./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label39.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label39.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 231352e715b362553666ba7e4016e5edfde7ea06 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label39.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 231352e715b362553666ba7e4016e5edfde7ea06 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:59,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:59,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:59,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:59,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:59,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:59,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:59,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:59,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:59,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:59,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:59,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:59,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:00,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:00,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:00,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:00,012 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:00,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:00,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:00,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:00,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:00,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:00,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:00,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:00,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:00,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:00,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:00,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:00,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:00,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:00,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:00,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:00,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:00,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:00,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:00,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:00,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:00,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:00,080 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:00,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:00,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:00,085 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:42:00,142 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:00,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:00,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:00,155 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:00,155 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:00,156 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:00,158 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:00,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:42:00,158 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:00,159 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:00,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:00,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:00,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:00,165 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:00,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:00,165 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:00,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:00,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:00,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:00,167 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:00,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:00,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:00,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:00,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:00,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:00,172 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:42:00,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:42:00,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:00,174 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 -> 231352e715b362553666ba7e4016e5edfde7ea06 [2019-11-25 22:42:00,729 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:00,760 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:00,769 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:00,774 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:00,776 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:00,781 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label39.c [2019-11-25 22:42:00,948 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0114399ae/e635312d9460454eaec32c9c930df55c/FLAG98b93add1 [2019-11-25 22:42:02,461 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:02,466 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label39.c [2019-11-25 22:42:02,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0114399ae/e635312d9460454eaec32c9c930df55c/FLAG98b93add1 [2019-11-25 22:42:02,559 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0114399ae/e635312d9460454eaec32c9c930df55c [2019-11-25 22:42:02,567 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:02,569 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:02,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:02,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:02,585 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:02,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:02" (1/1) ... [2019-11-25 22:42:02,597 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:02, skipping insertion in model container [2019-11-25 22:42:02,597 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:02" (1/1) ... [2019-11-25 22:42:02,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:02,778 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:04,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:04,493 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:04,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:05,039 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:05,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:05 WrapperNode [2019-11-25 22:42:05,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:05,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:05,048 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:05,048 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:05,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:05" (1/1) ... [2019-11-25 22:42:05,147 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:05" (1/1) ... [2019-11-25 22:42:05,404 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:05,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:05,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:05,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:05,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:05" (1/1) ... [2019-11-25 22:42:05,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:05" (1/1) ... [2019-11-25 22:42:05,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:05" (1/1) ... [2019-11-25 22:42:05,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:05" (1/1) ... [2019-11-25 22:42:05,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:05" (1/1) ... [2019-11-25 22:42:05,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:05" (1/1) ... [2019-11-25 22:42:05,700 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:05" (1/1) ... [2019-11-25 22:42:05,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:05,772 INFO L168 Benchmark]: Toolchain (without parser) took 3196.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 891.9 MB in the end (delta: 62.6 MB). Peak memory consumption was 62.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:05,773 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:42:05,776 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2466.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 932.5 MB in the end (delta: 21.9 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:05,779 INFO L168 Benchmark]: Boogie Procedure Inliner took 361.41 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:05,785 INFO L168 Benchmark]: Boogie Preprocessor took 357.66 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 891.9 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:05,794 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 2466.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 932.5 MB in the end (delta: 21.9 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 361.41 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 357.66 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 891.9 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:09,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:09,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:09,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:09,993 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:09,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:09,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:10,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:10,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:10,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:10,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:10,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:10,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:10,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:10,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:10,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:10,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:10,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:10,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:10,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:10,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:10,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:10,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:10,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:10,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:10,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:10,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:10,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:10,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:10,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:10,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:10,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:10,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:10,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:10,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:10,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:10,130 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:10,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:10,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:10,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:10,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:10,139 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:10,179 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:10,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:10,188 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:10,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:10,190 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:10,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:10,191 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:10,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:10,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:10,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:10,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:10,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:10,197 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:10,197 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:10,198 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:10,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:10,198 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:10,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:10,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:10,200 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:10,201 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:10,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:10,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:10,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:10,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:10,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:10,205 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:10,207 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:10,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:10,208 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:10,209 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 -> 231352e715b362553666ba7e4016e5edfde7ea06 [2019-11-25 22:42:10,840 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:10,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:10,880 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:10,882 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:10,885 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:10,887 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label39.c [2019-11-25 22:42:11,044 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/754f0a9d5/d246b776b53c4186b16c4a0c6a36b9e7/FLAG4047349b1 [2019-11-25 22:42:12,624 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:12,628 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label39.c [2019-11-25 22:42:12,666 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/754f0a9d5/d246b776b53c4186b16c4a0c6a36b9e7/FLAG4047349b1 [2019-11-25 22:42:12,706 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/754f0a9d5/d246b776b53c4186b16c4a0c6a36b9e7 [2019-11-25 22:42:12,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:12,719 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:12,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:12,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:12,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:12,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:12" (1/1) ... [2019-11-25 22:42:12,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:12, skipping insertion in model container [2019-11-25 22:42:12,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:12" (1/1) ... [2019-11-25 22:42:12,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:12,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:14,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:14,795 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:15,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:15,443 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:15,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:15 WrapperNode [2019-11-25 22:42:15,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:15,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:15,449 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:15,450 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:15,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:15" (1/1) ... [2019-11-25 22:42:15,589 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:15" (1/1) ... [2019-11-25 22:42:15,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:15,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:15,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:15,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:15,800 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:15" (1/1) ... [2019-11-25 22:42:15,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:15" (1/1) ... [2019-11-25 22:42:15,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:15" (1/1) ... [2019-11-25 22:42:15,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:15" (1/1) ... [2019-11-25 22:42:15,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:15" (1/1) ... [2019-11-25 22:42:15,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:15" (1/1) ... [2019-11-25 22:42:15,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:15" (1/1) ... [2019-11-25 22:42:16,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:16,021 INFO L168 Benchmark]: Toolchain (without parser) took 3296.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 892.7 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:16,022 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. [2019-11-25 22:42:16,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2722.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:16,028 INFO L168 Benchmark]: Boogie Procedure Inliner took 326.86 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:16,033 INFO L168 Benchmark]: Boogie Preprocessor took 236.71 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:16,043 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 2722.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 326.86 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 236.71 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...