./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+nlh-reducer.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-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-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 4fc1e09d0a185b5e28aca558590d685af7160ef3 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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+nlh-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 4fc1e09d0a185b5e28aca558590d685af7160ef3 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:11:33,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:33,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:33,314 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:33,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:33,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:33,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:33,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:33,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:33,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:33,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:33,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:33,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:33,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:33,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:33,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:33,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:33,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:33,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:33,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:33,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:33,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:33,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:33,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:33,426 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:33,426 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:33,427 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:33,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:33,432 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:33,433 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:33,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:33,436 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:33,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:33,442 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:33,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:33,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:33,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:33,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:33,451 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:33,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:33,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:33,459 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:11:33,498 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:33,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:33,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:33,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:33,507 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:33,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:33,507 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:33,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:11:33,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:33,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:33,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:33,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:33,512 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:33,514 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:33,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:33,515 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:33,515 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:33,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:33,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:33,515 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:33,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:33,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:33,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:33,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:33,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:33,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:11:33,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:11:33,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:33,522 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 -> 4fc1e09d0a185b5e28aca558590d685af7160ef3 [2019-11-25 23:11:34,174 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:34,215 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:34,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:34,233 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:34,235 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:34,239 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-25 23:11:34,404 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adda7ecfb/0be504b083b34869a511a894f6eeba72/FLAG4ce01dea8 [2019-11-25 23:11:35,632 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:35,634 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-25 23:11:35,669 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adda7ecfb/0be504b083b34869a511a894f6eeba72/FLAG4ce01dea8 [2019-11-25 23:11:35,709 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adda7ecfb/0be504b083b34869a511a894f6eeba72 [2019-11-25 23:11:35,720 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:35,723 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:35,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:35,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:35,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:35,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:35" (1/1) ... [2019-11-25 23:11:35,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:35, skipping insertion in model container [2019-11-25 23:11:35,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:35" (1/1) ... [2019-11-25 23:11:35,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:35,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:36,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:36,955 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:37,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:37,359 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:37,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37 WrapperNode [2019-11-25 23:11:37,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:37,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:37,374 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:37,374 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:37,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:37,445 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:37,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:37,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:37,594 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:37,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:37,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:37,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:37,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:37,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:37,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:37,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:37,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:37,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:37,768 INFO L168 Benchmark]: Toolchain (without parser) took 2039.05 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 968.2 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:37,770 INFO L168 Benchmark]: CDTParser took 3.43 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 23:11:37,773 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1636.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:37,777 INFO L168 Benchmark]: Boogie Procedure Inliner took 219.87 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:37,781 INFO L168 Benchmark]: Boogie Preprocessor took 163.73 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 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 23:11:37,789 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.43 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 1636.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 219.87 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 163.73 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 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. 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 23:11:41,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:41,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:41,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:41,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:41,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:41,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:41,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:41,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:41,875 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:41,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:41,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:41,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:41,891 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:41,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:41,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:41,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:41,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:41,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:41,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:41,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:41,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:41,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:41,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:41,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:41,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:41,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:41,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:41,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:41,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:41,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:41,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:41,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:41,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:41,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:41,968 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:41,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:41,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:41,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:41,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:41,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:41,979 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:11:42,019 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:42,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:42,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:42,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:42,027 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:42,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:42,029 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:42,029 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:42,031 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:42,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:42,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:42,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:42,034 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:11:42,035 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:11:42,035 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:42,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:42,039 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:42,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:42,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:42,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:42,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:42,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:42,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:42,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:42,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:42,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:42,044 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:11:42,045 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:11:42,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:42,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:11:42,047 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 -> 4fc1e09d0a185b5e28aca558590d685af7160ef3 [2019-11-25 23:11:42,647 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:42,678 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:42,687 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:42,690 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:42,693 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:42,695 INFO L428 ainManager$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+nlh-reducer.c [2019-11-25 23:11:42,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b4344e46/7d13046055b040b6bc5cf39e4ea23ddc/FLAGf62db5a0c [2019-11-25 23:11:44,067 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:44,068 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+nlh-reducer.c [2019-11-25 23:11:44,104 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b4344e46/7d13046055b040b6bc5cf39e4ea23ddc/FLAGf62db5a0c [2019-11-25 23:11:44,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b4344e46/7d13046055b040b6bc5cf39e4ea23ddc [2019-11-25 23:11:44,154 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:44,158 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:44,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:44,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:44,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:44,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:44" (1/1) ... [2019-11-25 23:11:44,182 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 25.11 11:11:44, skipping insertion in model container [2019-11-25 23:11:44,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:44" (1/1) ... [2019-11-25 23:11:44,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:44,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:45,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:45,562 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:45,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:45,964 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:45,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45 WrapperNode [2019-11-25 23:11:45,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:45,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:45,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:45,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:45,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:46,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:46,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:46,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:46,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:46,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:46,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:46,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:46,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:46,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:46,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:46,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:46,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:46,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:46,289 INFO L168 Benchmark]: Toolchain (without parser) took 2129.58 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 967.0 MB in the end (delta: 396.1 kB). Peak memory consumption was 461.7 kB. Max. memory is 12.5 GB. [2019-11-25 23:11:46,291 INFO L168 Benchmark]: CDTParser took 0.39 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 23:11:46,296 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1803.51 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 972.8 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:46,301 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.28 ms. Allocated memory is still 1.0 GB. Free memory was 972.8 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:46,302 INFO L168 Benchmark]: Boogie Preprocessor took 154.69 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:46,310 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1803.51 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 972.8 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 160.28 ms. Allocated memory is still 1.0 GB. Free memory was 972.8 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 154.69 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 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...