./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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.7.1.ufo.UNBOUNDED.pals.c.v+sep-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 57367a4c4b124f16631d23f6d1dabdaa8b1e85ed ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.7.1.ufo.UNBOUNDED.pals.c.v+sep-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 57367a4c4b124f16631d23f6d1dabdaa8b1e85ed ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:18:39,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:39,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:39,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:39,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:39,213 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:39,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:39,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:39,238 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:39,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:39,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:39,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:39,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:39,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:39,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:39,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:39,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:39,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:39,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:39,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:39,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:39,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:39,315 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:39,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:39,327 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:39,327 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:39,328 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:39,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:39,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:39,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:39,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:39,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:39,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:39,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:39,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:39,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:39,351 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:39,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:39,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:39,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:39,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:39,363 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:18:39,401 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:39,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:39,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:39,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:39,409 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:39,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:39,409 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:39,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:18:39,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:39,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:39,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:39,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:39,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:39,414 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:39,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:39,417 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:39,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:39,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:39,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:39,418 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:39,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:39,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:39,422 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:39,422 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:39,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:39,423 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:18:39,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:18:39,423 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:39,424 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 -> 57367a4c4b124f16631d23f6d1dabdaa8b1e85ed [2019-11-26 17:18:39,958 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:39,984 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:39,993 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:39,995 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:39,995 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:39,999 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:18:40,159 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b50cc1e63/090262aa3a024f4ebca8c3e2a648a21e/FLAG910a601e7 [2019-11-26 17:18:42,115 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:42,117 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:18:42,287 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b50cc1e63/090262aa3a024f4ebca8c3e2a648a21e/FLAG910a601e7 [2019-11-26 17:18:42,322 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b50cc1e63/090262aa3a024f4ebca8c3e2a648a21e [2019-11-26 17:18:42,327 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:42,329 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:42,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:42,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:42,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:42,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:42" (1/1) ... [2019-11-26 17:18:42,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:42, skipping insertion in model container [2019-11-26 17:18:42,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:42" (1/1) ... [2019-11-26 17:18:42,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:43,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:49,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:50,007 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:54,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:54,214 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:54,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:54 WrapperNode [2019-11-26 17:18:54,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:54,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:54,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:54,220 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:54,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:54" (1/1) ... [2019-11-26 17:18:54,430 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:54" (1/1) ... [2019-11-26 17:18:54,932 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:54,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:54,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:54,934 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:54,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:54" (1/1) ... [2019-11-26 17:18:54,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:54" (1/1) ... [2019-11-26 17:18:55,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:54" (1/1) ... [2019-11-26 17:18:55,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:54" (1/1) ... [2019-11-26 17:18:55,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:54" (1/1) ... [2019-11-26 17:18:55,544 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:54" (1/1) ... [2019-11-26 17:18:55,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:54" (1/1) ... [2019-11-26 17:18:55,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:55,930 INFO L168 Benchmark]: Toolchain (without parser) took 13592.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.8 MB in the beginning and 782.7 MB in the end (delta: 150.1 MB). Peak memory consumption was 150.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:55,931 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-26 17:18:55,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11879.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.8 MB in the beginning and 902.0 MB in the end (delta: 30.9 MB). Peak memory consumption was 267.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:55,936 INFO L168 Benchmark]: Boogie Procedure Inliner took 715.66 ms. Allocated memory is still 1.0 GB. Free memory was 902.0 MB in the beginning and 832.3 MB in the end (delta: 69.7 MB). Peak memory consumption was 69.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:55,939 INFO L168 Benchmark]: Boogie Preprocessor took 985.04 ms. Allocated memory is still 1.0 GB. Free memory was 832.3 MB in the beginning and 782.7 MB in the end (delta: 49.6 MB). Peak memory consumption was 49.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:55,950 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 11879.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.8 MB in the beginning and 902.0 MB in the end (delta: 30.9 MB). Peak memory consumption was 267.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 715.66 ms. Allocated memory is still 1.0 GB. Free memory was 902.0 MB in the beginning and 832.3 MB in the end (delta: 69.7 MB). Peak memory consumption was 69.