./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label56.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/Problem13_label56.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d8ac605fb54420f21770c3cd341f1252317afa74 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label56.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d8ac605fb54420f21770c3cd341f1252317afa74 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:53:51,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:51,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:51,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:51,502 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:51,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:51,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:51,526 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:51,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:51,537 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:51,541 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:51,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:51,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:51,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:51,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:51,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:51,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:51,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:51,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:51,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:51,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:51,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:51,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:51,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:51,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:51,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:51,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:51,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:51,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:51,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:51,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:51,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:51,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:51,640 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:51,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:51,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:51,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:51,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:51,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:51,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:51,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:51,656 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:53:51,701 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:51,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:51,707 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:51,709 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:51,709 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:51,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:51,712 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:51,713 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:53:51,713 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:51,713 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:51,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:51,715 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:51,717 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:51,717 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:51,718 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:51,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:51,720 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:51,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:51,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:51,721 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:51,723 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:51,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:51,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:51,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:51,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:51,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:51,727 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:53:51,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:53:51,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:51,729 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 -> d8ac605fb54420f21770c3cd341f1252317afa74 [2019-11-24 20:53:52,335 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:52,369 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:52,378 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:52,382 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:52,386 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:52,388 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-24 20:53:52,556 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df13543c8/e8f232c4188042ffab172b18d0c5ca33/FLAG40ee3ad75 [2019-11-24 20:53:54,306 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:54,312 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-24 20:53:54,396 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df13543c8/e8f232c4188042ffab172b18d0c5ca33/FLAG40ee3ad75 [2019-11-24 20:53:54,433 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df13543c8/e8f232c4188042ffab172b18d0c5ca33 [2019-11-24 20:53:54,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:54,447 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:54,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:54,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:54,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:54,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:54" (1/1) ... [2019-11-24 20:53:54,471 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 24.11 08:53:54, skipping insertion in model container [2019-11-24 20:53:54,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:54" (1/1) ... [2019-11-24 20:53:54,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:54,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:58,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:58,500 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:00,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:00,155 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:00,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:00 WrapperNode [2019-11-24 20:54:00,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:00,164 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:00,166 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:00,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:00,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:00" (1/1) ... [2019-11-24 20:54:00,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:00" (1/1) ... [2019-11-24 20:54:01,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:01,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:01,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:01,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:01,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:00" (1/1) ... [2019-11-24 20:54:01,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:00" (1/1) ... [2019-11-24 20:54:02,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:00" (1/1) ... [2019-11-24 20:54:02,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:00" (1/1) ... [2019-11-24 20:54:02,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:00" (1/1) ... [2019-11-24 20:54:02,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:00" (1/1) ... [2019-11-24 20:54:02,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:00" (1/1) ... [2019-11-24 20:54:03,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:03,130 INFO L168 Benchmark]: Toolchain (without parser) took 8681.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 804.2 MB in the end (delta: 140.3 MB). Peak memory consumption was 140.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:03,131 INFO L168 Benchmark]: CDTParser took 0.93 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 20:54:03,134 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5712.78 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 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:03,137 INFO L168 Benchmark]: Boogie Procedure Inliner took 1677.37 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 876.6 MB in the end (delta: -97.0 MB). Peak memory consumption was 138.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:03,143 INFO L168 Benchmark]: Boogie Preprocessor took 1278.35 ms. Allocated memory is still 1.0 GB. Free memory was 876.6 MB in the beginning and 804.2 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:03,154 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 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 5712.78 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 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1677.37 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 876.6 MB in the end (delta: -97.0 MB). Peak memory consumption was 138.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1278.35 ms. Allocated memory is still 1.0 GB. Free memory was 876.6 MB in the beginning and 804.2 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 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 20:54:07,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:07,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:07,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:07,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:07,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:07,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:07,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:07,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:07,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:07,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:07,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:07,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:07,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:07,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:07,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:07,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:07,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:07,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:07,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:07,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:07,483 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:07,485 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:07,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:07,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:07,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:07,500 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:07,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:07,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:07,506 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:07,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:07,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:07,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:07,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:07,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:07,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:07,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:07,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:07,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:07,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:07,526 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:07,528 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:54:07,573 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:07,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:07,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:07,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:07,581 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:07,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:07,583 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:07,584 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:07,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:07,584 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:07,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:07,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:07,588 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:07,588 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:54:07,591 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:54:07,591 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:07,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:07,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:07,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:07,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:07,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:07,594 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:07,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:07,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:07,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:07,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:07,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:07,599 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:54:07,600 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:54:07,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:07,601 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:54:07,605 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 -> d8ac605fb54420f21770c3cd341f1252317afa74 [2019-11-24 20:54:08,210 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:08,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:08,253 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:08,258 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:08,260 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:08,261 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-24 20:54:08,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c3a13053/04d6a42562f04ee5864420fb04e76b4a/FLAGa19a9a781 [2019-11-24 20:54:10,125 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:10,127 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-24 20:54:10,217 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c3a13053/04d6a42562f04ee5864420fb04e76b4a/FLAGa19a9a781 [2019-11-24 20:54:10,635 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c3a13053/04d6a42562f04ee5864420fb04e76b4a [2019-11-24 20:54:10,645 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:10,649 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:10,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:10,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:10,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:10,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:10" (1/1) ... [2019-11-24 20:54:10,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33e874b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:10, skipping insertion in model container [2019-11-24 20:54:10,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:10" (1/1) ... [2019-11-24 20:54:10,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:11,004 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:14,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:14,721 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:16,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:16,850 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:16,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:16 WrapperNode [2019-11-24 20:54:16,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:16,853 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:16,855 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:16,856 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:16,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:16" (1/1) ... [2019-11-24 20:54:17,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:16" (1/1) ... [2019-11-24 20:54:17,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:17,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:17,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:17,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:17,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:16" (1/1) ... [2019-11-24 20:54:17,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:16" (1/1) ... [2019-11-24 20:54:17,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:16" (1/1) ... [2019-11-24 20:54:17,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:16" (1/1) ... [2019-11-24 20:54:18,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:16" (1/1) ... [2019-11-24 20:54:18,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:16" (1/1) ... [2019-11-24 20:54:18,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:16" (1/1) ... [2019-11-24 20:54:18,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:18,383 INFO L168 Benchmark]: Toolchain (without parser) took 7729.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 886.3 MB in the end (delta: 63.9 MB). Peak memory consumption was 64.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:18,386 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. [2019-11-24 20:54:18,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6200.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 715.2 MB in the end (delta: 235.0 MB). Peak memory consumption was 235.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:18,392 INFO L168 Benchmark]: Boogie Procedure Inliner took 833.26 ms. Allocated memory is still 1.0 GB. Free memory was 715.2 MB in the beginning and 922.5 MB in the end (delta: -207.3 MB). Peak memory consumption was 36.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:18,398 INFO L168 Benchmark]: Boogie Preprocessor took 689.06 ms. Allocated memory is still 1.0 GB. Free memory was 922.5 MB in the beginning and 886.3 MB in the end (delta: 36.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:18,407 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 6200.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 715.2 MB in the end (delta: 235.0 MB). Peak memory consumption was 235.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 833.26 ms. Allocated memory is still 1.0 GB. Free memory was 715.2 MB in the beginning and 922.5 MB in the end (delta: -207.3 MB). Peak memory consumption was 36.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 689.06 ms. Allocated memory is still 1.0 GB. Free memory was 922.5 MB in the beginning and 886.3 MB in the end (delta: 36.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...