./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_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 ec02f45b218079825bc70b0c3a15ef46b3f21246 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_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 ec02f45b218079825bc70b0c3a15ef46b3f21246 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:24,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:24,200 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:24,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:24,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:24,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:24,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:24,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:24,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:24,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:24,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:24,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:24,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:24,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:24,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:24,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:24,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:24,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:24,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:24,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:24,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:24,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:24,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:24,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:24,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:24,348 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:24,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:24,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:24,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:24,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:24,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:24,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:24,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:24,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:24,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:24,367 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:24,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:24,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:24,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:24,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:24,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:24,379 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:24,422 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:24,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:24,431 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:24,432 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:24,432 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:24,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:24,433 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:24,435 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:24,435 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:24,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:24,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:24,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:24,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:24,439 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:24,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:24,440 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:24,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:24,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:24,442 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:24,442 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:24,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:24,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:24,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:24,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:24,446 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:24,446 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:24,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:24,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:24,448 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 -> ec02f45b218079825bc70b0c3a15ef46b3f21246 [2019-11-26 16:51:24,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:25,003 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:25,009 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:25,014 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:25,017 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:25,019 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label41.c [2019-11-26 16:51:25,188 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcd6dac24/b1dc0bdb62334ba3ba8d47d4e64cc22b/FLAGb7afde71d [2019-11-26 16:51:26,737 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:26,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label41.c [2019-11-26 16:51:26,810 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcd6dac24/b1dc0bdb62334ba3ba8d47d4e64cc22b/FLAGb7afde71d [2019-11-26 16:51:26,850 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcd6dac24/b1dc0bdb62334ba3ba8d47d4e64cc22b [2019-11-26 16:51:26,858 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:26,864 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:26,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:26,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:26,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:26,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:26" (1/1) ... [2019-11-26 16:51:26,883 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717ede78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:26, skipping insertion in model container [2019-11-26 16:51:26,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:26" (1/1) ... [2019-11-26 16:51:26,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:27,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:29,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:29,545 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:30,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:30,829 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:30,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30 WrapperNode [2019-11-26 16:51:30,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:30,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:30,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:30,836 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:30,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:30,964 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:31,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:31,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:31,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:31,427 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:31,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:31,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:31,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:31,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:31,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:31,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:31,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:31,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:31,979 INFO L168 Benchmark]: Toolchain (without parser) took 5115.30 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 812.8 MB in the end (delta: 137.5 MB). Peak memory consumption was 137.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:31,980 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:51:31,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3969.22 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 882.0 MB in the end (delta: 68.2 MB). Peak memory consumption was 68.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:31,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 588.43 ms. Allocated memory is still 1.0 GB. Free memory was 882.0 MB in the beginning and 841.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:31,992 INFO L168 Benchmark]: Boogie Preprocessor took 546.07 ms. Allocated memory is still 1.0 GB. Free memory was 841.9 MB in the beginning and 812.8 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:32,000 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 3969.22 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 882.0 MB in the end (delta: 68.2 MB). Peak memory consumption was 68.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 588.43 ms. Allocated memory is still 1.0 GB. Free memory was 882.0 MB in the beginning and 841.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 546.07 ms. Allocated memory is still 1.0 GB. Free memory was 841.9 MB in the beginning and 812.8 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:35,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:35,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:36,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:36,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:36,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:36,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:36,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:36,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:36,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:36,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:36,051 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:36,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:36,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:36,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:36,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:36,066 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:36,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:36,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:36,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:36,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:36,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:36,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:36,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:36,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:36,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:36,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:36,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:36,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:36,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:36,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:36,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:36,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:36,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:36,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:36,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:36,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:36,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:36,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:36,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:36,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:36,138 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:36,195 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:36,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:36,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:36,206 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:36,206 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:36,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:36,207 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:36,207 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:36,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:36,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:36,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:36,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:36,212 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:36,212 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:36,212 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:36,213 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:36,213 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:36,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:36,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:36,217 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:36,217 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:36,217 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:36,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:36,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:36,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:36,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:36,219 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:36,222 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:36,223 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:36,223 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:36,225 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 -> ec02f45b218079825bc70b0c3a15ef46b3f21246 [2019-11-26 16:51:36,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:36,809 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:36,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:36,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:36,823 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:36,825 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label41.c [2019-11-26 16:51:37,001 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/439734f52/5fb0d32eb3734e8ea1198cd0a11d8a09/FLAGf42814c24 [2019-11-26 16:51:38,586 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:38,589 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label41.c [2019-11-26 16:51:38,653 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/439734f52/5fb0d32eb3734e8ea1198cd0a11d8a09/FLAGf42814c24 [2019-11-26 16:51:38,693 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/439734f52/5fb0d32eb3734e8ea1198cd0a11d8a09 [2019-11-26 16:51:38,703 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:38,705 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:38,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:38,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:38,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:38,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:38,731 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 26.11 04:51:38, skipping insertion in model container [2019-11-26 16:51:38,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:38,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:38,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:41,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:41,669 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:42,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:42,949 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:42,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:42 WrapperNode [2019-11-26 16:51:42,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:42,953 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:42,954 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:42,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:42,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:42" (1/1) ... [2019-11-26 16:51:43,075 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:42" (1/1) ... [2019-11-26 16:51:43,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:43,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:43,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:43,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:43,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:42" (1/1) ... [2019-11-26 16:51:43,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:42" (1/1) ... [2019-11-26 16:51:43,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:42" (1/1) ... [2019-11-26 16:51:43,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:42" (1/1) ... [2019-11-26 16:51:43,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:42" (1/1) ... [2019-11-26 16:51:43,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:42" (1/1) ... [2019-11-26 16:51:43,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:42" (1/1) ... [2019-11-26 16:51:43,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:43,743 INFO L168 Benchmark]: Toolchain (without parser) took 5032.81 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 798.8 MB in the end (delta: 151.4 MB). Peak memory consumption was 151.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:43,744 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:51:43,747 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4242.30 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 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:43,749 INFO L168 Benchmark]: Boogie Procedure Inliner took 399.86 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.0 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:43,754 INFO L168 Benchmark]: Boogie Preprocessor took 381.13 ms. Allocated memory is still 1.0 GB. Free memory was 816.0 MB in the beginning and 798.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:43,763 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 4242.30 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 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 399.86 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.0 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 381.13 ms. Allocated memory is still 1.0 GB. Free memory was 816.0 MB in the beginning and 798.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...