./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.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-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.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 fe45799b6dbe638c99fca00575c2c49223f0039e ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.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 fe45799b6dbe638c99fca00575c2c49223f0039e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:27:11,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:11,502 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:11,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:11,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:11,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:11,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:11,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:11,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:11,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:11,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:11,577 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:11,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:11,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:11,590 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:11,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:11,595 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:11,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:11,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:11,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:11,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:11,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:11,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:11,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:11,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:11,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:11,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:11,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:11,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:11,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:11,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:11,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:11,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:11,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:11,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:11,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:11,665 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:11,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:11,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:11,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:11,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:11,672 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:11,708 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:11,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:11,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:11,717 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:11,717 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:11,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:11,718 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:11,718 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:11,720 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:11,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:11,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:11,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:11,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:11,723 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:11,723 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:11,725 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:11,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:11,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:11,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:11,727 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:11,727 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:11,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:11,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:11,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:11,731 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:11,731 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:11,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:11,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:11,732 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 -> fe45799b6dbe638c99fca00575c2c49223f0039e [2019-11-27 16:27:12,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:12,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:12,375 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:12,380 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:12,381 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:12,383 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:12,532 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/289256857/2c9db1152db54fdbbe76b5b391f8cdf0/FLAG51e2a321a [2019-11-27 16:27:13,640 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:13,641 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:13,675 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/289256857/2c9db1152db54fdbbe76b5b391f8cdf0/FLAG51e2a321a [2019-11-27 16:27:14,187 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/289256857/2c9db1152db54fdbbe76b5b391f8cdf0 [2019-11-27 16:27:14,196 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:14,198 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:14,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:14,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:14,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:14,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:14" (1/1) ... [2019-11-27 16:27:14,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f374e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:14, skipping insertion in model container [2019-11-27 16:27:14,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:14" (1/1) ... [2019-11-27 16:27:14,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:14,356 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:15,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:15,256 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:15,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:15,548 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:15,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:15 WrapperNode [2019-11-27 16:27:15,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:15,558 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:15,558 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:15,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:15,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:15" (1/1) ... [2019-11-27 16:27:15,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:15" (1/1) ... [2019-11-27 16:27:15,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:15,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:15,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:15,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:15,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:15" (1/1) ... [2019-11-27 16:27:15,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:15" (1/1) ... [2019-11-27 16:27:15,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:15" (1/1) ... [2019-11-27 16:27:15,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:15" (1/1) ... [2019-11-27 16:27:15,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:15" (1/1) ... [2019-11-27 16:27:15,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:15" (1/1) ... [2019-11-27 16:27:15,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:15" (1/1) ... [2019-11-27 16:27:15,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:15,829 INFO L168 Benchmark]: Toolchain (without parser) took 1630.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.0 MB in the end (delta: -10.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:15,837 INFO L168 Benchmark]: CDTParser took 1.06 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:15,838 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1345.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 983.8 MB in the end (delta: -16.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:15,841 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.64 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:15,843 INFO L168 Benchmark]: Boogie Preprocessor took 110.10 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:15,853 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1345.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 983.8 MB in the end (delta: -16.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.64 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 110.10 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.0 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:27:19,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:19,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:19,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:19,746 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:19,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:19,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:19,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:19,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:19,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:19,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:19,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:19,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:19,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:19,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:19,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:19,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:19,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:19,817 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:19,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:19,835 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:19,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:19,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:19,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:19,852 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:19,853 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:19,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:19,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:19,862 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:19,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:19,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:19,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:19,868 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:19,869 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:19,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:19,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:19,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:19,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:19,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:19,878 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:19,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:19,883 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:27:19,919 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:19,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:19,926 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:19,926 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:19,926 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:19,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:19,928 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:19,928 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:19,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:19,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:19,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:19,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:19,931 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:27:19,933 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:27:19,933 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:19,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:19,934 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:19,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:19,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:19,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:19,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:19,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:19,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:19,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:19,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:19,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:19,941 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:27:19,941 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:27:19,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:19,942 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:27:19,943 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 -> fe45799b6dbe638c99fca00575c2c49223f0039e [2019-11-27 16:27:20,502 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:20,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:20,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:20,544 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:20,544 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:20,548 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:20,703 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4cd3bb78/4d2ee31c59b347c7a5c8edc001e0b88b/FLAGa3638add6 [2019-11-27 16:27:21,832 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:21,835 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:21,865 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4cd3bb78/4d2ee31c59b347c7a5c8edc001e0b88b/FLAGa3638add6 [2019-11-27 16:27:21,902 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4cd3bb78/4d2ee31c59b347c7a5c8edc001e0b88b [2019-11-27 16:27:21,910 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:21,912 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:21,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:21,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:21,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:21,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:21" (1/1) ... [2019-11-27 16:27:21,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:21, skipping insertion in model container [2019-11-27 16:27:21,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:21" (1/1) ... [2019-11-27 16:27:21,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:22,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:22,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:23,030 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:23,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:23,329 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:23,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:23 WrapperNode [2019-11-27 16:27:23,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:23,338 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:23,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:23,339 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:23,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:23" (1/1) ... [2019-11-27 16:27:23,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:23" (1/1) ... [2019-11-27 16:27:23,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:23,485 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:23,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:23,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:23,509 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:23" (1/1) ... [2019-11-27 16:27:23,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:23" (1/1) ... [2019-11-27 16:27:23,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:23" (1/1) ... [2019-11-27 16:27:23,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:23" (1/1) ... [2019-11-27 16:27:23,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:23" (1/1) ... [2019-11-27 16:27:23,572 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:23" (1/1) ... [2019-11-27 16:27:23,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:23" (1/1) ... [2019-11-27 16:27:23,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:23,605 INFO L168 Benchmark]: Toolchain (without parser) took 1683.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.8 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:23,606 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:23,608 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1417.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:23,612 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.85 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:23,622 INFO L168 Benchmark]: Boogie Preprocessor took 108.06 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:23,632 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1417.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 145.85 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 108.06 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 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...