./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.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/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.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 9617a298e8318064de96aca26d3538590248ba76 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.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 9617a298e8318064de96aca26d3538590248ba76 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:23:12,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:12,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:12,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:12,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:12,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:12,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:12,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:12,904 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:12,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:12,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:12,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:12,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:12,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:12,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:12,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:12,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:12,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:12,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:12,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:12,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:12,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:12,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:12,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:12,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:12,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:12,958 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:12,962 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:12,962 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:12,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:12,963 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:12,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:12,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:12,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:12,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:12,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:12,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:12,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:12,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:12,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:12,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:12,979 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:13,006 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:13,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:13,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:13,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:13,013 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:13,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:13,013 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:13,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:13,013 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:13,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:13,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:13,018 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:13,018 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:13,018 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:13,019 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:13,019 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:13,019 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:13,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:13,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:13,020 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:13,020 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:13,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:13,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:13,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:13,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:13,021 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:13,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:13,024 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:13,024 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 -> 9617a298e8318064de96aca26d3538590248ba76 [2019-11-27 16:23:13,477 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:13,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:13,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:13,502 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:13,506 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:13,507 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c [2019-11-27 16:23:13,612 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e5972ec4/bae5b26ba5bd4b56a93388e865d2f6a2/FLAGf77ec16c2 [2019-11-27 16:23:14,371 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:14,375 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c [2019-11-27 16:23:14,398 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e5972ec4/bae5b26ba5bd4b56a93388e865d2f6a2/FLAGf77ec16c2 [2019-11-27 16:23:14,645 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e5972ec4/bae5b26ba5bd4b56a93388e865d2f6a2 [2019-11-27 16:23:14,654 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:14,656 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:14,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:14,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:14,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:14,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:14" (1/1) ... [2019-11-27 16:23:14,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13af696a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:14, skipping insertion in model container [2019-11-27 16:23:14,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:14" (1/1) ... [2019-11-27 16:23:14,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:14,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:15,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:15,229 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:15,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:15,360 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:15,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15 WrapperNode [2019-11-27 16:23:15,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:15,368 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:15,368 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:15,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:15,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:15,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:15,465 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:15,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:15,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:15,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:15,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:15,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:15,485 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:15,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:15,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:15,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:15,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:15,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:15,547 INFO L168 Benchmark]: Toolchain (without parser) took 877.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 980.0 MB in the end (delta: -19.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:15,549 INFO L168 Benchmark]: CDTParser took 0.23 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. [2019-11-27 16:23:15,552 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 980.0 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:15,553 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.07 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:15,554 INFO L168 Benchmark]: Boogie Preprocessor took 62.66 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:15,558 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 699.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 980.0 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 101.07 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 62.66 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. 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 16:23:18,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:18,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:18,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:18,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:18,284 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:18,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:18,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:18,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:18,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:18,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:18,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:18,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:18,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:18,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:18,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:18,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:18,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:18,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:18,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:18,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:18,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:18,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:18,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:18,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:18,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:18,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:18,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:18,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:18,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:18,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:18,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:18,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:18,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:18,359 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:18,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:18,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:18,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:18,363 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:18,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:18,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:18,368 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:18,405 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:18,409 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:18,410 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:18,411 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:18,414 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:18,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:18,414 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:18,414 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:18,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:18,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:18,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:18,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:18,416 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:18,417 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:18,417 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:18,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:18,417 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:18,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:18,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:18,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:18,419 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:18,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:18,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:18,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:18,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:18,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:18,422 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:18,422 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:18,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:18,423 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:18,423 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 -> 9617a298e8318064de96aca26d3538590248ba76 [2019-11-27 16:23:18,859 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:18,876 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:18,882 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:18,884 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:18,887 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:18,888 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c [2019-11-27 16:23:18,991 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d07a8b7d/be4736d799864f02975266412bd99af3/FLAGf46878ba9 [2019-11-27 16:23:19,785 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:19,789 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c [2019-11-27 16:23:19,806 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d07a8b7d/be4736d799864f02975266412bd99af3/FLAGf46878ba9 [2019-11-27 16:23:20,009 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d07a8b7d/be4736d799864f02975266412bd99af3 [2019-11-27 16:23:20,015 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:20,019 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:20,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:20,024 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:20,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:20,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:20,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4787b06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20, skipping insertion in model container [2019-11-27 16:23:20,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:20,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:20,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:20,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:20,679 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:20,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:20,844 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:20,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20 WrapperNode [2019-11-27 16:23:20,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:20,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:20,846 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:20,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:20,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:20,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:20,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:20,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:20,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:20,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:20,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:20,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:20,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:20,990 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:21,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:21,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:21,047 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:21,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:21,066 INFO L168 Benchmark]: Toolchain (without parser) took 1045.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:21,067 INFO L168 Benchmark]: CDTParser took 0.24 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 16:23:21,068 INFO L168 Benchmark]: CACSL2BoogieTranslator took 824.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:21,071 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.33 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:21,075 INFO L168 Benchmark]: Boogie Preprocessor took 100.04 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:21,083 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 824.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 113.33 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 100.04 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...