./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.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.5.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 32dbbb0235b48f75be83aa632d18480fac0ad0b7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.5.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 32dbbb0235b48f75be83aa632d18480fac0ad0b7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:27:06,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:06,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:06,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:06,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:06,239 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:06,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:06,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:06,260 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:06,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:06,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:06,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:06,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:06,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:06,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:06,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:06,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:06,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:06,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:06,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:06,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:06,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:06,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:06,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:06,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:06,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:06,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:06,321 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:06,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:06,324 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:06,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:06,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:06,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:06,334 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:06,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:06,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:06,339 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:06,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:06,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:06,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:06,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:06,346 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:06,378 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:06,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:06,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:06,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:06,388 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:06,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:06,388 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:06,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:06,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:06,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:06,390 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:06,390 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:06,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:06,390 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:06,391 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:06,391 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:06,392 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:06,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:06,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:06,395 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:06,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:06,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:06,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:06,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:06,396 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:06,396 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:06,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:06,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:06,397 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 -> 32dbbb0235b48f75be83aa632d18480fac0ad0b7 [2019-11-27 16:27:06,835 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:06,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:06,856 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:06,862 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:06,862 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:06,863 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:06,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25cc365a7/6ca68d12b3584520b152c182f646750a/FLAG9ab4fc37a [2019-11-27 16:27:07,763 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:07,765 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:07,789 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25cc365a7/6ca68d12b3584520b152c182f646750a/FLAG9ab4fc37a [2019-11-27 16:27:07,977 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25cc365a7/6ca68d12b3584520b152c182f646750a [2019-11-27 16:27:07,986 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:07,988 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:07,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:07,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:07,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:08,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:07" (1/1) ... [2019-11-27 16:27:08,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:08, skipping insertion in model container [2019-11-27 16:27:08,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:07" (1/1) ... [2019-11-27 16:27:08,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:08,093 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:08,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:08,655 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:08,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:08,829 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:08,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:08 WrapperNode [2019-11-27 16:27:08,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:08,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:08,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:08,832 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:08,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:08" (1/1) ... [2019-11-27 16:27:08,864 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:08" (1/1) ... [2019-11-27 16:27:08,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:08,919 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:08,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:08,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:08,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:08" (1/1) ... [2019-11-27 16:27:08,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:08" (1/1) ... [2019-11-27 16:27:08,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:08" (1/1) ... [2019-11-27 16:27:08,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:08" (1/1) ... [2019-11-27 16:27:08,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:08" (1/1) ... [2019-11-27 16:27:08,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:08" (1/1) ... [2019-11-27 16:27:08,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:08" (1/1) ... [2019-11-27 16:27:08,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:08,986 INFO L168 Benchmark]: Toolchain (without parser) took 992.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.9 MB in the end (delta: -22.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:09,000 INFO L168 Benchmark]: CDTParser took 0.21 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 16:27:09,001 INFO L168 Benchmark]: CACSL2BoogieTranslator took 838.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:09,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.70 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:09,005 INFO L168 Benchmark]: Boogie Preprocessor took 59.40 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:09,013 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 838.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 86.70 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 59.40 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 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 16:27:11,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:11,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:11,707 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:11,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:11,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:11,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:11,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:11,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:11,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:11,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:11,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:11,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:11,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:11,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:11,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:11,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:11,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:11,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:11,766 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:11,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:11,777 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:11,781 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:11,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:11,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:11,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:11,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:11,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:11,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:11,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:11,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:11,794 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:11,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:11,799 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:11,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:11,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:11,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:11,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:11,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:11,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:11,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:11,809 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:27:11,838 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:11,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:11,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:11,843 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:11,843 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:11,843 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:11,846 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:11,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:11,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:11,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:11,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:11,848 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:11,848 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:27:11,848 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:27:11,848 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:11,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:11,849 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:11,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:11,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:11,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:11,851 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:11,851 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:11,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:11,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:11,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:11,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:11,853 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:27:11,853 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:27:11,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:11,855 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:27:11,856 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 -> 32dbbb0235b48f75be83aa632d18480fac0ad0b7 [2019-11-27 16:27:12,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:12,339 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:12,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:12,349 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:12,350 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:12,351 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:12,454 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/257c6229c/6649147bf4594313b8c3a54266ff9e8d/FLAG152dd814e [2019-11-27 16:27:13,251 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:13,253 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:13,280 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/257c6229c/6649147bf4594313b8c3a54266ff9e8d/FLAG152dd814e [2019-11-27 16:27:13,463 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/257c6229c/6649147bf4594313b8c3a54266ff9e8d [2019-11-27 16:27:13,468 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:13,469 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:13,476 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:13,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:13,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:13,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:13" (1/1) ... [2019-11-27 16:27:13,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705aff29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:13, skipping insertion in model container [2019-11-27 16:27:13,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:13" (1/1) ... [2019-11-27 16:27:13,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:13,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:14,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:14,183 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:14,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:14,376 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:14,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:14 WrapperNode [2019-11-27 16:27:14,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:14,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:14,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:14,385 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:14,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:14" (1/1) ... [2019-11-27 16:27:14,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:14" (1/1) ... [2019-11-27 16:27:14,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:14,483 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:14,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:14,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:14,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:14" (1/1) ... [2019-11-27 16:27:14,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:14" (1/1) ... [2019-11-27 16:27:14,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:14" (1/1) ... [2019-11-27 16:27:14,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:14" (1/1) ... [2019-11-27 16:27:14,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:14" (1/1) ... [2019-11-27 16:27:14,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:14" (1/1) ... [2019-11-27 16:27:14,550 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:14" (1/1) ... [2019-11-27 16:27:14,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:14,572 INFO L168 Benchmark]: Toolchain (without parser) took 1097.96 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 974.2 MB in the end (delta: -13.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:14,573 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:14,576 INFO L168 Benchmark]: CACSL2BoogieTranslator took 908.16 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 979.9 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:14,577 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.86 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 16:27:14,582 INFO L168 Benchmark]: Boogie Preprocessor took 82.50 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:14,590 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 908.16 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 979.9 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 97.86 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. * Boogie Preprocessor took 82.50 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 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...