./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label12.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/Problem15_label12.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 23cec877a36776c7adc8d7c2f2f1f13375e9850d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label12.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 23cec877a36776c7adc8d7c2f2f1f13375e9850d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:46,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:46,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:46,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:46,816 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:46,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:46,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:46,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:46,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:46,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:46,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:46,860 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:46,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:46,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:46,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:46,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:46,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:46,885 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:46,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:46,899 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:46,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:46,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:46,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:46,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:46,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:46,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:46,933 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:46,938 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:46,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:46,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:46,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:46,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:46,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:46,949 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:46,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:46,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:46,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:46,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:46,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:46,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:46,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:46,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:47,009 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:47,010 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:47,014 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:47,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:47,015 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:47,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:47,016 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:47,020 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:47,020 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:47,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:47,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:47,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:47,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:47,024 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:47,024 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:47,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:47,025 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:47,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:47,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:47,027 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:47,027 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:47,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:47,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:47,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:47,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:47,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:47,031 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:47,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:47,033 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:47,033 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 -> 23cec877a36776c7adc8d7c2f2f1f13375e9850d [2019-11-24 20:54:47,639 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:47,669 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:47,676 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:47,678 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:47,683 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:47,684 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label12.c [2019-11-24 20:54:47,841 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f19655206/c430eb71cb1749c5bd923b733d2700f6/FLAG93ea65a05 [2019-11-24 20:54:49,194 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:49,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label12.c [2019-11-24 20:54:49,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f19655206/c430eb71cb1749c5bd923b733d2700f6/FLAG93ea65a05 [2019-11-24 20:54:49,502 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f19655206/c430eb71cb1749c5bd923b733d2700f6 [2019-11-24 20:54:49,512 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:49,515 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:49,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:49,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:49,532 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:49,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:49,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49, skipping insertion in model container [2019-11-24 20:54:49,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:49,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:49,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:51,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:51,554 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:52,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:52,194 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:52,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:52 WrapperNode [2019-11-24 20:54:52,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:52,196 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:52,198 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:52,198 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:52,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:52" (1/1) ... [2019-11-24 20:54:52,301 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:52" (1/1) ... [2019-11-24 20:54:52,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:52,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:52,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:52,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:52,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:52" (1/1) ... [2019-11-24 20:54:52,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:52" (1/1) ... [2019-11-24 20:54:52,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:52" (1/1) ... [2019-11-24 20:54:52,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:52" (1/1) ... [2019-11-24 20:54:52,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:52" (1/1) ... [2019-11-24 20:54:52,951 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:52" (1/1) ... [2019-11-24 20:54:53,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:52" (1/1) ... [2019-11-24 20:54:53,066 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:53,078 INFO L168 Benchmark]: Toolchain (without parser) took 3557.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 872.0 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:53,082 INFO L168 Benchmark]: CDTParser took 0.84 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:54:53,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2673.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 935.0 MB in the end (delta: 19.5 MB). Peak memory consumption was 48.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:53,088 INFO L168 Benchmark]: Boogie Procedure Inliner took 437.35 ms. Allocated memory is still 1.0 GB. Free memory was 935.0 MB in the beginning and 894.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:53,093 INFO L168 Benchmark]: Boogie Preprocessor took 435.90 ms. Allocated memory is still 1.0 GB. Free memory was 894.9 MB in the beginning and 872.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:53,103 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 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 2673.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 935.0 MB in the end (delta: 19.5 MB). Peak memory consumption was 48.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 437.35 ms. Allocated memory is still 1.0 GB. Free memory was 935.0 MB in the beginning and 894.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 435.90 ms. Allocated memory is still 1.0 GB. Free memory was 894.9 MB in the beginning and 872.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:57,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:57,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:57,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:57,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:57,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:57,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:57,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:57,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:57,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:57,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:57,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:57,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:57,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:57,408 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:57,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:57,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:57,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:57,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:57,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:57,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:57,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:57,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:57,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:57,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:57,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:57,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:57,469 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:57,470 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:57,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:57,474 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:57,475 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:57,476 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:57,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:57,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:57,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:57,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:57,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:57,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:57,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:57,495 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:57,496 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:54:57,555 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:57,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:57,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:57,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:57,565 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:57,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:57,568 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:57,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:57,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:57,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:57,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:57,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:57,571 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:57,573 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:54:57,573 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:54:57,573 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:57,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:57,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:57,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:57,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:57,577 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:57,577 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:57,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:57,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:57,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:57,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:57,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:57,582 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:54:57,582 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:54:57,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:57,584 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:54:57,585 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 -> 23cec877a36776c7adc8d7c2f2f1f13375e9850d [2019-11-24 20:54:58,193 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:58,221 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:58,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:58,231 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:58,236 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:58,237 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label12.c [2019-11-24 20:54:58,386 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2d3685b3/074f0315918843ffadad6f2a55182fc3/FLAG98b4644d5 [2019-11-24 20:54:59,727 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:59,728 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label12.c [2019-11-24 20:54:59,773 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2d3685b3/074f0315918843ffadad6f2a55182fc3/FLAG98b4644d5 [2019-11-24 20:55:00,025 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2d3685b3/074f0315918843ffadad6f2a55182fc3 [2019-11-24 20:55:00,037 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:00,042 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:00,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:00,047 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:00,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:00,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:00,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00, skipping insertion in model container [2019-11-24 20:55:00,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:00,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:00,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:02,320 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:02,337 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:03,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:03,142 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:03,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:03 WrapperNode [2019-11-24 20:55:03,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:03,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:03,145 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:03,148 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:03,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:03" (1/1) ... [2019-11-24 20:55:03,248 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:03" (1/1) ... [2019-11-24 20:55:03,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:03,460 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:03,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:03,460 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:03,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:03" (1/1) ... [2019-11-24 20:55:03,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:03" (1/1) ... [2019-11-24 20:55:03,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:03" (1/1) ... [2019-11-24 20:55:03,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:03" (1/1) ... [2019-11-24 20:55:03,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:03" (1/1) ... [2019-11-24 20:55:03,709 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:03" (1/1) ... [2019-11-24 20:55:03,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:03" (1/1) ... [2019-11-24 20:55:03,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:03,770 INFO L168 Benchmark]: Toolchain (without parser) took 3726.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 867.6 MB in the end (delta: 89.8 MB). Peak memory consumption was 89.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:03,774 INFO L168 Benchmark]: CDTParser took 0.30 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 20:55:03,776 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3098.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 896.2 MB in the end (delta: 61.2 MB). Peak memory consumption was 61.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:03,778 INFO L168 Benchmark]: Boogie Procedure Inliner took 315.17 ms. Allocated memory is still 1.0 GB. Free memory was 896.2 MB in the beginning and 879.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:03,783 INFO L168 Benchmark]: Boogie Preprocessor took 302.80 ms. Allocated memory is still 1.0 GB. Free memory was 879.0 MB in the beginning and 867.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:03,794 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 3098.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 896.2 MB in the end (delta: 61.2 MB). Peak memory consumption was 61.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 315.17 ms. Allocated memory is still 1.0 GB. Free memory was 896.2 MB in the beginning and 879.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 302.80 ms. Allocated memory is still 1.0 GB. Free memory was 879.0 MB in the beginning and 867.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...