./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label22.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/Problem06_label22.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 2eb5ad626031d7d175f4e3da079ca56fd359136a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label22.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 2eb5ad626031d7d175f4e3da079ca56fd359136a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:43:25,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:25,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:25,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:25,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:25,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:25,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:25,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:25,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:25,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:25,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:25,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:25,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:25,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:25,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:25,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:25,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:25,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:25,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:25,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:25,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:25,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:25,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:25,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:25,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:25,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:25,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:25,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:25,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:25,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:25,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:25,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:25,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:25,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:25,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:25,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:25,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:25,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:25,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:25,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:25,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:25,479 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:43:25,508 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:25,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:25,511 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:25,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:25,512 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:25,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:25,512 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:25,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:43:25,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:25,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:25,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:25,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:25,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:25,517 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:25,517 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:25,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:25,518 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:25,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:25,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:25,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:25,520 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:25,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:25,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:25,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:25,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:25,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:25,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:43:25,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:43:25,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:25,523 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 -> 2eb5ad626031d7d175f4e3da079ca56fd359136a [2019-11-24 20:43:25,927 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:25,943 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:25,950 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:25,955 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:25,956 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:25,956 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label22.c [2019-11-24 20:43:26,066 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/228243ed1/b15a3c9176564b60a336d3ff627236e7/FLAG4f0bd71e5 [2019-11-24 20:43:27,409 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:27,412 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label22.c [2019-11-24 20:43:27,488 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/228243ed1/b15a3c9176564b60a336d3ff627236e7/FLAG4f0bd71e5 [2019-11-24 20:43:27,603 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/228243ed1/b15a3c9176564b60a336d3ff627236e7 [2019-11-24 20:43:27,608 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:27,613 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:27,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:27,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:27,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:27,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:27" (1/1) ... [2019-11-24 20:43:27,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:27, skipping insertion in model container [2019-11-24 20:43:27,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:27" (1/1) ... [2019-11-24 20:43:27,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:28,034 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:31,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:31,230 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:32,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:33,050 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:33,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:33 WrapperNode [2019-11-24 20:43:33,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:33,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:33,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:33,058 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:33,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:33" (1/1) ... [2019-11-24 20:43:33,168 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:33" (1/1) ... [2019-11-24 20:43:33,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:33,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:33,627 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:33,627 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:33,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:33" (1/1) ... [2019-11-24 20:43:33,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:33" (1/1) ... [2019-11-24 20:43:33,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:33" (1/1) ... [2019-11-24 20:43:33,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:33" (1/1) ... [2019-11-24 20:43:33,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:33" (1/1) ... [2019-11-24 20:43:33,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:33" (1/1) ... [2019-11-24 20:43:34,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:33" (1/1) ... [2019-11-24 20:43:34,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:34,136 INFO L168 Benchmark]: Toolchain (without parser) took 6517.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 784.8 MB in the end (delta: 148.3 MB). Peak memory consumption was 148.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:34,137 INFO L168 Benchmark]: CDTParser took 0.63 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 20:43:34,138 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5439.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 911.4 MB in the end (delta: 21.6 MB). Peak memory consumption was 274.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:34,142 INFO L168 Benchmark]: Boogie Procedure Inliner took 570.03 ms. Allocated memory is still 1.0 GB. Free memory was 911.4 MB in the beginning and 835.6 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:34,144 INFO L168 Benchmark]: Boogie Preprocessor took 502.43 ms. Allocated memory is still 1.0 GB. Free memory was 835.6 MB in the beginning and 784.8 MB in the end (delta: 50.8 MB). Peak memory consumption was 50.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:34,152 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 5439.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 911.4 MB in the end (delta: 21.6 MB). Peak memory consumption was 274.