./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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.4.2.ufo.UNBOUNDED.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 8ef6b88f405ba179e410ad54d9a35e6983c3e141 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.4.2.ufo.UNBOUNDED.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 8ef6b88f405ba179e410ad54d9a35e6983c3e141 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:23,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:23,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:23,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:23,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:23,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:23,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:23,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:23,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:23,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:23,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:23,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:23,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:23,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:23,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:23,327 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:23,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:23,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:23,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:23,350 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:23,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:23,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:23,367 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:23,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:23,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:23,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:23,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:23,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:23,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:23,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:23,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:23,388 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:23,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:23,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:23,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:23,401 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:23,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:23,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:23,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:23,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:23,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:23,411 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:23,447 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:23,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:23,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:23,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:23,455 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:23,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:23,458 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:23,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:23,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:23,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:23,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:23,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:23,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:23,463 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:23,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:23,464 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:23,464 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:23,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:23,465 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:23,467 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:23,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:23,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:23,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:23,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:23,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:23,469 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:23,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:23,472 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:23,472 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 -> 8ef6b88f405ba179e410ad54d9a35e6983c3e141 [2019-11-27 10:01:23,985 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:24,011 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:24,018 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:24,022 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:24,024 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:24,025 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:24,182 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fc6bde37/b94d0fa8cc914c27bfb5c810ed68438f/FLAG69b964db6 [2019-11-27 10:01:25,324 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:25,328 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:25,357 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fc6bde37/b94d0fa8cc914c27bfb5c810ed68438f/FLAG69b964db6 [2019-11-27 10:01:25,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fc6bde37/b94d0fa8cc914c27bfb5c810ed68438f [2019-11-27 10:01:25,404 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:25,407 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:25,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:25,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:25,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:25,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:25" (1/1) ... [2019-11-27 10:01:25,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4915e153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:25, skipping insertion in model container [2019-11-27 10:01:25,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:25" (1/1) ... [2019-11-27 10:01:25,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:25,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:26,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:26,215 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:26,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:26,409 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:26,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26 WrapperNode [2019-11-27 10:01:26,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:26,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:26,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:26,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:26,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:26,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:26,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:26,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:26,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:26,682 INFO L168 Benchmark]: Toolchain (without parser) took 1265.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.0 MB in the end (delta: -22.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:26,686 INFO L168 Benchmark]: CDTParser took 2.04 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 10:01:26,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 999.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:26,690 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.85 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 984.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:26,694 INFO L168 Benchmark]: Boogie Preprocessor took 125.15 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:26,701 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.04 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 999.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.85 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 984.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 125.15 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 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-da95e15 [2019-11-27 10:01:30,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:30,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:30,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:30,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:30,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:30,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:30,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:30,703 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:30,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:30,711 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:30,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:30,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:30,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:30,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:30,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:30,735 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:30,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:30,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:30,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:30,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:30,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:30,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:30,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:30,783 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:30,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:30,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:30,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:30,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:30,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:30,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:30,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:30,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:30,800 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:30,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:30,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:30,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:30,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:30,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:30,812 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:30,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:30,818 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:30,856 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:30,858 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:30,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:30,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:30,864 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:30,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:30,865 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:30,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:30,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:30,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:30,869 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:30,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:30,870 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:30,870 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:30,870 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:30,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:30,873 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:30,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:30,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:30,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:30,874 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:30,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:30,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:30,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:30,876 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:30,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:30,879 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:30,879 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:30,879 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:30,880 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:30,881 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 -> 8ef6b88f405ba179e410ad54d9a35e6983c3e141 [2019-11-27 10:01:31,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:31,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:31,590 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:31,594 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:31,597 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:31,599 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:31,759 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f19c7a76/ea1149648ef84f03baed0d8ee6386789/FLAG030ff8c37 [2019-11-27 10:01:32,913 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:32,913 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:32,939 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f19c7a76/ea1149648ef84f03baed0d8ee6386789/FLAG030ff8c37 [2019-11-27 10:01:32,980 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f19c7a76/ea1149648ef84f03baed0d8ee6386789 [2019-11-27 10:01:32,990 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:32,996 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:33,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:33,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:33,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:33,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:32" (1/1) ... [2019-11-27 10:01:33,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:33, skipping insertion in model container [2019-11-27 10:01:33,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:32" (1/1) ... [2019-11-27 10:01:33,045 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:33,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:33,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:33,914 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:34,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:34,137 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:34,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:34 WrapperNode [2019-11-27 10:01:34,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:34,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:34,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:34,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:34,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:34" (1/1) ... [2019-11-27 10:01:34,197 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:34" (1/1) ... [2019-11-27 10:01:34,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:34,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:34,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:34,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:34,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:34" (1/1) ... [2019-11-27 10:01:34,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:34" (1/1) ... [2019-11-27 10:01:34,320 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:34" (1/1) ... [2019-11-27 10:01:34,334 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:34" (1/1) ... [2019-11-27 10:01:34,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:34" (1/1) ... [2019-11-27 10:01:34,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:34" (1/1) ... [2019-11-27 10:01:34,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:34" (1/1) ... [2019-11-27 10:01:34,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:34,436 INFO L168 Benchmark]: Toolchain (without parser) took 1432.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:34,438 INFO L168 Benchmark]: CDTParser took 0.36 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 10:01:34,441 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1139.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:34,443 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.73 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 10:01:34,445 INFO L168 Benchmark]: Boogie Preprocessor took 141.44 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 10:01:34,457 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1139.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 143.73 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 141.44 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...