./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label56.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem19_label56.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 3dee18126f7ac5d110c9be2b7ac1c06650743c5a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem19_label56.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 3dee18126f7ac5d110c9be2b7ac1c06650743c5a .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:44:49,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:44:49,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:44:49,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:44:49,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:44:49,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:44:49,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:44:49,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:44:49,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:44:49,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:44:49,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:44:49,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:44:49,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:44:49,895 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:44:49,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:44:49,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:44:49,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:44:49,910 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:44:49,918 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:44:49,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:44:49,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:44:49,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:44:49,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:44:49,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:44:49,960 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:44:49,961 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:44:49,961 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:44:49,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:44:49,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:44:49,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:44:49,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:44:49,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:44:49,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:44:49,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:44:49,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:44:49,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:44:49,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:44:49,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:44:49,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:44:49,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:44:49,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:44:49,998 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:44:50,039 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:44:50,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:44:50,046 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:44:50,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:44:50,046 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:44:50,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:44:50,048 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:44:50,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:44:50,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:44:50,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:44:50,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:44:50,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:44:50,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:44:50,054 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:44:50,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:44:50,056 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:44:50,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:44:50,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:44:50,057 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:44:50,057 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:44:50,058 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:44:50,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:44:50,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:44:50,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:44:50,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:44:50,063 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:44:50,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:44:50,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:44:50,064 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 -> 3dee18126f7ac5d110c9be2b7ac1c06650743c5a [2019-11-25 22:44:50,678 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:44:50,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:44:50,740 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:44:50,743 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:44:50,745 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:44:50,749 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label56.c [2019-11-25 22:44:50,934 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/296b918b6/b08aa98f7cd047f6b5bf0972ec1ea39c/FLAG4cf1ad0d6 [2019-11-25 22:44:52,872 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:44:52,875 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label56.c [2019-11-25 22:44:52,995 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/296b918b6/b08aa98f7cd047f6b5bf0972ec1ea39c/FLAG4cf1ad0d6 [2019-11-25 22:44:53,033 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/296b918b6/b08aa98f7cd047f6b5bf0972ec1ea39c [2019-11-25 22:44:53,043 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:44:53,045 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:44:53,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:53,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:44:53,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:44:53,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:53" (1/1) ... [2019-11-25 22:44:53,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:53, skipping insertion in model container [2019-11-25 22:44:53,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:53" (1/1) ... [2019-11-25 22:44:53,090 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:44:53,619 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:44:58,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:58,456 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:45:01,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:45:01,582 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:45:01,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:01 WrapperNode [2019-11-25 22:45:01,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:45:01,588 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:45:01,590 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:45:01,590 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:45:01,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:01" (1/1) ... [2019-11-25 22:45:01,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:01" (1/1) ... [2019-11-25 22:45:03,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:45:03,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:45:03,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:45:03,136 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:45:03,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:01" (1/1) ... [2019-11-25 22:45:03,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:01" (1/1) ... [2019-11-25 22:45:03,457 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:01" (1/1) ... [2019-11-25 22:45:03,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:01" (1/1) ... [2019-11-25 22:45:04,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:01" (1/1) ... [2019-11-25 22:45:04,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:01" (1/1) ... [2019-11-25 22:45:05,315 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:01" (1/1) ... [2019-11-25 22:45:05,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:45:05,671 INFO L168 Benchmark]: Toolchain (without parser) took 12616.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 777.3 MB in the end (delta: 154.3 MB). Peak memory consumption was 383.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:05,672 INFO L168 Benchmark]: CDTParser took 0.52 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. [2019-11-25 22:45:05,676 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8537.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 869.5 MB in the end (delta: 62.2 MB). Peak memory consumption was 270.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:05,681 INFO L168 Benchmark]: Boogie Procedure Inliner took 1547.69 ms. Allocated memory is still 1.0 GB. Free memory was 869.5 MB in the beginning and 702.3 MB in the end (delta: 167.2 MB). Peak memory consumption was 167.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:05,684 INFO L168 Benchmark]: Boogie Preprocessor took 2522.80 ms. Allocated memory is still 1.0 GB. Free memory was 702.3 MB in the beginning and 777.3 MB in the end (delta: -75.0 MB). Peak memory consumption was 153.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:05,697 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 8537.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 869.5 MB in the end (delta: 62.2 MB). Peak memory consumption was 270.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1547.69 ms. Allocated memory is still 1.0 GB. Free memory was 869.5 MB in the beginning and 702.3 MB in the end (delta: 167.2 MB). Peak memory consumption was 167.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2522.80 ms. Allocated memory is still 1.0 GB. Free memory was 702.3 MB in the beginning and 777.3 MB in the end (delta: -75.0 MB). Peak memory consumption was 153.