./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.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.4.4.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 72b90f150d01f88b1e9966dca88d75bcfbf59574 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.4.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 72b90f150d01f88b1e9966dca88d75bcfbf59574 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:06:54,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:06:54,405 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:06:54,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:06:54,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:06:54,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:06:54,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:06:54,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:06:54,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:06:54,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:06:54,478 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:06:54,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:06:54,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:06:54,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:06:54,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:06:54,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:06:54,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:06:54,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:06:54,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:06:54,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:06:54,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:06:54,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:06:54,535 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:06:54,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:06:54,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:06:54,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:06:54,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:06:54,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:06:54,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:06:54,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:06:54,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:06:54,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:06:54,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:06:54,563 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:06:54,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:06:54,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:06:54,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:06:54,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:06:54,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:06:54,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:06:54,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:06:54,582 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:06:54,623 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:06:54,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:06:54,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:06:54,630 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:06:54,630 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:06:54,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:06:54,631 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:06:54,633 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:06:54,633 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:06:54,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:06:54,635 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:06:54,635 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:06:54,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:06:54,638 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:06:54,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:06:54,639 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:06:54,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:06:54,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:06:54,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:06:54,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:06:54,641 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:06:54,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:06:54,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:06:54,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:06:54,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:06:54,644 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:06:54,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:06:54,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:06:54,646 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 -> 72b90f150d01f88b1e9966dca88d75bcfbf59574 [2019-11-25 23:06:55,218 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:06:55,247 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:06:55,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:06:55,259 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:06:55,261 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:06:55,263 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c [2019-11-25 23:06:55,419 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19bc1ae09/dac7bdf0bc9443cab1354800432c1d80/FLAG6d21c7dc3 [2019-11-25 23:06:56,567 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:06:56,570 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c [2019-11-25 23:06:56,602 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19bc1ae09/dac7bdf0bc9443cab1354800432c1d80/FLAG6d21c7dc3 [2019-11-25 23:06:56,642 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19bc1ae09/dac7bdf0bc9443cab1354800432c1d80 [2019-11-25 23:06:56,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:06:56,651 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:06:56,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:56,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:06:56,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:06:56,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:56" (1/1) ... [2019-11-25 23:06:56,677 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 25.11 11:06:56, skipping insertion in model container [2019-11-25 23:06:56,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:56" (1/1) ... [2019-11-25 23:06:56,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:06:56,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:06:57,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:57,746 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:06:57,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:58,021 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:06:58,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:58 WrapperNode [2019-11-25 23:06:58,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:58,023 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:58,023 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:06:58,024 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:06:58,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:58" (1/1) ... [2019-11-25 23:06:58,067 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:58" (1/1) ... [2019-11-25 23:06:58,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:58,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:06:58,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:06:58,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:06:58,185 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:58" (1/1) ... [2019-11-25 23:06:58,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:58" (1/1) ... [2019-11-25 23:06:58,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:58" (1/1) ... [2019-11-25 23:06:58,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:58" (1/1) ... [2019-11-25 23:06:58,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:58" (1/1) ... [2019-11-25 23:06:58,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:58" (1/1) ... [2019-11-25 23:06:58,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:58" (1/1) ... [2019-11-25 23:06:58,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:06:58,364 INFO L168 Benchmark]: Toolchain (without parser) took 1704.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-25 23:06:58,369 INFO L168 Benchmark]: CDTParser took 2.93 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 23:06:58,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1365.26 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. [2019-11-25 23:06:58,376 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.73 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:58,384 INFO L168 Benchmark]: Boogie Preprocessor took 186.26 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 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. [2019-11-25 23:06:58,393 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.93 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 1365.26 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 143.73 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.26 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 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 0.1.24-65d6cd2 [2019-11-25 23:07:02,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:07:02,101 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:07:02,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:07:02,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:07:02,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:07:02,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:07:02,160 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:07:02,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:07:02,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:07:02,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:07:02,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:07:02,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:07:02,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:07:02,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:07:02,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:07:02,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:07:02,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:07:02,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:07:02,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:07:02,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:07:02,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:07:02,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:07:02,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:07:02,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:07:02,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:07:02,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:07:02,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:07:02,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:07:02,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:07:02,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:07:02,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:07:02,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:07:02,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:07:02,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:07:02,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:07:02,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:07:02,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:07:02,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:07:02,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:07:02,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:07:02,273 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:07:02,313 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:07:02,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:07:02,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:07:02,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:07:02,321 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:07:02,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:07:02,322 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:07:02,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:07:02,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:07:02,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:07:02,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:07:02,327 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:07:02,328 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:07:02,328 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:07:02,329 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:07:02,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:07:02,329 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:07:02,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:07:02,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:07:02,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:07:02,332 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:07:02,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:07:02,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:07:02,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:07:02,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:07:02,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:07:02,335 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:07:02,336 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:07:02,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:07:02,336 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:07:02,338 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 -> 72b90f150d01f88b1e9966dca88d75bcfbf59574 [2019-11-25 23:07:02,970 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:07:03,004 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:07:03,010 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:07:03,015 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:07:03,018 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:07:03,020 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c [2019-11-25 23:07:03,182 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/253f63721/8c30816267274b1fa8eb2b0fb71bd80c/FLAG0dcb48739 [2019-11-25 23:07:04,405 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:07:04,415 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c [2019-11-25 23:07:04,455 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/253f63721/8c30816267274b1fa8eb2b0fb71bd80c/FLAG0dcb48739 [2019-11-25 23:07:04,490 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/253f63721/8c30816267274b1fa8eb2b0fb71bd80c [2019-11-25 23:07:04,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:07:04,498 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:07:04,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:04,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:07:04,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:07:04,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:04" (1/1) ... [2019-11-25 23:07:04,531 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 25.11 11:07:04, skipping insertion in model container [2019-11-25 23:07:04,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:04" (1/1) ... [2019-11-25 23:07:04,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:07:04,666 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:07:05,693 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:05,725 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:07:06,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:06,058 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:07:06,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06 WrapperNode [2019-11-25 23:07:06,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:06,061 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:06,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:07:06,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:07:06,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:06,146 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:06,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:06,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:07:06,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:07:06,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:07:06,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:06,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:06,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:06,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:06,392 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:06,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:06,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:06" (1/1) ... [2019-11-25 23:07:06,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:07:06,512 INFO L168 Benchmark]: Toolchain (without parser) took 2005.43 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 962.6 MB in the end (delta: -910.4 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:07:06,515 INFO L168 Benchmark]: CDTParser took 0.42 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 23:07:06,522 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1550.16 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 968.3 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:06,523 INFO L168 Benchmark]: Boogie Procedure Inliner took 221.76 ms. Allocated memory is still 1.0 GB. Free memory is still 968.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:07:06,524 INFO L168 Benchmark]: Boogie Preprocessor took 217.18 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:06,539 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1550.16 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 968.3 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 221.76 ms. Allocated memory is still 1.0 GB. Free memory is still 968.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 217.18 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...