 Benchmark]: CDTParser took 0.41 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 15:43:58,301 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2987.86 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 925.7 MB in the end (delta: 30.2 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:58,304 INFO L168 Benchmark]: Boogie Procedure Inliner took 354.00 ms. Allocated memory is still 1.0 GB. Free memory was 925.7 MB in the beginning and 914.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:58,307 INFO L168 Benchmark]: Boogie Preprocessor took 310.74 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 902.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:58,319 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 2987.86 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 925.7 MB in the end (delta: 30.2 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 354.00 ms. Allocated memory is still 1.0 GB. Free memory was 925.7 MB in the beginning and 914.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 310.74 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 902.8 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...