./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label53.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem11_label53.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 7a6323f0523a6a5e01d0796c8294441d4080a58a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label53.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 7a6323f0523a6a5e01d0796c8294441d4080a58a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:04,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:04,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:04,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:04,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:04,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:04,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:04,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:04,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:04,397 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:04,398 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:04,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:04,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:04,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:04,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:04,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:04,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:04,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:04,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:04,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:04,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:04,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:04,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:04,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:04,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:04,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:04,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:04,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:04,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:04,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:04,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:04,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:04,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:04,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:04,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:04,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:04,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:04,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:04,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:04,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:04,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:04,498 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:04,537 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:04,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:04,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:04,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:04,546 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:04,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:04,547 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:04,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:04,547 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:04,548 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:04,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:04,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:04,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:04,552 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:04,552 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:04,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:04,553 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:04,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:04,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:04,555 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:04,556 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:04,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:04,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:04,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:04,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:04,559 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:04,559 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:04,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:04,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:04,561 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 -> 7a6323f0523a6a5e01d0796c8294441d4080a58a [2019-11-24 20:52:05,151 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:05,177 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:05,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:05,190 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:05,191 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:05,192 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label53.c [2019-11-24 20:52:05,344 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/255b14ba7/913cf2cf78994556817279405ef7d39b/FLAG44573a429 [2019-11-24 20:52:06,654 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:06,655 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label53.c [2019-11-24 20:52:06,681 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/255b14ba7/913cf2cf78994556817279405ef7d39b/FLAG44573a429 [2019-11-24 20:52:06,709 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/255b14ba7/913cf2cf78994556817279405ef7d39b [2019-11-24 20:52:06,714 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:06,716 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:06,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:06,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:06,732 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:06,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:06" (1/1) ... [2019-11-24 20:52:06,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:06, skipping insertion in model container [2019-11-24 20:52:06,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:06" (1/1) ... [2019-11-24 20:52:06,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:06,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:08,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:08,218 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:08,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:08,620 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:08,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:08 WrapperNode [2019-11-24 20:52:08,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:08,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:08,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:08,623 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:08,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:08" (1/1) ... [2019-11-24 20:52:08,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:08" (1/1) ... [2019-11-24 20:52:08,894 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:08,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:08,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:08,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:08,922 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:08" (1/1) ... [2019-11-24 20:52:08,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:08" (1/1) ... [2019-11-24 20:52:08,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:08" (1/1) ... [2019-11-24 20:52:08,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:08" (1/1) ... [2019-11-24 20:52:09,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:08" (1/1) ... [2019-11-24 20:52:09,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:08" (1/1) ... [2019-11-24 20:52:09,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:08" (1/1) ... [2019-11-24 20:52:09,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:09,121 INFO L168 Benchmark]: Toolchain (without parser) took 2399.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 915.8 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:09,123 INFO L168 Benchmark]: CDTParser took 2.64 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. [2019-11-24 20:52:09,126 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1898.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 944.4 MB in the end (delta: 17.3 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:09,129 INFO L168 Benchmark]: Boogie Procedure Inliner took 272.11 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 927.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:09,133 INFO L168 Benchmark]: Boogie Preprocessor took 217.74 ms. Allocated memory is still 1.0 GB. Free memory was 927.2 MB in the beginning and 915.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:09,142 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.64 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 1898.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 944.4 MB in the end (delta: 17.3 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 272.11 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 927.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 217.74 ms. Allocated memory is still 1.0 GB. Free memory was 927.2 MB in the beginning and 915.8 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 0.1.24-32f2683 [2019-11-24 20:52:12,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:12,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:13,019 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:13,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:13,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:13,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:13,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:13,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:13,066 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:13,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:13,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:13,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:13,083 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:13,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:13,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:13,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:13,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:13,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:13,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:13,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:13,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:13,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:13,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:13,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:13,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:13,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:13,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:13,149 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:13,150 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:13,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:13,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:13,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:13,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:13,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:13,164 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:13,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:13,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:13,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:13,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:13,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:13,174 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:52:13,216 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:13,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:13,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:13,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:13,226 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:13,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:13,227 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:13,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:13,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:13,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:13,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:13,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:13,231 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:13,234 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:52:13,235 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:52:13,235 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:13,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:13,235 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:13,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:13,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:13,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:13,239 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:13,239 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:13,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:13,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:13,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:13,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:13,241 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:52:13,241 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:52:13,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:13,245 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:52:13,246 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 -> 7a6323f0523a6a5e01d0796c8294441d4080a58a [2019-11-24 20:52:13,822 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:13,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:13,861 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:13,866 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:13,867 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:13,868 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label53.c [2019-11-24 20:52:14,037 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c3a5ecc2/2dfffcadcbbd4b26adef5f5a4a3e9383/FLAGe12d9d5b6 [2019-11-24 20:52:15,433 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:15,440 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label53.c [2019-11-24 20:52:15,468 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c3a5ecc2/2dfffcadcbbd4b26adef5f5a4a3e9383/FLAGe12d9d5b6 [2019-11-24 20:52:15,510 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c3a5ecc2/2dfffcadcbbd4b26adef5f5a4a3e9383 [2019-11-24 20:52:15,520 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:15,522 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:15,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:15,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:15,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:15,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:15" (1/1) ... [2019-11-24 20:52:15,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:15, skipping insertion in model container [2019-11-24 20:52:15,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:15" (1/1) ... [2019-11-24 20:52:15,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:15,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:17,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:17,235 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:17,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:17,694 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:17,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17 WrapperNode [2019-11-24 20:52:17,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:17,700 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:17,700 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:17,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:17,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:17,778 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:17,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:17,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:17,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:17,923 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:17,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:17,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:17,963 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:17,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:18,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:18,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:18,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:18,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:18,150 INFO L168 Benchmark]: Toolchain (without parser) took 2620.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 920.4 MB in the end (delta: 41.3 MB). Peak memory consumption was 41.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:18,151 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-24 20:52:18,153 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2172.68 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 937.6 MB in the end (delta: 18.4 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:18,155 INFO L168 Benchmark]: Boogie Procedure Inliner took 222.79 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:18,161 INFO L168 Benchmark]: Boogie Preprocessor took 217.06 ms. Allocated memory is still 1.0 GB. Free memory was 926.1 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:18,169 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 2172.68 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 937.6 MB in the end (delta: 18.4 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 222.79 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 217.06 ms. Allocated memory is still 1.0 GB. Free memory was 926.1 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...