./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label41.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 991978c94564683d3e1a3f611ef2626a2701ddd5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label41.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 991978c94564683d3e1a3f611ef2626a2701ddd5 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:43:48,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:48,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:48,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:48,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:48,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:48,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:48,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:48,945 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:48,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:48,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:48,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:48,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:48,956 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:48,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:48,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:48,964 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:48,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:48,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:48,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:48,974 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:48,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:48,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:48,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:48,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:48,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:48,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:48,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:48,996 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:48,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:48,999 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:48,999 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:49,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:49,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:49,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:49,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:49,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:49,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:49,012 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:49,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:49,014 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:49,015 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:43:49,042 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:49,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:49,046 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:49,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:49,049 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:49,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:49,049 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:49,050 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:43:49,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:49,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:49,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:49,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:49,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:49,052 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:49,052 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:49,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:49,052 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:49,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:49,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:49,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:49,056 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:49,056 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:49,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:49,056 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:49,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:49,057 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:49,057 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:43:49,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:43:49,057 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:49,058 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 -> 991978c94564683d3e1a3f611ef2626a2701ddd5 [2019-11-24 20:43:49,547 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:49,568 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:49,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:49,575 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:49,576 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:49,577 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label41.c [2019-11-24 20:43:49,685 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48a11cfed/42c764ae87fd43369bb639b21d2ecbc0/FLAG983de7e2f [2019-11-24 20:43:50,966 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:50,968 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label41.c [2019-11-24 20:43:51,054 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48a11cfed/42c764ae87fd43369bb639b21d2ecbc0/FLAG983de7e2f [2019-11-24 20:43:51,215 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48a11cfed/42c764ae87fd43369bb639b21d2ecbc0 [2019-11-24 20:43:51,222 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:51,223 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:51,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:51,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:51,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:51,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:51" (1/1) ... [2019-11-24 20:43:51,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:51, skipping insertion in model container [2019-11-24 20:43:51,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:51" (1/1) ... [2019-11-24 20:43:51,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:51,647 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:54,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:54,712 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:56,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:56,673 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:56,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56 WrapperNode [2019-11-24 20:43:56,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:56,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:56,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:56,677 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:56,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:56,778 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:57,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:57,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:57,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:57,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:57,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:57,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:57,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:57,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:57,421 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:57,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:57,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:57,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:57,638 INFO L168 Benchmark]: Toolchain (without parser) took 6408.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 779.7 MB in the end (delta: 151.9 MB). Peak memory consumption was 152.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:57,639 INFO L168 Benchmark]: CDTParser took 1.47 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. [2019-11-24 20:43:57,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5449.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 911.7 MB in the end (delta: 19.9 MB). Peak memory consumption was 272.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:57,644 INFO L168 Benchmark]: Boogie Procedure Inliner took 462.51 ms. Allocated memory is still 1.0 GB. Free memory was 911.7 MB in the beginning and 835.8 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:57,646 INFO L168 Benchmark]: Boogie Preprocessor took 491.54 ms. Allocated memory is still 1.0 GB. Free memory was 835.8 MB in the beginning and 779.7 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:57,653 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 5449.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 911.7 MB in the end (delta: 19.9 MB). Peak memory consumption was 272.