./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.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 7261fbf134c178ab1f56e8343beae10e2ada04e7 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.8.ufo.BOUNDED-16.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 7261fbf134c178ab1f56e8343beae10e2ada04e7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:43,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:43,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:43,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:43,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:43,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:43,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:43,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:43,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:43,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:43,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:43,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:43,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:43,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:43,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:43,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:43,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:43,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:43,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:43,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:43,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:43,297 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:43,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:43,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:43,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:43,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:43,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:43,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:43,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:43,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:43,325 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:43,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:43,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:43,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:43,334 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:43,335 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:43,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:43,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:43,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:43,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:43,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:43,349 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:43,388 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:43,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:43,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:43,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:43,398 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:43,398 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:43,399 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:43,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:43,399 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:43,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:43,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:43,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:43,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:43,404 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:43,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:43,404 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:43,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:43,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:43,406 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:43,409 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:43,409 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:43,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:43,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:43,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:43,410 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:43,411 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:43,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:43,414 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:43,414 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 -> 7261fbf134c178ab1f56e8343beae10e2ada04e7 [2019-11-27 10:01:44,025 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:44,053 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:44,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:44,063 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:44,068 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:44,070 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c [2019-11-27 10:01:44,229 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3d449294/aaf2366c713244598ede7a5a52c90653/FLAG35f6c1055 [2019-11-27 10:01:45,446 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:45,452 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c [2019-11-27 10:01:45,489 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3d449294/aaf2366c713244598ede7a5a52c90653/FLAG35f6c1055 [2019-11-27 10:01:45,530 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3d449294/aaf2366c713244598ede7a5a52c90653 [2019-11-27 10:01:45,536 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:45,542 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:45,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:45,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:45,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:45,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:45" (1/1) ... [2019-11-27 10:01:45,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ceee9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:45, skipping insertion in model container [2019-11-27 10:01:45,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:45" (1/1) ... [2019-11-27 10:01:45,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:45,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:46,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:46,542 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:46,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:46,805 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:46,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:46 WrapperNode [2019-11-27 10:01:46,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:46,809 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:46,809 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:46,809 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:46,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:46" (1/1) ... [2019-11-27 10:01:46,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:46" (1/1) ... [2019-11-27 10:01:46,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:46,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:46,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:46,963 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:46,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:46" (1/1) ... [2019-11-27 10:01:46,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:46" (1/1) ... [2019-11-27 10:01:46,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:46" (1/1) ... [2019-11-27 10:01:46,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:46" (1/1) ... [2019-11-27 10:01:47,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:46" (1/1) ... [2019-11-27 10:01:47,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:46" (1/1) ... [2019-11-27 10:01:47,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:46" (1/1) ... [2019-11-27 10:01:47,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:47,085 INFO L168 Benchmark]: Toolchain (without parser) took 1541.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:47,095 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:47,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1262.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:47,105 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.68 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:47,106 INFO L168 Benchmark]: Boogie Preprocessor took 118.71 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:47,114 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1262.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.68 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 118.71 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:50,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:50,994 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:51,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:51,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:51,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:51,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:51,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:51,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:51,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:51,073 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:51,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:51,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:51,083 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:51,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:51,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:51,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:51,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:51,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:51,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:51,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:51,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:51,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:51,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:51,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:51,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:51,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:51,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:51,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:51,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:51,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:51,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:51,158 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:51,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:51,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:51,169 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:51,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:51,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:51,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:51,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:51,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:51,179 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:51,219 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:51,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:51,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:51,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:51,226 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:51,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:51,227 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:51,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:51,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:51,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:51,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:51,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:51,231 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:51,234 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:51,235 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:51,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:51,235 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:51,235 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:51,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:51,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:51,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:51,237 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:51,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:51,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:51,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:51,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:51,240 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:51,240 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:51,241 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:51,242 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:51,243 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 -> 7261fbf134c178ab1f56e8343beae10e2ada04e7 [2019-11-27 10:01:51,796 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:51,831 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:51,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:51,843 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:51,846 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:51,848 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c [2019-11-27 10:01:52,009 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c18959f43/0633af86c9734770895bc87b86da74dc/FLAG32f0a75a4 [2019-11-27 10:01:53,190 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:53,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c [2019-11-27 10:01:53,235 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c18959f43/0633af86c9734770895bc87b86da74dc/FLAG32f0a75a4 [2019-11-27 10:01:53,277 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c18959f43/0633af86c9734770895bc87b86da74dc [2019-11-27 10:01:53,287 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:53,290 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:53,295 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:53,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:53,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:53,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:53" (1/1) ... [2019-11-27 10:01:53,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:53, skipping insertion in model container [2019-11-27 10:01:53,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:53" (1/1) ... [2019-11-27 10:01:53,324 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:53,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:54,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:54,161 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:54,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:54,450 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:54,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54 WrapperNode [2019-11-27 10:01:54,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:54,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:54,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:54,469 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:54,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:54,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:54,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:54,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:54,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:54,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:54,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:54,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:54,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:54,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:54,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:54,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:54,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:54,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:54,845 INFO L168 Benchmark]: Toolchain (without parser) took 1543.31 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 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:54,846 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:54,847 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1158.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:54,850 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.82 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:54,853 INFO L168 Benchmark]: Boogie Preprocessor took 169.97 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:54,866 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1158.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 192.82 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.97 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 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...