./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label14.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label14.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 a2d64942a526f3aca10ed71a7a855dc61a2b3d13 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label14.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 a2d64942a526f3aca10ed71a7a855dc61a2b3d13 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:57:51,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:51,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:51,487 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:51,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:51,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:51,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:51,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:51,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:51,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:51,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:51,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:51,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:51,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:51,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:51,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:51,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:51,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:51,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:51,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:51,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:51,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:51,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:51,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:51,603 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:51,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:51,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:51,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:51,611 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:51,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:51,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:51,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:51,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:51,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:51,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:51,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:51,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:51,628 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:51,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:51,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:51,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:51,636 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:51,678 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:51,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:51,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:51,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:51,690 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:51,691 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:51,691 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:51,691 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:51,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:51,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:51,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:51,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:51,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:51,699 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:51,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:51,699 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:51,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:51,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:51,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:51,701 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:51,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:51,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:51,704 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:51,704 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:51,704 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:51,705 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:51,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:51,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:51,708 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 -> a2d64942a526f3aca10ed71a7a855dc61a2b3d13 [2019-11-27 15:57:52,230 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:52,262 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:52,271 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:52,273 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:52,276 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:52,278 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label14.c [2019-11-27 15:57:52,445 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3e33834b/16640d0dbffb47f5b8ea844ed68889de/FLAG060f6cf86 [2019-11-27 15:57:53,937 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:53,942 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label14.c [2019-11-27 15:57:53,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3e33834b/16640d0dbffb47f5b8ea844ed68889de/FLAG060f6cf86 [2019-11-27 15:57:54,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3e33834b/16640d0dbffb47f5b8ea844ed68889de [2019-11-27 15:57:54,036 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:54,043 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:54,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:54,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:54,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:54,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:54" (1/1) ... [2019-11-27 15:57:54,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:54, skipping insertion in model container [2019-11-27 15:57:54,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:54" (1/1) ... [2019-11-27 15:57:54,090 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:54,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:56,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:56,141 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:56,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:56,852 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:56,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56 WrapperNode [2019-11-27 15:57:56,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:56,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:56,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:56,859 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:56,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:56,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:57,386 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:57,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:57,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:57,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:57,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:57,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:57,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:57,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:57,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:57,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:57,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:57,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:57,992 INFO L168 Benchmark]: Toolchain (without parser) took 3944.36 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. [2019-11-27 15:57:57,993 INFO L168 Benchmark]: CDTParser took 2.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:57,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2809.01 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. [2019-11-27 15:57:58,000 INFO L168 Benchmark]: Boogie Procedure Inliner took 535.07 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. [2019-11-27 15:57:58,004 INFO L168 Benchmark]: Boogie Preprocessor took 588.45 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. [2019-11-27 15:57:58,015 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.22 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 2809.01 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 535.07 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 588.45 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 0.1.24-509859d [2019-11-27 15:58:02,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:02,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:02,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:02,055 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:02,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:02,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:02,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:02,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:02,090 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:02,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:02,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:02,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:02,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:02,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:02,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:02,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:02,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:02,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:02,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:02,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:02,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:02,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:02,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:02,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:02,172 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:02,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:02,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:02,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:02,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:02,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:02,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:02,186 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:02,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:02,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:02,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:02,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:02,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:02,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:02,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:02,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:02,209 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:02,252 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:02,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:02,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:02,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:02,260 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:02,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:02,262 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:02,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:02,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:02,265 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:02,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:02,267 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:02,267 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:02,268 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:02,268 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:02,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:02,270 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:02,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:02,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:02,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:02,272 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:02,274 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:02,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:02,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:02,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:02,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:02,277 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:02,277 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:02,278 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:02,278 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:02,279 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 -> a2d64942a526f3aca10ed71a7a855dc61a2b3d13 [2019-11-27 15:58:02,837 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:02,871 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:02,874 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:02,882 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:02,883 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:02,884 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label14.c [2019-11-27 15:58:03,038 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7143c275c/bf1cca8e54114efca1b5def58ce77eb1/FLAGb8b61eed0 [2019-11-27 15:58:04,564 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:04,569 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label14.c [2019-11-27 15:58:04,622 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7143c275c/bf1cca8e54114efca1b5def58ce77eb1/FLAGb8b61eed0 [2019-11-27 15:58:04,670 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7143c275c/bf1cca8e54114efca1b5def58ce77eb1 [2019-11-27 15:58:04,681 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:04,684 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:04,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:04,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:04,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:04,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:04" (1/1) ... [2019-11-27 15:58:04,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae0ad6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:04, skipping insertion in model container [2019-11-27 15:58:04,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:04" (1/1) ... [2019-11-27 15:58:04,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:04,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:07,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:07,059 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:07,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:07,969 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:07,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:07 WrapperNode [2019-11-27 15:58:07,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:07,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:07,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:07,976 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:08,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:07" (1/1) ... [2019-11-27 15:58:08,093 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:07" (1/1) ... [2019-11-27 15:58:08,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:08,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:08,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:08,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:08,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:07" (1/1) ... [2019-11-27 15:58:08,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:07" (1/1) ... [2019-11-27 15:58:08,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:07" (1/1) ... [2019-11-27 15:58:08,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:07" (1/1) ... [2019-11-27 15:58:08,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:07" (1/1) ... [2019-11-27 15:58:08,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:07" (1/1) ... [2019-11-27 15:58:08,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:07" (1/1) ... [2019-11-27 15:58:08,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:08,705 INFO L168 Benchmark]: Toolchain (without parser) took 4015.61 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 852.2 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:08,709 INFO L168 Benchmark]: CDTParser took 2.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:58:08,711 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3285.57 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 880.8 MB in the end (delta: 75.0 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:08,713 INFO L168 Benchmark]: Boogie Procedure Inliner took 366.10 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 863.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:08,718 INFO L168 Benchmark]: Boogie Preprocessor took 354.93 ms. Allocated memory is still 1.0 GB. Free memory was 863.6 MB in the beginning and 852.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:08,731 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.47 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 3285.57 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 880.8 MB in the end (delta: 75.0 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 366.10 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 863.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 354.93 ms. Allocated memory is still 1.0 GB. Free memory was 863.6 MB in the beginning and 852.2 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...