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 462.51 ms. Allocated memory is still 1.0 GB. Free memory was 911.7 MB in the beginning and 835.8 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 491.54 ms. Allocated memory is still 1.0 GB. Free memory was 835.8 MB in the beginning and 779.7 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 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 0.1.24-32f2683 [2019-11-24 20:44:00,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:44:00,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:44:00,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:44:00,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:44:00,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:44:00,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:44:00,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:44:00,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:44:00,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:44:00,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:44:00,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:44:00,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:44:00,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:44:00,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:44:00,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:44:00,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:44:00,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:44:00,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:44:00,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:44:00,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:44:00,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:44:00,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:44:00,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:44:00,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:44:00,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:44:00,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:44:00,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:44:00,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:44:00,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:44:00,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:44:00,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:44:00,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:44:00,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:44:00,581 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:44:00,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:44:00,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:44:00,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:44:00,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:44:00,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:44:00,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:44:00,591 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:44:00,620 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:44:00,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:44:00,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:44:00,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:44:00,624 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:44:00,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:44:00,624 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:44:00,625 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:44:00,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:44:00,627 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:44:00,628 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:44:00,628 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:44:00,628 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:44:00,629 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:44:00,629 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:44:00,629 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:44:00,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:44:00,632 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:44:00,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:44:00,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:44:00,633 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:44:00,633 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:44:00,633 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:44:00,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:44:00,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:44:00,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:44:00,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:44:00,634 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:44:00,635 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:44:00,639 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:44:00,640 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:44:00,640 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 -> 991978c94564683d3e1a3f611ef2626a2701ddd5 [2019-11-24 20:44:01,158 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:44:01,175 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:44:01,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:44:01,185 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:44:01,189 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:44:01,190 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label41.c [2019-11-24 20:44:01,293 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18f684c0a/5be2cc2699cb4cceb9ab4552391e3846/FLAGfde7fbdd1 [2019-11-24 20:44:02,627 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:44:02,628 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label41.c [2019-11-24 20:44:02,705 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18f684c0a/5be2cc2699cb4cceb9ab4552391e3846/FLAGfde7fbdd1 [2019-11-24 20:44:02,833 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18f684c0a/5be2cc2699cb4cceb9ab4552391e3846 [2019-11-24 20:44:02,839 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:44:02,843 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:44:02,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:44:02,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:44:02,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:44:02,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:44:02" (1/1) ... [2019-11-24 20:44:02,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:02, skipping insertion in model container [2019-11-24 20:44:02,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:44:02" (1/1) ... [2019-11-24 20:44:02,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:44:03,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:44:06,334 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:44:06,344 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:44:08,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:44:08,693 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:44:08,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:08 WrapperNode [2019-11-24 20:44:08,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:44:08,698 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:44:08,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:44:08,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:44:08,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:08" (1/1) ... [2019-11-24 20:44:08,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:08" (1/1) ... [2019-11-24 20:44:09,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:44:09,203 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:44:09,203 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:44:09,204 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:44:09,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:08" (1/1) ... [2019-11-24 20:44:09,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:08" (1/1) ... [2019-11-24 20:44:09,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:08" (1/1) ... [2019-11-24 20:44:09,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:08" (1/1) ... [2019-11-24 20:44:09,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:08" (1/1) ... [2019-11-24 20:44:09,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:08" (1/1) ... [2019-11-24 20:44:09,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:08" (1/1) ... [2019-11-24 20:44:09,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:44:09,738 INFO L168 Benchmark]: Toolchain (without parser) took 6890.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 754.8 MB in the end (delta: 176.8 MB). Peak memory consumption was 176.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:09,738 INFO L168 Benchmark]: CDTParser took 0.20 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. [2019-11-24 20:44:09,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5852.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 882.7 MB in the end (delta: 48.9 MB). Peak memory consumption was 267.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:09,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 505.39 ms. Allocated memory is still 1.0 GB. Free memory was 882.7 MB in the beginning and 811.8 MB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:09,748 INFO L168 Benchmark]: Boogie Preprocessor took 528.49 ms. Allocated memory is still 1.0 GB. Free memory was 811.8 MB in the beginning and 754.8 MB in the end (delta: 57.0 MB). Peak memory consumption was 57.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:09,758 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 5852.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 882.7 MB in the end (delta: 48.9 MB). Peak memory consumption was 267.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 505.39 ms. Allocated memory is still 1.0 GB. Free memory was 882.7 MB in the beginning and 811.8 MB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 528.49 ms. Allocated memory is still 1.0 GB. Free memory was 811.8 MB in the beginning and 754.8 MB in the end (delta: 57.0 MB). Peak memory consumption was 57.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...