./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label52.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/Problem03_label52.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 a8ebdf64f0077e22b80debc67321cfe2296f5e0e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label52.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 a8ebdf64f0077e22b80debc67321cfe2296f5e0e ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:44:01,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:01,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:01,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:01,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:01,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:01,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:01,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:01,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:01,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:01,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:01,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:01,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:01,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:01,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:01,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:01,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:01,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:01,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:01,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:01,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:01,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:01,960 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:01,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:01,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:01,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:01,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:01,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:01,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:01,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:01,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:01,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:01,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:01,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:01,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:01,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:01,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:01,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:01,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:01,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:02,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:02,003 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:02,043 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:02,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:02,049 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:02,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:02,050 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:02,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:02,050 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:02,051 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:02,051 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:02,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:02,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:02,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:02,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:02,056 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:02,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:02,056 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:02,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:02,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:02,058 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:02,058 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:02,060 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:02,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:02,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:02,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:02,062 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:02,062 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:02,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:02,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:02,065 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 -> a8ebdf64f0077e22b80debc67321cfe2296f5e0e [2019-11-27 15:44:02,696 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:02,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:02,734 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:02,737 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:02,739 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:02,743 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label52.c [2019-11-27 15:44:02,898 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5096f8a0/ab5558939c22456ea93cc9aff7e5e4d6/FLAGa63c82d92 [2019-11-27 15:44:04,279 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:04,280 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label52.c [2019-11-27 15:44:04,326 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5096f8a0/ab5558939c22456ea93cc9aff7e5e4d6/FLAGa63c82d92 [2019-11-27 15:44:04,359 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5096f8a0/ab5558939c22456ea93cc9aff7e5e4d6 [2019-11-27 15:44:04,364 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:04,366 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:04,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:04,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:04,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:04,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:04" (1/1) ... [2019-11-27 15:44:04,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:04, skipping insertion in model container [2019-11-27 15:44:04,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:04" (1/1) ... [2019-11-27 15:44:04,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:04,574 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:06,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:06,209 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:06,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:06,873 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:06,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:06 WrapperNode [2019-11-27 15:44:06,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:06,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:06,881 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:06,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:06,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:06" (1/1) ... [2019-11-27 15:44:06,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:06" (1/1) ... [2019-11-27 15:44:07,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:07,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:07,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:07,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:07,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:06" (1/1) ... [2019-11-27 15:44:07,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:06" (1/1) ... [2019-11-27 15:44:07,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:06" (1/1) ... [2019-11-27 15:44:07,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:06" (1/1) ... [2019-11-27 15:44:07,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:06" (1/1) ... [2019-11-27 15:44:07,408 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:06" (1/1) ... [2019-11-27 15:44:07,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:06" (1/1) ... [2019-11-27 15:44:07,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:07,488 INFO L168 Benchmark]: Toolchain (without parser) took 3113.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 903.7 MB in the end (delta: 56.5 MB). Peak memory consumption was 56.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:07,489 INFO L168 Benchmark]: CDTParser took 0.44 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 15:44:07,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2502.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 926.6 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:07,495 INFO L168 Benchmark]: Boogie Procedure Inliner took 331.73 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:07,497 INFO L168 Benchmark]: Boogie Preprocessor took 266.22 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:07,509 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 2502.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 926.6 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 331.73 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 266.22 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:44:11,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:11,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:11,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:11,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:11,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:11,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:11,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:11,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:11,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:11,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:11,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:11,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:11,489 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:11,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:11,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:11,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:11,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:11,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:11,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:11,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:11,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:11,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:11,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:11,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:11,550 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:11,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:11,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:11,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:11,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:11,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:11,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:11,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:11,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:11,571 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:11,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:11,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:11,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:11,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:11,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:11,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:11,586 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:11,623 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:11,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:11,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:11,630 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:11,630 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:11,632 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:11,632 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:11,633 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:11,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:11,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:11,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:11,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:11,637 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:11,637 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:11,638 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:11,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:11,640 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:11,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:11,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:11,641 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:11,641 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:11,642 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:11,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:11,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:11,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:11,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:11,646 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:11,646 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:11,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:11,647 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:11,648 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 -> a8ebdf64f0077e22b80debc67321cfe2296f5e0e [2019-11-27 15:44:12,274 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:12,305 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:12,312 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:12,316 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:12,319 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:12,324 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label52.c [2019-11-27 15:44:12,480 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a70f52b5b/5eb8dac838454b67abfbf8870fc4a91f/FLAGf97d9280f [2019-11-27 15:44:13,881 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:13,885 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label52.c [2019-11-27 15:44:13,922 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a70f52b5b/5eb8dac838454b67abfbf8870fc4a91f/FLAGf97d9280f [2019-11-27 15:44:13,958 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a70f52b5b/5eb8dac838454b67abfbf8870fc4a91f [2019-11-27 15:44:13,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:13,972 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:13,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:13,979 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:13,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:13,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:13" (1/1) ... [2019-11-27 15:44:13,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:13, skipping insertion in model container [2019-11-27 15:44:13,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:13" (1/1) ... [2019-11-27 15:44:14,016 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:14,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:15,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:15,967 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:16,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:16,708 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:16,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16 WrapperNode [2019-11-27 15:44:16,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:16,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:16,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:16,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:16,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:16,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:17,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:17,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:17,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:17,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:17,299 INFO L168 Benchmark]: Toolchain (without parser) took 3321.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 898.1 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:17,300 INFO L168 Benchmark]: CDTParser took 0.53 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 15:44:17,305 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2735.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 35.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:17,306 INFO L168 Benchmark]: Boogie Procedure Inliner took 300.93 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:17,309 INFO L168 Benchmark]: Boogie Preprocessor took 275.33 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:17,321 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 2735.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 35.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 300.93 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 275.33 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...