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 985.04 ms. Allocated memory is still 1.0 GB. Free memory was 832.3 MB in the beginning and 782.7 MB in the end (delta: 49.6 MB). Peak memory consumption was 49.6 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 0.1.24-025d5a2 [2019-11-26 17:18:59,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:59,931 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:59,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:59,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:59,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:59,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:59,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:00,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:00,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:00,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:00,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:00,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:00,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:00,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:00,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:00,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:00,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:00,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:00,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:00,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:00,066 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:00,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:00,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:00,083 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:00,084 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:00,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:00,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:00,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:00,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:00,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:00,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:00,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:00,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:00,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:00,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:00,106 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:00,107 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:00,107 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:00,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:00,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:00,118 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:00,157 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:00,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:00,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:00,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:00,164 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:00,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:00,165 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:00,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:00,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:00,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:00,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:00,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:00,169 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:00,170 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:00,170 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:00,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:00,172 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:00,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:00,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:00,175 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:00,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:00,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:00,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:00,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:00,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:00,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:00,180 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:00,180 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:00,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:00,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:00,182 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 -> 57367a4c4b124f16631d23f6d1dabdaa8b1e85ed [2019-11-26 17:19:00,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:00,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:00,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:00,863 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:00,864 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:00,865 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:19:00,985 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ef8fd043/7efbbd048fcc4dbeae961e2d2dba1f06/FLAG8093544e4 [2019-11-26 17:19:03,084 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:03,085 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:19:03,273 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ef8fd043/7efbbd048fcc4dbeae961e2d2dba1f06/FLAG8093544e4 [2019-11-26 17:19:03,673 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ef8fd043/7efbbd048fcc4dbeae961e2d2dba1f06 [2019-11-26 17:19:03,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:03,690 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:03,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:03,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:03,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:03,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:03" (1/1) ... [2019-11-26 17:19:03,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f1affec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:03, skipping insertion in model container [2019-11-26 17:19:03,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:03" (1/1) ... [2019-11-26 17:19:03,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:04,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:12,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:12,922 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:19,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:19,574 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:19,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19 WrapperNode [2019-11-26 17:19:19,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:19,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:19,582 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:19,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:19,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:19,831 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:20,756 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:20,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:20,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:20,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:20,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:20,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:20,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:20,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:21,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:21,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:21,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:21,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:21,875 INFO L168 Benchmark]: Toolchain (without parser) took 18180.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 835.0 MB in the end (delta: 98.0 MB). Peak memory consumption was 98.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:21,878 INFO L168 Benchmark]: CDTParser took 1.33 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. [2019-11-26 17:19:21,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 15882.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 725.3 MB in the end (delta: 207.7 MB). Peak memory consumption was 253.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:21,884 INFO L168 Benchmark]: Boogie Procedure Inliner took 1177.37 ms. Allocated memory is still 1.0 GB. Free memory was 725.3 MB in the beginning and 896.9 MB in the end (delta: -171.6 MB). Peak memory consumption was 92.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:21,887 INFO L168 Benchmark]: Boogie Preprocessor took 1108.14 ms. Allocated memory is still 1.0 GB. Free memory was 896.9 MB in the beginning and 835.0 MB in the end (delta: 61.9 MB). Peak memory consumption was 61.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:21,899 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 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 15882.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 725.3 MB in the end (delta: 207.7 MB). Peak memory consumption was 253.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1177.37 ms. Allocated memory is still 1.0 GB. Free memory was 725.3 MB in the beginning and 896.9 MB in the end (delta: -171.6 MB). Peak memory consumption was 92.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1108.14 ms. Allocated memory is still 1.0 GB. Free memory was 896.9 MB in the beginning and 835.0 MB in the end (delta: 61.9 MB). Peak memory consumption was 61.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...