./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem13_label28.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 e1d08a55c06c160463110d0bc04dbce5de8b7510 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem13_label28.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 e1d08a55c06c160463110d0bc04dbce5de8b7510 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:34:45,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:45,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:45,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:45,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:45,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:45,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:45,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:45,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:45,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:45,427 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:45,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:45,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:45,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:45,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:45,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:45,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:45,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:45,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:45,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:45,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:45,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:45,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:45,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:45,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:45,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:45,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:45,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:45,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:45,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:45,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:45,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:45,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:45,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:45,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:45,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:45,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:45,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:45,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:45,489 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:45,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:45,493 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:34:45,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:45,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:45,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:45,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:45,526 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:45,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:45,527 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:45,527 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:34:45,527 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:45,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:45,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:45,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:45,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:45,530 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:45,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:45,531 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:45,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:45,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:45,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:45,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:45,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:45,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:45,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:45,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:45,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:45,534 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:34:45,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:34:45,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:45,537 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 -> e1d08a55c06c160463110d0bc04dbce5de8b7510 [2019-11-27 09:34:45,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:45,995 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:45,998 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:46,002 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:46,004 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:46,005 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label28.c [2019-11-27 09:34:46,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06c2ffb0f/53a60cb4e9704152aabf01a5efba3349/FLAGcda5e894b [2019-11-27 09:34:47,242 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:47,248 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label28.c [2019-11-27 09:34:47,299 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06c2ffb0f/53a60cb4e9704152aabf01a5efba3349/FLAGcda5e894b [2019-11-27 09:34:47,613 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06c2ffb0f/53a60cb4e9704152aabf01a5efba3349 [2019-11-27 09:34:47,618 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:47,624 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:47,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:47,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:47,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:47,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:47" (1/1) ... [2019-11-27 09:34:47,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:47, skipping insertion in model container [2019-11-27 09:34:47,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:47" (1/1) ... [2019-11-27 09:34:47,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:47,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:49,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:49,984 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:51,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:51,115 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:51,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:51 WrapperNode [2019-11-27 09:34:51,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:51,120 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:51,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:51,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:51,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:51" (1/1) ... [2019-11-27 09:34:51,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:51" (1/1) ... [2019-11-27 09:34:52,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:52,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:52,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:52,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:52,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:51" (1/1) ... [2019-11-27 09:34:52,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:51" (1/1) ... [2019-11-27 09:34:52,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:51" (1/1) ... [2019-11-27 09:34:52,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:51" (1/1) ... [2019-11-27 09:34:52,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:51" (1/1) ... [2019-11-27 09:34:52,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:51" (1/1) ... [2019-11-27 09:34:52,727 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:51" (1/1) ... [2019-11-27 09:34:52,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:52,839 INFO L168 Benchmark]: Toolchain (without parser) took 5209.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 805.6 MB in the end (delta: 137.5 MB). Peak memory consumption was 137.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:52,840 INFO L168 Benchmark]: CDTParser took 0.22 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 09:34:52,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3493.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 779.6 MB in the end (delta: 163.5 MB). Peak memory consumption was 163.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:52,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 986.10 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 872.6 MB in the end (delta: -93.0 MB). Peak memory consumption was 137.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:52,847 INFO L168 Benchmark]: Boogie Preprocessor took 725.28 ms. Allocated memory is still 1.0 GB. Free memory was 872.6 MB in the beginning and 805.6 MB in the end (delta: 67.0 MB). Peak memory consumption was 67.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:52,859 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 3493.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 779.6 MB in the end (delta: 163.5 MB). Peak memory consumption was 163.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 986.10 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 872.6 MB in the end (delta: -93.0 MB). Peak memory consumption was 137.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 725.28 ms. Allocated memory is still 1.0 GB. Free memory was 872.6 MB in the beginning and 805.6 MB in the end (delta: 67.0 MB). Peak memory consumption was 67.0 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-da95e15 [2019-11-27 09:34:55,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:55,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:55,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:55,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:55,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:55,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:55,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:55,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:55,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:55,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:55,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:55,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:55,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:55,671 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:55,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:55,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:55,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:55,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:55,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:55,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:55,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:55,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:55,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:55,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:55,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:55,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:55,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:55,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:55,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:55,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:55,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:55,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:55,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:55,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:55,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:55,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:55,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:55,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:55,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:55,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:55,729 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:55,756 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:55,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:55,761 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:55,761 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:55,761 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:55,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:55,762 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:55,762 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:55,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:55,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:55,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:55,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:55,765 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:55,766 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:55,766 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:55,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:55,767 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:55,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:55,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:55,769 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:55,769 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:55,770 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:55,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:55,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:55,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:55,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:55,771 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:55,774 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:55,774 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:55,774 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:55,775 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 -> e1d08a55c06c160463110d0bc04dbce5de8b7510 [2019-11-27 09:34:56,180 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:56,196 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:56,203 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:56,204 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:56,204 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:56,206 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label28.c [2019-11-27 09:34:56,312 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d44ff6d83/57a420e7950e4a1ab497ddabf73af790/FLAG129dbd3f7 [2019-11-27 09:34:57,465 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:57,467 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label28.c [2019-11-27 09:34:57,536 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d44ff6d83/57a420e7950e4a1ab497ddabf73af790/FLAG129dbd3f7 [2019-11-27 09:34:57,835 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d44ff6d83/57a420e7950e4a1ab497ddabf73af790 [2019-11-27 09:34:57,843 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:57,844 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:57,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:57,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:57,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:57,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:57,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57, skipping insertion in model container [2019-11-27 09:34:57,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:57,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:58,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:00,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:00,512 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:01,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:01,656 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:01,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:01 WrapperNode [2019-11-27 09:35:01,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:01,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:01,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:01,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:01,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:01" (1/1) ... [2019-11-27 09:35:01,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:01" (1/1) ... [2019-11-27 09:35:02,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:02,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:02,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:02,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:02,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:01" (1/1) ... [2019-11-27 09:35:02,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:01" (1/1) ... [2019-11-27 09:35:02,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:01" (1/1) ... [2019-11-27 09:35:02,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:01" (1/1) ... [2019-11-27 09:35:02,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:01" (1/1) ... [2019-11-27 09:35:02,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:01" (1/1) ... [2019-11-27 09:35:02,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:01" (1/1) ... [2019-11-27 09:35:02,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:02,728 INFO L168 Benchmark]: Toolchain (without parser) took 4879.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 884.0 MB in the end (delta: 60.5 MB). Peak memory consumption was 60.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:02,729 INFO L168 Benchmark]: CDTParser took 2.15 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 09:35:02,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3810.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:02,733 INFO L168 Benchmark]: Boogie Procedure Inliner took 615.54 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 917.9 MB in the end (delta: -201.4 MB). Peak memory consumption was 37.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:02,736 INFO L168 Benchmark]: Boogie Preprocessor took 447.59 ms. Allocated memory is still 1.0 GB. Free memory was 917.9 MB in the beginning and 884.0 MB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:02,744 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.15 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 3810.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 615.54 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 917.9 MB in the end (delta: -201.4 MB). Peak memory consumption was 37.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 447.59 ms. Allocated memory is still 1.0 GB. Free memory was 917.9 MB in the beginning and 884.0 MB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...