./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label56.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label56.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 0ee778e7878bd361e43766b511689dc208365045 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label56.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 0ee778e7878bd361e43766b511689dc208365045 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:59,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:59,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:59,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:59,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:59,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:59,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:59,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:59,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:59,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:59,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:59,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:59,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:59,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:59,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:59,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:59,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:59,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:59,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:59,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:59,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:59,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:59,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:59,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:59,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:59,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:59,465 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:59,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:59,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:59,473 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:59,473 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:59,474 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:59,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:59,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:59,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:59,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:59,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:59,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:59,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:59,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:59,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:59,492 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:59,535 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:59,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:59,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:59,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:59,541 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:59,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:59,542 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:59,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:59,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:59,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:59,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:59,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:59,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:59,549 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:59,549 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:59,549 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:59,550 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:59,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:59,551 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:59,555 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:59,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:59,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:59,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:59,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:59,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:59,557 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:59,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:59,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:59,557 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 -> 0ee778e7878bd361e43766b511689dc208365045 [2019-11-27 09:38:00,182 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:00,210 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:00,216 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:00,220 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:00,225 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:00,226 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label56.c [2019-11-27 09:38:00,381 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aad793bfc/4f186147e9664760b4315b5bc61fd68e/FLAGd26795e68 [2019-11-27 09:38:01,913 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:01,917 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label56.c [2019-11-27 09:38:01,969 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aad793bfc/4f186147e9664760b4315b5bc61fd68e/FLAGd26795e68 [2019-11-27 09:38:02,009 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aad793bfc/4f186147e9664760b4315b5bc61fd68e [2019-11-27 09:38:02,017 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:02,020 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:02,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:02,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:02,033 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:02,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:02" (1/1) ... [2019-11-27 09:38:02,043 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 27.11 09:38:02, skipping insertion in model container [2019-11-27 09:38:02,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:02" (1/1) ... [2019-11-27 09:38:02,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:02,270 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:04,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:04,347 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:05,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:05,352 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:05,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05 WrapperNode [2019-11-27 09:38:05,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:05,359 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:05,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:05,360 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:05,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:05,480 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:06,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:06,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:06,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:06,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:06,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:06,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:06,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:06,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:06,512 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:06,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:06,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:06,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:06,790 INFO L168 Benchmark]: Toolchain (without parser) took 4766.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 781.3 MB in the end (delta: 180.3 MB). Peak memory consumption was 180.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:06,792 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-27 09:38:06,795 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3333.55 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 873.8 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:06,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 771.69 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:06,803 INFO L168 Benchmark]: Boogie Preprocessor took 648.58 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.3 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:06,815 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 3333.55 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 873.8 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 771.69 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 648.58 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.3 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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-da95e15 [2019-11-27 09:38:10,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:10,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:10,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:10,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:10,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:10,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:10,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:10,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:10,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:10,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:10,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:10,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:10,874 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:10,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:10,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:10,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:10,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:10,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:10,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:10,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:10,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:10,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:10,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:10,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:10,934 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:10,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:10,936 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:10,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:10,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:10,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:10,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:10,945 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:10,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:10,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:10,952 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:10,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:10,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:10,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:10,957 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:10,961 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:10,962 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:11,001 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:11,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:11,007 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:11,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:11,008 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:11,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:11,011 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:11,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:11,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:11,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:11,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:11,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:11,014 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:11,016 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:11,016 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:11,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:11,017 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:11,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:11,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:11,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:11,019 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:11,021 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:11,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:11,021 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:11,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:11,024 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:11,024 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:11,024 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:11,025 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:11,025 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:11,026 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 -> 0ee778e7878bd361e43766b511689dc208365045 [2019-11-27 09:38:11,622 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:11,649 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:11,659 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:11,662 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:11,663 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:11,666 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label56.c [2019-11-27 09:38:11,824 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/465b119d3/2a53388a4a4f4475ace10b4ab2720a6e/FLAGf7dc2123a [2019-11-27 09:38:13,304 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:13,308 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label56.c [2019-11-27 09:38:13,374 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/465b119d3/2a53388a4a4f4475ace10b4ab2720a6e/FLAGf7dc2123a [2019-11-27 09:38:13,413 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/465b119d3/2a53388a4a4f4475ace10b4ab2720a6e [2019-11-27 09:38:13,425 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:13,428 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:13,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:13,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:13,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:13,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:13,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13, skipping insertion in model container [2019-11-27 09:38:13,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:13,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:13,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:16,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:16,095 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:17,160 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:17,212 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:17,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17 WrapperNode [2019-11-27 09:38:17,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:17,217 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:17,219 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:17,219 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:17,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:17,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:17,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:17,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:17,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:17,662 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:17,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:17,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:17,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:17,732 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:17,908 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:17,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:18,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:18,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:18,080 INFO L168 Benchmark]: Toolchain (without parser) took 4646.88 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 782.3 MB in the end (delta: 179.4 MB). Peak memory consumption was 179.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:18,081 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-27 09:38:18,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3782.33 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 822.4 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:18,086 INFO L168 Benchmark]: Boogie Procedure Inliner took 443.73 ms. Allocated memory is still 1.0 GB. Free memory was 822.4 MB in the beginning and 805.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:18,090 INFO L168 Benchmark]: Boogie Preprocessor took 411.51 ms. Allocated memory is still 1.0 GB. Free memory was 805.2 MB in the beginning and 782.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:18,100 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 3782.33 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 822.4 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 443.73 ms. Allocated memory is still 1.0 GB. Free memory was 822.4 MB in the beginning and 805.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 411.51 ms. Allocated memory is still 1.0 GB. Free memory was 805.2 MB in the beginning and 782.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...