./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label31.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/Problem13_label31.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 272aa2c58201c5ead7a088bdd254c9e3cd09869f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label31.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 272aa2c58201c5ead7a088bdd254c9e3cd09869f .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:47:36,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:36,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:36,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:36,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:36,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:36,923 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:36,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:36,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:36,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:36,953 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:36,960 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:36,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:36,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:36,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:36,975 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:36,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:36,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:36,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:36,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:37,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:37,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:37,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:37,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:37,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:37,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:37,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:37,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:37,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:37,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:37,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:37,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:37,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:37,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:37,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:37,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:37,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:37,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:37,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:37,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:37,057 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:37,059 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:47:37,100 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:37,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:37,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:37,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:37,107 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:37,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:37,109 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:37,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:47:37,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:37,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:37,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:37,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:37,115 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:37,116 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:37,116 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:37,116 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:37,117 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:37,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:37,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:37,120 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:37,120 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:37,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:37,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:37,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:37,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:37,122 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:47:37,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:47:37,122 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:37,125 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 -> 272aa2c58201c5ead7a088bdd254c9e3cd09869f [2019-11-26 16:47:37,642 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:37,670 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:37,679 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:37,681 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:37,683 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:37,684 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label31.c [2019-11-26 16:47:37,840 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b4f70731/d1a2c28a3adf41768d1090af769963b5/FLAGf3ad71aa3 [2019-11-26 16:47:39,499 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:39,504 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label31.c [2019-11-26 16:47:39,596 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b4f70731/d1a2c28a3adf41768d1090af769963b5/FLAGf3ad71aa3 [2019-11-26 16:47:39,633 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b4f70731/d1a2c28a3adf41768d1090af769963b5 [2019-11-26 16:47:39,641 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:39,647 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:39,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:39,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:39,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:39,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:39" (1/1) ... [2019-11-26 16:47:39,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:39, skipping insertion in model container [2019-11-26 16:47:39,672 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:39" (1/1) ... [2019-11-26 16:47:39,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:40,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:43,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:43,436 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:44,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:45,073 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:45,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45 WrapperNode [2019-11-26 16:47:45,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:45,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:45,081 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:45,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:45,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:45,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:46,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:46,461 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:46,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:46,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:46,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:46,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:46,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:46,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:47,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:47,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:47,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:47,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:47,582 INFO L168 Benchmark]: Toolchain (without parser) took 7928.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 815.9 MB in the end (delta: 128.6 MB). Peak memory consumption was 128.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:47,583 INFO L168 Benchmark]: CDTParser took 1.61 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 16:47:47,586 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5427.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:47,589 INFO L168 Benchmark]: Boogie Procedure Inliner took 1383.73 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 882.8 MB in the end (delta: -97.5 MB). Peak memory consumption was 148.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:47,593 INFO L168 Benchmark]: Boogie Preprocessor took 1111.07 ms. Allocated memory is still 1.0 GB. Free memory was 882.8 MB in the beginning and 815.9 MB in the end (delta: 66.9 MB). Peak memory consumption was 66.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:47,606 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.61 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 5427.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1383.73 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 882.8 MB in the end (delta: -97.5 MB). Peak memory consumption was 148.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1111.07 ms. Allocated memory is still 1.0 GB. Free memory was 882.8 MB in the beginning and 815.9 MB in the end (delta: 66.9 MB). Peak memory consumption was 66.9 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 16:47:51,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:51,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:51,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:51,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:51,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:51,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:51,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:51,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:51,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:51,456 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:51,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:51,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:51,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:51,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:51,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:51,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:51,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:51,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:51,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:51,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:51,520 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:51,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:51,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:51,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:51,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:51,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:51,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:51,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:51,548 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:51,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:51,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:51,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:51,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:51,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:51,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:51,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:51,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:51,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:51,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:51,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:51,573 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:51,615 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:51,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:51,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:51,625 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:51,625 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:51,626 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:51,626 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:51,628 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:51,628 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:51,628 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:51,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:51,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:51,630 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:51,633 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:51,634 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:51,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:51,634 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:51,634 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:51,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:51,635 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:51,635 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:51,638 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:51,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:51,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:51,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:51,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:51,640 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:51,643 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:51,643 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:51,643 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:51,645 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 -> 272aa2c58201c5ead7a088bdd254c9e3cd09869f [2019-11-26 16:47:52,223 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:52,253 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:52,261 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:52,268 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:52,268 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:52,270 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label31.c [2019-11-26 16:47:52,438 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2a1f1034/ea8ddafb2a2e40909aa0cd05d93fcf47/FLAG18aa56fd3 [2019-11-26 16:47:54,128 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:54,129 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label31.c [2019-11-26 16:47:54,211 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2a1f1034/ea8ddafb2a2e40909aa0cd05d93fcf47/FLAG18aa56fd3 [2019-11-26 16:47:54,245 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2a1f1034/ea8ddafb2a2e40909aa0cd05d93fcf47 [2019-11-26 16:47:54,256 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:54,260 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:54,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:54,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:54,271 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:54,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:54" (1/1) ... [2019-11-26 16:47:54,281 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 26.11 04:47:54, skipping insertion in model container [2019-11-26 16:47:54,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:54" (1/1) ... [2019-11-26 16:47:54,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:54,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:58,356 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:58,372 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:59,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:00,050 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:00,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:00 WrapperNode [2019-11-26 16:48:00,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:00,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:00,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:00,061 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:00,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:00" (1/1) ... [2019-11-26 16:48:00,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:00" (1/1) ... [2019-11-26 16:48:00,913 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:00,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:00,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:00,920 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:00,941 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:00" (1/1) ... [2019-11-26 16:48:00,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:00" (1/1) ... [2019-11-26 16:48:01,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:00" (1/1) ... [2019-11-26 16:48:01,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:00" (1/1) ... [2019-11-26 16:48:01,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:00" (1/1) ... [2019-11-26 16:48:01,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:00" (1/1) ... [2019-11-26 16:48:01,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:00" (1/1) ... [2019-11-26 16:48:01,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:01,497 INFO L168 Benchmark]: Toolchain (without parser) took 7230.29 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 887.0 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:01,501 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:48:01,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5794.27 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 722.3 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:01,504 INFO L168 Benchmark]: Boogie Procedure Inliner took 856.62 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 920.4 MB in the end (delta: -198.1 MB). Peak memory consumption was 45.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:01,508 INFO L168 Benchmark]: Boogie Preprocessor took 570.81 ms. Allocated memory is still 1.0 GB. Free memory was 920.4 MB in the beginning and 887.0 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:01,518 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 5794.27 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 722.3 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 856.62 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 920.4 MB in the end (delta: -198.1 MB). Peak memory consumption was 45.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 570.81 ms. Allocated memory is still 1.0 GB. Free memory was 920.4 MB in the beginning and 887.0 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...