./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label28.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/Problem12_label28.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 1828a4dc9667f797f802bfacc3a5faf37ddf48f6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label28.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 1828a4dc9667f797f802bfacc3a5faf37ddf48f6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:52:26,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:26,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:26,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:26,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:26,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:26,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:26,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:26,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:26,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:26,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:26,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:26,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:26,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:26,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:26,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:26,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:26,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:26,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:26,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:26,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:26,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:26,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:26,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:26,174 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:26,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:26,175 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:26,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:26,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:26,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:26,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:26,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:26,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:26,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:26,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:26,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:26,192 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:26,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:26,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:26,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:26,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:26,198 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:26,229 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:26,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:26,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:26,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:26,234 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:26,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:26,235 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:26,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:26,235 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:26,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:26,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:26,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:26,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:26,239 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:26,239 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:26,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:26,242 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:26,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:26,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:26,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:26,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:26,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:26,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:26,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:26,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:26,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:26,244 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:26,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:26,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:26,245 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 -> 1828a4dc9667f797f802bfacc3a5faf37ddf48f6 [2019-11-24 20:52:26,725 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:26,741 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:26,746 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:26,751 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:26,754 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:26,755 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label28.c [2019-11-24 20:52:26,862 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdb00c6f1/5a04a3934d1b4236a95d4a71008701fc/FLAG6b0ee6c8c [2019-11-24 20:52:28,007 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:28,012 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label28.c [2019-11-24 20:52:28,074 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdb00c6f1/5a04a3934d1b4236a95d4a71008701fc/FLAG6b0ee6c8c [2019-11-24 20:52:28,410 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdb00c6f1/5a04a3934d1b4236a95d4a71008701fc [2019-11-24 20:52:28,416 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:28,418 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:28,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:28,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:28,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:28,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:28" (1/1) ... [2019-11-24 20:52:28,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:28, skipping insertion in model container [2019-11-24 20:52:28,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:28" (1/1) ... [2019-11-24 20:52:28,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:28,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:30,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:30,479 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:31,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:31,397 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:31,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31 WrapperNode [2019-11-24 20:52:31,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:31,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:31,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:31,403 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:31,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:31,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:31,958 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:31,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:31,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:31,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:31,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:31,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:32,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:32,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:32,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:32,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:32,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:32,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:32,867 INFO L168 Benchmark]: Toolchain (without parser) took 4445.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 912.0 MB in the end (delta: 38.2 MB). Peak memory consumption was 319.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:32,867 INFO L168 Benchmark]: CDTParser took 0.66 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 20:52:32,868 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2978.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 819.5 MB in the end (delta: 130.8 MB). Peak memory consumption was 130.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:32,870 INFO L168 Benchmark]: Boogie Procedure Inliner took 556.75 ms. Allocated memory is still 1.0 GB. Free memory was 819.5 MB in the beginning and 750.7 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:32,873 INFO L168 Benchmark]: Boogie Preprocessor took 903.06 ms. Allocated memory is still 1.0 GB. Free memory was 750.7 MB in the beginning and 912.0 MB in the end (delta: -161.3 MB). Peak memory consumption was 119.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:32,882 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 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 2978.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 819.5 MB in the end (delta: 130.8 MB). Peak memory consumption was 130.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 556.75 ms. Allocated memory is still 1.0 GB. Free memory was 819.5 MB in the beginning and 750.7 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 903.06 ms. Allocated memory is still 1.0 GB. Free memory was 750.7 MB in the beginning and 912.0 MB in the end (delta: -161.3 MB). Peak memory consumption was 119.6 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 20:52:35,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:35,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:35,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:35,619 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:35,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:35,626 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:35,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:35,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:35,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:35,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:35,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:35,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:35,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:35,653 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:35,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:35,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:35,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:35,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:35,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:35,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:35,676 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:35,677 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:35,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:35,686 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:35,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:35,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:35,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:35,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:35,692 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:35,693 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:35,693 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:35,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:35,697 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:35,698 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:35,699 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:35,700 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:35,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:35,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:35,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:35,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:35,707 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:52:35,744 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:35,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:35,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:35,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:35,751 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:35,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:35,751 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:35,754 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:35,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:35,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:35,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:35,755 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:35,755 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:35,756 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:52:35,756 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:52:35,756 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:35,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:35,757 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:35,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:35,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:35,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:35,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:35,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:35,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:35,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:35,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:35,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:35,760 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:52:35,762 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:52:35,762 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:35,763 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:52:35,763 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 -> 1828a4dc9667f797f802bfacc3a5faf37ddf48f6 [2019-11-24 20:52:36,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:36,143 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:36,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:36,153 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:36,154 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:36,154 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label28.c [2019-11-24 20:52:36,253 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bced30bc/0bce5775268643498c191707ad1599f5/FLAGb9da4a2e9 [2019-11-24 20:52:37,418 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:37,419 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label28.c [2019-11-24 20:52:37,485 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bced30bc/0bce5775268643498c191707ad1599f5/FLAGb9da4a2e9 [2019-11-24 20:52:37,758 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bced30bc/0bce5775268643498c191707ad1599f5 [2019-11-24 20:52:37,764 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:37,768 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:37,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:37,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:37,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:37,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:37" (1/1) ... [2019-11-24 20:52:37,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:37, skipping insertion in model container [2019-11-24 20:52:37,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:37" (1/1) ... [2019-11-24 20:52:37,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:38,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:40,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:40,025 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:40,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:41,010 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:41,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:41 WrapperNode [2019-11-24 20:52:41,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:41,012 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:41,014 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:41,015 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:41,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:41" (1/1) ... [2019-11-24 20:52:41,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:41" (1/1) ... [2019-11-24 20:52:41,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:41,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:41,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:41,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:41,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:41" (1/1) ... [2019-11-24 20:52:41,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:41" (1/1) ... [2019-11-24 20:52:41,414 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:41" (1/1) ... [2019-11-24 20:52:41,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:41" (1/1) ... [2019-11-24 20:52:41,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:41" (1/1) ... [2019-11-24 20:52:41,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:41" (1/1) ... [2019-11-24 20:52:41,664 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:41" (1/1) ... [2019-11-24 20:52:41,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:41,960 INFO L168 Benchmark]: Toolchain (without parser) took 4189.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 942.7 MB in the end (delta: 6.1 MB). Peak memory consumption was 286.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:41,962 INFO L168 Benchmark]: CDTParser took 0.21 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 20:52:41,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3241.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 775.1 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:41,966 INFO L168 Benchmark]: Boogie Procedure Inliner took 345.50 ms. Allocated memory is still 1.0 GB. Free memory was 775.1 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:41,972 INFO L168 Benchmark]: Boogie Preprocessor took 595.65 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 942.7 MB in the end (delta: -201.9 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:41,979 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 3241.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 775.1 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 345.50 ms. Allocated memory is still 1.0 GB. Free memory was 775.1 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 595.65 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 942.7 MB in the end (delta: -201.9 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...