./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.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 5502f9672f054c34b790763a9f35b59444705f97 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.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 5502f9672f054c34b790763a9f35b59444705f97 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:28:26,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:26,029 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:26,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:26,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:26,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:26,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:26,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:26,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:26,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:26,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:26,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:26,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:26,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:26,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:26,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:26,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:26,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:26,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:26,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:26,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:26,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:26,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:26,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:26,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:26,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:26,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:26,175 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:26,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:26,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:26,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:26,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:26,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:26,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:26,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:26,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:26,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:26,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:26,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:26,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:26,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:26,203 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:26,244 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:26,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:26,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:26,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:26,250 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:26,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:26,251 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:26,254 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:26,254 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:26,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:26,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:26,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:26,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:26,257 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:26,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:26,258 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:26,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:26,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:26,261 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:26,261 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:26,261 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:26,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:26,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:26,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:26,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:26,264 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:26,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:26,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:26,264 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 -> 5502f9672f054c34b790763a9f35b59444705f97 [2019-11-27 16:28:26,881 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:26,910 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:26,918 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:26,924 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:26,924 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:26,926 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:27,094 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5e693c35/6bd5aaa56eb34d7abdeff2d62a8de7bb/FLAG10d90b9f0 [2019-11-27 16:28:28,282 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:28,285 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:28,329 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5e693c35/6bd5aaa56eb34d7abdeff2d62a8de7bb/FLAG10d90b9f0 [2019-11-27 16:28:28,365 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5e693c35/6bd5aaa56eb34d7abdeff2d62a8de7bb [2019-11-27 16:28:28,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:28,372 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:28,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:28,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:28,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:28,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:28,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28, skipping insertion in model container [2019-11-27 16:28:28,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:28,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:28,545 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:29,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:29,621 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:29,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:30,020 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:30,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:30 WrapperNode [2019-11-27 16:28:30,023 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:30,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:30,026 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:30,026 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:30,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:30" (1/1) ... [2019-11-27 16:28:30,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:30" (1/1) ... [2019-11-27 16:28:30,181 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:30,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:30,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:30,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:30,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:30" (1/1) ... [2019-11-27 16:28:30,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:30" (1/1) ... [2019-11-27 16:28:30,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:30" (1/1) ... [2019-11-27 16:28:30,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:30" (1/1) ... [2019-11-27 16:28:30,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:30" (1/1) ... [2019-11-27 16:28:30,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:30" (1/1) ... [2019-11-27 16:28:30,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:30" (1/1) ... [2019-11-27 16:28:30,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:30,340 INFO L168 Benchmark]: Toolchain (without parser) took 1957.47 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 968.0 MB in the end (delta: -6.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:30,341 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:30,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1643.16 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 973.8 MB in the end (delta: -12.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:30,349 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.33 ms. Allocated memory is still 1.0 GB. Free memory was 973.8 MB in the beginning and 968.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:30,351 INFO L168 Benchmark]: Boogie Preprocessor took 141.68 ms. Allocated memory is still 1.0 GB. Free memory is still 968.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:30,362 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1643.16 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 973.8 MB in the end (delta: -12.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 156.33 ms. Allocated memory is still 1.0 GB. Free memory was 973.8 MB in the beginning and 968.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 141.68 ms. Allocated memory is still 1.0 GB. Free memory is still 968.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:28:34,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:34,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:34,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:34,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:34,258 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:34,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:34,278 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:34,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:34,290 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:34,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:34,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:34,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:34,305 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:34,307 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:34,312 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:34,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:34,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:34,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:34,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:34,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:34,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:34,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:34,353 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:34,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:34,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:34,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:34,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:34,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:34,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:34,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:34,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:34,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:34,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:34,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:34,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:34,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:34,385 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:34,385 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:34,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:34,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:34,392 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:34,432 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:34,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:34,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:34,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:34,439 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:34,440 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:34,440 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:34,440 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:34,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:34,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:34,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:34,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:34,445 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:34,445 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:34,446 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:34,447 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:34,447 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:34,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:34,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:34,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:34,450 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:34,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:34,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:34,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:34,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:34,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:34,455 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:34,455 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:34,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:34,456 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:34,457 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 -> 5502f9672f054c34b790763a9f35b59444705f97 [2019-11-27 16:28:35,056 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:35,087 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:35,094 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:35,098 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:35,102 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:35,104 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:35,259 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/babd8a02c/7b0c6b1c33ba415e9ade64924c40c90b/FLAG23f243762 [2019-11-27 16:28:36,406 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:36,409 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:36,438 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/babd8a02c/7b0c6b1c33ba415e9ade64924c40c90b/FLAG23f243762 [2019-11-27 16:28:36,916 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/babd8a02c/7b0c6b1c33ba415e9ade64924c40c90b [2019-11-27 16:28:36,926 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:36,927 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:36,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:36,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:36,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:36,945 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:36" (1/1) ... [2019-11-27 16:28:36,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:36, skipping insertion in model container [2019-11-27 16:28:36,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:36" (1/1) ... [2019-11-27 16:28:36,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:37,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:38,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:38,356 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:38,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:38,695 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:38,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38 WrapperNode [2019-11-27 16:28:38,696 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:38,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:38,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:38,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:38,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:38,741 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:38,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:38,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:38,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:38,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:38,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:38,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:38,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:38,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:38,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:38,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:38,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:38,940 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:38,951 INFO L168 Benchmark]: Toolchain (without parser) took 2016.79 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 973.1 MB in the end (delta: -12.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:38,953 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:38,959 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1762.85 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 978.8 MB in the end (delta: -18.6 MB). Peak memory consumption was 33.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:38,964 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.15 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:38,964 INFO L168 Benchmark]: Boogie Preprocessor took 129.85 ms. Allocated memory is still 1.0 GB. Free memory is still 973.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:38,977 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1762.85 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 978.8 MB in the end (delta: -18.6 MB). Peak memory consumption was 33.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 110.15 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 129.85 ms. Allocated memory is still 1.0 GB. Free memory is still 973.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...