./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label32.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 d43409d54bbc5447ba00e50c8c5e09b4156bf553 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label32.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 d43409d54bbc5447ba00e50c8c5e09b4156bf553 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:35,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:35,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:35,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:35,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:35,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:35,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:35,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:35,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:35,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:35,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:35,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:35,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:35,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:35,940 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:35,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:35,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:35,952 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:35,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:35,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:35,974 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:35,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:35,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:35,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:35,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:35,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:35,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:36,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:36,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:36,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:36,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:36,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:36,011 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:36,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:36,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:36,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:36,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:36,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:36,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:36,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:36,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:36,029 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:36,068 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:36,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:36,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:36,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:36,075 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:36,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:36,077 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:36,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:36,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:36,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:36,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:36,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:36,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:36,083 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:36,083 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:36,085 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:36,085 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:36,085 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:36,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:36,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:36,088 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:36,088 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:36,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:36,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:36,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:36,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:36,091 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:36,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:36,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:36,092 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 -> d43409d54bbc5447ba00e50c8c5e09b4156bf553 [2019-11-24 20:52:36,619 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:36,649 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:36,657 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:36,661 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:36,663 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:36,664 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label32.c [2019-11-24 20:52:36,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a638fc00c/722594e26d674731a3294a71fd179b41/FLAG6ba06430f [2019-11-24 20:52:38,551 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:38,552 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label32.c [2019-11-24 20:52:38,634 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a638fc00c/722594e26d674731a3294a71fd179b41/FLAG6ba06430f [2019-11-24 20:52:38,675 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a638fc00c/722594e26d674731a3294a71fd179b41 [2019-11-24 20:52:38,684 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:38,689 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:38,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:38,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:38,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:38,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:38" (1/1) ... [2019-11-24 20:52:38,718 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 24.11 08:52:38, skipping insertion in model container [2019-11-24 20:52:38,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:38" (1/1) ... [2019-11-24 20:52:38,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:39,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:41,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:41,738 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:43,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:43,171 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:43,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:43 WrapperNode [2019-11-24 20:52:43,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:43,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:43,180 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:43,180 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:43,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:43" (1/1) ... [2019-11-24 20:52:43,355 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:43" (1/1) ... [2019-11-24 20:52:44,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:44,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:44,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:44,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:44,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:43" (1/1) ... [2019-11-24 20:52:44,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:43" (1/1) ... [2019-11-24 20:52:44,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:43" (1/1) ... [2019-11-24 20:52:44,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:43" (1/1) ... [2019-11-24 20:52:44,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:43" (1/1) ... [2019-11-24 20:52:44,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:43" (1/1) ... [2019-11-24 20:52:44,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:43" (1/1) ... [2019-11-24 20:52:45,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:45,528 INFO L168 Benchmark]: Toolchain (without parser) took 6835.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 911.9 MB in the end (delta: 38.3 MB). Peak memory consumption was 317.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:45,532 INFO L168 Benchmark]: CDTParser took 4.14 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:52:45,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4480.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:45,538 INFO L168 Benchmark]: Boogie Procedure Inliner took 945.76 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:45,541 INFO L168 Benchmark]: Boogie Preprocessor took 1394.65 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 911.9 MB in the end (delta: -159.8 MB). Peak memory consumption was 119.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:45,553 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.14 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 4480.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 945.76 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1394.65 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 911.9 MB in the end (delta: -159.8 MB). Peak memory consumption was 119.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:49,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:49,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:49,547 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:49,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:49,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:49,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:49,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:49,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:49,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:49,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:49,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:49,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:49,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:49,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:49,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:49,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:49,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:49,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:49,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:49,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:49,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:49,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:49,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:49,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:49,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:49,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:49,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:49,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:49,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:49,671 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:49,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:49,677 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:49,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:49,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:49,684 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:49,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:49,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:49,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:49,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:49,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:49,698 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:52:49,736 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:49,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:49,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:49,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:49,746 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:49,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:49,747 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:49,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:49,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:49,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:49,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:49,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:49,750 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:49,750 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:52:49,752 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:52:49,752 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:49,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:49,753 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:49,754 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:49,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:49,754 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:49,757 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:49,757 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:49,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:49,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:49,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:49,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:49,763 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:52:49,763 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:52:49,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:49,765 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:52:49,765 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 -> d43409d54bbc5447ba00e50c8c5e09b4156bf553 [2019-11-24 20:52:50,301 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:50,335 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:50,341 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:50,347 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:50,348 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:50,349 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label32.c [2019-11-24 20:52:50,507 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd2cc2e19/e88da912bca543b5958225ef79b19747/FLAG87f055255 [2019-11-24 20:52:52,161 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:52,162 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label32.c [2019-11-24 20:52:52,249 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd2cc2e19/e88da912bca543b5958225ef79b19747/FLAG87f055255 [2019-11-24 20:52:52,680 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd2cc2e19/e88da912bca543b5958225ef79b19747 [2019-11-24 20:52:52,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:52,689 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:52,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:52,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:52,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:52,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:52" (1/1) ... [2019-11-24 20:52:52,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:52, skipping insertion in model container [2019-11-24 20:52:52,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:52" (1/1) ... [2019-11-24 20:52:52,734 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:53,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:56,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:56,229 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:57,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:57,903 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:57,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57 WrapperNode [2019-11-24 20:52:57,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:57,909 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:57,911 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:57,913 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:57,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:58,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:58,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:58,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:58,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:58,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:58,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:58,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:58,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:58,546 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:58,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:58,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:58,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:58,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:58,963 INFO L168 Benchmark]: Toolchain (without parser) took 6268.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 725.9 MB in the end (delta: 224.3 MB). Peak memory consumption was 224.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:58,967 INFO L168 Benchmark]: CDTParser took 1.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:52:58,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5214.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 790.4 MB in the end (delta: 159.9 MB). Peak memory consumption was 159.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:58,970 INFO L168 Benchmark]: Boogie Procedure Inliner took 528.92 ms. Allocated memory is still 1.0 GB. Free memory was 790.4 MB in the beginning and 756.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:58,976 INFO L168 Benchmark]: Boogie Preprocessor took 516.65 ms. Allocated memory is still 1.0 GB. Free memory was 756.0 MB in the beginning and 725.9 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:58,987 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23 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 5214.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 790.4 MB in the end (delta: 159.9 MB). Peak memory consumption was 159.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 528.92 ms. Allocated memory is still 1.0 GB. Free memory was 790.4 MB in the beginning and 756.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 516.65 ms. Allocated memory is still 1.0 GB. Free memory was 756.0 MB in the beginning and 725.9 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...