./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label39.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/Problem19_label39.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 a6e33e64402083293b0500138778a8c79b325a6e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem19_label39.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 a6e33e64402083293b0500138778a8c79b325a6e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:52:25,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:25,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:25,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:25,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:25,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:25,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:25,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:25,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:25,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:25,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:25,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:25,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:25,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:25,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:25,543 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:25,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:25,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:25,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:25,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:25,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:25,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:25,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:25,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:25,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:25,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:25,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:25,601 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:25,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:25,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:25,608 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:25,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:25,610 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:25,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:25,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:25,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:25,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:25,621 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:25,621 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:25,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:25,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:25,628 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:52:25,668 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:25,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:25,673 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:25,675 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:25,675 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:25,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:25,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:25,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:52:25,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:25,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:25,681 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:25,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:25,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:25,682 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:25,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:25,685 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:25,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:25,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:25,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:25,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:25,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:25,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:25,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:25,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:25,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:25,690 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:52:25,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:52:25,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:25,693 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 -> a6e33e64402083293b0500138778a8c79b325a6e [2019-11-26 16:52:26,322 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:26,357 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:26,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:26,373 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:26,374 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:26,375 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label39.c [2019-11-26 16:52:26,540 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b48a7e042/e438613461d4408a8344d7778b21d50f/FLAGf623b6c7d [2019-11-26 16:52:28,842 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:28,847 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label39.c [2019-11-26 16:52:29,006 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b48a7e042/e438613461d4408a8344d7778b21d50f/FLAGf623b6c7d [2019-11-26 16:52:29,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b48a7e042/e438613461d4408a8344d7778b21d50f [2019-11-26 16:52:29,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:29,063 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:29,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:29,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:29,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:29,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:29" (1/1) ... [2019-11-26 16:52:29,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:29, skipping insertion in model container [2019-11-26 16:52:29,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:29" (1/1) ... [2019-11-26 16:52:29,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:29,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:34,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:34,621 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:37,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:37,534 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:37,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37 WrapperNode [2019-11-26 16:52:37,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:37,539 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:37,539 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:37,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:37,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:37,713 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:38,858 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:38,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:38,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:38,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:38,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:38,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:39,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:39,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:40,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:40,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:41,117 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:41,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:41,690 INFO L168 Benchmark]: Toolchain (without parser) took 12622.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 772.9 MB in the end (delta: 165.8 MB). Peak memory consumption was 385.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:41,691 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-26 16:52:41,695 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8471.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 865.5 MB in the end (delta: 73.3 MB). Peak memory consumption was 276.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:41,697 INFO L168 Benchmark]: Boogie Procedure Inliner took 1321.11 ms. Allocated memory is still 1.0 GB. Free memory was 865.5 MB in the beginning and 696.5 MB in the end (delta: 169.0 MB). Peak memory consumption was 169.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:41,701 INFO L168 Benchmark]: Boogie Preprocessor took 2819.18 ms. Allocated memory is still 1.0 GB. Free memory was 696.5 MB in the beginning and 772.9 MB in the end (delta: -76.4 MB). Peak memory consumption was 143.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:41,712 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8471.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 865.5 MB in the end (delta: 73.3 MB). Peak memory consumption was 276.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1321.11 ms. Allocated memory is still 1.0 GB. Free memory was 865.5 MB in the beginning and 696.5 MB in the end (delta: 169.0 MB). Peak memory consumption was 169.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2819.18 ms. Allocated memory is still 1.0 GB. Free memory was 696.5 MB in the beginning and 772.9 MB in the end (delta: -76.4 MB). Peak memory consumption was 143.1 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 16:52:45,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:45,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:45,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:45,950 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:45,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:45,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:45,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:45,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:45,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:45,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:45,999 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:46,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:46,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:46,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:46,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:46,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:46,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:46,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:46,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:46,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:46,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:46,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:46,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:46,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:46,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:46,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:46,093 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:46,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:46,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:46,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:46,103 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:46,104 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:46,108 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:46,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:46,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:46,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:46,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:46,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:46,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:46,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:46,125 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:46,188 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:46,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:46,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:46,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:46,198 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:46,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:46,200 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:46,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:46,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:46,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:46,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:46,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:46,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:46,205 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:46,206 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:46,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:46,208 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:46,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:46,209 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:46,209 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:46,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:46,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:46,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:46,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:46,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:46,214 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:46,214 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:46,215 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:46,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:46,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:46,217 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 -> a6e33e64402083293b0500138778a8c79b325a6e [2019-11-26 16:52:46,793 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:46,835 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:46,844 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:46,846 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:46,849 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:46,851 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label39.c [2019-11-26 16:52:47,019 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c27b7ec42/c917d507ee3442c8a39d98bb546caab4/FLAG407b9765b [2019-11-26 16:52:49,051 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:49,053 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label39.c [2019-11-26 16:52:49,203 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c27b7ec42/c917d507ee3442c8a39d98bb546caab4/FLAG407b9765b [2019-11-26 16:52:49,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c27b7ec42/c917d507ee3442c8a39d98bb546caab4 [2019-11-26 16:52:49,253 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:49,259 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:49,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:49,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:49,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:49,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:49" (1/1) ... [2019-11-26 16:52:49,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:49, skipping insertion in model container [2019-11-26 16:52:49,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:49" (1/1) ... [2019-11-26 16:52:49,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:49,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:55,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:55,156 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:58,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:58,185 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:58,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58 WrapperNode [2019-11-26 16:52:58,189 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:58,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:58,191 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:58,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:58,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:52:58,401 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:52:58,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:58,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:58,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:58,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:58,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:52:58,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:52:59,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:52:59,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:53:00,035 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:53:00,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:53:00,274 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:58" (1/1) ... [2019-11-26 16:53:00,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:53:00,389 INFO L168 Benchmark]: Toolchain (without parser) took 11122.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 861.6 MB in the end (delta: 71.4 MB). Peak memory consumption was 309.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:00,390 INFO L168 Benchmark]: CDTParser took 1.85 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 16:53:00,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8924.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 752.9 MB in the end (delta: 180.1 MB). Peak memory consumption was 252.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:00,395 INFO L168 Benchmark]: Boogie Procedure Inliner took 755.06 ms. Allocated memory is still 1.0 GB. Free memory was 752.9 MB in the beginning and 683.5 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:00,400 INFO L168 Benchmark]: Boogie Preprocessor took 1433.01 ms. Allocated memory is still 1.0 GB. Free memory was 683.5 MB in the beginning and 861.6 MB in the end (delta: -178.2 MB). Peak memory consumption was 59.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:00,411 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.85 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 8924.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 752.9 MB in the end (delta: 180.1 MB). Peak memory consumption was 252.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 755.06 ms. Allocated memory is still 1.0 GB. Free memory was 752.9 MB in the beginning and 683.5 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1433.01 ms. Allocated memory is still 1.0 GB. Free memory was 683.5 MB in the beginning and 861.6 MB in the end (delta: -178.2 MB). Peak memory consumption was 59.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...