./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label27.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/Problem17_label27.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 78eabd2ee150c25691f9a7d531597623c7c366a6 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label27.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 78eabd2ee150c25691f9a7d531597623c7c366a6 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:21,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:21,231 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:21,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:21,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:21,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:21,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:21,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:21,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:21,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:21,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:21,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:21,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:21,294 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:21,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:21,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:21,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:21,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:21,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:21,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:21,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:21,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:21,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:21,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:21,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:21,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:21,332 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:21,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:21,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:21,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:21,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:21,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:21,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:21,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:21,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:21,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:21,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:21,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:21,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:21,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:21,351 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:21,351 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:21,378 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:21,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:21,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:21,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:21,384 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:21,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:21,385 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:21,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:21,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:21,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:21,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:21,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:21,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:21,389 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:21,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:21,390 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:21,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:21,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:21,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:21,391 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:21,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:21,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:21,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:21,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:21,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:21,394 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:21,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:21,394 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:21,394 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 -> 78eabd2ee150c25691f9a7d531597623c7c366a6 [2019-11-26 16:50:21,796 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:21,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:21,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:21,824 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:21,825 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:21,828 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label27.c [2019-11-26 16:50:21,922 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/627aae56f/d85f612c880a41b8b0950c52a9839b6f/FLAG932b8dc06 [2019-11-26 16:50:22,936 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:22,938 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label27.c [2019-11-26 16:50:22,981 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/627aae56f/d85f612c880a41b8b0950c52a9839b6f/FLAG932b8dc06 [2019-11-26 16:50:23,451 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/627aae56f/d85f612c880a41b8b0950c52a9839b6f [2019-11-26 16:50:23,462 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:23,464 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:23,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:23,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:23,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:23,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:23" (1/1) ... [2019-11-26 16:50:23,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@212f942a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:23, skipping insertion in model container [2019-11-26 16:50:23,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:23" (1/1) ... [2019-11-26 16:50:23,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:23,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:25,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:25,098 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:25,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:25,787 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:25,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25 WrapperNode [2019-11-26 16:50:25,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:25,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:25,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:25,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:25,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:25,876 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:26,323 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:26,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:26,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:26,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:26,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:26,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:26,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:26,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:26,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:26,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:26,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:26,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:26,872 INFO L168 Benchmark]: Toolchain (without parser) took 3403.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 775.1 MB in the end (delta: 180.8 MB). Peak memory consumption was 180.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:26,873 INFO L168 Benchmark]: CDTParser took 0.35 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 16:50:26,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2325.86 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 866.8 MB in the end (delta: 83.4 MB). Peak memory consumption was 83.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:26,877 INFO L168 Benchmark]: Boogie Procedure Inliner took 534.76 ms. Allocated memory is still 1.0 GB. Free memory was 866.8 MB in the beginning and 809.5 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:26,881 INFO L168 Benchmark]: Boogie Preprocessor took 537.65 ms. Allocated memory is still 1.0 GB. Free memory was 809.5 MB in the beginning and 775.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:26,888 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 2325.86 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 866.8 MB in the end (delta: 83.4 MB). Peak memory consumption was 83.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 534.76 ms. Allocated memory is still 1.0 GB. Free memory was 866.8 MB in the beginning and 809.5 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 537.65 ms. Allocated memory is still 1.0 GB. Free memory was 809.5 MB in the beginning and 775.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:29,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:29,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:29,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:29,610 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:29,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:29,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:29,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:29,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:29,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:29,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:29,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:29,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:29,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:29,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:29,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:29,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:29,660 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:29,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:29,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:29,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:29,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:29,682 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:29,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:29,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:29,693 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:29,693 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:29,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:29,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:29,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:29,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:29,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:29,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:29,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:29,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:29,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:29,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:29,707 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:29,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:29,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:29,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:29,712 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:29,738 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:29,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:29,743 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:29,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:29,744 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:29,744 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:29,745 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:29,745 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:29,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:29,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:29,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:29,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:29,749 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:29,750 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:29,750 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:29,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:29,750 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:29,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:29,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:29,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:29,751 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:29,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:29,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:29,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:29,753 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:29,753 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:29,754 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:29,755 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:29,755 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:29,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:29,756 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 -> 78eabd2ee150c25691f9a7d531597623c7c366a6 [2019-11-26 16:50:30,126 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:30,146 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:30,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:30,154 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:30,155 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:30,158 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label27.c [2019-11-26 16:50:30,261 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b28d3706/cb790e7326f24f8ebf02d1d03afea762/FLAGba7dc7f5a [2019-11-26 16:50:31,271 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:31,274 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label27.c [2019-11-26 16:50:31,316 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b28d3706/cb790e7326f24f8ebf02d1d03afea762/FLAGba7dc7f5a [2019-11-26 16:50:31,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b28d3706/cb790e7326f24f8ebf02d1d03afea762 [2019-11-26 16:50:31,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:31,785 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:31,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:31,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:31,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:31,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:31" (1/1) ... [2019-11-26 16:50:31,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:31, skipping insertion in model container [2019-11-26 16:50:31,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:31" (1/1) ... [2019-11-26 16:50:31,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:31,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:33,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:33,644 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:34,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:34,448 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:34,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:34 WrapperNode [2019-11-26 16:50:34,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:34,452 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:34,452 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:34,452 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:34,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:34" (1/1) ... [2019-11-26 16:50:34,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:34" (1/1) ... [2019-11-26 16:50:34,745 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:34,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:34,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:34,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:34,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:34" (1/1) ... [2019-11-26 16:50:34,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:34" (1/1) ... [2019-11-26 16:50:34,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:34" (1/1) ... [2019-11-26 16:50:34,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:34" (1/1) ... [2019-11-26 16:50:34,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:34" (1/1) ... [2019-11-26 16:50:34,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:34" (1/1) ... [2019-11-26 16:50:34,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:34" (1/1) ... [2019-11-26 16:50:35,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:35,027 INFO L168 Benchmark]: Toolchain (without parser) took 3238.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:35,027 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:50:35,031 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2662.51 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 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:35,032 INFO L168 Benchmark]: Boogie Procedure Inliner took 295.74 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:35,034 INFO L168 Benchmark]: Boogie Preprocessor took 273.05 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:35,042 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2662.51 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 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 295.74 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 273.05 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...