./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_label41.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 8dd4d8b8dd8ffeb0ef34cde48f2a48c446284362 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label41.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 8dd4d8b8dd8ffeb0ef34cde48f2a48c446284362 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:38:48,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:48,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:48,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:48,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:48,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:48,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:48,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:48,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:48,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:48,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:48,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:48,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:48,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:48,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:48,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:48,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:48,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:48,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:48,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:48,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:48,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:48,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:48,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:48,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:48,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:48,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:48,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:48,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:48,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:48,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:48,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:48,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:48,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:48,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:48,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:48,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:48,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:48,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:48,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:48,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:48,272 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:38:48,321 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:48,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:48,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:48,330 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:48,330 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:48,331 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:48,331 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:48,331 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:38:48,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:48,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:48,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:48,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:48,336 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:48,336 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:48,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:48,337 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:48,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:48,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:48,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:48,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:48,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:48,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:48,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:48,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:48,343 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:48,343 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:38:48,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:38:48,346 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:48,346 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 -> 8dd4d8b8dd8ffeb0ef34cde48f2a48c446284362 [2019-11-25 22:38:48,981 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:49,006 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:49,014 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:49,021 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:49,022 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:49,023 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label41.c [2019-11-25 22:38:49,187 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/341016371/c640ec5e084449a7af2cb8954d02a0fa/FLAG655e2ca01 [2019-11-25 22:38:50,856 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:50,857 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label41.c [2019-11-25 22:38:50,920 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/341016371/c640ec5e084449a7af2cb8954d02a0fa/FLAG655e2ca01 [2019-11-25 22:38:50,960 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/341016371/c640ec5e084449a7af2cb8954d02a0fa [2019-11-25 22:38:50,969 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:50,973 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:50,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:50,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:50,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:50,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:50" (1/1) ... [2019-11-25 22:38:50,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:50, skipping insertion in model container [2019-11-25 22:38:50,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:50" (1/1) ... [2019-11-25 22:38:51,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:51,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:54,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:54,037 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:55,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:55,677 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:55,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55 WrapperNode [2019-11-25 22:38:55,683 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:55,684 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:55,687 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:55,687 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:55,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:55,803 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:56,460 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:56,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:56,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:56,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:56,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:56,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:56,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:56,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:56,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:56,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:57,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:55" (1/1) ... [2019-11-25 22:38:57,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:57,834 INFO L168 Benchmark]: Toolchain (without parser) took 6857.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 911.7 MB in the end (delta: 44.3 MB). Peak memory consumption was 323.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:57,837 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-25 22:38:57,839 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4706.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 826.3 MB in the end (delta: 129.7 MB). Peak memory consumption was 129.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:57,842 INFO L168 Benchmark]: Boogie Procedure Inliner took 777.98 ms. Allocated memory is still 1.0 GB. Free memory was 826.3 MB in the beginning and 757.5 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:57,845 INFO L168 Benchmark]: Boogie Preprocessor took 1363.24 ms. Allocated memory is still 1.0 GB. Free memory was 757.5 MB in the beginning and 911.7 MB in the end (delta: -154.1 MB). Peak memory consumption was 125.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:57,856 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 4706.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 826.3 MB in the end (delta: 129.7 MB). Peak memory consumption was 129.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 777.98 ms. Allocated memory is still 1.0 GB. Free memory was 826.3 MB in the beginning and 757.5 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1363.24 ms. Allocated memory is still 1.0 GB. Free memory was 757.5 MB in the beginning and 911.7 MB in the end (delta: -154.1 MB). Peak memory consumption was 125.4 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 0.1.24-65d6cd2 [2019-11-25 22:39:01,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:01,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:01,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:01,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:01,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:01,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:01,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:01,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:01,913 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:01,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:01,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:01,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:01,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:01,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:01,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:01,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:01,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:01,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:01,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:01,967 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:01,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:01,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:01,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:01,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:01,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:01,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:01,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:01,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:01,996 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:01,998 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:01,999 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:02,001 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:02,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:02,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:02,010 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:02,011 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:02,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:02,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:02,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:02,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:02,021 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:39:02,063 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:02,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:02,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:02,071 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:02,071 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:02,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:02,072 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:02,074 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:02,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:02,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:02,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:02,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:02,077 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:39:02,080 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:39:02,080 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:02,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:02,081 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:02,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:02,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:02,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:02,082 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:02,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:02,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:02,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:02,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:02,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:02,087 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:39:02,088 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:39:02,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:02,088 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:39:02,090 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 -> 8dd4d8b8dd8ffeb0ef34cde48f2a48c446284362 [2019-11-25 22:39:02,635 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:02,667 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:02,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:02,679 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:02,680 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:02,684 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label41.c [2019-11-25 22:39:02,838 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/056dc6d75/936c270e30384bdabfb9437bed6cdc15/FLAGbac7feaf2 [2019-11-25 22:39:04,589 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:04,591 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label41.c [2019-11-25 22:39:04,677 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/056dc6d75/936c270e30384bdabfb9437bed6cdc15/FLAGbac7feaf2 [2019-11-25 22:39:04,727 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/056dc6d75/936c270e30384bdabfb9437bed6cdc15 [2019-11-25 22:39:04,738 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:04,746 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:04,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:04,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:04,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:04,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:04" (1/1) ... [2019-11-25 22:39:04,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:04, skipping insertion in model container [2019-11-25 22:39:04,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:04" (1/1) ... [2019-11-25 22:39:04,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:05,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:08,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:08,424 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:10,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:10,164 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:10,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:10 WrapperNode [2019-11-25 22:39:10,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:10,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:10,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:10,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:10,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:10" (1/1) ... [2019-11-25 22:39:10,313 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:10" (1/1) ... [2019-11-25 22:39:10,726 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:10,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:10,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:10,733 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:10,753 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:10" (1/1) ... [2019-11-25 22:39:10,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:10" (1/1) ... [2019-11-25 22:39:10,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:10" (1/1) ... [2019-11-25 22:39:10,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:10" (1/1) ... [2019-11-25 22:39:11,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:10" (1/1) ... [2019-11-25 22:39:11,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:10" (1/1) ... [2019-11-25 22:39:11,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:10" (1/1) ... [2019-11-25 22:39:11,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:11,644 INFO L168 Benchmark]: Toolchain (without parser) took 6894.21 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 939.2 MB in the end (delta: 11.0 MB). Peak memory consumption was 283.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:11,647 INFO L168 Benchmark]: CDTParser took 0.48 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. [2019-11-25 22:39:11,649 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5416.31 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 769.3 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:11,650 INFO L168 Benchmark]: Boogie Procedure Inliner took 560.81 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:11,656 INFO L168 Benchmark]: Boogie Preprocessor took 902.63 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 939.2 MB in the end (delta: -198.6 MB). Peak memory consumption was 73.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:11,664 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 5416.31 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 769.3 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 560.81 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 902.63 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 939.2 MB in the end (delta: -198.6 MB). Peak memory consumption was 73.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...