./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label15.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/Problem06_label15.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 f402d1a91145b7e0129b7d60b427e5a77a1115ea ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem06_label15.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 f402d1a91145b7e0129b7d60b427e5a77a1115ea ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:37:23,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:23,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:23,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:24,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:24,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:24,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:24,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:24,040 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:24,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:24,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:24,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:24,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:24,060 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:24,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:24,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:24,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:24,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:24,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:24,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:24,104 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:24,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:24,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:24,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:24,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:24,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:24,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:24,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:24,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:24,133 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:24,135 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:24,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:24,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:24,143 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:24,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:24,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:24,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:24,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:24,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:24,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:24,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:24,162 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:24,208 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:24,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:24,211 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:24,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:24,214 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:24,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:24,215 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:24,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:24,215 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:24,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:24,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:24,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:24,219 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:24,220 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:24,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:24,223 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:24,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:24,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:24,224 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:24,224 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:24,224 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:24,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:24,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:24,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:24,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:24,228 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:24,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:24,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:24,229 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 -> f402d1a91145b7e0129b7d60b427e5a77a1115ea [2019-11-26 16:37:24,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:24,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:24,905 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:24,910 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:24,911 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:24,912 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label15.c [2019-11-26 16:37:25,076 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a267dc9db/1dca70ac25a54aaa8c9c621b0d046d8b/FLAGc3ee33bd4 [2019-11-26 16:37:27,232 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:27,234 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label15.c [2019-11-26 16:37:27,330 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a267dc9db/1dca70ac25a54aaa8c9c621b0d046d8b/FLAGc3ee33bd4 [2019-11-26 16:37:27,369 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a267dc9db/1dca70ac25a54aaa8c9c621b0d046d8b [2019-11-26 16:37:27,377 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:27,382 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:27,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:27,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:27,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:27,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:27" (1/1) ... [2019-11-26 16:37:27,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb904a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:27, skipping insertion in model container [2019-11-26 16:37:27,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:27" (1/1) ... [2019-11-26 16:37:27,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:27,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:32,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:32,048 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:34,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:34,687 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:34,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:34 WrapperNode [2019-11-26 16:37:34,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:34,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:34,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:34,696 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:34,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:34" (1/1) ... [2019-11-26 16:37:34,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:34" (1/1) ... [2019-11-26 16:37:35,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:35,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:35,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:35,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:35,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:34" (1/1) ... [2019-11-26 16:37:35,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:34" (1/1) ... [2019-11-26 16:37:35,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:34" (1/1) ... [2019-11-26 16:37:35,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:34" (1/1) ... [2019-11-26 16:37:35,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:34" (1/1) ... [2019-11-26 16:37:35,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:34" (1/1) ... [2019-11-26 16:37:35,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:34" (1/1) ... [2019-11-26 16:37:36,077 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:36,088 INFO L168 Benchmark]: Toolchain (without parser) took 8697.39 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 787.4 MB in the end (delta: 151.4 MB). Peak memory consumption was 151.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:36,089 INFO L168 Benchmark]: CDTParser took 2.53 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 16:37:36,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7307.79 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 906.6 MB in the end (delta: 32.1 MB). Peak memory consumption was 279.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:36,095 INFO L168 Benchmark]: Boogie Procedure Inliner took 727.07 ms. Allocated memory is still 1.0 GB. Free memory was 906.6 MB in the beginning and 833.7 MB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:36,098 INFO L168 Benchmark]: Boogie Preprocessor took 656.92 ms. Allocated memory is still 1.0 GB. Free memory was 833.7 MB in the beginning and 787.4 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:36,111 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.53 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 7307.79 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 906.6 MB in the end (delta: 32.1 MB). Peak memory consumption was 279.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 727.07 ms. Allocated memory is still 1.0 GB. Free memory was 906.6 MB in the beginning and 833.7 MB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 656.92 ms. Allocated memory is still 1.0 GB. Free memory was 833.7 MB in the beginning and 787.4 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:37:40,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:40,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:40,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:40,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:40,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:40,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:40,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:40,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:40,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:40,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:40,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:40,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:40,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:40,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:40,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:40,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:40,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:40,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:40,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:40,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:40,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:40,221 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:40,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:40,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:40,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:40,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:40,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:40,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:40,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:40,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:40,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:40,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:40,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:40,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:40,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:40,256 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:40,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:40,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:40,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:40,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:40,268 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:37:40,310 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:40,311 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:40,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:40,317 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:40,317 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:40,318 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:40,318 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:40,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:40,320 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:40,320 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:40,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:40,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:40,323 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:37:40,325 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:37:40,326 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:40,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:40,326 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:40,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:40,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:40,328 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:40,328 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:40,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:40,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:40,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:40,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:40,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:40,333 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:37:40,334 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:37:40,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:40,334 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:37:40,336 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 -> f402d1a91145b7e0129b7d60b427e5a77a1115ea [2019-11-26 16:37:40,924 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:40,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:40,967 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:40,971 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:40,974 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:40,976 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label15.c [2019-11-26 16:37:41,144 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c019e6c75/e44ec8d23a6747b99206a0b27c6afe8e/FLAGfd944793f [2019-11-26 16:37:43,124 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:43,126 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label15.c [2019-11-26 16:37:43,274 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c019e6c75/e44ec8d23a6747b99206a0b27c6afe8e/FLAGfd944793f [2019-11-26 16:37:43,310 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c019e6c75/e44ec8d23a6747b99206a0b27c6afe8e [2019-11-26 16:37:43,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:43,325 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:43,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:43,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:43,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:43,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:43" (1/1) ... [2019-11-26 16:37:43,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:43, skipping insertion in model container [2019-11-26 16:37:43,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:43" (1/1) ... [2019-11-26 16:37:43,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:43,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:48,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:48,669 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:51,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:51,409 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:51,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:51 WrapperNode [2019-11-26 16:37:51,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:51,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:51,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:51,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:51,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:51" (1/1) ... [2019-11-26 16:37:51,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:51" (1/1) ... [2019-11-26 16:37:52,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:52,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:52,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:52,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:52,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:51" (1/1) ... [2019-11-26 16:37:52,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:51" (1/1) ... [2019-11-26 16:37:52,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:51" (1/1) ... [2019-11-26 16:37:52,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:51" (1/1) ... [2019-11-26 16:37:52,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:51" (1/1) ... [2019-11-26 16:37:52,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:51" (1/1) ... [2019-11-26 16:37:52,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:51" (1/1) ... [2019-11-26 16:37:52,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:53,003 INFO L168 Benchmark]: Toolchain (without parser) took 9671.62 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 762.2 MB in the end (delta: 176.5 MB). Peak memory consumption was 176.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:53,004 INFO L168 Benchmark]: CDTParser took 0.45 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 16:37:53,007 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8081.23 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 888.3 MB in the end (delta: 50.5 MB). Peak memory consumption was 275.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:53,011 INFO L168 Benchmark]: Boogie Procedure Inliner took 848.65 ms. Allocated memory is still 1.0 GB. Free memory was 888.3 MB in the beginning and 812.6 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:53,014 INFO L168 Benchmark]: Boogie Preprocessor took 732.92 ms. Allocated memory is still 1.0 GB. Free memory was 812.6 MB in the beginning and 762.2 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:53,025 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 8081.23 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 888.3 MB in the end (delta: 50.5 MB). Peak memory consumption was 275.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 848.65 ms. Allocated memory is still 1.0 GB. Free memory was 888.3 MB in the beginning and 812.6 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 732.92 ms. Allocated memory is still 1.0 GB. Free memory was 812.6 MB in the beginning and 762.2 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...