./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label37.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label37.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 8fd13b6eefd056282ab182c424a10ef58cc99917 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label37.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 8fd13b6eefd056282ab182c424a10ef58cc99917 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:37,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:37,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:37,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:37,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:37,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:37,818 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:37,835 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:37,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:37,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:37,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:37,852 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:37,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:37,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:37,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:37,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:37,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:37,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:37,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:37,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:37,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:37,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:37,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:37,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:37,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:37,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:37,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:37,907 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:37,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:37,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:37,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:37,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:37,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:37,914 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:37,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:37,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:37,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:37,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:37,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:37,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:37,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:37,927 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:37,966 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:37,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:37,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:37,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:37,974 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:37,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:37,975 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:37,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:37,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:37,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:37,979 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:37,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:37,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:37,983 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:37,983 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:37,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:37,984 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:37,984 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:37,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:37,985 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:37,985 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:37,987 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:37,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:37,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:37,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:37,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:37,988 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:37,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:37,990 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:37,990 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 -> 8fd13b6eefd056282ab182c424a10ef58cc99917 [2019-11-24 20:52:38,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:38,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:38,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:38,590 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:38,594 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:38,595 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label37.c [2019-11-24 20:52:38,752 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71fb3ad3f/48adac587fc94e3c8d31ca2ad074a705/FLAGf96e7088e [2019-11-24 20:52:40,299 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:40,301 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label37.c [2019-11-24 20:52:40,363 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71fb3ad3f/48adac587fc94e3c8d31ca2ad074a705/FLAGf96e7088e [2019-11-24 20:52:40,404 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71fb3ad3f/48adac587fc94e3c8d31ca2ad074a705 [2019-11-24 20:52:40,411 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:40,413 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:40,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:40,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:40,432 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:40,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:40" (1/1) ... [2019-11-24 20:52:40,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:40, skipping insertion in model container [2019-11-24 20:52:40,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:40" (1/1) ... [2019-11-24 20:52:40,463 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:40,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:43,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:43,718 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:45,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:45,252 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:45,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45 WrapperNode [2019-11-24 20:52:45,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:45,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:45,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:45,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:45,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:45,392 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:46,012 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:46,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:46,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:46,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:46,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:46,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:46,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:46,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:46,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:46,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:47,110 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:47,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:47,302 INFO L168 Benchmark]: Toolchain (without parser) took 6882.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 904.2 MB in the end (delta: 46.0 MB). Peak memory consumption was 315.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:47,305 INFO L168 Benchmark]: CDTParser took 0.87 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:52:47,307 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4832.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:47,310 INFO L168 Benchmark]: Boogie Procedure Inliner took 758.09 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 751.6 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:47,316 INFO L168 Benchmark]: Boogie Preprocessor took 1277.21 ms. Allocated memory is still 1.0 GB. Free memory was 751.6 MB in the beginning and 904.2 MB in the end (delta: -152.6 MB). Peak memory consumption was 116.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:47,324 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 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 4832.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 758.09 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 751.6 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1277.21 ms. Allocated memory is still 1.0 GB. Free memory was 751.6 MB in the beginning and 904.2 MB in the end (delta: -152.6 MB). Peak memory consumption was 116.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:51,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:51,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:51,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:51,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:51,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:51,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:51,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:51,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:51,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:51,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:51,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:51,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:51,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:51,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:51,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:51,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:51,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:51,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:51,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:51,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:51,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:51,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:51,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:51,581 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:51,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:51,583 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:51,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:51,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:51,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:51,591 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:51,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:51,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:51,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:51,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:51,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:51,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:51,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:51,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:51,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:51,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:51,618 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:52:51,658 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:51,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:51,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:51,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:51,664 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:51,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:51,667 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:51,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:51,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:51,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:51,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:51,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:51,670 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:51,671 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:52:51,672 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:52:51,672 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:51,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:51,675 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:51,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:51,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:51,676 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:51,676 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:51,676 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:51,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:51,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:51,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:51,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:51,680 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:52:51,680 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:52:51,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:51,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:52:51,682 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 -> 8fd13b6eefd056282ab182c424a10ef58cc99917 [2019-11-24 20:52:52,217 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:52,245 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:52,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:52,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:52,260 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:52,261 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label37.c [2019-11-24 20:52:52,427 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd68cc8ae/b1fca00300b34e52b28d5c3b6463412d/FLAG198a32514 [2019-11-24 20:52:54,042 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:54,046 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label37.c [2019-11-24 20:52:54,127 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd68cc8ae/b1fca00300b34e52b28d5c3b6463412d/FLAG198a32514 [2019-11-24 20:52:54,577 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd68cc8ae/b1fca00300b34e52b28d5c3b6463412d [2019-11-24 20:52:54,586 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:54,588 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:54,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:54,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:54,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:54,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:54" (1/1) ... [2019-11-24 20:52:54,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:54, skipping insertion in model container [2019-11-24 20:52:54,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:54" (1/1) ... [2019-11-24 20:52:54,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:54,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:58,294 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:58,309 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:59,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:00,049 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:00,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00 WrapperNode [2019-11-24 20:53:00,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:00,052 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:00,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:00,054 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:00,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:00,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:00,617 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:00,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:00,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:00,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:00,644 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:00,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:00,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:00,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:00,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:01,192 INFO L168 Benchmark]: Toolchain (without parser) took 6597.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 725.5 MB in the end (delta: 224.7 MB). Peak memory consumption was 224.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:01,194 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:53:01,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5458.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 790.2 MB in the end (delta: 160.0 MB). Peak memory consumption was 160.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:01,200 INFO L168 Benchmark]: Boogie Procedure Inliner took 569.05 ms. Allocated memory is still 1.0 GB. Free memory was 790.2 MB in the beginning and 754.4 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:01,205 INFO L168 Benchmark]: Boogie Preprocessor took 561.31 ms. Allocated memory is still 1.0 GB. Free memory was 754.4 MB in the beginning and 725.5 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:01,213 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 5458.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 790.2 MB in the end (delta: 160.0 MB). Peak memory consumption was 160.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 569.05 ms. Allocated memory is still 1.0 GB. Free memory was 790.2 MB in the beginning and 754.4 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 561.31 ms. Allocated memory is still 1.0 GB. Free memory was 754.4 MB in the beginning and 725.5 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...