./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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.5.1.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 77fbe2ff0359d3fbe944f43a6a06723c818f115c ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:29:05,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:29:05,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:29:05,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:29:05,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:29:05,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:29:05,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:29:05,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:29:05,250 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:29:05,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:29:05,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:29:05,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:29:05,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:29:05,271 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:29:05,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:29:05,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:29:05,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:29:05,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:29:05,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:29:05,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:29:05,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:29:05,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:29:05,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:29:05,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:29:05,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:29:05,331 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:29:05,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:29:05,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:29:05,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:29:05,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:29:05,339 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:29:05,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:29:05,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:29:05,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:29:05,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:29:05,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:29:05,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:29:05,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:29:05,355 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:29:05,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:29:05,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:29:05,362 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:29:05,400 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:29:05,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:29:05,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:29:05,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:29:05,409 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:29:05,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:29:05,410 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:29:05,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:29:05,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:29:05,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:29:05,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:29:05,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:29:05,415 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:29:05,416 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:29:05,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:29:05,417 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:29:05,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:29:05,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:29:05,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:29:05,419 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:29:05,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:29:05,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:29:05,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:29:05,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:29:05,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:29:05,424 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:29:05,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:29:05,424 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:29:05,425 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 -> 77fbe2ff0359d3fbe944f43a6a06723c818f115c [2019-11-16 21:29:06,024 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:29:06,051 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:29:06,057 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:29:06,061 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:29:06,065 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:29:06,066 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-16 21:29:06,219 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ece098334/c5b4e634ad0049aaa223e4bec35c0002/FLAG97915559c [2019-11-16 21:29:07,297 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:29:07,302 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-16 21:29:07,332 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ece098334/c5b4e634ad0049aaa223e4bec35c0002/FLAG97915559c [2019-11-16 21:29:07,375 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ece098334/c5b4e634ad0049aaa223e4bec35c0002 [2019-11-16 21:29:07,381 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:29:07,388 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:29:07,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:29:07,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:29:07,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:29:07,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:29:07" (1/1) ... [2019-11-16 21:29:07,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c536972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:29:07, skipping insertion in model container [2019-11-16 21:29:07,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:29:07" (1/1) ... [2019-11-16 21:29:07,429 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:29:07,533 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:29:08,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:29:08,356 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:29:08,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:29:08,573 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:29:08,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:29:08 WrapperNode [2019-11-16 21:29:08,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:29:08,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:29:08,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:29:08,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:29:08,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:29:08" (1/1) ... [2019-11-16 21:29:08,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:29:08" (1/1) ... [2019-11-16 21:29:08,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:29:08,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:29:08,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:29:08,706 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:29:08,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:29:08" (1/1) ... [2019-11-16 21:29:08,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:29:08" (1/1) ... [2019-11-16 21:29:08,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:29:08" (1/1) ... [2019-11-16 21:29:08,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:29:08" (1/1) ... [2019-11-16 21:29:08,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:29:08" (1/1) ... [2019-11-16 21:29:08,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:29:08" (1/1) ... [2019-11-16 21:29:08,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:29:08" (1/1) ... [2019-11-16 21:29:08,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:29:08,798 INFO L168 Benchmark]: Toolchain (without parser) took 1400.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 984.1 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:29:08,801 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-16 21:29:08,815 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1185.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 989.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:29:08,818 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.30 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:29:08,822 INFO L168 Benchmark]: Boogie Preprocessor took 79.32 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:29:08,830 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1185.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 989.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.30 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 79.32 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 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...