./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem15_label08.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 d9cc1dd0bb631e7337db73d708375fb42ff5290c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem15_label08.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 d9cc1dd0bb631e7337db73d708375fb42ff5290c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:44,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:44,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:44,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:44,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:44,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:44,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:44,326 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:44,330 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:44,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:44,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:44,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:44,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:44,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:44,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:44,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:44,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:44,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:44,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:44,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:44,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:44,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:44,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:44,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:44,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:44,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:44,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:44,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:44,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:44,419 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:44,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:44,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:44,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:44,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:44,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:44,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:44,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:44,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:44,436 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:44,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:44,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:44,443 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:44,481 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:44,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:44,490 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:44,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:44,492 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:44,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:44,495 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:44,495 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:44,495 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:44,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:44,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:44,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:44,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:44,500 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:44,501 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:44,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:44,501 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:44,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:44,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:44,502 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:44,505 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:44,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:44,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:44,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:44,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:44,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:44,507 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:44,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:44,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:44,510 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 -> d9cc1dd0bb631e7337db73d708375fb42ff5290c [2019-11-24 20:54:45,064 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:45,096 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:45,105 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:45,109 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:45,112 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:45,113 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label08.c [2019-11-24 20:54:45,284 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfb16b980/f23bb8ff6de14707a8a579e610723aa7/FLAG1300d5028 [2019-11-24 20:54:46,778 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:46,783 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label08.c [2019-11-24 20:54:46,830 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfb16b980/f23bb8ff6de14707a8a579e610723aa7/FLAG1300d5028 [2019-11-24 20:54:46,876 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfb16b980/f23bb8ff6de14707a8a579e610723aa7 [2019-11-24 20:54:46,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:46,896 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:46,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:46,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:46,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:46,918 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:46" (1/1) ... [2019-11-24 20:54:46,927 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 24.11 08:54:46, skipping insertion in model container [2019-11-24 20:54:46,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:46" (1/1) ... [2019-11-24 20:54:46,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:47,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:48,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:48,945 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:49,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:49,595 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:49,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49 WrapperNode [2019-11-24 20:54:49,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:49,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:49,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:49,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:49,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:49,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:50,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:50,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:50,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:50,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:50,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:50,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:50,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:50,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:50,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:50,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:50,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:49" (1/1) ... [2019-11-24 20:54:50,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:50,641 INFO L168 Benchmark]: Toolchain (without parser) took 3742.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.8 MB in the end (delta: 98.1 MB). Peak memory consumption was 98.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:50,642 INFO L168 Benchmark]: CDTParser took 0.88 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. [2019-11-24 20:54:50,645 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2696.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:50,649 INFO L168 Benchmark]: Boogie Procedure Inliner took 480.61 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:50,654 INFO L168 Benchmark]: Boogie Preprocessor took 548.80 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:50,665 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 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 2696.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 480.61 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 548.80 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:54,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:54,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:54,702 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:54,703 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:54,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:54,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:54,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:54,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:54,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:54,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:54,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:54,748 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:54,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:54,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:54,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:54,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:54,770 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:54,773 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:54,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:54,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:54,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:54,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:54,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:54,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:54,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:54,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:54,816 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:54,817 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:54,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:54,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:54,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:54,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:54,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:54,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:54,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:54,835 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:54,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:54,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:54,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:54,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:54,843 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:54:54,883 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:54,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:54,891 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:54,893 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:54,893 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:54,893 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:54,896 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:54,896 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:54,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:54,897 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:54,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:54,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:54,901 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:54,901 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:54:54,902 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:54:54,902 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:54,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:54,903 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:54,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:54,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:54,906 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:54,906 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:54,906 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:54,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:54,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:54,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:54,908 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:54,909 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:54:54,909 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:54:54,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:54,912 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:54:54,913 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 -> d9cc1dd0bb631e7337db73d708375fb42ff5290c [2019-11-24 20:54:55,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:55,510 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:55,519 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:55,521 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:55,526 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:55,527 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label08.c [2019-11-24 20:54:55,687 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fab976c89/6e9eee6baba8450a80e12d8cd956c5f2/FLAGed25afe12 [2019-11-24 20:54:57,214 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:57,217 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label08.c [2019-11-24 20:54:57,267 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fab976c89/6e9eee6baba8450a80e12d8cd956c5f2/FLAGed25afe12 [2019-11-24 20:54:57,317 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fab976c89/6e9eee6baba8450a80e12d8cd956c5f2 [2019-11-24 20:54:57,328 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:57,334 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:57,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:57,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:57,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:57,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:57" (1/1) ... [2019-11-24 20:54:57,360 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 24.11 08:54:57, skipping insertion in model container [2019-11-24 20:54:57,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:57" (1/1) ... [2019-11-24 20:54:57,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:57,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:59,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:59,653 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:00,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:00,548 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:00,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00 WrapperNode [2019-11-24 20:55:00,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:00,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:00,554 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:00,556 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:00,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:00,656 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:00,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:00,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:00,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:00,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:00,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:00,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:00,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:00,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:01,188 INFO L168 Benchmark]: Toolchain (without parser) took 3844.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.0 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:01,190 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-24 20:55:01,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3210.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:01,199 INFO L168 Benchmark]: Boogie Procedure Inliner took 328.40 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:01,204 INFO L168 Benchmark]: Boogie Preprocessor took 292.81 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:01,217 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 3210.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 328.40 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 292.81 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 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...