./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+nlh-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 1cc1019dcbbec6c41ba408ba4e195e558055d484 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+nlh-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 1cc1019dcbbec6c41ba408ba4e195e558055d484 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:28:45,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:45,881 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:45,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:45,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:45,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:45,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:45,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:45,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:45,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:45,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:45,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:45,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:45,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:45,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:45,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:45,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:45,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:45,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:45,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:46,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:46,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:46,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:46,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:46,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:46,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:46,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:46,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:46,032 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:46,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:46,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:46,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:46,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:46,043 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:46,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:46,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:46,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:46,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:46,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:46,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:46,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:46,061 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:46,097 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:46,097 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:46,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:46,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:46,105 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:46,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:46,105 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:46,106 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:46,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:46,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:46,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:46,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:46,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:46,110 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:46,111 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:46,111 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:46,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:46,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:46,114 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:46,115 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:46,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:46,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:46,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:46,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:46,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:46,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:46,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:46,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:46,119 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 -> 1cc1019dcbbec6c41ba408ba4e195e558055d484 [2019-11-27 16:28:46,665 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:46,695 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:46,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:46,705 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:46,708 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:46,710 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:28:46,867 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/326d9731d/c3c387a71e4b40acaa71b006c8b573be/FLAG2cb0607bc [2019-11-27 16:28:48,199 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:48,206 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:28:48,262 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/326d9731d/c3c387a71e4b40acaa71b006c8b573be/FLAG2cb0607bc [2019-11-27 16:28:48,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/326d9731d/c3c387a71e4b40acaa71b006c8b573be [2019-11-27 16:28:48,309 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:48,311 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:48,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:48,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:48,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:48,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:48" (1/1) ... [2019-11-27 16:28:48,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@565ca45a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:48, skipping insertion in model container [2019-11-27 16:28:48,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:48" (1/1) ... [2019-11-27 16:28:48,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:48,553 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:50,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:50,297 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:51,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:51,288 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:51,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:51 WrapperNode [2019-11-27 16:28:51,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:51,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:51,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:51,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:51,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:51" (1/1) ... [2019-11-27 16:28:51,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:51" (1/1) ... [2019-11-27 16:28:51,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:51,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:51,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:51,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:51,549 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:51" (1/1) ... [2019-11-27 16:28:51,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:51" (1/1) ... [2019-11-27 16:28:51,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:51" (1/1) ... [2019-11-27 16:28:51,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:51" (1/1) ... [2019-11-27 16:28:51,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:51" (1/1) ... [2019-11-27 16:28:51,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:51" (1/1) ... [2019-11-27 16:28:51,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:51" (1/1) ... [2019-11-27 16:28:51,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:51,751 INFO L168 Benchmark]: Toolchain (without parser) took 3434.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 939.1 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:51,753 INFO L168 Benchmark]: CDTParser took 1.86 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. [2019-11-27 16:28:51,756 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2972.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:51,759 INFO L168 Benchmark]: Boogie Procedure Inliner took 236.51 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:51,763 INFO L168 Benchmark]: Boogie Preprocessor took 214.86 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 939.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:51,774 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.86 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 2972.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 236.51 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 214.86 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 939.1 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 0.1.24-509859d [2019-11-27 16:28:55,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:55,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:55,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:55,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:55,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:55,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:55,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:55,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:55,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:55,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:55,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:55,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:55,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:55,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:55,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:55,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:55,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:55,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:55,789 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:55,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:55,803 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:55,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:55,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:55,819 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:55,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:55,820 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:55,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:55,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:55,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:55,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:55,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:55,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:55,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:55,840 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:55,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:55,843 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:55,843 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:55,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:55,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:55,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:55,852 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:55,891 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:55,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:55,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:55,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:55,898 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:55,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:55,900 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:55,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:55,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:55,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:55,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:55,904 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:55,905 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:55,905 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:55,905 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:55,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:55,908 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:55,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:55,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:55,909 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:55,911 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:55,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:55,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:55,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:55,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:55,914 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:55,914 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:55,915 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:55,915 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:55,915 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:55,919 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 -> 1cc1019dcbbec6c41ba408ba4e195e558055d484 [2019-11-27 16:28:56,484 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:56,513 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:56,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:56,522 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:56,525 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:56,529 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:28:56,693 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45a7fc218/ea15760a4e50403d8810e9e03f8e20b5/FLAGd7102206f [2019-11-27 16:28:58,085 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:58,090 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:28:58,131 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45a7fc218/ea15760a4e50403d8810e9e03f8e20b5/FLAGd7102206f [2019-11-27 16:28:58,172 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45a7fc218/ea15760a4e50403d8810e9e03f8e20b5 [2019-11-27 16:28:58,180 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:58,185 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:58,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:58,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:58,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:58,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:58" (1/1) ... [2019-11-27 16:28:58,208 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 27.11 04:28:58, skipping insertion in model container [2019-11-27 16:28:58,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:58" (1/1) ... [2019-11-27 16:28:58,230 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:58,417 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:00,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:00,385 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:01,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:01,321 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:01,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01 WrapperNode [2019-11-27 16:29:01,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:01,329 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:01,329 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:01,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:01,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:01,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:01,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:01,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:01,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,648 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:01,872 INFO L168 Benchmark]: Toolchain (without parser) took 3681.99 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 914.9 MB in the end (delta: 46.8 MB). Peak memory consumption was 46.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:01,875 INFO L168 Benchmark]: CDTParser took 0.52 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. [2019-11-27 16:29:01,877 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3138.06 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 932.1 MB in the end (delta: 29.6 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:01,878 INFO L168 Benchmark]: Boogie Procedure Inliner took 267.63 ms. Allocated memory is still 1.0 GB. Free memory was 932.1 MB in the beginning and 920.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:01,883 INFO L168 Benchmark]: Boogie Preprocessor took 267.92 ms. Allocated memory is still 1.0 GB. Free memory was 920.6 MB in the beginning and 914.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:01,894 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 3138.06 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 932.1 MB in the end (delta: 29.6 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 267.63 ms. Allocated memory is still 1.0 GB. Free memory was 932.1 MB in the beginning and 920.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 267.92 ms. Allocated memory is still 1.0 GB. Free memory was 920.6 MB in the beginning and 914.9 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...