./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label07.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_label07.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 5762580e1d9ea68bdd0d0ac8180f0450682db5f2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label07.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 5762580e1d9ea68bdd0d0ac8180f0450682db5f2 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:35:11,489 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:11,491 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:11,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:11,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:11,520 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:11,536 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:11,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:11,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:11,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:11,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:11,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:11,573 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:11,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:11,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:11,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:11,587 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:11,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:11,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:11,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:11,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:11,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:11,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:11,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:11,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:11,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:11,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:11,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:11,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:11,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:11,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:11,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:11,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:11,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:11,654 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:11,655 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:11,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:11,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:11,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:11,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:11,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:11,667 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:11,703 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:11,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:11,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:11,711 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:11,712 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:11,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:11,714 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:11,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:11,715 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:11,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:11,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:11,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:11,719 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:11,720 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:11,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:11,720 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:11,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:11,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:11,722 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:11,725 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:11,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:11,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:11,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:11,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:11,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:11,727 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:11,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:11,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:11,730 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 -> 5762580e1d9ea68bdd0d0ac8180f0450682db5f2 [2019-11-26 16:35:12,363 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:12,392 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:12,402 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:12,404 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:12,407 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:12,409 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label07.c [2019-11-26 16:35:12,567 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cf894d41/b7b2ca4ebda44d88af3ff8529f37efbb/FLAGe395d0433 [2019-11-26 16:35:14,319 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:14,321 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label07.c [2019-11-26 16:35:14,409 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cf894d41/b7b2ca4ebda44d88af3ff8529f37efbb/FLAGe395d0433 [2019-11-26 16:35:14,448 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cf894d41/b7b2ca4ebda44d88af3ff8529f37efbb [2019-11-26 16:35:14,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:14,462 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:14,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:14,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:14,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:14,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:14" (1/1) ... [2019-11-26 16:35:14,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:14, skipping insertion in model container [2019-11-26 16:35:14,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:14" (1/1) ... [2019-11-26 16:35:14,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:14,837 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:17,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:17,826 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:19,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:19,257 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:19,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:19 WrapperNode [2019-11-26 16:35:19,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:19,264 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:19,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:19,268 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:19,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:19" (1/1) ... [2019-11-26 16:35:19,405 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:19" (1/1) ... [2019-11-26 16:35:19,873 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:19,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:19,878 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:19,878 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:19,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:19" (1/1) ... [2019-11-26 16:35:19,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:19" (1/1) ... [2019-11-26 16:35:19,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:19" (1/1) ... [2019-11-26 16:35:19,959 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:19" (1/1) ... [2019-11-26 16:35:20,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:19" (1/1) ... [2019-11-26 16:35:20,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:19" (1/1) ... [2019-11-26 16:35:20,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:19" (1/1) ... [2019-11-26 16:35:20,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:20,357 INFO L168 Benchmark]: Toolchain (without parser) took 5890.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 751.5 MB in the end (delta: 198.7 MB). Peak memory consumption was 198.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:20,358 INFO L168 Benchmark]: CDTParser took 3.15 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 16:35:20,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4800.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.4 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:20,364 INFO L168 Benchmark]: Boogie Procedure Inliner took 610.82 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:20,368 INFO L168 Benchmark]: Boogie Preprocessor took 473.54 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.5 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:20,378 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.15 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 4800.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.4 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 610.82 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 473.54 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.5 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 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 16:35:24,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:24,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:24,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:24,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:24,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:24,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:24,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:24,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:24,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:24,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:24,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:24,293 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:24,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:24,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:24,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:24,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:24,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:24,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:24,323 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:24,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:24,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:24,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:24,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:24,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:24,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:24,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:24,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:24,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:24,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:24,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:24,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:24,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:24,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:24,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:24,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:24,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:24,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:24,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:24,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:24,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:24,384 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:24,420 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:24,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:24,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:24,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:24,430 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:24,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:24,430 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:24,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:24,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:24,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:24,433 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:24,435 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:24,435 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:24,436 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:24,436 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:24,436 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:24,436 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:24,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:24,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:24,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:24,439 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:24,441 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:24,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:24,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:24,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:24,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:24,442 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:24,443 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:24,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:24,444 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:24,445 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 -> 5762580e1d9ea68bdd0d0ac8180f0450682db5f2 [2019-11-26 16:35:25,029 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:25,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:25,069 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:25,074 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:25,074 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:25,079 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label07.c [2019-11-26 16:35:25,233 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69d940e94/b3845b36d7c642edabe7a750ee083ba3/FLAG6de6c1eee [2019-11-26 16:35:26,996 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:26,997 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label07.c [2019-11-26 16:35:27,075 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69d940e94/b3845b36d7c642edabe7a750ee083ba3/FLAG6de6c1eee [2019-11-26 16:35:27,110 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69d940e94/b3845b36d7c642edabe7a750ee083ba3 [2019-11-26 16:35:27,121 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:27,124 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:27,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:27,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:27,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:27,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:27,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:27, skipping insertion in model container [2019-11-26 16:35:27,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:27" (1/1) ... [2019-11-26 16:35:27,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:27,501 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:30,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:30,596 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:32,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:32,206 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:32,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:32 WrapperNode [2019-11-26 16:35:32,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:32,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:32,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:32,213 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:32,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:32" (1/1) ... [2019-11-26 16:35:32,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:32" (1/1) ... [2019-11-26 16:35:32,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:32,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:32,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:32,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:32,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:32" (1/1) ... [2019-11-26 16:35:32,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:32" (1/1) ... [2019-11-26 16:35:32,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:32" (1/1) ... [2019-11-26 16:35:32,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:32" (1/1) ... [2019-11-26 16:35:33,111 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:32" (1/1) ... [2019-11-26 16:35:33,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:32" (1/1) ... [2019-11-26 16:35:33,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:32" (1/1) ... [2019-11-26 16:35:33,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:33,298 INFO L168 Benchmark]: Toolchain (without parser) took 6168.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 734.6 MB in the end (delta: 215.7 MB). Peak memory consumption was 215.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:33,299 INFO L168 Benchmark]: CDTParser took 0.37 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 16:35:33,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5083.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.6 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:33,304 INFO L168 Benchmark]: Boogie Procedure Inliner took 578.72 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:33,309 INFO L168 Benchmark]: Boogie Preprocessor took 498.53 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:33,319 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 5083.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.6 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 578.72 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 498.53 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.6 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...