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 570.03 ms. Allocated memory is still 1.0 GB. Free memory was 911.4 MB in the beginning and 835.6 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 502.43 ms. Allocated memory is still 1.0 GB. Free memory was 835.6 MB in the beginning and 784.8 MB in the end (delta: 50.8 MB). Peak memory consumption was 50.8 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 20:43:36,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:36,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:37,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:37,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:37,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:37,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:37,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:37,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:37,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:37,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:37,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:37,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:37,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:37,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:37,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:37,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:37,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:37,054 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:37,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:37,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:37,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:37,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:37,071 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:37,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:37,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:37,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:37,079 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:37,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:37,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:37,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:37,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:37,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:37,089 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:37,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:37,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:37,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:37,095 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:37,095 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:37,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:37,099 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:37,099 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:43:37,128 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:37,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:37,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:37,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:37,133 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:37,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:37,136 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:37,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:37,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:37,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:37,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:37,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:37,138 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:37,138 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:43:37,138 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:43:37,139 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:37,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:37,139 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:37,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:37,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:37,141 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:37,141 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:37,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:37,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:37,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:37,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:37,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:37,143 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:43:37,146 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:43:37,146 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:37,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:43:37,147 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 -> 2eb5ad626031d7d175f4e3da079ca56fd359136a [2019-11-24 20:43:37,640 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:37,659 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:37,667 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:37,672 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:37,673 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:37,674 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label22.c [2019-11-24 20:43:37,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af96b2f9c/7846f51d8f884bf48257edbca3c3ca6d/FLAG3b57e899c [2019-11-24 20:43:39,210 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:39,213 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label22.c [2019-11-24 20:43:39,305 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af96b2f9c/7846f51d8f884bf48257edbca3c3ca6d/FLAG3b57e899c [2019-11-24 20:43:39,332 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af96b2f9c/7846f51d8f884bf48257edbca3c3ca6d [2019-11-24 20:43:39,338 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:39,339 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:39,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:39,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:39,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:39,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:39" (1/1) ... [2019-11-24 20:43:39,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:39, skipping insertion in model container [2019-11-24 20:43:39,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:39" (1/1) ... [2019-11-24 20:43:39,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:39,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:42,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:42,768 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:44,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:44,687 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:44,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:44 WrapperNode [2019-11-24 20:43:44,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:44,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:44,691 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:44,693 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:44,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:44" (1/1) ... [2019-11-24 20:43:44,831 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:44" (1/1) ... [2019-11-24 20:43:45,296 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:45,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:45,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:45,299 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:45,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:44" (1/1) ... [2019-11-24 20:43:45,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:44" (1/1) ... [2019-11-24 20:43:45,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:44" (1/1) ... [2019-11-24 20:43:45,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:44" (1/1) ... [2019-11-24 20:43:45,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:44" (1/1) ... [2019-11-24 20:43:45,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:44" (1/1) ... [2019-11-24 20:43:45,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:44" (1/1) ... [2019-11-24 20:43:45,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:45,811 INFO L168 Benchmark]: Toolchain (without parser) took 6466.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 767.4 MB in the end (delta: 171.4 MB). Peak memory consumption was 171.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:45,812 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-24 20:43:45,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5347.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 887.9 MB in the end (delta: 50.8 MB). Peak memory consumption was 275.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:45,817 INFO L168 Benchmark]: Boogie Procedure Inliner took 605.77 ms. Allocated memory is still 1.0 GB. Free memory was 887.9 MB in the beginning and 817.8 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:45,818 INFO L168 Benchmark]: Boogie Preprocessor took 506.70 ms. Allocated memory is still 1.0 GB. Free memory was 817.8 MB in the beginning and 767.4 MB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:45,825 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 5347.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 887.9 MB in the end (delta: 50.8 MB). Peak memory consumption was 275.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 605.77 ms. Allocated memory is still 1.0 GB. Free memory was 887.9 MB in the beginning and 817.8 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 506.70 ms. Allocated memory is still 1.0 GB. Free memory was 817.8 MB in the beginning and 767.4 MB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...