./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.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.4.1.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 850d702f76c676e039419a710a30927f0b11322b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.4.1.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 850d702f76c676e039419a710a30927f0b11322b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:23:08,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:08,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:08,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:08,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:08,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:08,609 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:08,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:08,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:08,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:08,640 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:08,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:08,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:08,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:08,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:08,664 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:08,665 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:08,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:08,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:08,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:08,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:08,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:08,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:08,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:08,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:08,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:08,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:08,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:08,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:08,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:08,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:08,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:08,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:08,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:08,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:08,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:08,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:08,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:08,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:08,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:08,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:08,748 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:08,789 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:08,792 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:08,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:08,798 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:08,800 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:08,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:08,801 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:08,803 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:08,803 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:08,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:08,805 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:08,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:08,806 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:08,808 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:08,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:08,809 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:08,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:08,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:08,810 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:08,810 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:08,813 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:08,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:08,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:08,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:08,814 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:08,815 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:08,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:08,815 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:08,818 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 -> 850d702f76c676e039419a710a30927f0b11322b [2019-11-27 16:23:09,367 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:09,397 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:09,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:09,413 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:09,414 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:09,415 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:09,585 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83c581f34/438a6245ff8c4bd7bc981d0f2d4ac0b1/FLAGf4e516d34 [2019-11-27 16:23:10,753 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:10,756 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:10,790 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83c581f34/438a6245ff8c4bd7bc981d0f2d4ac0b1/FLAGf4e516d34 [2019-11-27 16:23:11,300 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83c581f34/438a6245ff8c4bd7bc981d0f2d4ac0b1 [2019-11-27 16:23:11,305 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:11,307 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:11,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:11,319 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:11,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:11,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:11" (1/1) ... [2019-11-27 16:23:11,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76bb17a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:11, skipping insertion in model container [2019-11-27 16:23:11,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:11" (1/1) ... [2019-11-27 16:23:11,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:11,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:12,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:12,180 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:12,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:12,368 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:12,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:12 WrapperNode [2019-11-27 16:23:12,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:12,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:12,378 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:12,378 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:12,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:12" (1/1) ... [2019-11-27 16:23:12,421 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:12" (1/1) ... [2019-11-27 16:23:12,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:12,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:12,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:12,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:12,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:12" (1/1) ... [2019-11-27 16:23:12,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:12" (1/1) ... [2019-11-27 16:23:12,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:12" (1/1) ... [2019-11-27 16:23:12,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:12" (1/1) ... [2019-11-27 16:23:12,579 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:12" (1/1) ... [2019-11-27 16:23:12,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:12" (1/1) ... [2019-11-27 16:23:12,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:12" (1/1) ... [2019-11-27 16:23:12,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:12,635 INFO L168 Benchmark]: Toolchain (without parser) took 1318.94 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 985.8 MB in the end (delta: -25.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:12,648 INFO L168 Benchmark]: CDTParser took 0.44 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 16:23:12,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1058.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.8 MB in the end (delta: -25.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:12,655 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:12,656 INFO L168 Benchmark]: Boogie Preprocessor took 113.63 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:12,669 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1058.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.8 MB in the end (delta: -25.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 113.63 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 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 16:23:16,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:16,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:16,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:16,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:16,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:16,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:16,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:16,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:16,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:16,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:16,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:16,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:16,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:16,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:16,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:16,697 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:16,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:16,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:16,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:16,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:16,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:16,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:16,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:16,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:16,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:16,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:16,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:16,753 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:16,756 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:16,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:16,759 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:16,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:16,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:16,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:16,769 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:16,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:16,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:16,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:16,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:16,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:16,780 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:16,822 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:16,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:16,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:16,830 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:16,830 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:16,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:16,832 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:16,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:16,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:16,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:16,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:16,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:16,839 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:16,840 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:16,841 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:16,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:16,841 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:16,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:16,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:16,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:16,844 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:16,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:16,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:16,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:16,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:16,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:16,848 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:16,850 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:16,850 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:16,851 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:16,852 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 -> 850d702f76c676e039419a710a30927f0b11322b [2019-11-27 16:23:17,432 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:17,463 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:17,476 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:17,478 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:17,483 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:17,485 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:17,653 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d416c7a19/3f130b8ed1a84b1eae0cce449c3b2550/FLAGfa3d8a7c7 [2019-11-27 16:23:18,833 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:18,834 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:18,866 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d416c7a19/3f130b8ed1a84b1eae0cce449c3b2550/FLAGfa3d8a7c7 [2019-11-27 16:23:18,906 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d416c7a19/3f130b8ed1a84b1eae0cce449c3b2550 [2019-11-27 16:23:18,914 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:18,920 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:18,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:18,925 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:18,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:18,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:18" (1/1) ... [2019-11-27 16:23:18,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8bcb05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:18, skipping insertion in model container [2019-11-27 16:23:18,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:18" (1/1) ... [2019-11-27 16:23:18,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:19,073 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:19,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:19,934 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:20,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:20,136 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:20,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20 WrapperNode [2019-11-27 16:23:20,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:20,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:20,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:20,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:20,156 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 16:23:20,199 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 16:23:20,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:20,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:20,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:20,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:20,310 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 16:23:20,311 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 16:23:20,341 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 16:23:20,342 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 16:23:20,385 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 16:23:20,418 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 16:23:20,428 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 16:23:20,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:20,460 INFO L168 Benchmark]: Toolchain (without parser) took 1531.29 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 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:20,461 INFO L168 Benchmark]: CDTParser took 0.49 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 16:23:20,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1215.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:20,463 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.22 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:20,466 INFO L168 Benchmark]: Boogie Preprocessor took 148.89 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:20,477 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 1215.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 158.22 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 148.89 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 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...