./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label38.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_label38.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 5d9bfdaf23db32516d1ccf8929c6af5e4a9d3bd0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_label38.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 5d9bfdaf23db32516d1ccf8929c6af5e4a9d3bd0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:35,210 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:35,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:35,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:35,245 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:35,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:35,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:35,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:35,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:35,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:35,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:35,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:35,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:35,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:35,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:35,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:35,312 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:35,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:35,321 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:35,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:35,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:35,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:35,345 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:35,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:35,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:35,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:35,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:35,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:35,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:35,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:35,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:35,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:35,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:35,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:35,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:35,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:35,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:35,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:35,383 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:35,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:35,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:35,388 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:35,431 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:35,432 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:35,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:35,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:35,438 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:35,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:35,441 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:35,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:35,442 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:35,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:35,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:35,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:35,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:35,446 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:35,447 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:35,447 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:35,448 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:35,451 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:35,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:35,452 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:35,452 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:35,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:35,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:35,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:35,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:35,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:35,454 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:35,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:35,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:35,456 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 -> 5d9bfdaf23db32516d1ccf8929c6af5e4a9d3bd0 [2019-11-24 20:39:36,072 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:36,107 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:36,114 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:36,120 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:36,121 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:36,122 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label38.c [2019-11-24 20:39:36,280 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b3649cf8/3e40c95307e0483f9fd2fa90f8b30e45/FLAG5236762fc [2019-11-24 20:39:37,549 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:37,558 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label38.c [2019-11-24 20:39:37,584 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b3649cf8/3e40c95307e0483f9fd2fa90f8b30e45/FLAG5236762fc [2019-11-24 20:39:37,625 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b3649cf8/3e40c95307e0483f9fd2fa90f8b30e45 [2019-11-24 20:39:37,635 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:37,637 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:37,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:37,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:37,653 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:37,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:37" (1/1) ... [2019-11-24 20:39:37,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:37, skipping insertion in model container [2019-11-24 20:39:37,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:37" (1/1) ... [2019-11-24 20:39:37,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:37,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:38,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:38,910 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:39,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:39,278 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:39,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39 WrapperNode [2019-11-24 20:39:39,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:39,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:39,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:39,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:39,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:39,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:39,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:39,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:39,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,677 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:39,758 INFO L168 Benchmark]: Toolchain (without parser) took 2114.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.3 MB in the end (delta: -5.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:39,762 INFO L168 Benchmark]: CDTParser took 0.99 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:39,764 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1640.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:39,772 INFO L168 Benchmark]: Boogie Procedure Inliner took 253.06 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:39,773 INFO L168 Benchmark]: Boogie Preprocessor took 210.76 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:39,787 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99 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 1640.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 253.06 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 210.76 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:43,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:43,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:43,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:43,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:43,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:43,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:43,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:43,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:43,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:43,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:43,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:43,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:43,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:43,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:43,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:43,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:43,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:43,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:43,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:43,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:43,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:43,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:43,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:43,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:43,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:43,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:43,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:43,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:43,818 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:43,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:43,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:43,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:43,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:43,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:43,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:43,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:43,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:43,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:43,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:43,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:43,839 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:43,877 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:43,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:43,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:43,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:43,885 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:43,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:43,886 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:43,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:43,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:43,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:43,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:43,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:43,893 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:43,893 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:43,894 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:43,894 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:43,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:43,895 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:43,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:43,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:43,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:43,896 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:43,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:43,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:43,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:43,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:43,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:43,899 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:43,900 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:43,901 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:43,902 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:43,902 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 -> 5d9bfdaf23db32516d1ccf8929c6af5e4a9d3bd0 [2019-11-24 20:39:44,462 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:44,493 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:44,500 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:44,504 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:44,509 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:44,510 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label38.c [2019-11-24 20:39:44,652 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb8d1dae/3182a7c883614a6185d8a7441a15ef09/FLAGd1f901587 [2019-11-24 20:39:45,950 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:45,954 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label38.c [2019-11-24 20:39:45,983 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb8d1dae/3182a7c883614a6185d8a7441a15ef09/FLAGd1f901587 [2019-11-24 20:39:46,022 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb8d1dae/3182a7c883614a6185d8a7441a15ef09 [2019-11-24 20:39:46,030 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:46,035 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:46,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:46,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:46,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:46,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:46" (1/1) ... [2019-11-24 20:39:46,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:46, skipping insertion in model container [2019-11-24 20:39:46,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:46" (1/1) ... [2019-11-24 20:39:46,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:46,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:47,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:47,323 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:47,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:47,644 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:47,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47 WrapperNode [2019-11-24 20:39:47,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:47,649 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:47,649 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:47,651 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:47,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,858 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:47,859 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:47,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:47,859 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:47,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:48,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:48,027 INFO L168 Benchmark]: Toolchain (without parser) took 1984.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:48,029 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:48,030 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1607.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:48,032 INFO L168 Benchmark]: Boogie Procedure Inliner took 209.56 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:48,035 INFO L168 Benchmark]: Boogie Preprocessor took 157.15 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:48,045 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1607.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 209.56 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 157.15 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...