./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label36.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label36.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 3ae465ed16625d50789d96cfbd32c0d97a830456 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label36.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 3ae465ed16625d50789d96cfbd32c0d97a830456 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:59:32,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:32,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:32,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:32,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:32,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:32,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:32,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:32,502 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:32,508 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:32,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:32,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:32,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:32,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:32,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:32,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:32,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:32,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:32,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:32,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:32,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:32,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:32,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:32,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:32,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:32,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:32,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:32,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:32,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:32,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:32,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:32,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:32,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:32,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:32,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:32,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:32,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:32,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:32,567 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:32,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:32,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:32,571 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:32,599 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:32,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:32,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:32,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:32,603 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:32,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:32,605 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:32,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:32,605 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:32,605 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:32,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:32,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:32,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:32,608 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:32,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:32,608 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:32,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:32,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:32,611 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:32,611 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:32,611 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:32,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:32,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:32,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:32,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:32,612 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:32,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:32,614 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:32,614 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 -> 3ae465ed16625d50789d96cfbd32c0d97a830456 [2019-11-27 15:59:33,087 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:33,104 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:33,112 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:33,113 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:33,113 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:33,116 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label36.c [2019-11-27 15:59:33,220 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2007117c/bfcf0041a14a47d793909eb8790caff5/FLAGe55e0e115 [2019-11-27 15:59:34,270 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:34,272 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label36.c [2019-11-27 15:59:34,309 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2007117c/bfcf0041a14a47d793909eb8790caff5/FLAGe55e0e115 [2019-11-27 15:59:34,735 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2007117c/bfcf0041a14a47d793909eb8790caff5 [2019-11-27 15:59:34,741 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:34,744 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:34,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:34,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:34,754 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:34,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:34" (1/1) ... [2019-11-27 15:59:34,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1598be78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:34, skipping insertion in model container [2019-11-27 15:59:34,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:34" (1/1) ... [2019-11-27 15:59:34,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:34,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:36,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:36,340 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:36,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:36,942 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:36,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:36 WrapperNode [2019-11-27 15:59:36,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:36,950 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:36,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:36,951 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:36,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:36" (1/1) ... [2019-11-27 15:59:37,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:36" (1/1) ... [2019-11-27 15:59:37,446 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:37,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:37,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:37,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:37,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:36" (1/1) ... [2019-11-27 15:59:37,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:36" (1/1) ... [2019-11-27 15:59:37,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:36" (1/1) ... [2019-11-27 15:59:37,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:36" (1/1) ... [2019-11-27 15:59:37,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:36" (1/1) ... [2019-11-27 15:59:37,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:36" (1/1) ... [2019-11-27 15:59:37,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:36" (1/1) ... [2019-11-27 15:59:37,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:37,929 INFO L168 Benchmark]: Toolchain (without parser) took 3181.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 782.2 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:37,932 INFO L168 Benchmark]: CDTParser took 0.28 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. [2019-11-27 15:59:37,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2199.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 873.9 MB in the end (delta: 77.7 MB). Peak memory consumption was 77.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:37,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 500.60 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.8 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:37,938 INFO L168 Benchmark]: Boogie Preprocessor took 471.32 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 782.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:37,947 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 2199.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 873.9 MB in the end (delta: 77.7 MB). Peak memory consumption was 77.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 500.60 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.8 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 471.32 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 782.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:59:40,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:40,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:40,642 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:40,643 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:40,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:40,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:40,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:40,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:40,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:40,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:40,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:40,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:40,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:40,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:40,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:40,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:40,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:40,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:40,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:40,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:40,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:40,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:40,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:40,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:40,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:40,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:40,728 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:40,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:40,730 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:40,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:40,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:40,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:40,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:40,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:40,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:40,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:40,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:40,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:40,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:40,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:40,747 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:40,774 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:40,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:40,780 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:40,780 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:40,780 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:40,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:40,781 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:40,781 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:40,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:40,782 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:40,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:40,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:40,784 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:40,784 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:40,785 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:40,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:40,787 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:40,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:40,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:40,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:40,788 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:40,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:40,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:40,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:40,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:40,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:40,790 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:40,790 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:40,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:40,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:40,791 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 -> 3ae465ed16625d50789d96cfbd32c0d97a830456 [2019-11-27 15:59:41,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:41,264 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:41,271 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:41,272 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:41,273 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:41,277 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label36.c [2019-11-27 15:59:41,381 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a071829c9/ba99e1cf36ab49d8989705b2c3bcc5ee/FLAG94d36df2d [2019-11-27 15:59:42,414 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:42,416 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label36.c [2019-11-27 15:59:42,468 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a071829c9/ba99e1cf36ab49d8989705b2c3bcc5ee/FLAG94d36df2d [2019-11-27 15:59:42,908 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a071829c9/ba99e1cf36ab49d8989705b2c3bcc5ee [2019-11-27 15:59:42,918 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:42,919 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:42,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:42,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:42,928 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:42,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:42" (1/1) ... [2019-11-27 15:59:42,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:42, skipping insertion in model container [2019-11-27 15:59:42,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:42" (1/1) ... [2019-11-27 15:59:42,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:43,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:44,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:44,746 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:45,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:45,546 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:45,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:45 WrapperNode [2019-11-27 15:59:45,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:45,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:45,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:45,555 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:45,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:45,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:45,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:45,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:45,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:45,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:45,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:45,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:45,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:45,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:45,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:46,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:46,050 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:46,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:46,084 INFO L168 Benchmark]: Toolchain (without parser) took 3160.75 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. [2019-11-27 15:59:46,084 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. [2019-11-27 15:59:46,088 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2629.00 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. [2019-11-27 15:59:46,089 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.19 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. [2019-11-27 15:59:46,091 INFO L168 Benchmark]: Boogie Preprocessor took 246.93 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. [2019-11-27 15:59:46,099 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 2629.00 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 276.19 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 246.93 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...