./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label15.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/Problem15_label15.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 bc10747f87632ce79adb1b929934311535835e62 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label15.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 bc10747f87632ce79adb1b929934311535835e62 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:57:52,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:52,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:52,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:52,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:52,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:52,274 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:52,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:52,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:52,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:52,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:52,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:52,310 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:52,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:52,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:52,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:52,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:52,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:52,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:52,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:52,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:52,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:52,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:52,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:52,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:52,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:52,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:52,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:52,388 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:52,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:52,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:52,393 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:52,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:52,398 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:52,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:52,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:52,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:52,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:52,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:52,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:52,416 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:52,419 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:52,462 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:52,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:52,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:52,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:52,471 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:52,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:52,475 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:52,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:52,476 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:52,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:52,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:52,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:52,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:52,479 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:52,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:52,481 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:52,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:52,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:52,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:52,484 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:52,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:52,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:52,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:52,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:52,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:52,488 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:52,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:52,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:52,490 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 -> bc10747f87632ce79adb1b929934311535835e62 [2019-11-27 15:57:53,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:53,135 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:53,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:53,147 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:53,151 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:53,153 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label15.c [2019-11-27 15:57:53,327 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e914193de/0dba1c40c35b45269343e4c22d87fbab/FLAG59d01ac3d [2019-11-27 15:57:54,807 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:54,810 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label15.c [2019-11-27 15:57:54,868 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e914193de/0dba1c40c35b45269343e4c22d87fbab/FLAG59d01ac3d [2019-11-27 15:57:54,919 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e914193de/0dba1c40c35b45269343e4c22d87fbab [2019-11-27 15:57:54,930 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:54,937 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:54,941 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:54,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:54,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:54,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:54" (1/1) ... [2019-11-27 15:57:54,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:54, skipping insertion in model container [2019-11-27 15:57:54,963 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:54" (1/1) ... [2019-11-27 15:57:54,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:55,162 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:57,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:57,229 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:57,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:57,939 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:57,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:57 WrapperNode [2019-11-27 15:57:57,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:57,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:57,948 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:57,948 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:57,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:57" (1/1) ... [2019-11-27 15:57:58,044 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:57" (1/1) ... [2019-11-27 15:57:58,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:58,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:58,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:58,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:58,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:57" (1/1) ... [2019-11-27 15:57:58,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:57" (1/1) ... [2019-11-27 15:57:58,489 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:57" (1/1) ... [2019-11-27 15:57:58,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:57" (1/1) ... [2019-11-27 15:57:58,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:57" (1/1) ... [2019-11-27 15:57:58,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:57" (1/1) ... [2019-11-27 15:57:58,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:57" (1/1) ... [2019-11-27 15:57:58,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:58,923 INFO L168 Benchmark]: Toolchain (without parser) took 3983.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.2 MB in the end (delta: 104.4 MB). Peak memory consumption was 104.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:58,924 INFO L168 Benchmark]: CDTParser took 3.64 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:58,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3002.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:58,930 INFO L168 Benchmark]: Boogie Procedure Inliner took 472.59 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 874.7 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:58,935 INFO L168 Benchmark]: Boogie Preprocessor took 496.10 ms. Allocated memory is still 1.0 GB. Free memory was 874.7 MB in the beginning and 857.2 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:58,946 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.64 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 3002.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 472.59 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 874.7 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 496.10 ms. Allocated memory is still 1.0 GB. Free memory was 874.7 MB in the beginning and 857.2 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 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 15:58:02,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:02,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:03,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:03,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:03,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:03,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:03,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:03,046 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:03,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:03,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:03,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:03,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:03,064 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:03,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:03,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:03,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:03,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:03,086 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:03,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:03,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:03,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:03,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:03,119 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:03,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:03,128 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:03,128 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:03,131 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:03,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:03,135 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:03,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:03,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:03,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:03,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:03,150 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:03,150 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:03,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:03,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:03,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:03,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:03,162 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:03,163 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:03,203 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:03,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:03,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:03,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:03,212 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:03,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:03,215 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:03,215 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:03,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:03,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:03,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:03,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:03,220 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:03,221 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:03,221 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:03,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:03,222 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:03,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:03,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:03,225 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:03,225 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:03,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:03,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:03,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:03,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:03,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:03,230 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:03,230 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:03,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:03,231 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:03,232 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 -> bc10747f87632ce79adb1b929934311535835e62 [2019-11-27 15:58:03,880 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:03,913 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:03,919 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:03,927 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:03,928 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:03,929 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label15.c [2019-11-27 15:58:04,086 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4991a8c8/45a26276434b40d99c9bd9f63c5f2ac8/FLAG3e82b0646 [2019-11-27 15:58:05,571 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:05,572 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label15.c [2019-11-27 15:58:05,631 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4991a8c8/45a26276434b40d99c9bd9f63c5f2ac8/FLAG3e82b0646 [2019-11-27 15:58:05,678 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4991a8c8/45a26276434b40d99c9bd9f63c5f2ac8 [2019-11-27 15:58:05,690 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:05,700 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:05,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:05,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:05,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:05,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:05" (1/1) ... [2019-11-27 15:58:05,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:05, skipping insertion in model container [2019-11-27 15:58:05,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:05" (1/1) ... [2019-11-27 15:58:05,743 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:05,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:08,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:08,191 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:09,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:09,078 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:09,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09 WrapperNode [2019-11-27 15:58:09,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:09,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:09,082 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:09,082 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:09,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:09,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:09,352 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:09,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:09,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:09,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:09,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:09,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:09,419 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:09,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:09,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:09,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:09,617 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:09,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:09,648 INFO L168 Benchmark]: Toolchain (without parser) took 3951.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 852.1 MB in the end (delta: 109.5 MB). Peak memory consumption was 109.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:09,650 INFO L168 Benchmark]: CDTParser took 0.37 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 15:58:09,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3377.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:09,656 INFO L168 Benchmark]: Boogie Procedure Inliner took 271.97 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:09,659 INFO L168 Benchmark]: Boogie Preprocessor took 289.70 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:09,669 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 3377.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 271.97 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 289.70 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 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...