./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.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 185b9307fbc495027d5e0a407f0e1230207491e4 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.3.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 185b9307fbc495027d5e0a407f0e1230207491e4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:06:53,231 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:06:53,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:06:53,268 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:06:53,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:06:53,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:06:53,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:06:53,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:06:53,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:06:53,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:06:53,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:06:53,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:06:53,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:06:53,324 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:06:53,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:06:53,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:06:53,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:06:53,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:06:53,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:06:53,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:06:53,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:06:53,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:06:53,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:06:53,376 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:06:53,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:06:53,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:06:53,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:06:53,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:06:53,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:06:53,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:06:53,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:06:53,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:06:53,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:06:53,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:06:53,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:06:53,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:06:53,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:06:53,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:06:53,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:06:53,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:06:53,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:06:53,416 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:06:53,453 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:06:53,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:06:53,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:06:53,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:06:53,463 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:06:53,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:06:53,463 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:06:53,464 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:06:53,464 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:06:53,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:06:53,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:06:53,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:06:53,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:06:53,468 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:06:53,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:06:53,469 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:06:53,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:06:53,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:06:53,471 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:06:53,471 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:06:53,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:06:53,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:06:53,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:06:53,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:06:53,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:06:53,475 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:06:53,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:06:53,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:06:53,477 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 -> 185b9307fbc495027d5e0a407f0e1230207491e4 [2019-11-25 23:06:53,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:06:54,016 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:06:54,025 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:06:54,026 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:06:54,029 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:06:54,030 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-25 23:06:54,187 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f10229c9/f2dacacd61e042288b3cd1d8703c2b1c/FLAG15ef5cdb2 [2019-11-25 23:06:55,374 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:06:55,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-25 23:06:55,412 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f10229c9/f2dacacd61e042288b3cd1d8703c2b1c/FLAG15ef5cdb2 [2019-11-25 23:06:55,449 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f10229c9/f2dacacd61e042288b3cd1d8703c2b1c [2019-11-25 23:06:55,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:06:55,460 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:06:55,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:55,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:06:55,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:06:55,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:55" (1/1) ... [2019-11-25 23:06:55,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0c7b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:55, skipping insertion in model container [2019-11-25 23:06:55,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:55" (1/1) ... [2019-11-25 23:06:55,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:06:55,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:06:56,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:56,561 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:06:56,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:56,843 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:06:56,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:56 WrapperNode [2019-11-25 23:06:56,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:56,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:56,846 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:06:56,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:06:56,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:56" (1/1) ... [2019-11-25 23:06:56,895 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:56" (1/1) ... [2019-11-25 23:06:57,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:57,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:06:57,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:06:57,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:06:57,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:56" (1/1) ... [2019-11-25 23:06:57,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:56" (1/1) ... [2019-11-25 23:06:57,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:56" (1/1) ... [2019-11-25 23:06:57,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:56" (1/1) ... [2019-11-25 23:06:57,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:56" (1/1) ... [2019-11-25 23:06:57,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:56" (1/1) ... [2019-11-25 23:06:57,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:56" (1/1) ... [2019-11-25 23:06:57,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:06:57,218 INFO L168 Benchmark]: Toolchain (without parser) took 1750.29 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 966.8 MB in the end (delta: 611.2 kB). Peak memory consumption was 676.7 kB. Max. memory is 12.5 GB. [2019-11-25 23:06:57,219 INFO L168 Benchmark]: CDTParser took 1.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:06:57,223 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1382.13 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 978.3 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:57,226 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.46 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:57,232 INFO L168 Benchmark]: Boogie Preprocessor took 196.10 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:57,250 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 1382.13 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 978.3 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 165.46 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 196.10 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 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 0.1.24-65d6cd2 [2019-11-25 23:07:01,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:07:01,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:07:01,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:07:01,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:07:01,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:07:01,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:07:01,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:07:01,082 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:07:01,090 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:07:01,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:07:01,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:07:01,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:07:01,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:07:01,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:07:01,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:07:01,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:07:01,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:07:01,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:07:01,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:07:01,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:07:01,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:07:01,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:07:01,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:07:01,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:07:01,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:07:01,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:07:01,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:07:01,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:07:01,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:07:01,184 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:07:01,185 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:07:01,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:07:01,192 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:07:01,195 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:07:01,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:07:01,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:07:01,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:07:01,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:07:01,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:07:01,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:07:01,207 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:07:01,249 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:07:01,250 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:07:01,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:07:01,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:07:01,255 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:07:01,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:07:01,256 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:07:01,259 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:07:01,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:07:01,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:07:01,261 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:07:01,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:07:01,261 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:07:01,262 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:07:01,262 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:07:01,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:07:01,266 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:07:01,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:07:01,266 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:07:01,267 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:07:01,267 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:07:01,267 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:07:01,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:07:01,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:07:01,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:07:01,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:07:01,269 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:07:01,269 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:07:01,271 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:07:01,271 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:07:01,272 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 -> 185b9307fbc495027d5e0a407f0e1230207491e4 [2019-11-25 23:07:01,814 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:07:01,843 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:07:01,852 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:07:01,854 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:07:01,856 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:07:01,859 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-25 23:07:02,018 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8c48704e/0dadf5542f9b49189048bdd6ac4f0468/FLAG54d50dd3e [2019-11-25 23:07:03,287 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:07:03,288 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-25 23:07:03,328 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8c48704e/0dadf5542f9b49189048bdd6ac4f0468/FLAG54d50dd3e [2019-11-25 23:07:03,845 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8c48704e/0dadf5542f9b49189048bdd6ac4f0468 [2019-11-25 23:07:03,849 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:07:03,853 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:07:03,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:03,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:07:03,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:07:03,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:03" (1/1) ... [2019-11-25 23:07:03,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ac594ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:03, skipping insertion in model container [2019-11-25 23:07:03,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:03" (1/1) ... [2019-11-25 23:07:03,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:07:04,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:07:04,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:05,005 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:07:05,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:05,302 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:07:05,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:05 WrapperNode [2019-11-25 23:07:05,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:05,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:05,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:07:05,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:07:05,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:05" (1/1) ... [2019-11-25 23:07:05,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:05" (1/1) ... [2019-11-25 23:07:05,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:05,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:07:05,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:07:05,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:07:05,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:05" (1/1) ... [2019-11-25 23:07:05,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:05" (1/1) ... [2019-11-25 23:07:05,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:05" (1/1) ... [2019-11-25 23:07:05,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:05" (1/1) ... [2019-11-25 23:07:05,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:05" (1/1) ... [2019-11-25 23:07:05,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:05" (1/1) ... [2019-11-25 23:07:05,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:05" (1/1) ... [2019-11-25 23:07:05,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:07:05,732 INFO L168 Benchmark]: Toolchain (without parser) took 1869.32 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 968.4 MB in the end (delta: -6.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:07:05,733 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:07:05,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1438.27 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 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:05,736 INFO L168 Benchmark]: Boogie Procedure Inliner took 209.34 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:07:05,741 INFO L168 Benchmark]: Boogie Preprocessor took 205.27 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 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. [2019-11-25 23:07:05,751 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1438.27 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 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 209.34 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.27 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 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...