./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label56.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label56.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 f1ef51d91bde6f8632beb9024a900da7fe738d94 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label56.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 f1ef51d91bde6f8632beb9024a900da7fe738d94 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:39:03,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:03,774 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:03,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:03,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:03,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:03,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:03,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:03,849 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:03,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:03,858 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:03,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:03,865 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:03,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:03,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:03,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:03,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:03,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:03,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:03,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:03,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:03,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:03,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:03,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:03,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:03,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:03,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:03,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:03,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:03,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:03,944 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:03,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:03,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:03,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:03,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:03,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:03,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:03,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:03,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:03,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:03,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:03,969 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:39:04,010 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:04,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:04,017 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:04,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:04,020 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:04,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:04,021 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:04,021 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:39:04,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:04,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:04,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:04,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:04,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:04,026 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:04,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:04,028 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:04,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:04,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:04,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:04,031 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:04,031 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:04,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:04,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:04,032 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:04,034 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:04,034 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:39:04,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:39:04,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:04,035 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 -> f1ef51d91bde6f8632beb9024a900da7fe738d94 [2019-11-25 22:39:04,617 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:04,647 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:04,657 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:04,659 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:04,662 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:04,663 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label56.c [2019-11-25 22:39:04,823 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e1fb6f95/36e6087abf2941509e5a72368ce82361/FLAG890025085 [2019-11-25 22:39:06,495 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:06,496 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label56.c [2019-11-25 22:39:06,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e1fb6f95/36e6087abf2941509e5a72368ce82361/FLAG890025085 [2019-11-25 22:39:06,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e1fb6f95/36e6087abf2941509e5a72368ce82361 [2019-11-25 22:39:06,619 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:06,627 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:06,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:06,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:06,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:06,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:06" (1/1) ... [2019-11-25 22:39:06,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:06, skipping insertion in model container [2019-11-25 22:39:06,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:06" (1/1) ... [2019-11-25 22:39:06,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:07,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:10,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:10,062 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:11,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:11,577 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:11,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:11 WrapperNode [2019-11-25 22:39:11,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:11,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:11,586 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:11,588 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:11,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:11" (1/1) ... [2019-11-25 22:39:11,795 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:11" (1/1) ... [2019-11-25 22:39:12,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:12,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:12,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:12,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:12,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:11" (1/1) ... [2019-11-25 22:39:12,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:11" (1/1) ... [2019-11-25 22:39:12,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:11" (1/1) ... [2019-11-25 22:39:12,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:11" (1/1) ... [2019-11-25 22:39:12,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:11" (1/1) ... [2019-11-25 22:39:12,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:11" (1/1) ... [2019-11-25 22:39:13,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:11" (1/1) ... [2019-11-25 22:39:13,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:13,969 INFO L168 Benchmark]: Toolchain (without parser) took 7339.45 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 914.9 MB in the end (delta: 35.3 MB). Peak memory consumption was 316.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:13,970 INFO L168 Benchmark]: CDTParser took 3.58 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. [2019-11-25 22:39:13,973 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4954.69 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 826.6 MB in the end (delta: 123.7 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:13,975 INFO L168 Benchmark]: Boogie Procedure Inliner took 832.46 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 752.1 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:13,980 INFO L168 Benchmark]: Boogie Preprocessor took 1542.66 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 914.9 MB in the end (delta: -162.8 MB). Peak memory consumption was 118.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:13,991 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.58 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 4954.69 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 826.6 MB in the end (delta: 123.7 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 832.46 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 752.1 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1542.66 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 914.9 MB in the end (delta: -162.8 MB). Peak memory consumption was 118.1 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 0.1.24-65d6cd2 [2019-11-25 22:39:17,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:18,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:18,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:18,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:18,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:18,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:18,067 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:18,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:18,076 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:18,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:18,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:18,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:18,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:18,096 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:18,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:18,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:18,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:18,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:18,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:18,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:18,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:18,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:18,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:18,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:18,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:18,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:18,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:18,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:18,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:18,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:18,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:18,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:18,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:18,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:18,179 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:18,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:18,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:18,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:18,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:18,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:18,194 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:39:18,232 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:18,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:18,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:18,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:18,242 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:18,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:18,243 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:18,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:18,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:18,243 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:18,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:18,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:18,246 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:39:18,248 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:39:18,248 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:18,249 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:18,252 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:18,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:18,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:18,253 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:18,253 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:18,253 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:18,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:18,254 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:18,254 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:18,255 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:18,257 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:39:18,257 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:39:18,257 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:18,258 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:39:18,259 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 -> f1ef51d91bde6f8632beb9024a900da7fe738d94 [2019-11-25 22:39:18,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:18,881 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:18,889 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:18,894 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:18,894 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:18,898 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label56.c [2019-11-25 22:39:19,056 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/543ce97aa/3a4a4c38ba6c4618a5dd90372ffecd2b/FLAGad8e93f13 [2019-11-25 22:39:20,868 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:20,871 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label56.c [2019-11-25 22:39:20,942 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/543ce97aa/3a4a4c38ba6c4618a5dd90372ffecd2b/FLAGad8e93f13 [2019-11-25 22:39:20,986 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/543ce97aa/3a4a4c38ba6c4618a5dd90372ffecd2b [2019-11-25 22:39:20,999 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:21,005 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:21,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:21,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:21,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:21,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:20" (1/1) ... [2019-11-25 22:39:21,028 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 25.11 10:39:21, skipping insertion in model container [2019-11-25 22:39:21,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:20" (1/1) ... [2019-11-25 22:39:21,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:21,350 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:24,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:24,724 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:26,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:26,592 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:26,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:26 WrapperNode [2019-11-25 22:39:26,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:26,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:26,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:26,601 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:26,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:26" (1/1) ... [2019-11-25 22:39:26,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:26" (1/1) ... [2019-11-25 22:39:27,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:27,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:27,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:27,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:27,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:26" (1/1) ... [2019-11-25 22:39:27,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:26" (1/1) ... [2019-11-25 22:39:27,228 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:26" (1/1) ... [2019-11-25 22:39:27,230 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:26" (1/1) ... [2019-11-25 22:39:27,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:26" (1/1) ... [2019-11-25 22:39:27,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:26" (1/1) ... [2019-11-25 22:39:27,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:26" (1/1) ... [2019-11-25 22:39:28,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:28,059 INFO L168 Benchmark]: Toolchain (without parser) took 7052.76 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 945.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 285.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:28,060 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 22:39:28,063 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5588.48 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 769.3 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:28,067 INFO L168 Benchmark]: Boogie Procedure Inliner took 521.02 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 733.4 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:28,071 INFO L168 Benchmark]: Boogie Preprocessor took 930.20 ms. Allocated memory is still 1.0 GB. Free memory was 733.4 MB in the beginning and 945.6 MB in the end (delta: -212.1 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:28,081 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 5588.48 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 769.3 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 521.02 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 733.4 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 930.20 ms. Allocated memory is still 1.0 GB. Free memory was 733.4 MB in the beginning and 945.6 MB in the end (delta: -212.1 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...