./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label02.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/Problem16_label02.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 784036b69fc3e8c96e4732469dbf39bcd49f760a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem16_label02.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 784036b69fc3e8c96e4732469dbf39bcd49f760a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:36:38,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:38,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:38,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:38,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:38,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:38,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:38,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:38,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:38,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:38,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:38,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:38,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:38,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:38,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:38,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:38,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:38,413 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:38,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:38,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:38,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:38,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:38,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:38,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:38,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:38,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:38,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:38,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:38,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:38,465 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:38,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:38,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:38,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:38,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:38,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:38,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:38,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:38,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:38,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:38,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:38,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:38,486 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:38,524 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:38,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:38,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:38,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:38,533 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:38,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:38,534 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:38,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:38,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:38,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:38,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:38,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:38,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:38,537 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:38,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:38,540 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:38,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:38,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:38,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:38,543 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:38,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:38,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:38,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:38,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:38,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:38,546 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:38,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:38,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:38,547 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 -> 784036b69fc3e8c96e4732469dbf39bcd49f760a [2019-11-27 09:36:39,081 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:39,106 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:39,113 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:39,116 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:39,118 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:39,121 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2019-11-27 09:36:39,285 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74abecfa2/a5879aef61bd44078f1d3b8bc15b2218/FLAG26080d70f [2019-11-27 09:36:40,725 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:40,730 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2019-11-27 09:36:40,771 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74abecfa2/a5879aef61bd44078f1d3b8bc15b2218/FLAG26080d70f [2019-11-27 09:36:41,100 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74abecfa2/a5879aef61bd44078f1d3b8bc15b2218 [2019-11-27 09:36:41,106 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:41,108 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:41,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:41,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:41,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:41,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:41" (1/1) ... [2019-11-27 09:36:41,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5577c5e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:41, skipping insertion in model container [2019-11-27 09:36:41,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:41" (1/1) ... [2019-11-27 09:36:41,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:41,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:43,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:43,041 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:44,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:44,052 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:44,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44 WrapperNode [2019-11-27 09:36:44,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:44,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:44,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:44,057 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:44,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,147 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:44,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:44,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:44,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:44,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:44,791 INFO L168 Benchmark]: Toolchain (without parser) took 3677.97 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 892.3 MB in the end (delta: 65.1 MB). Peak memory consumption was 65.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:44,794 INFO L168 Benchmark]: CDTParser took 0.40 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 09:36:44,796 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2936.70 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 932.6 MB in the end (delta: 24.8 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:44,802 INFO L168 Benchmark]: Boogie Procedure Inliner took 350.99 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:44,805 INFO L168 Benchmark]: Boogie Preprocessor took 374.62 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.3 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:44,816 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2936.70 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 932.6 MB in the end (delta: 24.8 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 350.99 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 374.62 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.3 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 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 09:36:48,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:48,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:48,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:48,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:48,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:48,868 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:48,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:48,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:48,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:48,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:48,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:48,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:48,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:48,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:48,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:48,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:48,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:48,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:48,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:48,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:48,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:48,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:48,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:48,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:48,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:48,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:48,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:48,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:48,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:48,983 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:48,984 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:48,985 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:48,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:48,994 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:48,994 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:48,995 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:48,996 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:48,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:48,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:49,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:49,004 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:49,044 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:49,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:49,050 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:49,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:49,054 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:49,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:49,055 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:49,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:49,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:49,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:49,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:49,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:49,058 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:49,060 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:49,060 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:49,061 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:49,061 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:49,061 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:49,062 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:49,063 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:49,063 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:49,063 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:49,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:49,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:49,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:49,066 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:49,067 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:49,067 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:49,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:49,069 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:49,071 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 -> 784036b69fc3e8c96e4732469dbf39bcd49f760a [2019-11-27 09:36:49,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:49,724 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:49,734 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:49,737 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:49,739 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:49,743 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2019-11-27 09:36:49,900 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/646bf1e7f/fbb1384cc5c940fb896b6e01a7942c0d/FLAGe80b7d3e7 [2019-11-27 09:36:51,330 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:51,338 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2019-11-27 09:36:51,389 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/646bf1e7f/fbb1384cc5c940fb896b6e01a7942c0d/FLAGe80b7d3e7 [2019-11-27 09:36:51,428 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/646bf1e7f/fbb1384cc5c940fb896b6e01a7942c0d [2019-11-27 09:36:51,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:51,444 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:51,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:51,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:51,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:51,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:51,468 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 09:36:51, skipping insertion in model container [2019-11-27 09:36:51,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:51,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:51,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:53,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:53,362 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:54,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:54,051 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:54,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54 WrapperNode [2019-11-27 09:36:54,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:54,058 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:54,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:54,061 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:54,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:54,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:54,394 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:54,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:54,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:54,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:54,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:54,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:54,456 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:54,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:54,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:54,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:54,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:54,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:54,685 INFO L168 Benchmark]: Toolchain (without parser) took 3234.49 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 892.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:54,686 INFO L168 Benchmark]: CDTParser took 0.54 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 09:36:54,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2609.34 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 915.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:54,691 INFO L168 Benchmark]: Boogie Procedure Inliner took 336.48 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:54,696 INFO L168 Benchmark]: Boogie Preprocessor took 281.14 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:54,706 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 2609.34 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 915.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 336.48 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 281.14 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...