./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label36.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/Problem05_label36.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 5e15a23847da278171926bd1dfbbae522181b60c ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_label36.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 5e15a23847da278171926bd1dfbbae522181b60c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:36:41,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:41,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:41,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:41,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:41,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:41,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:41,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:41,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:41,290 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:41,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:41,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:41,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:41,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:41,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:41,309 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:41,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:41,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:41,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:41,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:41,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:41,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:41,357 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:41,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:41,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:41,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:41,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:41,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:41,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:41,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:41,376 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:41,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:41,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:41,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:41,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:41,389 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:41,390 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:41,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:41,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:41,395 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:41,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:41,400 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:36:41,440 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:41,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:41,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:41,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:41,450 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:41,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:41,451 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:41,451 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:36:41,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:41,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:41,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:41,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:41,457 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:41,457 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:41,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:41,458 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:41,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:41,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:41,459 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:41,459 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:41,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:41,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:41,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:41,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:41,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:41,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:36:41,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:36:41,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:41,464 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 -> 5e15a23847da278171926bd1dfbbae522181b60c [2019-11-26 16:36:42,031 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:42,063 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:42,070 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:42,074 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:42,077 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:42,078 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label36.c [2019-11-26 16:36:42,208 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d425af19/5fb07b03ac4747f498b0b88d167a250d/FLAG68cc31cb5 [2019-11-26 16:36:44,458 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:44,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label36.c [2019-11-26 16:36:44,620 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d425af19/5fb07b03ac4747f498b0b88d167a250d/FLAG68cc31cb5 [2019-11-26 16:36:44,901 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d425af19/5fb07b03ac4747f498b0b88d167a250d [2019-11-26 16:36:44,908 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:44,912 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:44,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:44,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:44,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:44,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:44" (1/1) ... [2019-11-26 16:36:44,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:44, skipping insertion in model container [2019-11-26 16:36:44,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:44" (1/1) ... [2019-11-26 16:36:44,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:45,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:50,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:50,508 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:53,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:53,549 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:53,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:53 WrapperNode [2019-11-26 16:36:53,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:53,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:53,559 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:53,560 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:53,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:53" (1/1) ... [2019-11-26 16:36:53,741 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:53" (1/1) ... [2019-11-26 16:36:54,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:54,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:54,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:54,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:54,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:53" (1/1) ... [2019-11-26 16:36:54,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:53" (1/1) ... [2019-11-26 16:36:54,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:53" (1/1) ... [2019-11-26 16:36:54,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:53" (1/1) ... [2019-11-26 16:36:54,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:53" (1/1) ... [2019-11-26 16:36:55,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:53" (1/1) ... [2019-11-26 16:36:55,123 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:53" (1/1) ... [2019-11-26 16:36:55,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:55,263 INFO L168 Benchmark]: Toolchain (without parser) took 10341.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 766.2 MB in the end (delta: 172.4 MB). Peak memory consumption was 172.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:55,266 INFO L168 Benchmark]: CDTParser took 0.28 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. [2019-11-26 16:36:55,269 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8637.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 899.4 MB in the end (delta: 39.2 MB). Peak memory consumption was 283.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:55,272 INFO L168 Benchmark]: Boogie Procedure Inliner took 877.10 ms. Allocated memory is still 1.0 GB. Free memory was 899.4 MB in the beginning and 819.2 MB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:55,277 INFO L168 Benchmark]: Boogie Preprocessor took 805.83 ms. Allocated memory is still 1.0 GB. Free memory was 819.2 MB in the beginning and 766.2 MB in the end (delta: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:55,286 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 8637.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 899.4 MB in the end (delta: 39.2 MB). Peak memory consumption was 283.