./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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.4.2.ufo.BOUNDED-8.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 c878d4c6ffd1ff0965d17e614910488cd1ba3a61 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.4.2.ufo.BOUNDED-8.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 c878d4c6ffd1ff0965d17e614910488cd1ba3a61 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:53,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:53,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:54,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:54,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:54,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:54,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:54,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:54,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:54,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:54,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:54,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:54,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:54,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:54,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:54,059 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:54,065 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:54,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:54,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:54,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:54,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:54,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:54,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:54,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:54,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:54,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:54,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:54,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:54,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:54,120 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:54,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:54,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:54,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:54,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:54,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:54,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:54,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:54,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:54,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:54,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:54,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:54,145 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:54,184 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:54,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:54,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:54,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:54,198 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:54,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:54,199 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:54,199 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:54,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:54,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:54,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:54,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:54,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:54,205 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:54,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:54,209 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:54,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:54,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:54,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:54,210 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:54,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:54,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:54,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:54,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:54,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:54,214 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:54,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:54,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:54,215 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 -> c878d4c6ffd1ff0965d17e614910488cd1ba3a61 [2019-11-27 10:01:54,784 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:54,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:54,820 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:54,824 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:54,825 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:54,827 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-27 10:01:54,993 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b96b7cd5f/5315114772554928985ca15c1d9b120a/FLAGc5b94cbcf [2019-11-27 10:01:56,198 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:56,203 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-27 10:01:56,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b96b7cd5f/5315114772554928985ca15c1d9b120a/FLAGc5b94cbcf [2019-11-27 10:01:56,283 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b96b7cd5f/5315114772554928985ca15c1d9b120a [2019-11-27 10:01:56,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:56,296 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:56,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:56,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:56,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:56,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:56" (1/1) ... [2019-11-27 10:01:56,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:56, skipping insertion in model container [2019-11-27 10:01:56,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:56" (1/1) ... [2019-11-27 10:01:56,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:56,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:57,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:57,420 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:57,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:57,712 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:57,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:57 WrapperNode [2019-11-27 10:01:57,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:57,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:57,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:57,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:57,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:57" (1/1) ... [2019-11-27 10:01:57,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:57" (1/1) ... [2019-11-27 10:01:57,891 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:57,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:57,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:57,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:57,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:57" (1/1) ... [2019-11-27 10:01:57,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:57" (1/1) ... [2019-11-27 10:01:57,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:57" (1/1) ... [2019-11-27 10:01:57,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:57" (1/1) ... [2019-11-27 10:01:57,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:57" (1/1) ... [2019-11-27 10:01:58,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:57" (1/1) ... [2019-11-27 10:01:58,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:57" (1/1) ... [2019-11-27 10:01:58,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:58,096 INFO L168 Benchmark]: Toolchain (without parser) took 1797.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:58,105 INFO L168 Benchmark]: CDTParser took 0.89 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 10:01:58,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1415.22 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 974.0 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:58,111 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.34 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. [2019-11-27 10:01:58,114 INFO L168 Benchmark]: Boogie Preprocessor took 197.13 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:58,133 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 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 1415.22 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 974.0 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 177.34 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. * Boogie Preprocessor took 197.13 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:02:01,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:02:01,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:02:01,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:02:01,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:02:01,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:02:01,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:02:01,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:02:01,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:02:01,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:02:01,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:02:01,980 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:02:01,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:02:01,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:02:01,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:02:01,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:02:01,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:02:01,999 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:02:02,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:02:02,011 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:02:02,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:02:02,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:02:02,028 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:02:02,032 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:02,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:02,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:02,042 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:02,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:02,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:02,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:02,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:02,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:02,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:02,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:02,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:02,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:02,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:02,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:02,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:02,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:02,070 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:02,071 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:02:02,112 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:02,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:02,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:02,118 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:02,118 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:02,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:02,120 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:02,120 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:02,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:02,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:02,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:02,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:02,125 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:02:02,126 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:02:02,126 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:02,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:02,128 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:02,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:02,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:02,129 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:02,131 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:02,131 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:02,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:02,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:02,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:02,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:02,135 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:02:02,135 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:02:02,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:02,135 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:02:02,138 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 -> c878d4c6ffd1ff0965d17e614910488cd1ba3a61 [2019-11-27 10:02:02,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:02,741 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:02,745 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:02,749 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:02,753 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:02,755 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-27 10:02:02,908 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4883ca691/218402dc596f4852b33e757c60af3329/FLAG37c4b2d90 [2019-11-27 10:02:04,209 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:04,210 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-27 10:02:04,250 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4883ca691/218402dc596f4852b33e757c60af3329/FLAG37c4b2d90 [2019-11-27 10:02:04,279 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4883ca691/218402dc596f4852b33e757c60af3329 [2019-11-27 10:02:04,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:04,287 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:04,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:04,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:04,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:04,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:04" (1/1) ... [2019-11-27 10:02:04,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34eb2bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:04, skipping insertion in model container [2019-11-27 10:02:04,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:04" (1/1) ... [2019-11-27 10:02:04,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:04,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:05,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:05,488 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:05,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:05,826 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:05,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:05 WrapperNode [2019-11-27 10:02:05,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:05,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:05,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:05,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:05,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:05" (1/1) ... [2019-11-27 10:02:05,927 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:05" (1/1) ... [2019-11-27 10:02:06,079 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:06,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:06,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:06,085 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:06,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:05" (1/1) ... [2019-11-27 10:02:06,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:05" (1/1) ... [2019-11-27 10:02:06,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:05" (1/1) ... [2019-11-27 10:02:06,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:05" (1/1) ... [2019-11-27 10:02:06,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:05" (1/1) ... [2019-11-27 10:02:06,255 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:05" (1/1) ... [2019-11-27 10:02:06,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:05" (1/1) ... [2019-11-27 10:02:06,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:06,302 INFO L168 Benchmark]: Toolchain (without parser) took 2010.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.9 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:02:06,306 INFO L168 Benchmark]: CDTParser took 2.95 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 10:02:06,309 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1537.57 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:06,310 INFO L168 Benchmark]: Boogie Procedure Inliner took 237.85 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:02:06,313 INFO L168 Benchmark]: Boogie Preprocessor took 213.68 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:06,324 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.95 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 1537.57 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 237.85 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 213.68 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 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...