./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label25.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2c9872e1242e9edb1d2ef3cb5ede1d9f94b01567 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label25.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2c9872e1242e9edb1d2ef3cb5ede1d9f94b01567 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:55:27,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:27,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:27,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:27,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:27,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:27,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:27,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:27,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:27,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:27,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:27,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:27,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:27,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:27,987 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:27,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:27,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:27,999 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:28,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:28,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:28,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:28,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:28,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:28,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:28,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:28,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:28,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:28,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:28,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:28,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:28,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:28,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:28,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:28,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:28,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:28,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:28,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:28,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:28,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:28,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:28,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:28,073 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:28,114 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:28,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:28,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:28,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:28,121 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:28,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:28,123 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:28,123 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:28,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:28,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:28,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:28,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:28,129 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:28,129 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:28,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:28,130 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:28,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:28,131 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:28,133 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:28,133 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:28,133 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:28,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:28,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:28,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:28,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:28,136 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:28,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:28,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:28,139 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 -> 2c9872e1242e9edb1d2ef3cb5ede1d9f94b01567 [2019-11-27 15:55:28,684 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:28,712 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:28,718 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:28,723 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:28,724 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:28,726 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label25.c [2019-11-27 15:55:28,884 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44af57444/642473cfbd3b496c9da182020b3f8721/FLAGb9a6f7f56 [2019-11-27 15:55:30,606 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:30,610 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label25.c [2019-11-27 15:55:30,679 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44af57444/642473cfbd3b496c9da182020b3f8721/FLAGb9a6f7f56 [2019-11-27 15:55:30,715 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44af57444/642473cfbd3b496c9da182020b3f8721 [2019-11-27 15:55:30,722 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:30,725 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:30,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:30,731 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:30,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:30,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:30" (1/1) ... [2019-11-27 15:55:30,751 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 27.11 03:55:30, skipping insertion in model container [2019-11-27 15:55:30,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:30" (1/1) ... [2019-11-27 15:55:30,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:31,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:33,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:33,984 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:35,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:35,357 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:35,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:35 WrapperNode [2019-11-27 15:55:35,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:35,368 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:35,368 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:35,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:35,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:35" (1/1) ... [2019-11-27 15:55:35,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:35" (1/1) ... [2019-11-27 15:55:36,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:36,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:36,178 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:36,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:36,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:35" (1/1) ... [2019-11-27 15:55:36,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:35" (1/1) ... [2019-11-27 15:55:36,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:35" (1/1) ... [2019-11-27 15:55:36,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:35" (1/1) ... [2019-11-27 15:55:36,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:35" (1/1) ... [2019-11-27 15:55:36,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:35" (1/1) ... [2019-11-27 15:55:36,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:35" (1/1) ... [2019-11-27 15:55:37,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:37,647 INFO L168 Benchmark]: Toolchain (without parser) took 6914.11 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 912.5 MB in the end (delta: 37.7 MB). Peak memory consumption was 317.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:37,648 INFO L168 Benchmark]: CDTParser took 3.89 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. [2019-11-27 15:55:37,649 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4633.89 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 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:37,652 INFO L168 Benchmark]: Boogie Procedure Inliner took 808.19 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:37,656 INFO L168 Benchmark]: Boogie Preprocessor took 1460.40 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 912.5 MB in the end (delta: -160.4 MB). Peak memory consumption was 119.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:37,668 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.89 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 4633.89 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 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 808.19 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1460.40 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 912.5 MB in the end (delta: -160.4 MB). Peak memory consumption was 119.0 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 0.1.24-509859d [2019-11-27 15:55:41,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:41,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:41,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:41,539 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:41,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:41,547 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:41,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:41,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:41,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:41,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:41,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:41,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:41,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:41,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:41,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:41,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:41,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:41,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:41,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:41,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:41,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:41,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:41,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:41,639 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:41,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:41,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:41,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:41,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:41,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:41,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:41,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:41,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:41,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:41,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:41,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:41,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:41,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:41,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:41,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:41,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:41,675 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:41,714 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:41,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:41,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:41,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:41,721 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:41,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:41,721 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:41,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:41,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:41,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:41,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:41,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:41,727 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:41,728 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:41,728 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:41,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:41,728 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:41,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:41,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:41,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:41,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:41,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:41,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:41,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:41,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:41,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:41,734 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:41,734 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:41,734 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:41,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:41,738 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 -> 2c9872e1242e9edb1d2ef3cb5ede1d9f94b01567 [2019-11-27 15:55:42,326 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:42,357 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:42,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:42,370 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:42,371 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:42,375 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label25.c [2019-11-27 15:55:42,535 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5279ff7a8/7ccc762d25a84e268427a7646b342d7a/FLAG5645812b2 [2019-11-27 15:55:44,269 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:44,270 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label25.c [2019-11-27 15:55:44,337 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5279ff7a8/7ccc762d25a84e268427a7646b342d7a/FLAG5645812b2 [2019-11-27 15:55:44,375 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5279ff7a8/7ccc762d25a84e268427a7646b342d7a [2019-11-27 15:55:44,386 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:44,389 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:44,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:44,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:44,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:44,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:44" (1/1) ... [2019-11-27 15:55:44,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:44, skipping insertion in model container [2019-11-27 15:55:44,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:44" (1/1) ... [2019-11-27 15:55:44,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:44,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:47,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:47,837 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:49,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:49,466 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:49,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:49 WrapperNode [2019-11-27 15:55:49,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:49,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:49,472 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:49,472 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:49,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:49" (1/1) ... [2019-11-27 15:55:49,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:49" (1/1) ... [2019-11-27 15:55:49,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:49,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:49,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:49,985 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:50,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:49" (1/1) ... [2019-11-27 15:55:50,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:49" (1/1) ... [2019-11-27 15:55:50,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:49" (1/1) ... [2019-11-27 15:55:50,071 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:49" (1/1) ... [2019-11-27 15:55:50,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:49" (1/1) ... [2019-11-27 15:55:50,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:49" (1/1) ... [2019-11-27 15:55:50,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:49" (1/1) ... [2019-11-27 15:55:50,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:50,491 INFO L168 Benchmark]: Toolchain (without parser) took 6096.75 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 717.7 MB in the end (delta: 238.2 MB). Peak memory consumption was 238.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:50,493 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-27 15:55:50,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5074.15 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 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:50,846 INFO L168 Benchmark]: Boogie Procedure Inliner took 514.21 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 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. [2019-11-27 15:55:50,847 INFO L168 Benchmark]: Boogie Preprocessor took 499.18 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 717.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:50,852 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 5074.15 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 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 514.21 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 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 499.18 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 717.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...