./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-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_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-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 193021d1fc9dfe209f6838a15e4e01f59e87f871 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-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 193021d1fc9dfe209f6838a15e4e01f59e87f871 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:09:02,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:02,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:02,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:02,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:02,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:02,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:02,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:02,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:02,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:02,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:02,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:02,221 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:02,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:02,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:02,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:02,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:02,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:02,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:02,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:02,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:02,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:02,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:02,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:02,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:02,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:02,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:02,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:02,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:02,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:02,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:02,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:02,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:02,316 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:02,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:02,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:02,326 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:02,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:02,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:02,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:02,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:02,337 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:09:02,400 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:02,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:02,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:02,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:02,413 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:02,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:02,416 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:02,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:09:02,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:02,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:02,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:02,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:02,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:02,421 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:02,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:02,425 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:02,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:02,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:02,429 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:02,429 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:02,430 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:02,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:02,430 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:02,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:02,431 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:02,432 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:09:02,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:09:02,432 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:02,433 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 -> 193021d1fc9dfe209f6838a15e4e01f59e87f871 [2019-11-25 23:09:02,928 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:02,945 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:02,952 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:02,955 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:02,959 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:02,961 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-25 23:09:03,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/525c46773/6e553216dbfe438d9e12209537ec46dd/FLAG94cc40a7a [2019-11-25 23:09:04,476 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:04,477 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-25 23:09:04,542 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/525c46773/6e553216dbfe438d9e12209537ec46dd/FLAG94cc40a7a [2019-11-25 23:09:04,830 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/525c46773/6e553216dbfe438d9e12209537ec46dd [2019-11-25 23:09:04,833 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:04,835 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:04,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:04,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:04,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:04,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:04" (1/1) ... [2019-11-25 23:09:04,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a3f223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:04, skipping insertion in model container [2019-11-25 23:09:04,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:04" (1/1) ... [2019-11-25 23:09:04,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:05,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:07,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:07,993 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:09,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:09,643 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:09,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:09 WrapperNode [2019-11-25 23:09:09,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:09,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:09,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:09,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:09,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:09" (1/1) ... [2019-11-25 23:09:09,707 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:09" (1/1) ... [2019-11-25 23:09:09,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:09,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:09,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:09,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:09,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:09" (1/1) ... [2019-11-25 23:09:09,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:09" (1/1) ... [2019-11-25 23:09:09,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:09" (1/1) ... [2019-11-25 23:09:09,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:09" (1/1) ... [2019-11-25 23:09:09,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:09" (1/1) ... [2019-11-25 23:09:09,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:09" (1/1) ... [2019-11-25 23:09:09,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:09" (1/1) ... [2019-11-25 23:09:10,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:10,020 INFO L168 Benchmark]: Toolchain (without parser) took 5175.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 919.8 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:10,022 INFO L168 Benchmark]: CDTParser took 0.28 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 23:09:10,023 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4799.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 942.7 MB in the end (delta: 11.8 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:10,027 INFO L168 Benchmark]: Boogie Procedure Inliner took 178.13 ms. Allocated memory is still 1.0 GB. Free memory was 942.7 MB in the beginning and 931.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:10,031 INFO L168 Benchmark]: Boogie Preprocessor took 185.76 ms. Allocated memory is still 1.0 GB. Free memory was 931.3 MB in the beginning and 919.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:10,042 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 4799.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 942.7 MB in the end (delta: 11.8 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 178.13 ms. Allocated memory is still 1.0 GB. Free memory was 942.7 MB in the beginning and 931.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 185.76 ms. Allocated memory is still 1.0 GB. Free memory was 931.3 MB in the beginning and 919.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 23:09:14,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:14,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:14,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:14,063 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:14,065 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:14,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:14,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:14,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:14,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:14,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:14,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:14,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:14,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:14,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:14,128 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:14,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:14,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:14,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:14,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:14,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:14,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:14,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:14,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:14,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:14,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:14,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:14,182 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:14,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:14,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:14,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:14,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:14,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:14,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:14,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:14,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:14,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:14,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:14,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:14,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:14,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:14,207 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:09:14,248 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:14,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:14,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:14,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:14,257 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:14,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:14,258 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:14,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:14,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:14,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:14,261 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:14,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:14,262 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:09:14,263 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:09:14,263 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:14,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:14,266 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:14,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:14,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:14,267 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:14,267 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:14,269 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:14,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:14,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:14,270 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:14,270 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:14,272 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:09:14,272 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:09:14,272 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:14,273 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:09:14,274 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 -> 193021d1fc9dfe209f6838a15e4e01f59e87f871 [2019-11-25 23:09:14,837 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:14,869 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:14,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:14,881 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:14,882 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:14,883 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-25 23:09:15,036 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6872640ff/9b5ca0c05df347c4a691cbc803edcf7d/FLAG1e15ba459 [2019-11-25 23:09:16,531 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:16,533 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-25 23:09:16,590 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6872640ff/9b5ca0c05df347c4a691cbc803edcf7d/FLAG1e15ba459 [2019-11-25 23:09:16,696 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6872640ff/9b5ca0c05df347c4a691cbc803edcf7d [2019-11-25 23:09:16,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:16,721 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:16,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:16,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:16,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:16,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:16" (1/1) ... [2019-11-25 23:09:16,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@281e5afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:16, skipping insertion in model container [2019-11-25 23:09:16,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:16" (1/1) ... [2019-11-25 23:09:16,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:17,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:20,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:20,192 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:23,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:23,207 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:23,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23 WrapperNode [2019-11-25 23:09:23,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:23,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:23,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:23,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:23,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,344 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,520 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:23,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:23,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:23,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:23,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:23,795 INFO L168 Benchmark]: Toolchain (without parser) took 7069.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 873.6 MB in the end (delta: 86.7 MB). Peak memory consumption was 86.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:23,795 INFO L168 Benchmark]: CDTParser took 0.31 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 23:09:23,799 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6485.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 890.7 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:23,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 309.00 ms. Allocated memory is still 1.0 GB. Free memory was 890.7 MB in the beginning and 879.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:23,805 INFO L168 Benchmark]: Boogie Preprocessor took 266.76 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 873.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:23,816 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 6485.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 890.7 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 309.00 ms. Allocated memory is still 1.0 GB. Free memory was 890.7 MB in the beginning and 879.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 266.76 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 873.6 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...