./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label52.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem10_label52.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7ffb53c9aecdd47b554da9703b3c0d0eec59adb1 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem10_label52.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7ffb53c9aecdd47b554da9703b3c0d0eec59adb1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:45:31,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:31,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:31,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:31,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:31,522 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:31,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:31,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:31,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:31,553 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:31,556 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:31,560 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:31,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:31,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:31,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:31,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:31,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:31,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:31,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:31,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:31,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:31,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:31,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:31,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:31,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:31,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:31,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:31,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:31,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:31,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:31,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:31,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:31,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:31,640 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:31,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:31,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:31,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:31,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:31,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:31,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:31,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:31,663 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:45:31,701 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:31,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:31,708 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:31,709 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:31,709 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:31,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:31,711 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:31,711 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:45:31,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:31,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:31,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:31,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:31,716 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:31,717 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:31,717 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:31,717 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:31,719 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:31,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:31,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:31,720 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:31,720 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:31,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:31,722 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:31,722 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:31,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:31,723 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:45:31,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:45:31,725 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:31,725 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 -> 7ffb53c9aecdd47b554da9703b3c0d0eec59adb1 [2019-11-26 16:45:32,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:32,293 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:32,300 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:32,304 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:32,306 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:32,307 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label52.c [2019-11-26 16:45:32,475 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/147afae61/d4fc1214bd5447948ed829d15f66201f/FLAGb2311563f [2019-11-26 16:45:33,569 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:33,575 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label52.c [2019-11-26 16:45:33,609 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/147afae61/d4fc1214bd5447948ed829d15f66201f/FLAGb2311563f [2019-11-26 16:45:34,074 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/147afae61/d4fc1214bd5447948ed829d15f66201f [2019-11-26 16:45:34,083 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:34,088 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:34,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:34,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:34,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:34,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:34" (1/1) ... [2019-11-26 16:45:34,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55849944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:34, skipping insertion in model container [2019-11-26 16:45:34,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:34" (1/1) ... [2019-11-26 16:45:34,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:34,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:35,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:35,114 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:35,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:35,583 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:35,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:35 WrapperNode [2019-11-26 16:45:35,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:35,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:35,588 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:35,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:35,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:35" (1/1) ... [2019-11-26 16:45:35,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:35" (1/1) ... [2019-11-26 16:45:35,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:35,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:35,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:35,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:35,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:35" (1/1) ... [2019-11-26 16:45:35,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:35" (1/1) ... [2019-11-26 16:45:35,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:35" (1/1) ... [2019-11-26 16:45:35,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:35" (1/1) ... [2019-11-26 16:45:35,939 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:35" (1/1) ... [2019-11-26 16:45:35,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:35" (1/1) ... [2019-11-26 16:45:35,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:35" (1/1) ... [2019-11-26 16:45:36,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:36,035 INFO L168 Benchmark]: Toolchain (without parser) took 1948.37 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 966.5 MB in the end (delta: -4.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:45:36,041 INFO L168 Benchmark]: CDTParser took 1.52 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. [2019-11-26 16:45:36,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1495.30 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 983.7 MB in the end (delta: -22.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:36,048 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.19 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 972.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:36,055 INFO L168 Benchmark]: Boogie Preprocessor took 205.43 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:36,064 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 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 1495.30 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 983.7 MB in the end (delta: -22.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 239.19 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 972.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.43 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:45:39,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:39,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:39,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:39,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:39,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:40,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:40,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:40,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:40,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:40,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:40,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:40,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:40,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:40,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:40,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:40,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:40,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:40,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:40,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:40,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:40,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:40,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:40,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:40,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:40,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:40,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:40,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:40,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:40,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:40,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:40,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:40,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:40,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:40,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:40,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:40,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:40,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:40,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:40,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:40,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:40,137 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:45:40,175 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:40,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:40,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:40,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:40,182 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:40,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:40,183 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:40,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:40,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:40,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:40,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:40,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:40,188 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:45:40,188 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:45:40,189 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:40,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:40,190 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:40,190 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:40,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:40,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:40,192 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:40,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:40,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:40,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:40,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:40,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:40,197 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:45:40,197 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:45:40,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:40,198 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:45:40,199 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 -> 7ffb53c9aecdd47b554da9703b3c0d0eec59adb1 [2019-11-26 16:45:40,814 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:40,842 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:40,850 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:40,855 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:40,856 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:40,859 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label52.c [2019-11-26 16:45:41,019 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79433a141/ed29cf67768541249b016016a7b406cf/FLAG5e5fd6e84 [2019-11-26 16:45:42,248 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:42,252 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label52.c [2019-11-26 16:45:42,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79433a141/ed29cf67768541249b016016a7b406cf/FLAG5e5fd6e84 [2019-11-26 16:45:42,322 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79433a141/ed29cf67768541249b016016a7b406cf [2019-11-26 16:45:42,331 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:42,334 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:42,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:42,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:42,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:42,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:42" (1/1) ... [2019-11-26 16:45:42,358 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 26.11 04:45:42, skipping insertion in model container [2019-11-26 16:45:42,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:42" (1/1) ... [2019-11-26 16:45:42,377 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:42,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:43,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:43,588 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:43,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:43,987 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:43,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:43 WrapperNode [2019-11-26 16:45:43,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:43,990 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:43,993 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:43,993 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:44,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:43" (1/1) ... [2019-11-26 16:45:44,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:43" (1/1) ... [2019-11-26 16:45:44,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:44,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:44,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:44,222 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:44,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:43" (1/1) ... [2019-11-26 16:45:44,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:43" (1/1) ... [2019-11-26 16:45:44,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:43" (1/1) ... [2019-11-26 16:45:44,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:43" (1/1) ... [2019-11-26 16:45:44,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:43" (1/1) ... [2019-11-26 16:45:44,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:43" (1/1) ... [2019-11-26 16:45:44,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:43" (1/1) ... [2019-11-26 16:45:44,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:44,410 INFO L168 Benchmark]: Toolchain (without parser) took 2068.12 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 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:44,411 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-26 16:45:44,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1649.16 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 966.4 MB in the end (delta: -4.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:44,419 INFO L168 Benchmark]: Boogie Procedure Inliner took 229.52 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:44,420 INFO L168 Benchmark]: Boogie Preprocessor took 180.12 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:44,427 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1649.16 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 966.4 MB in the end (delta: -4.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 229.52 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 180.12 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 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...