./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.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 4bb07fe9d0e93737320ea15c8152d5bc9138ac88 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/seq-mthreaded/rekcba_aso.4.M1.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 4bb07fe9d0e93737320ea15c8152d5bc9138ac88 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:23:59,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:59,376 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:59,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:59,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:59,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:59,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:59,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:59,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:59,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:59,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:59,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:59,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:59,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:59,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:59,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:59,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:59,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:59,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:59,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:59,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:59,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:59,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:59,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:59,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:59,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:59,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:59,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:59,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:59,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:59,490 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:59,491 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:59,492 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:59,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:59,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:59,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:59,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:59,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:59,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:59,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:59,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:59,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:59,534 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:59,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:59,536 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:59,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:59,541 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:59,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:59,542 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:59,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:59,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:59,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:59,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:59,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:59,546 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:59,546 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:59,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:59,547 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:59,547 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:59,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:59,547 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:59,548 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:59,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:59,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:59,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:59,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:59,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:59,551 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:59,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:59,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:59,551 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 -> 4bb07fe9d0e93737320ea15c8152d5bc9138ac88 [2019-11-27 16:23:59,997 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:24:00,011 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:24:00,020 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:24:00,022 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:24:00,022 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:24:00,023 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c [2019-11-27 16:24:00,129 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80f763169/2c7b30fd153b451885c6876225ff2906/FLAGc1c8c0c27 [2019-11-27 16:24:01,153 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:24:01,156 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c [2019-11-27 16:24:01,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80f763169/2c7b30fd153b451885c6876225ff2906/FLAGc1c8c0c27 [2019-11-27 16:24:01,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80f763169/2c7b30fd153b451885c6876225ff2906 [2019-11-27 16:24:01,655 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:24:01,656 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:24:01,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:24:01,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:24:01,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:24:01,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:24:01" (1/1) ... [2019-11-27 16:24:01,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cef8bc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:01, skipping insertion in model container [2019-11-27 16:24:01,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:24:01" (1/1) ... [2019-11-27 16:24:01,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:24:01,812 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:24:03,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:24:03,044 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:24:03,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:24:03,521 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:24:03,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03 WrapperNode [2019-11-27 16:24:03,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:24:03,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:24:03,525 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:24:03,525 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:24:03,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:03,649 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:05,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:24:05,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:24:05,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:24:05,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:24:05,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:05,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:05,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:05,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:06,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:06,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:06,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:03" (1/1) ... [2019-11-27 16:24:06,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:24:06,663 INFO L168 Benchmark]: Toolchain (without parser) took 5001.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 781.3 MB in the end (delta: 173.3 MB). Peak memory consumption was 173.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:06,664 INFO L168 Benchmark]: CDTParser took 1.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:24:06,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1850.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 914.2 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:06,671 INFO L168 Benchmark]: Boogie Procedure Inliner took 1695.65 ms. Allocated memory is still 1.0 GB. Free memory was 914.2 MB in the beginning and 913.2 MB in the end (delta: 970.6 kB). Peak memory consumption was 281.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:06,674 INFO L168 Benchmark]: Boogie Preprocessor took 1436.45 ms. Allocated memory is still 1.0 GB. Free memory was 913.2 MB in the beginning and 781.3 MB in the end (delta: 132.0 MB). Peak memory consumption was 132.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:06,684 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1850.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 914.2 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1695.65 ms. Allocated memory is still 1.0 GB. Free memory was 914.2 MB in the beginning and 913.2 MB in the end (delta: 970.6 kB). Peak memory consumption was 281.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1436.45 ms. Allocated memory is still 1.0 GB. Free memory was 913.2 MB in the beginning and 781.3 MB in the end (delta: 132.0 MB). Peak memory consumption was 132.