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:45:09,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:45:09,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:45:09,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:45:09,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:45:09,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:45:09,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:45:09,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:45:09,978 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:45:09,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:45:09,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:45:09,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:45:09,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:45:09,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:45:10,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:45:10,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:45:10,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:45:10,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:45:10,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:45:10,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:45:10,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:45:10,046 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:45:10,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:45:10,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:45:10,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:45:10,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:45:10,066 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:45:10,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:45:10,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:45:10,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:45:10,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:45:10,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:45:10,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:45:10,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:45:10,084 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:45:10,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:45:10,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:45:10,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:45:10,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:45:10,095 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:45:10,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:45:10,099 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:45:10,142 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:45:10,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:45:10,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:45:10,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:45:10,151 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:45:10,151 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:45:10,154 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:45:10,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:45:10,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:45:10,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:45:10,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:45:10,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:45:10,157 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:45:10,159 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:45:10,160 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:45:10,160 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:45:10,160 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:45:10,162 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:45:10,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:45:10,163 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:45:10,164 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:45:10,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:45:10,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:45:10,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:45:10,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:45:10,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:45:10,168 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:45:10,169 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:45:10,169 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:45:10,174 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:45:10,175 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 -> 3dee18126f7ac5d110c9be2b7ac1c06650743c5a [2019-11-25 22:45:10,787 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:45:10,821 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:45:10,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:45:10,832 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:45:10,834 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:45:10,836 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label56.c [2019-11-25 22:45:11,007 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d28a063f2/d384b6bfcb724a17b864570fb1d69ad3/FLAG4ae2552c9 [2019-11-25 22:45:12,875 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:45:12,876 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label56.c [2019-11-25 22:45:13,002 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d28a063f2/d384b6bfcb724a17b864570fb1d69ad3/FLAG4ae2552c9 [2019-11-25 22:45:13,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d28a063f2/d384b6bfcb724a17b864570fb1d69ad3 [2019-11-25 22:45:13,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:45:13,054 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:45:13,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:45:13,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:45:13,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:45:13,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:45:13" (1/1) ... [2019-11-25 22:45:13,080 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 25.11 10:45:13, skipping insertion in model container [2019-11-25 22:45:13,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:45:13" (1/1) ... [2019-11-25 22:45:13,100 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:45:13,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:45:18,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:45:18,694 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:45:21,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:45:21,324 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:45:21,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:21 WrapperNode [2019-11-25 22:45:21,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:45:21,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:45:21,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:45:21,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:45:21,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:21" (1/1) ... [2019-11-25 22:45:21,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:21" (1/1) ... [2019-11-25 22:45:22,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:45:22,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:45:22,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:45:22,258 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:45:22,278 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:21" (1/1) ... [2019-11-25 22:45:22,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:21" (1/1) ... [2019-11-25 22:45:22,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:21" (1/1) ... [2019-11-25 22:45:22,421 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:21" (1/1) ... [2019-11-25 22:45:23,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:21" (1/1) ... [2019-11-25 22:45:23,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:21" (1/1) ... [2019-11-25 22:45:23,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:21" (1/1) ... [2019-11-25 22:45:23,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:45:23,744 INFO L168 Benchmark]: Toolchain (without parser) took 10681.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 861.0 MB in the end (delta: 72.1 MB). Peak memory consumption was 311.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:23,745 INFO L168 Benchmark]: CDTParser took 3.05 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. [2019-11-25 22:45:23,750 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8264.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 762.9 MB in the end (delta: 170.1 MB). Peak memory consumption was 252.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:23,751 INFO L168 Benchmark]: Boogie Procedure Inliner took 928.67 ms. Allocated memory is still 1.0 GB. Free memory was 762.9 MB in the beginning and 690.9 MB in the end (delta: 72.1 MB). Peak memory consumption was 72.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:23,754 INFO L168 Benchmark]: Boogie Preprocessor took 1476.04 ms. Allocated memory is still 1.0 GB. Free memory was 690.9 MB in the beginning and 866.5 MB in the end (delta: -175.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:23,766 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.05 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 8264.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 762.9 MB in the end (delta: 170.1 MB). Peak memory consumption was 252.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 928.67 ms. Allocated memory is still 1.0 GB. Free memory was 762.9 MB in the beginning and 690.9 MB in the end (delta: 72.1 MB). Peak memory consumption was 72.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1476.04 ms. Allocated memory is still 1.0 GB. Free memory was 690.9 MB in the beginning and 866.5 MB in the end (delta: -175.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...