./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label23.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_label23.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 7762dec1e37d6d4a6cd11b45f974aa7a89fd5766 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label23.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 7762dec1e37d6d4a6cd11b45f974aa7a89fd5766 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:37:29,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:29,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:29,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:29,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:29,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:30,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:30,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:30,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:30,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:30,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:30,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:30,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:30,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:30,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:30,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:30,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:30,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:30,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:30,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:30,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:30,061 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:30,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:30,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:30,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:30,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:30,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:30,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:30,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:30,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:30,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:30,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:30,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:30,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:30,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:30,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:30,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:30,087 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:30,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:30,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:30,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:30,093 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:30,120 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:30,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:30,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:30,128 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:30,128 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:30,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:30,129 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:30,129 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:30,129 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:30,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:30,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:30,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:30,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:30,131 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:30,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:30,132 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:30,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:30,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:30,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:30,132 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:30,133 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:30,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:30,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:30,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:30,133 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:30,136 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:30,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:30,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:30,136 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 -> 7762dec1e37d6d4a6cd11b45f974aa7a89fd5766 [2019-11-26 16:37:30,499 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:30,514 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:30,519 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:30,520 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:30,522 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:30,523 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label23.c [2019-11-26 16:37:30,630 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2adb4f980/9cf4e425519b4167927f6e50b57cda0b/FLAGb65302238 [2019-11-26 16:37:32,053 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:32,057 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label23.c [2019-11-26 16:37:32,155 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2adb4f980/9cf4e425519b4167927f6e50b57cda0b/FLAGb65302238 [2019-11-26 16:37:32,672 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2adb4f980/9cf4e425519b4167927f6e50b57cda0b [2019-11-26 16:37:32,675 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:32,677 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:32,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:32,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:32,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:32,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:32" (1/1) ... [2019-11-26 16:37:32,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:32, skipping insertion in model container [2019-11-26 16:37:32,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:32" (1/1) ... [2019-11-26 16:37:32,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:33,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:36,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:36,196 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:38,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:38,226 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:38,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:38 WrapperNode [2019-11-26 16:37:38,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:38,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:38,230 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:38,230 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:38,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:38" (1/1) ... [2019-11-26 16:37:38,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:38" (1/1) ... [2019-11-26 16:37:38,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:38,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:38,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:38,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:38,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:38" (1/1) ... [2019-11-26 16:37:38,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:38" (1/1) ... [2019-11-26 16:37:38,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:38" (1/1) ... [2019-11-26 16:37:38,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:38" (1/1) ... [2019-11-26 16:37:39,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:38" (1/1) ... [2019-11-26 16:37:39,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:38" (1/1) ... [2019-11-26 16:37:39,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:38" (1/1) ... [2019-11-26 16:37:39,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:39,269 INFO L168 Benchmark]: Toolchain (without parser) took 6587.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 777.7 MB in the end (delta: 155.4 MB). Peak memory consumption was 155.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:39,270 INFO L168 Benchmark]: CDTParser took 1.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:37:39,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5546.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 911.2 MB in the end (delta: 21.8 MB). Peak memory consumption was 274.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:39,275 INFO L168 Benchmark]: Boogie Procedure Inliner took 544.45 ms. Allocated memory is still 1.0 GB. Free memory was 911.2 MB in the beginning and 834.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:39,277 INFO L168 Benchmark]: Boogie Preprocessor took 487.22 ms. Allocated memory is still 1.0 GB. Free memory was 834.5 MB in the beginning and 777.7 MB in the end (delta: 56.9 MB). Peak memory consumption was 56.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:39,286 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 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 5546.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 911.2 MB in the end (delta: 21.8 MB). Peak memory consumption was 274.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 544.45 ms. Allocated memory is still 1.0 GB. Free memory was 911.2 MB in the beginning and 834.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 487.22 ms. Allocated memory is still 1.0 GB. Free memory was 834.5 MB in the beginning and 777.7 MB in the end (delta: 56.9 MB). Peak memory consumption was 56.9 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 16:37:41,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:41,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:41,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:41,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:41,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:41,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:41,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:42,007 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:42,011 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:42,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:42,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:42,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:42,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:42,024 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:42,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:42,027 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:42,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:42,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:42,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:42,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:42,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:42,048 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:42,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:42,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:42,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:42,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:42,062 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:42,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:42,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:42,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:42,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:42,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:42,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:42,068 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:42,071 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:42,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:42,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:42,072 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:42,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:42,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:42,078 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:37:42,105 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:42,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:42,110 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:42,110 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:42,111 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:42,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:42,111 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:42,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:42,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:42,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:42,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:42,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:42,114 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:37:42,115 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:37:42,115 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:42,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:42,118 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:42,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:42,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:42,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:42,119 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:42,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:42,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:42,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:42,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:42,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:42,120 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:37:42,120 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:37:42,120 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:42,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:37:42,124 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 -> 7762dec1e37d6d4a6cd11b45f974aa7a89fd5766 [2019-11-26 16:37:42,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:42,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:42,538 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:42,540 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:42,543 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:42,544 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label23.c [2019-11-26 16:37:42,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a72149bf/d1a903c72eaf410baa8e822ac3015500/FLAGffefa9fa3 [2019-11-26 16:37:43,909 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:43,910 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label23.c [2019-11-26 16:37:43,979 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a72149bf/d1a903c72eaf410baa8e822ac3015500/FLAGffefa9fa3 [2019-11-26 16:37:44,180 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a72149bf/d1a903c72eaf410baa8e822ac3015500 [2019-11-26 16:37:44,187 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:44,189 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:44,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:44,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:44,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:44,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:44" (1/1) ... [2019-11-26 16:37:44,209 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 04:37:44, skipping insertion in model container [2019-11-26 16:37:44,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:44" (1/1) ... [2019-11-26 16:37:44,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:44,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:47,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:47,809 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:49,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:49,616 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:49,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49 WrapperNode [2019-11-26 16:37:49,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:49,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:49,621 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:49,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:49,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:49,726 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:50,077 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:50,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:50,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:50,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:50,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:50,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:50,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:50,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:50,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:50,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:50,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:50,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:50,554 INFO L168 Benchmark]: Toolchain (without parser) took 6361.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 761.3 MB in the end (delta: 170.3 MB). Peak memory consumption was 170.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:50,555 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:37:50,558 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5423.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 883.3 MB in the end (delta: 48.3 MB). Peak memory consumption was 267.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:50,559 INFO L168 Benchmark]: Boogie Procedure Inliner took 463.50 ms. Allocated memory is still 1.0 GB. Free memory was 883.3 MB in the beginning and 813.3 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:50,560 INFO L168 Benchmark]: Boogie Preprocessor took 465.46 ms. Allocated memory is still 1.0 GB. Free memory was 813.3 MB in the beginning and 761.3 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:50,567 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 5423.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 883.3 MB in the end (delta: 48.3 MB). Peak memory consumption was 267.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 463.50 ms. Allocated memory is still 1.0 GB. Free memory was 883.3 MB in the beginning and 813.3 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 465.46 ms. Allocated memory is still 1.0 GB. Free memory was 813.3 MB in the beginning and 761.3 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...