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:24:09,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:24:09,476 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:24:09,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:24:09,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:24:09,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:24:09,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:24:09,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:24:09,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:24:09,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:24:09,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:24:09,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:24:09,539 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:24:09,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:24:09,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:24:09,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:24:09,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:24:09,551 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:24:09,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:24:09,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:24:09,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:24:09,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:24:09,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:24:09,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:24:09,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:24:09,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:24:09,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:24:09,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:24:09,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:24:09,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:24:09,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:24:09,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:24:09,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:24:09,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:24:09,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:24:09,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:24:09,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:24:09,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:24:09,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:24:09,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:24:09,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:24:09,603 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:24:09,632 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:24:09,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:24:09,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:24:09,640 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:24:09,640 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:24:09,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:24:09,640 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:24:09,640 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:24:09,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:24:09,641 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:24:09,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:24:09,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:24:09,642 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:24:09,642 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:24:09,643 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:24:09,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:24:09,645 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:24:09,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:24:09,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:24:09,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:24:09,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:24:09,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:24:09,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:24:09,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:24:09,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:24:09,648 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:24:09,648 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:24:09,648 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:24:09,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:24:09,649 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:24:09,650 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 -> 4bb07fe9d0e93737320ea15c8152d5bc9138ac88 [2019-11-27 16:24:10,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:24:10,136 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:24:10,143 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:24:10,148 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:24:10,148 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:24:10,150 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c [2019-11-27 16:24:10,264 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1e972c2b/e15bca6c4937484abbc1a7b74d7054f1/FLAG861392b68 [2019-11-27 16:24:11,285 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:24:11,286 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c [2019-11-27 16:24:11,321 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1e972c2b/e15bca6c4937484abbc1a7b74d7054f1/FLAG861392b68 [2019-11-27 16:24:11,815 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1e972c2b/e15bca6c4937484abbc1a7b74d7054f1 [2019-11-27 16:24:11,820 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:24:11,821 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:24:11,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:24:11,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:24:11,836 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:24:11,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:24:11" (1/1) ... [2019-11-27 16:24:11,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e09eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:11, skipping insertion in model container [2019-11-27 16:24:11,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:24:11" (1/1) ... [2019-11-27 16:24:11,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:24:11,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:24:13,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:24:13,314 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:24:13,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:24:13,882 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:24:13,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:13 WrapperNode [2019-11-27 16:24:13,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:24:13,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:24:13,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:24:13,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:24:13,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:13" (1/1) ... [2019-11-27 16:24:14,030 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:13" (1/1) ... [2019-11-27 16:24:15,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:24:15,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:24:15,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:24:15,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:24:15,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:13" (1/1) ... [2019-11-27 16:24:15,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:13" (1/1) ... [2019-11-27 16:24:15,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:13" (1/1) ... [2019-11-27 16:24:15,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:13" (1/1) ... [2019-11-27 16:24:16,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:13" (1/1) ... [2019-11-27 16:24:16,611 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:13" (1/1) ... [2019-11-27 16:24:16,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:13" (1/1) ... [2019-11-27 16:24:16,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:24:16,965 INFO L168 Benchmark]: Toolchain (without parser) took 5140.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 766.4 MB in the end (delta: 188.1 MB). Peak memory consumption was 188.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:16,967 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:24:16,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2053.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 881.3 MB in the end (delta: 73.2 MB). Peak memory consumption was 73.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:16,977 INFO L168 Benchmark]: Boogie Procedure Inliner took 1537.71 ms. Allocated memory is still 1.0 GB. Free memory was 881.3 MB in the beginning and 918.5 MB in the end (delta: -37.2 MB). Peak memory consumption was 238.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:16,978 INFO L168 Benchmark]: Boogie Preprocessor took 1535.50 ms. Allocated memory is still 1.0 GB. Free memory was 918.5 MB in the beginning and 766.4 MB in the end (delta: 152.0 MB). Peak memory consumption was 152.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:16,987 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 2053.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 881.3 MB in the end (delta: 73.2 MB). Peak memory consumption was 73.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1537.71 ms. Allocated memory is still 1.0 GB. Free memory was 881.3 MB in the beginning and 918.5 MB in the end (delta: -37.2 MB). Peak memory consumption was 238.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1535.50 ms. Allocated memory is still 1.0 GB. Free memory was 918.5 MB in the beginning and 766.4 MB in the end (delta: 152.0 MB). Peak memory consumption was 152.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...