./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label25.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/Problem14_label25.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 4a6f9eb2e7a9523a59919f10058626623eca86a6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem14_label25.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 4a6f9eb2e7a9523a59919f10058626623eca86a6 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:54:19,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:19,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:19,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:19,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:19,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:19,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:19,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:19,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:19,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:19,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:19,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:19,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:19,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:19,989 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:19,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:19,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:19,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:20,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:20,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:20,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:20,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:20,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:20,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:20,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:20,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:20,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:20,050 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:20,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:20,053 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:20,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:20,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:20,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:20,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:20,068 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:20,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:20,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:20,073 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:20,073 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:20,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:20,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:20,084 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:20,120 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:20,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:20,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:20,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:20,129 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:20,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:20,130 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:20,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:20,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:20,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:20,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:20,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:20,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:20,135 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:20,135 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:20,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:20,136 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:20,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:20,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:20,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:20,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:20,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:20,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:20,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:20,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:20,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:20,143 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:20,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:20,144 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:20,144 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 -> 4a6f9eb2e7a9523a59919f10058626623eca86a6 [2019-11-24 20:54:20,659 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:20,690 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:20,698 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:20,700 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:20,704 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:20,705 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label25.c [2019-11-24 20:54:20,860 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c93d9fc2/712f652dfb164651bb829ffb74bceb5c/FLAG995a9639b [2019-11-24 20:54:22,044 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:22,045 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label25.c [2019-11-24 20:54:22,099 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c93d9fc2/712f652dfb164651bb829ffb74bceb5c/FLAG995a9639b [2019-11-24 20:54:22,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c93d9fc2/712f652dfb164651bb829ffb74bceb5c [2019-11-24 20:54:22,525 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:22,527 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:22,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:22,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:22,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:22,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:22" (1/1) ... [2019-11-24 20:54:22,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:22, skipping insertion in model container [2019-11-24 20:54:22,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:22" (1/1) ... [2019-11-24 20:54:22,581 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:22,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:23,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:23,633 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:24,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:24,112 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:24,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24 WrapperNode [2019-11-24 20:54:24,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:24,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:24,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:24,120 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:24,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,194 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,387 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:24,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:24,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:24,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:24,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,414 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:24" (1/1) ... [2019-11-24 20:54:24,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:24,616 INFO L168 Benchmark]: Toolchain (without parser) took 2085.33 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 960.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:24,619 INFO L168 Benchmark]: CDTParser took 4.15 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:54:24,622 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1575.60 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 977.3 MB in the end (delta: -15.6 MB). Peak memory consumption was 40.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:24,625 INFO L168 Benchmark]: Boogie Procedure Inliner took 269.53 ms. Allocated memory is still 1.0 GB. Free memory was 977.3 MB in the beginning and 965.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:24,628 INFO L168 Benchmark]: Boogie Preprocessor took 221.56 ms. Allocated memory is still 1.0 GB. Free memory was 965.8 MB in the beginning and 960.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:24,638 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.15 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1575.60 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 977.3 MB in the end (delta: -15.6 MB). Peak memory consumption was 40.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 269.53 ms. Allocated memory is still 1.0 GB. Free memory was 977.3 MB in the beginning and 965.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 221.56 ms. Allocated memory is still 1.0 GB. Free memory was 965.8 MB in the beginning and 960.1 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 0.1.24-32f2683 [2019-11-24 20:54:28,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:28,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:28,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:28,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:28,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:28,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:28,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:28,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:28,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:28,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:28,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:28,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:28,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:28,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:28,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:28,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:28,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:28,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:28,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:28,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:28,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:28,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:28,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:28,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:28,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:28,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:28,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:28,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:28,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:28,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:28,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:28,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:28,640 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:28,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:28,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:28,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:28,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:28,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:28,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:28,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:28,653 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:54:28,694 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:28,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:28,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:28,702 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:28,702 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:28,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:28,703 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:28,705 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:28,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:28,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:28,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:28,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:28,710 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:28,711 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:54:28,711 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:54:28,711 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:28,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:28,712 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:28,714 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:28,714 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:28,715 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:28,715 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:28,715 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:28,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:28,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:28,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:28,718 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:28,720 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:54:28,720 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:54:28,720 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:28,722 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:54:28,722 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 -> 4a6f9eb2e7a9523a59919f10058626623eca86a6 [2019-11-24 20:54:29,362 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:29,394 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:29,399 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:29,407 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:29,408 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:29,409 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label25.c [2019-11-24 20:54:29,560 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaa2e158a/b7eaba989d414496bc9ac26b7690c104/FLAG28e96ae6e [2019-11-24 20:54:30,853 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:30,862 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label25.c [2019-11-24 20:54:30,898 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaa2e158a/b7eaba989d414496bc9ac26b7690c104/FLAG28e96ae6e [2019-11-24 20:54:30,941 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaa2e158a/b7eaba989d414496bc9ac26b7690c104 [2019-11-24 20:54:30,949 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:30,953 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:30,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:30,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:30,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:30,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:30" (1/1) ... [2019-11-24 20:54:30,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:30, skipping insertion in model container [2019-11-24 20:54:30,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:30" (1/1) ... [2019-11-24 20:54:30,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:31,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:32,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:32,406 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:32,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:32,836 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:32,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:32 WrapperNode [2019-11-24 20:54:32,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:32,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:32,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:32,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:32,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:32" (1/1) ... [2019-11-24 20:54:32,923 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:32" (1/1) ... [2019-11-24 20:54:33,092 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:33,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:33,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:33,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:33,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:32" (1/1) ... [2019-11-24 20:54:33,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:32" (1/1) ... [2019-11-24 20:54:33,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:32" (1/1) ... [2019-11-24 20:54:33,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:32" (1/1) ... [2019-11-24 20:54:33,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:32" (1/1) ... [2019-11-24 20:54:33,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:32" (1/1) ... [2019-11-24 20:54:33,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:32" (1/1) ... [2019-11-24 20:54:33,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:33,310 INFO L168 Benchmark]: Toolchain (without parser) took 2346.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 943.5 MB in the end (delta: 23.9 MB). Peak memory consumption was 24.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:33,311 INFO L168 Benchmark]: CDTParser took 0.29 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 20:54:33,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1884.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:33,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 253.70 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:33,323 INFO L168 Benchmark]: Boogie Preprocessor took 197.73 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:33,333 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 1884.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 253.70 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.73 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.5 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...