./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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.6.ufo.BOUNDED-12.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 cc93cfd37c6ccf591bd367c2557316521258a38d .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.6.ufo.BOUNDED-12.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 cc93cfd37c6ccf591bd367c2557316521258a38d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:06,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:06,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:06,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:06,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:06,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:06,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:06,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:06,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:06,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:06,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:06,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:06,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:06,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:06,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:06,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:06,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:06,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:06,246 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:06,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:06,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:06,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:06,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:06,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:06,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:06,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:06,287 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:06,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:06,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:06,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:06,294 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:06,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:06,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:06,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:06,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:06,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:06,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:06,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:06,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:06,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:06,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:06,316 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:11:06,355 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:06,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:06,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:06,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:06,363 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:06,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:06,364 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:06,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:11:06,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:06,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:06,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:06,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:06,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:06,371 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:06,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:06,372 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:06,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:06,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:06,373 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:06,373 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:06,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:06,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:06,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:06,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:06,377 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:06,377 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:11:06,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:11:06,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:06,378 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 -> cc93cfd37c6ccf591bd367c2557316521258a38d [2019-11-25 23:11:06,913 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:06,946 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:06,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:06,960 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:06,961 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:06,962 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2019-11-25 23:11:07,145 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49a43e861/f9f409622b974b38a3e4eeaf471b872e/FLAGda2ffe76d [2019-11-25 23:11:08,336 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:08,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2019-11-25 23:11:08,367 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49a43e861/f9f409622b974b38a3e4eeaf471b872e/FLAGda2ffe76d [2019-11-25 23:11:08,407 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49a43e861/f9f409622b974b38a3e4eeaf471b872e [2019-11-25 23:11:08,414 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:08,418 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:08,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:08,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:08,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:08,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:08" (1/1) ... [2019-11-25 23:11:08,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:08, skipping insertion in model container [2019-11-25 23:11:08,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:08" (1/1) ... [2019-11-25 23:11:08,463 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:08,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:09,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:09,403 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:09,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:09,661 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:09,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:09 WrapperNode [2019-11-25 23:11:09,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:09,665 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:09,666 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:09,667 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:09,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:09" (1/1) ... [2019-11-25 23:11:09,719 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:09" (1/1) ... [2019-11-25 23:11:09,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:09,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:09,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:09,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:09,823 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:09" (1/1) ... [2019-11-25 23:11:09,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:09" (1/1) ... [2019-11-25 23:11:09,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:09" (1/1) ... [2019-11-25 23:11:09,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:09" (1/1) ... [2019-11-25 23:11:09,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:09" (1/1) ... [2019-11-25 23:11:09,867 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:09" (1/1) ... [2019-11-25 23:11:09,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:09" (1/1) ... [2019-11-25 23:11:09,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:09,904 INFO L168 Benchmark]: Toolchain (without parser) took 1470.70 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:09,905 INFO L168 Benchmark]: CDTParser took 1.52 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. [2019-11-25 23:11:09,910 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1241.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:09,912 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.89 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:09,914 INFO L168 Benchmark]: Boogie Preprocessor took 81.73 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:09,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 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 1241.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 138.89 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 81.73 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:13,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:13,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:13,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:13,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:13,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:13,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:13,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:13,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:13,889 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:13,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:13,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:13,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:13,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:13,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:13,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:13,918 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:13,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:13,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:13,939 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:13,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:13,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:13,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:13,958 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:13,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:13,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:13,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:13,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:13,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:13,975 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:13,977 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:13,978 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:13,980 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:13,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:13,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:13,988 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:13,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:13,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:13,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:13,996 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:13,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:13,999 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:11:14,038 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:14,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:14,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:14,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:14,047 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:14,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:14,049 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:14,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:14,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:14,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:14,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:14,054 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:14,054 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:11:14,055 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:11:14,057 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:14,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:14,057 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:14,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:14,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:14,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:14,062 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:14,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:14,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:14,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:14,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:14,063 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:14,064 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:11:14,064 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:11:14,064 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:14,064 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:11:14,066 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 -> cc93cfd37c6ccf591bd367c2557316521258a38d [2019-11-25 23:11:14,663 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:14,693 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:14,703 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:14,706 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:14,706 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:14,710 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2019-11-25 23:11:14,864 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adff4c681/a44c110c4a3643158eb3e96c4b7ef15e/FLAG4e9addde3 [2019-11-25 23:11:15,977 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:15,978 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2019-11-25 23:11:16,013 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adff4c681/a44c110c4a3643158eb3e96c4b7ef15e/FLAG4e9addde3 [2019-11-25 23:11:16,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adff4c681/a44c110c4a3643158eb3e96c4b7ef15e [2019-11-25 23:11:16,541 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:16,557 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:16,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:16,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:16,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:16,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:16" (1/1) ... [2019-11-25 23:11:16,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:16, skipping insertion in model container [2019-11-25 23:11:16,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:16" (1/1) ... [2019-11-25 23:11:16,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:16,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:17,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:17,631 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:17,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:17,926 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:17,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:17 WrapperNode [2019-11-25 23:11:17,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:17,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:17,930 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:17,930 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:17,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:17" (1/1) ... [2019-11-25 23:11:17,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:17" (1/1) ... [2019-11-25 23:11:18,085 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:18,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:18,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:18,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:18,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:17" (1/1) ... [2019-11-25 23:11:18,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:17" (1/1) ... [2019-11-25 23:11:18,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:17" (1/1) ... [2019-11-25 23:11:18,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:17" (1/1) ... [2019-11-25 23:11:18,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:17" (1/1) ... [2019-11-25 23:11:18,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:17" (1/1) ... [2019-11-25 23:11:18,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:17" (1/1) ... [2019-11-25 23:11:18,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:18,193 INFO L168 Benchmark]: Toolchain (without parser) took 1644.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 979.6 MB in the end (delta: -10.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:18,195 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:18,199 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1367.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 985.3 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:18,200 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.78 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:18,210 INFO L168 Benchmark]: Boogie Preprocessor took 95.25 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:18,219 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1367.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 985.3 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 160.78 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 95.25 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.6 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...