./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label20.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/Problem03_label20.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 65a90df99508fccb9c9646be9034663c30719a58 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label20.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 65a90df99508fccb9c9646be9034663c30719a58 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:21:52,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:52,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:52,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:52,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:52,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:52,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:52,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:52,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:52,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:52,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:52,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:52,538 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:52,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:52,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:52,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:52,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:52,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:52,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:52,571 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:52,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:52,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:52,585 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:52,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:52,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:52,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:52,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:52,602 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:52,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:52,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:52,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:52,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:52,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:52,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:52,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:52,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:52,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:52,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:52,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:52,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:52,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:52,626 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:52,665 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:52,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:52,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:52,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:52,672 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:52,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:52,673 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:52,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:52,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:52,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:52,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:52,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:52,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:52,679 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:52,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:52,679 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:52,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:52,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:52,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:52,682 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:52,682 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:52,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:52,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:52,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:52,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:52,686 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:52,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:52,686 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:52,688 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 -> 65a90df99508fccb9c9646be9034663c30719a58 [2019-11-27 09:21:53,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:53,357 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:53,367 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:53,371 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:53,372 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:53,373 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label20.c [2019-11-27 09:21:53,532 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/781d52eb0/78f7401752f34f2d80b4b6aa7ed41117/FLAG0ba3f94e4 [2019-11-27 09:21:54,896 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:54,898 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label20.c [2019-11-27 09:21:54,941 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/781d52eb0/78f7401752f34f2d80b4b6aa7ed41117/FLAG0ba3f94e4 [2019-11-27 09:21:54,981 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/781d52eb0/78f7401752f34f2d80b4b6aa7ed41117 [2019-11-27 09:21:54,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:54,994 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:54,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:54,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:55,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:55,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:55,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:55, skipping insertion in model container [2019-11-27 09:21:55,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:55,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:55,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:56,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:56,832 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:57,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:57,448 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:57,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57 WrapperNode [2019-11-27 09:21:57,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:57,455 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:57,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:57,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:57,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:57,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:57,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:57,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:57,789 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,810 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:58,016 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:58,030 INFO L168 Benchmark]: Toolchain (without parser) took 3028.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 903.7 MB in the end (delta: 56.5 MB). Peak memory consumption was 56.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:58,031 INFO L168 Benchmark]: CDTParser took 1.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:58,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2457.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 926.7 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:58,037 INFO L168 Benchmark]: Boogie Procedure Inliner took 309.80 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:58,040 INFO L168 Benchmark]: Boogie Preprocessor took 252.08 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:58,050 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2457.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 926.7 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 309.80 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 252.08 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:01,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:01,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:01,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:01,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:01,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:01,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:01,930 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:01,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:01,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:01,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:01,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:01,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:01,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:01,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:01,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:01,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:01,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:01,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:01,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:01,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:01,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:01,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:01,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:02,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:02,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:02,004 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:02,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:02,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:02,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:02,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:02,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:02,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:02,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:02,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:02,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:02,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:02,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:02,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:02,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:02,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:02,034 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:02,087 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:02,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:02,099 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:02,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:02,100 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:02,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:02,101 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:02,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:02,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:02,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:02,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:02,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:02,103 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:02,103 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:02,104 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:02,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:02,104 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:02,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:02,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:02,107 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:02,107 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:02,107 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:02,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:02,108 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:02,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:02,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:02,110 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:02,110 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:02,111 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:02,112 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:02,115 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 -> 65a90df99508fccb9c9646be9034663c30719a58 [2019-11-27 09:22:02,656 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:02,698 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:02,707 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:02,713 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:02,713 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:02,716 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label20.c [2019-11-27 09:22:02,864 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05e486c84/34040829eb4641ecab04efada9bd3f3a/FLAG97ab318e6 [2019-11-27 09:22:04,194 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:04,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label20.c [2019-11-27 09:22:04,234 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05e486c84/34040829eb4641ecab04efada9bd3f3a/FLAG97ab318e6 [2019-11-27 09:22:04,536 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05e486c84/34040829eb4641ecab04efada9bd3f3a [2019-11-27 09:22:04,541 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:04,552 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:04,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:04,558 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:04,567 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:04,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:04" (1/1) ... [2019-11-27 09:22:04,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23eca3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:04, skipping insertion in model container [2019-11-27 09:22:04,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:04" (1/1) ... [2019-11-27 09:22:04,599 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:04,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:06,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:06,297 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:06,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:07,019 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:07,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07 WrapperNode [2019-11-27 09:22:07,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:07,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:07,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:07,025 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:07,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:07,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:07,318 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:07,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:07,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:07,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:07,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:07,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:07,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:07,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:07,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:07,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:07,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:07,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:07,556 INFO L168 Benchmark]: Toolchain (without parser) took 3008.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 902.8 MB in the end (delta: 51.7 MB). Peak memory consumption was 51.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:07,557 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 09:22:07,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2466.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 925.7 MB in the end (delta: 28.8 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:07,563 INFO L168 Benchmark]: Boogie Procedure Inliner took 293.34 ms. Allocated memory is still 1.0 GB. Free memory was 925.7 MB in the beginning and 914.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:07,567 INFO L168 Benchmark]: Boogie Preprocessor took 231.04 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 902.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:07,576 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 2466.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 925.7 MB in the end (delta: 28.8 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 293.34 ms. Allocated memory is still 1.0 GB. Free memory was 925.7 MB in the beginning and 914.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 231.04 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 902.8 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...