./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label32.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/Problem18_label32.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 167fab1061f56505b6b53be103269c3b7b2a1259 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label32.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 167fab1061f56505b6b53be103269c3b7b2a1259 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:00:20,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:20,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:20,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:20,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:20,844 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:20,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:20,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:20,879 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:20,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:20,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:20,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:20,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:20,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:20,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:20,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:20,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:20,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:20,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:20,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:20,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:20,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:20,948 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:20,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:20,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:20,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:20,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:20,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:20,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:20,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:20,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:20,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:20,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:20,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:20,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:20,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:20,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:20,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:20,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:20,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:20,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:20,993 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:21,030 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:21,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:21,037 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:21,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:21,040 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:21,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:21,042 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:21,042 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:21,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:21,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:21,044 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:21,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:21,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:21,047 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:21,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:21,049 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:21,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:21,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:21,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:21,050 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:21,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:21,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:21,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:21,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:21,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:21,055 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:21,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:21,058 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:21,059 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 -> 167fab1061f56505b6b53be103269c3b7b2a1259 [2019-11-27 16:00:21,635 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:21,669 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:21,677 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:21,679 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:21,682 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:21,683 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label32.c [2019-11-27 16:00:21,869 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb04b012b/02a5664cccf74132809ee7a301568b03/FLAG693df585a [2019-11-27 16:00:23,589 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:23,592 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label32.c [2019-11-27 16:00:23,644 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb04b012b/02a5664cccf74132809ee7a301568b03/FLAG693df585a [2019-11-27 16:00:23,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb04b012b/02a5664cccf74132809ee7a301568b03 [2019-11-27 16:00:23,698 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:23,701 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:23,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:23,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:23,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:23,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:23,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e8bcb7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23, skipping insertion in model container [2019-11-27 16:00:23,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:23,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:23,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:26,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:26,475 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:27,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:27,583 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:27,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:27 WrapperNode [2019-11-27 16:00:27,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:27,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:27,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:27,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:27,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:27" (1/1) ... [2019-11-27 16:00:27,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:27" (1/1) ... [2019-11-27 16:00:28,104 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:28,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:28,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:28,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:28,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:27" (1/1) ... [2019-11-27 16:00:28,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:27" (1/1) ... [2019-11-27 16:00:28,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:27" (1/1) ... [2019-11-27 16:00:28,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:27" (1/1) ... [2019-11-27 16:00:28,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:27" (1/1) ... [2019-11-27 16:00:28,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:27" (1/1) ... [2019-11-27 16:00:28,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:27" (1/1) ... [2019-11-27 16:00:28,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:28,613 INFO L168 Benchmark]: Toolchain (without parser) took 4906.58 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 804.7 MB in the end (delta: 145.5 MB). Peak memory consumption was 145.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:28,614 INFO L168 Benchmark]: CDTParser took 3.54 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 16:00:28,617 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3886.87 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 867.7 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:28,620 INFO L168 Benchmark]: Boogie Procedure Inliner took 517.84 ms. Allocated memory is still 1.0 GB. Free memory was 867.7 MB in the beginning and 827.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:28,624 INFO L168 Benchmark]: Boogie Preprocessor took 494.39 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:28,636 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.54 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 3886.87 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 867.7 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 517.84 ms. Allocated memory is still 1.0 GB. Free memory was 867.7 MB in the beginning and 827.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 494.39 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.7 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 0.1.24-509859d [2019-11-27 16:00:32,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:32,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:32,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:32,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:32,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:32,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:32,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:32,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:32,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:32,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:32,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:32,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:32,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:32,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:32,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:32,717 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:32,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:32,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:32,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:32,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:32,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:32,751 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:32,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:32,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:32,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:32,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:32,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:32,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:32,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:32,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:32,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:32,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:32,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:32,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:32,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:32,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:32,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:32,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:32,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:32,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:32,796 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:32,834 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:32,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:32,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:32,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:32,844 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:32,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:32,844 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:32,845 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:32,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:32,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:32,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:32,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:32,849 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:32,850 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:32,852 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:32,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:32,852 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:32,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:32,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:32,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:32,854 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:32,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:32,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:32,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:32,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:32,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:32,857 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:32,858 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:32,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:32,860 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:32,861 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 -> 167fab1061f56505b6b53be103269c3b7b2a1259 [2019-11-27 16:00:33,429 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:33,459 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:33,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:33,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:33,476 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:33,478 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label32.c [2019-11-27 16:00:33,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4464dab9b/4d0bdba9b6604d3cbc4f8a447fa6e32a/FLAG806040d5b [2019-11-27 16:00:35,214 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:35,216 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label32.c [2019-11-27 16:00:35,276 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4464dab9b/4d0bdba9b6604d3cbc4f8a447fa6e32a/FLAG806040d5b [2019-11-27 16:00:35,319 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4464dab9b/4d0bdba9b6604d3cbc4f8a447fa6e32a [2019-11-27 16:00:35,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:35,336 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:35,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:35,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:35,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:35,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:35" (1/1) ... [2019-11-27 16:00:35,358 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 04:00:35, skipping insertion in model container [2019-11-27 16:00:35,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:35" (1/1) ... [2019-11-27 16:00:35,377 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:35,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:38,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:38,296 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:39,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:39,582 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:39,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39 WrapperNode [2019-11-27 16:00:39,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:39,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:39,587 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:39,587 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:39,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:39,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:39,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:39,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:39,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:39,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:40,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:40,418 INFO L168 Benchmark]: Toolchain (without parser) took 5080.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 799.1 MB in the end (delta: 149.7 MB). Peak memory consumption was 149.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:40,421 INFO L168 Benchmark]: CDTParser took 1.62 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 16:00:40,423 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4246.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 845.1 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:40,424 INFO L168 Benchmark]: Boogie Procedure Inliner took 405.58 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:40,429 INFO L168 Benchmark]: Boogie Preprocessor took 418.48 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:40,442 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.62 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 4246.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 845.1 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 405.58 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 418.48 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...