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 877.10 ms. Allocated memory is still 1.0 GB. Free memory was 899.4 MB in the beginning and 819.2 MB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 805.83 ms. Allocated memory is still 1.0 GB. Free memory was 819.2 MB in the beginning and 766.2 MB in the end (delta: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:36:59,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:59,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:59,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:59,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:59,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:59,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:59,283 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:59,287 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:59,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:59,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:59,300 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:59,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:59,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:59,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:59,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:59,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:59,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:59,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:59,338 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:59,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:59,353 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:59,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:59,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:59,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:59,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:59,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:59,372 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:59,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:59,376 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:59,376 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:59,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:59,379 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:59,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:59,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:59,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:59,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:59,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:59,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:59,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:59,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:59,398 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:36:59,436 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:59,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:59,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:59,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:59,444 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:59,445 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:59,445 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:59,445 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:59,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:59,447 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:59,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:59,453 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:59,453 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:36:59,454 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:36:59,454 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:59,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:59,455 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:59,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:59,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:59,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:59,456 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:59,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:59,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:59,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:59,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:59,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:59,460 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:36:59,460 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:36:59,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:59,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:36:59,462 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 -> 5e15a23847da278171926bd1dfbbae522181b60c [2019-11-26 16:37:00,129 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:00,161 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:00,168 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:00,173 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:00,174 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:00,176 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label36.c [2019-11-26 16:37:00,336 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc0ee1db6/ea47eaf020d44258baa77fca94ee2eae/FLAGeaffa7d4f [2019-11-26 16:37:02,389 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:02,392 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label36.c [2019-11-26 16:37:02,513 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc0ee1db6/ea47eaf020d44258baa77fca94ee2eae/FLAGeaffa7d4f [2019-11-26 16:37:02,555 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc0ee1db6/ea47eaf020d44258baa77fca94ee2eae [2019-11-26 16:37:02,566 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:02,570 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:02,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:02,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:02,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:02,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:02" (1/1) ... [2019-11-26 16:37:02,597 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:02, skipping insertion in model container [2019-11-26 16:37:02,597 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:02" (1/1) ... [2019-11-26 16:37:02,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:03,164 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:08,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:08,563 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:11,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:11,609 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:11,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:11 WrapperNode [2019-11-26 16:37:11,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:11,615 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:11,615 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:11,615 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:11,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:11" (1/1) ... [2019-11-26 16:37:11,797 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:11" (1/1) ... [2019-11-26 16:37:12,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:12,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:12,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:12,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:12,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:11" (1/1) ... [2019-11-26 16:37:12,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:11" (1/1) ... [2019-11-26 16:37:12,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:11" (1/1) ... [2019-11-26 16:37:12,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:11" (1/1) ... [2019-11-26 16:37:13,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:11" (1/1) ... [2019-11-26 16:37:13,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:11" (1/1) ... [2019-11-26 16:37:13,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:11" (1/1) ... [2019-11-26 16:37:13,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:13,379 INFO L168 Benchmark]: Toolchain (without parser) took 10801.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 721.1 MB in the end (delta: 211.8 MB). Peak memory consumption was 211.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:13,380 INFO L168 Benchmark]: CDTParser took 0.30 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 16:37:13,382 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9039.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 853.7 MB in the end (delta: 79.2 MB). Peak memory consumption was 270.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:13,383 INFO L168 Benchmark]: Boogie Procedure Inliner took 792.28 ms. Allocated memory is still 1.0 GB. Free memory was 853.7 MB in the beginning and 777.7 MB in the end (delta: 76.0 MB). Peak memory consumption was 76.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:13,388 INFO L168 Benchmark]: Boogie Preprocessor took 960.31 ms. Allocated memory is still 1.0 GB. Free memory was 777.7 MB in the beginning and 721.1 MB in the end (delta: 56.6 MB). Peak memory consumption was 56.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:13,399 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 9039.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 853.7 MB in the end (delta: 79.2 MB). Peak memory consumption was 270.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 792.28 ms. Allocated memory is still 1.0 GB. Free memory was 853.7 MB in the beginning and 777.7 MB in the end (delta: 76.0 MB). Peak memory consumption was 76.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 960.31 ms. Allocated memory is still 1.0 GB. Free memory was 777.7 MB in the beginning and 721.1 MB in the end (delta: 56.6 MB). Peak memory consumption was 56.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...