./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label44.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/Problem13_label44.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 3d107c7f6b1726bdadabbc4b730f16308d0f936a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem13_label44.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 3d107c7f6b1726bdadabbc4b730f16308d0f936a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:56:43,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:43,735 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:43,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:43,771 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:43,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:43,777 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:43,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:43,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:43,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:43,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:43,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:43,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:43,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:43,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:43,821 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:43,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:43,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:43,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:43,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:43,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:43,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:43,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:43,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:43,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:43,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:43,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:43,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:43,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:43,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:43,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:43,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:43,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:43,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:43,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:43,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:43,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:43,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:43,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:43,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:43,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:43,893 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:43,947 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:43,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:43,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:43,959 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:43,959 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:43,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:43,960 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:43,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:43,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:43,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:43,963 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:43,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:43,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:43,966 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:43,966 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:43,966 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:43,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:43,967 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:43,969 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:43,969 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:43,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:43,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:43,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:43,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:43,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:43,972 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:43,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:43,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:43,975 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 -> 3d107c7f6b1726bdadabbc4b730f16308d0f936a [2019-11-27 15:56:44,563 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:44,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:44,599 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:44,604 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:44,604 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:44,606 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label44.c [2019-11-27 15:56:44,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de84861e7/3d8b8b22a87f4a1e9fd98bdbc99980d8/FLAG21c76f3b2 [2019-11-27 15:56:46,607 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:46,610 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label44.c [2019-11-27 15:56:46,695 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de84861e7/3d8b8b22a87f4a1e9fd98bdbc99980d8/FLAG21c76f3b2 [2019-11-27 15:56:46,736 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de84861e7/3d8b8b22a87f4a1e9fd98bdbc99980d8 [2019-11-27 15:56:46,744 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:46,746 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:46,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:46,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:46,761 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:46,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:46,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46, skipping insertion in model container [2019-11-27 15:56:46,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:46,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:47,131 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:50,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:50,466 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:52,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:52,345 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:52,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:52 WrapperNode [2019-11-27 15:56:52,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:52,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:52,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:52,351 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:52,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:52" (1/1) ... [2019-11-27 15:56:52,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:52" (1/1) ... [2019-11-27 15:56:54,077 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:54,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:54,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:54,082 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:54,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:52" (1/1) ... [2019-11-27 15:56:54,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:52" (1/1) ... [2019-11-27 15:56:54,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:52" (1/1) ... [2019-11-27 15:56:54,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:52" (1/1) ... [2019-11-27 15:56:54,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:52" (1/1) ... [2019-11-27 15:56:54,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:52" (1/1) ... [2019-11-27 15:56:54,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:52" (1/1) ... [2019-11-27 15:56:55,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:55,121 INFO L168 Benchmark]: Toolchain (without parser) took 8367.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 807.5 MB in the end (delta: 137.0 MB). Peak memory consumption was 137.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:55,122 INFO L168 Benchmark]: CDTParser took 1.40 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 15:56:55,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5596.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 778.1 MB in the end (delta: 166.4 MB). Peak memory consumption was 166.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:55,128 INFO L168 Benchmark]: Boogie Procedure Inliner took 1731.37 ms. Allocated memory is still 1.0 GB. Free memory was 778.1 MB in the beginning and 872.7 MB in the end (delta: -94.6 MB). Peak memory consumption was 135.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:55,131 INFO L168 Benchmark]: Boogie Preprocessor took 1029.31 ms. Allocated memory is still 1.0 GB. Free memory was 872.7 MB in the beginning and 807.5 MB in the end (delta: 65.2 MB). Peak memory consumption was 65.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:55,143 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 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 5596.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 778.1 MB in the end (delta: 166.4 MB). Peak memory consumption was 166.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1731.37 ms. Allocated memory is still 1.0 GB. Free memory was 778.1 MB in the beginning and 872.7 MB in the end (delta: -94.6 MB). Peak memory consumption was 135.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1029.31 ms. Allocated memory is still 1.0 GB. Free memory was 872.7 MB in the beginning and 807.5 MB in the end (delta: 65.2 MB). Peak memory consumption was 65.2 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 15:56:59,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:59,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:59,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:59,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:59,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:59,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:59,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:59,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:59,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:59,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:59,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:59,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:59,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:59,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:59,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:59,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:59,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:59,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:59,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:59,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:59,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:59,264 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:59,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:59,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:59,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:59,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:59,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:59,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:59,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:59,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:59,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:59,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:59,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:59,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:59,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:59,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:59,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:59,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:59,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:59,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:59,310 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:59,355 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:59,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:59,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:59,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:59,364 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:59,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:59,366 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:59,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:59,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:59,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:59,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:59,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:59,373 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:59,374 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:59,374 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:59,374 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:59,375 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:59,375 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:59,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:59,376 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:59,378 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:59,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:59,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:59,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:59,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:59,379 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:59,381 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:59,381 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:59,381 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:59,382 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:59,384 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 -> 3d107c7f6b1726bdadabbc4b730f16308d0f936a [2019-11-27 15:56:59,992 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:00,024 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:00,028 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:00,035 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:00,039 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:00,041 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label44.c [2019-11-27 15:57:00,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/997056dab/a3a81e38786a41c3ae582e7421577ebe/FLAG73eda377c [2019-11-27 15:57:01,980 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:01,983 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label44.c [2019-11-27 15:57:02,068 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/997056dab/a3a81e38786a41c3ae582e7421577ebe/FLAG73eda377c [2019-11-27 15:57:02,108 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/997056dab/a3a81e38786a41c3ae582e7421577ebe [2019-11-27 15:57:02,116 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:02,126 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:02,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:02,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:02,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:02,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:02" (1/1) ... [2019-11-27 15:57:02,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:02, skipping insertion in model container [2019-11-27 15:57:02,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:02" (1/1) ... [2019-11-27 15:57:02,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:02,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:06,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:06,163 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:07,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:08,026 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:08,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08 WrapperNode [2019-11-27 15:57:08,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:08,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:08,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:08,031 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:08,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:08,206 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:08,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:08,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:08,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:08,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:08,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:08,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:08,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:08,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:09,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:09,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:09,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:09,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:09,396 INFO L168 Benchmark]: Toolchain (without parser) took 7270.21 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 885.2 MB in the end (delta: 65.1 MB). Peak memory consumption was 65.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:09,398 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:09,401 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5900.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:09,403 INFO L168 Benchmark]: Boogie Procedure Inliner took 840.35 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.6 MB in the end (delta: -202.0 MB). Peak memory consumption was 38.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:09,408 INFO L168 Benchmark]: Boogie Preprocessor took 520.70 ms. Allocated memory is still 1.0 GB. Free memory was 918.6 MB in the beginning and 885.2 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:09,417 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5900.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 840.35 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.6 MB in the end (delta: -202.0 MB). Peak memory consumption was 38.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 520.70 ms. Allocated memory is still 1.0 GB. Free memory was 918.6 MB in the beginning and 885.2 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...