./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label58.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/Problem04_label58.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 5f25d2e4b6683a7e5d3160baff31247799e897d6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem04_label58.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 5f25d2e4b6683a7e5d3160baff31247799e897d6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:35:58,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:58,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:58,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:58,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:58,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:58,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:58,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:58,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:58,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:58,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:58,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:58,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:58,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:58,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:58,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:58,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:58,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:58,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:58,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:58,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:58,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:58,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:58,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:58,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:58,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:58,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:58,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:58,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:58,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:58,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:58,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:58,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:58,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:58,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:58,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:58,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:58,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:58,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:58,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:58,467 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:58,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:58,497 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:58,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:58,501 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:58,501 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:58,501 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:58,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:58,502 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:58,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:58,503 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:58,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:58,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:58,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:58,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:58,506 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:58,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:58,507 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:58,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:58,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:58,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:58,508 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:58,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:58,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:58,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:58,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:58,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:58,511 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:58,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:58,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:58,511 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 -> 5f25d2e4b6683a7e5d3160baff31247799e897d6 [2019-11-26 16:35:58,966 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:58,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:58,993 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:58,996 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:58,996 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:58,997 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2019-11-26 16:35:59,102 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/371ee054c/d08d1185c2dd4c7ab662dbe1a7fab378/FLAG57ff2fdfd [2019-11-26 16:36:00,197 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:00,199 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2019-11-26 16:36:00,248 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/371ee054c/d08d1185c2dd4c7ab662dbe1a7fab378/FLAG57ff2fdfd [2019-11-26 16:36:00,622 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/371ee054c/d08d1185c2dd4c7ab662dbe1a7fab378 [2019-11-26 16:36:00,629 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:00,631 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:00,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:00,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:00,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:00,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:00" (1/1) ... [2019-11-26 16:36:00,649 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 26.11 04:36:00, skipping insertion in model container [2019-11-26 16:36:00,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:00" (1/1) ... [2019-11-26 16:36:00,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:00,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:02,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:02,780 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:03,778 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:03,831 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:03,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03 WrapperNode [2019-11-26 16:36:03,837 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:03,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:03,838 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:03,838 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:03,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:03,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:04,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:04,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:04,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:04,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:04,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:04,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:04,312 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:04,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:04,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:04,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:04,566 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:04,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:04,613 INFO L168 Benchmark]: Toolchain (without parser) took 3975.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 751.5 MB in the end (delta: 191.5 MB). Peak memory consumption was 191.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:04,614 INFO L168 Benchmark]: CDTParser took 2.46 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 16:36:04,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3202.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 814.5 MB in the end (delta: 128.5 MB). Peak memory consumption was 128.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:04,620 INFO L168 Benchmark]: Boogie Procedure Inliner took 420.85 ms. Allocated memory is still 1.0 GB. Free memory was 814.5 MB in the beginning and 780.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:04,623 INFO L168 Benchmark]: Boogie Preprocessor took 345.04 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:04,633 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.46 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 3202.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 814.5 MB in the end (delta: 128.5 MB). Peak memory consumption was 128.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 420.85 ms. Allocated memory is still 1.0 GB. Free memory was 814.5 MB in the beginning and 780.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 345.04 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 16:36:07,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:07,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:07,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:07,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:07,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:07,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:07,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:07,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:07,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:07,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:07,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:07,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:07,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:07,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:07,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:07,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:07,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:07,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:07,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:07,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:07,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:07,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:07,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:07,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:07,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:07,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:07,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:07,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:07,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:07,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:07,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:07,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:07,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:07,450 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:07,450 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:07,451 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:07,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:07,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:07,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:07,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:07,457 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:36:07,486 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:07,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:07,490 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:07,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:07,491 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:07,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:07,495 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:07,495 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:07,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:07,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:07,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:07,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:07,497 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:36:07,497 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:36:07,498 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:07,498 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:07,498 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:07,498 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:07,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:07,499 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:07,499 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:07,499 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:07,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:07,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:07,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:07,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:07,501 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:36:07,501 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:36:07,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:07,504 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:36:07,505 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 -> 5f25d2e4b6683a7e5d3160baff31247799e897d6 [2019-11-26 16:36:07,975 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:07,993 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:07,996 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:08,000 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:08,001 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:08,002 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2019-11-26 16:36:08,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05a76f87/c7e46d2d8fdd45aab8df8b4ab4fe2707/FLAGa899367fb [2019-11-26 16:36:09,259 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:09,260 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2019-11-26 16:36:09,325 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05a76f87/c7e46d2d8fdd45aab8df8b4ab4fe2707/FLAGa899367fb [2019-11-26 16:36:09,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05a76f87/c7e46d2d8fdd45aab8df8b4ab4fe2707 [2019-11-26 16:36:09,642 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:09,644 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:09,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:09,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:09,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:09,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:09,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65159f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09, skipping insertion in model container [2019-11-26 16:36:09,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:09,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:09,885 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:12,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:12,124 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:13,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:13,278 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:13,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13 WrapperNode [2019-11-26 16:36:13,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:13,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:13,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:13,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:13,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:13,372 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:13,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:13,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:13,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:13,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:13,675 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:13,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:13,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:13,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:13,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:13,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:14,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:14,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:14,075 INFO L168 Benchmark]: Toolchain (without parser) took 4426.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 728.7 MB in the end (delta: 220.1 MB). Peak memory consumption was 220.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:14,076 INFO L168 Benchmark]: CDTParser took 1.66 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 16:36:14,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3634.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 797.5 MB in the end (delta: 151.3 MB). Peak memory consumption was 151.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:14,079 INFO L168 Benchmark]: Boogie Procedure Inliner took 372.95 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:14,085 INFO L168 Benchmark]: Boogie Preprocessor took 409.78 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 728.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:14,096 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.66 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 3634.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 797.5 MB in the end (delta: 151.3 MB). Peak memory consumption was 151.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 372.95 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 409.78 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 728.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...