./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label07.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 46ec55592de16223799be8e45930defb100d2b89 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label07.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 46ec55592de16223799be8e45930defb100d2b89 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:25,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:25,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:25,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:25,851 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:25,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:25,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:25,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:25,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:25,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:25,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:25,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:25,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:25,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:25,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:25,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:25,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:25,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:25,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:25,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:25,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:25,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:25,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:25,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:25,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:25,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:25,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:25,969 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:25,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:25,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:25,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:25,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:25,976 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:25,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:25,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:25,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:25,984 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:25,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:25,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:25,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:25,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:25,994 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:26,035 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:26,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:26,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:26,042 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:26,042 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:26,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:26,043 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:26,043 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:26,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:26,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:26,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:26,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:26,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:26,049 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:26,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:26,052 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:26,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:26,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:26,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:26,053 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:26,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:26,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:26,056 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:26,058 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:26,058 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:26,059 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:26,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:26,059 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:26,061 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 -> 46ec55592de16223799be8e45930defb100d2b89 [2019-11-27 09:33:26,664 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:26,693 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:26,701 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:26,705 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:26,707 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:26,708 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label07.c [2019-11-27 09:33:26,870 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eac58154d/c8b832a232e2470ea02aa79d42453f17/FLAG8b22ac568 [2019-11-27 09:33:28,580 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:28,583 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label07.c [2019-11-27 09:33:28,645 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eac58154d/c8b832a232e2470ea02aa79d42453f17/FLAG8b22ac568 [2019-11-27 09:33:28,684 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eac58154d/c8b832a232e2470ea02aa79d42453f17 [2019-11-27 09:33:28,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:28,702 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:28,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:28,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:28,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:28,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:28" (1/1) ... [2019-11-27 09:33:28,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc5bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:28, skipping insertion in model container [2019-11-27 09:33:28,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:28" (1/1) ... [2019-11-27 09:33:28,743 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:29,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:32,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:32,138 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:33,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:33,543 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:33,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:33 WrapperNode [2019-11-27 09:33:33,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:33,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:33,549 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:33,551 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:33,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:33" (1/1) ... [2019-11-27 09:33:33,702 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:33" (1/1) ... [2019-11-27 09:33:34,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:34,449 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:34,449 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:34,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:34,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:33" (1/1) ... [2019-11-27 09:33:34,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:33" (1/1) ... [2019-11-27 09:33:34,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:33" (1/1) ... [2019-11-27 09:33:34,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:33" (1/1) ... [2019-11-27 09:33:34,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:33" (1/1) ... [2019-11-27 09:33:34,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:33" (1/1) ... [2019-11-27 09:33:34,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:33" (1/1) ... [2019-11-27 09:33:35,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:35,627 INFO L168 Benchmark]: Toolchain (without parser) took 6923.90 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 907.6 MB in the end (delta: 42.6 MB). Peak memory consumption was 317.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:35,628 INFO L168 Benchmark]: CDTParser took 1.41 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 09:33:35,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4844.57 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 826.6 MB in the end (delta: 123.6 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:35,634 INFO L168 Benchmark]: Boogie Procedure Inliner took 900.19 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.9 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:35,639 INFO L168 Benchmark]: Boogie Preprocessor took 1168.28 ms. Allocated memory is still 1.0 GB. Free memory was 757.9 MB in the beginning and 907.6 MB in the end (delta: -149.7 MB). Peak memory consumption was 124.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:35,650 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 4844.57 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 826.6 MB in the end (delta: 123.6 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 900.19 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.9 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1168.28 ms. Allocated memory is still 1.0 GB. Free memory was 757.9 MB in the beginning and 907.6 MB in the end (delta: -149.7 MB). Peak memory consumption was 124.9 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-da95e15 [2019-11-27 09:33:39,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:39,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:39,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:39,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:39,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:39,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:39,949 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:39,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:39,959 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:39,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:39,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:39,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:39,975 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:39,981 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:39,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:39,988 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:39,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:39,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:40,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:40,013 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:40,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:40,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:40,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:40,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:40,038 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:40,038 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:40,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:40,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:40,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:40,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:40,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:40,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:40,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:40,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:40,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:40,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:40,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:40,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:40,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:40,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:40,071 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:40,116 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:40,117 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:40,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:40,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:40,126 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:40,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:40,127 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:40,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:40,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:40,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:40,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:40,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:40,132 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:40,132 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:40,133 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:40,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:40,133 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:40,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:40,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:40,137 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:40,137 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:40,138 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:40,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:40,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:40,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:40,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:40,139 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:40,140 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:40,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:40,142 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:40,143 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 -> 46ec55592de16223799be8e45930defb100d2b89 [2019-11-27 09:33:40,736 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:40,767 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:40,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:40,781 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:40,781 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:40,784 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label07.c [2019-11-27 09:33:40,943 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0b644abb/07986579130d495da46e66a240a9eb83/FLAGe5103c24b [2019-11-27 09:33:42,620 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:42,622 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label07.c [2019-11-27 09:33:42,701 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0b644abb/07986579130d495da46e66a240a9eb83/FLAGe5103c24b [2019-11-27 09:33:42,738 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0b644abb/07986579130d495da46e66a240a9eb83 [2019-11-27 09:33:42,747 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:42,756 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:42,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:42,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:42,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:42,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:42" (1/1) ... [2019-11-27 09:33:42,779 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 09:33:42, skipping insertion in model container [2019-11-27 09:33:42,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:42" (1/1) ... [2019-11-27 09:33:42,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:43,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:46,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:46,737 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:48,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:48,515 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:48,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:48 WrapperNode [2019-11-27 09:33:48,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:48,521 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:48,521 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:48,521 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:48,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:48" (1/1) ... [2019-11-27 09:33:48,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:48" (1/1) ... [2019-11-27 09:33:49,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:49,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:49,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:49,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:49,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:48" (1/1) ... [2019-11-27 09:33:49,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:48" (1/1) ... [2019-11-27 09:33:49,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:48" (1/1) ... [2019-11-27 09:33:49,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:48" (1/1) ... [2019-11-27 09:33:49,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:48" (1/1) ... [2019-11-27 09:33:49,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:48" (1/1) ... [2019-11-27 09:33:49,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:48" (1/1) ... [2019-11-27 09:33:50,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:50,122 INFO L168 Benchmark]: Toolchain (without parser) took 7364.60 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 943.6 MB in the end (delta: 6.6 MB). Peak memory consumption was 287.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:50,123 INFO L168 Benchmark]: CDTParser took 0.38 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 09:33:50,126 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5761.54 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:50,129 INFO L168 Benchmark]: Boogie Procedure Inliner took 601.00 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 739.2 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:50,134 INFO L168 Benchmark]: Boogie Preprocessor took 992.47 ms. Allocated memory is still 1.0 GB. Free memory was 739.2 MB in the beginning and 943.6 MB in the end (delta: -204.4 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:50,144 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5761.54 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 601.00 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 739.2 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 992.47 ms. Allocated memory is still 1.0 GB. Free memory was 739.2 MB in the beginning and 943.6 MB in the end (delta: -204.4 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...