./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.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 43cd71b348cb3d2fef0aaed821f84af3772b4847 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.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 43cd71b348cb3d2fef0aaed821f84af3772b4847 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:20:06,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:20:06,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:20:06,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:20:06,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:20:06,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:20:06,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:20:07,005 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:20:07,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:20:07,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:20:07,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:20:07,022 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:20:07,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:20:07,027 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:20:07,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:20:07,030 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:20:07,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:20:07,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:20:07,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:20:07,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:20:07,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:20:07,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:20:07,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:20:07,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:20:07,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:20:07,064 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:20:07,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:20:07,067 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:20:07,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:20:07,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:20:07,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:20:07,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:20:07,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:20:07,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:20:07,078 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:20:07,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:20:07,082 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:20:07,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:20:07,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:20:07,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:20:07,087 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:20:07,088 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:20:07,115 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:20:07,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:20:07,119 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:20:07,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:20:07,121 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:20:07,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:20:07,121 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:20:07,122 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:20:07,122 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:20:07,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:20:07,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:20:07,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:20:07,126 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:20:07,127 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:20:07,127 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:20:07,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:20:07,127 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:20:07,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:20:07,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:20:07,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:20:07,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:20:07,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:20:07,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:20:07,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:20:07,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:20:07,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:20:07,131 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:20:07,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:20:07,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:20:07,132 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 -> 43cd71b348cb3d2fef0aaed821f84af3772b4847 [2019-11-24 21:20:07,582 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:20:07,599 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:20:07,605 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:20:07,610 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:20:07,611 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:20:07,611 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c [2019-11-24 21:20:07,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ce52536b/360981c32bd048b8b69c65082f94ebe2/FLAG02286eea3 [2019-11-24 21:20:08,620 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:20:08,621 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c [2019-11-24 21:20:08,653 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ce52536b/360981c32bd048b8b69c65082f94ebe2/FLAG02286eea3 [2019-11-24 21:20:08,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ce52536b/360981c32bd048b8b69c65082f94ebe2 [2019-11-24 21:20:08,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:20:08,803 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:20:08,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:08,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:20:08,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:20:08,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:08" (1/1) ... [2019-11-24 21:20:08,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:08, skipping insertion in model container [2019-11-24 21:20:08,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:08" (1/1) ... [2019-11-24 21:20:08,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:20:08,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:20:09,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:09,620 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:20:09,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:09,809 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:20:09,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:09 WrapperNode [2019-11-24 21:20:09,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:09,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:09,817 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:20:09,817 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:20:09,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:09" (1/1) ... [2019-11-24 21:20:09,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:09" (1/1) ... [2019-11-24 21:20:09,941 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:09,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:20:09,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:20:09,945 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:20:09,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:09" (1/1) ... [2019-11-24 21:20:09,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:09" (1/1) ... [2019-11-24 21:20:09,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:09" (1/1) ... [2019-11-24 21:20:09,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:09" (1/1) ... [2019-11-24 21:20:10,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:09" (1/1) ... [2019-11-24 21:20:10,046 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:09" (1/1) ... [2019-11-24 21:20:10,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:09" (1/1) ... [2019-11-24 21:20:10,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:20:10,087 INFO L168 Benchmark]: Toolchain (without parser) took 1280.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 968.4 MB in the end (delta: -8.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:20:10,092 INFO L168 Benchmark]: CDTParser took 0.65 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. [2019-11-24 21:20:10,094 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1000.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.9 MB in the end (delta: -19.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:10,096 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.45 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:10,100 INFO L168 Benchmark]: Boogie Preprocessor took 135.76 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:10,114 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65 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 1000.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.9 MB in the end (delta: -19.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 128.45 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 135.76 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.4 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 0.1.24-32f2683 [2019-11-24 21:20:12,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:20:12,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:20:12,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:20:12,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:20:12,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:20:12,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:20:12,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:20:12,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:20:12,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:20:12,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:20:12,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:20:12,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:20:12,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:20:13,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:20:13,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:20:13,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:20:13,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:20:13,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:20:13,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:20:13,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:20:13,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:20:13,028 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:20:13,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:20:13,037 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:20:13,038 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:20:13,038 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:20:13,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:20:13,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:20:13,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:20:13,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:20:13,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:20:13,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:20:13,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:20:13,053 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:20:13,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:20:13,055 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:20:13,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:20:13,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:20:13,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:20:13,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:20:13,062 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:20:13,092 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:20:13,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:20:13,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:20:13,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:20:13,097 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:20:13,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:20:13,099 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:20:13,099 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:20:13,099 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:20:13,099 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:20:13,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:20:13,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:20:13,102 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:20:13,102 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:20:13,103 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:20:13,105 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:20:13,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:20:13,105 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:20:13,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:20:13,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:20:13,106 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:20:13,106 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:20:13,106 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:20:13,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:20:13,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:20:13,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:20:13,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:20:13,111 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:20:13,111 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:20:13,111 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:20:13,112 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:20:13,112 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 -> 43cd71b348cb3d2fef0aaed821f84af3772b4847 [2019-11-24 21:20:13,526 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:20:13,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:20:13,549 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:20:13,552 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:20:13,556 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:20:13,557 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c [2019-11-24 21:20:13,646 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d85311ed7/af3f6b67723041fd9a68979b4e7ac8c8/FLAGb81594bee [2019-11-24 21:20:14,514 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:20:14,515 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c [2019-11-24 21:20:14,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d85311ed7/af3f6b67723041fd9a68979b4e7ac8c8/FLAGb81594bee [2019-11-24 21:20:14,688 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d85311ed7/af3f6b67723041fd9a68979b4e7ac8c8 [2019-11-24 21:20:14,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:20:14,698 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:20:14,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:14,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:20:14,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:20:14,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:14" (1/1) ... [2019-11-24 21:20:14,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6628c258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:14, skipping insertion in model container [2019-11-24 21:20:14,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:14" (1/1) ... [2019-11-24 21:20:14,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:20:14,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:20:15,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:15,536 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:20:15,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:15,785 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:20:15,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:15 WrapperNode [2019-11-24 21:20:15,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:15,787 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:15,787 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:20:15,788 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:20:15,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:15" (1/1) ... [2019-11-24 21:20:15,829 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:15" (1/1) ... [2019-11-24 21:20:15,918 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:15,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:20:15,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:20:15,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:20:15,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:15" (1/1) ... [2019-11-24 21:20:15,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:15" (1/1) ... [2019-11-24 21:20:15,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:15" (1/1) ... [2019-11-24 21:20:15,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:15" (1/1) ... [2019-11-24 21:20:15,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:15" (1/1) ... [2019-11-24 21:20:16,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:15" (1/1) ... [2019-11-24 21:20:16,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:15" (1/1) ... [2019-11-24 21:20:16,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:20:16,075 INFO L168 Benchmark]: Toolchain (without parser) took 1370.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 968.3 MB in the end (delta: -8.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:20:16,077 INFO L168 Benchmark]: CDTParser took 0.23 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. [2019-11-24 21:20:16,078 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1083.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 974.0 MB in the end (delta: -13.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:16,083 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.77 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:20:16,085 INFO L168 Benchmark]: Boogie Preprocessor took 146.73 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:16,094 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1083.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 974.0 MB in the end (delta: -13.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 132.77 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 146.73 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 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...