./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.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 92adc2cc664831e4bb863dd422e53a883b0f8952 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.5.1.ufo.BOUNDED-10.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 92adc2cc664831e4bb863dd422e53a883b0f8952 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:28:57,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:57,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:57,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:57,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:57,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:57,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:57,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:57,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:57,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:57,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:57,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:57,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:57,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:57,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:57,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:57,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:57,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:57,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:57,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:57,403 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:57,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:57,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:57,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:57,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:57,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:57,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:57,426 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:57,426 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:57,427 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:57,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:57,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:57,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:57,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:57,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:57,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:57,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:57,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:57,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:57,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:57,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:57,442 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:57,470 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:57,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:57,473 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:57,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:57,476 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:57,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:57,476 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:57,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:57,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:57,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:57,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:57,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:57,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:57,479 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:57,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:57,479 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:57,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:57,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:57,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:57,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:57,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:57,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:57,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:57,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:57,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:57,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:57,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:57,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:57,483 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 -> 92adc2cc664831e4bb863dd422e53a883b0f8952 [2019-11-27 16:28:57,973 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:57,988 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:57,994 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:57,999 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:58,000 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:58,001 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-27 16:28:58,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/502ccc12e/b03236f5946b4622af8beaac4ee8440f/FLAG017970ba8 [2019-11-27 16:28:59,140 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:59,142 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-27 16:28:59,181 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/502ccc12e/b03236f5946b4622af8beaac4ee8440f/FLAG017970ba8 [2019-11-27 16:28:59,629 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/502ccc12e/b03236f5946b4622af8beaac4ee8440f [2019-11-27 16:28:59,632 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:59,634 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:59,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:59,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:59,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:59,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:59" (1/1) ... [2019-11-27 16:28:59,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7edcae6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:59, skipping insertion in model container [2019-11-27 16:28:59,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:59" (1/1) ... [2019-11-27 16:28:59,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:59,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:01,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:01,753 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:02,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:02,774 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:02,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02 WrapperNode [2019-11-27 16:29:02,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:02,779 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:02,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:02,779 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:02,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:02,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:02,987 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:02,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:02,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:02,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:03,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:03,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:03,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:03,028 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:03,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:03,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:03,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:02" (1/1) ... [2019-11-27 16:29:03,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:03,215 INFO L168 Benchmark]: Toolchain (without parser) took 3573.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.0 MB in the end (delta: 64.0 MB). Peak memory consumption was 64.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:03,216 INFO L168 Benchmark]: CDTParser took 1.90 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:03,217 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3138.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 920.7 MB in the end (delta: 35.3 MB). Peak memory consumption was 51.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:03,220 INFO L168 Benchmark]: Boogie Procedure Inliner took 211.81 ms. Allocated memory is still 1.0 GB. Free memory was 920.7 MB in the beginning and 909.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:03,222 INFO L168 Benchmark]: Boogie Preprocessor took 213.97 ms. Allocated memory is still 1.0 GB. Free memory was 909.2 MB in the beginning and 892.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:03,232 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.90 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 3138.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 920.7 MB in the end (delta: 35.3 MB). Peak memory consumption was 51.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 211.81 ms. Allocated memory is still 1.0 GB. Free memory was 920.7 MB in the beginning and 909.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 213.97 ms. Allocated memory is still 1.0 GB. Free memory was 909.2 MB in the beginning and 892.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-509859d [2019-11-27 16:29:05,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:05,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:05,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:05,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:05,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:05,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:06,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:06,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:06,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:06,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:06,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:06,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:06,027 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:06,029 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:06,030 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:06,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:06,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:06,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:06,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:06,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:06,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:06,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:06,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:06,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:06,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:06,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:06,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:06,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:06,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:06,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:06,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:06,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:06,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:06,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:06,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:06,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:06,085 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:06,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:06,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:06,089 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:06,089 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:29:06,117 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:06,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:06,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:06,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:06,123 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:06,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:06,124 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:06,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:06,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:06,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:06,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:06,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:06,129 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:29:06,129 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:29:06,129 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:06,129 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:06,130 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:06,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:06,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:06,130 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:06,131 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:06,131 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:06,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:06,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:06,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:06,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:06,134 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:29:06,134 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:29:06,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:06,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:29:06,135 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 -> 92adc2cc664831e4bb863dd422e53a883b0f8952 [2019-11-27 16:29:06,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:06,593 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:06,599 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:06,601 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:06,604 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:06,605 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-27 16:29:06,707 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b95d513e/696b973347a54018ad247642541551de/FLAGba7f9a031 [2019-11-27 16:29:07,736 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:07,737 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-27 16:29:07,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b95d513e/696b973347a54018ad247642541551de/FLAGba7f9a031 [2019-11-27 16:29:08,225 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b95d513e/696b973347a54018ad247642541551de [2019-11-27 16:29:08,230 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:08,231 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:08,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:08,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:08,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:08,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:08" (1/1) ... [2019-11-27 16:29:08,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@342c5dd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:08, skipping insertion in model container [2019-11-27 16:29:08,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:08" (1/1) ... [2019-11-27 16:29:08,257 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:08,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:10,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:10,582 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:11,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:11,834 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:11,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:11 WrapperNode [2019-11-27 16:29:11,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:11,836 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:11,838 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:11,838 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:11,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:11" (1/1) ... [2019-11-27 16:29:11,932 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:11" (1/1) ... [2019-11-27 16:29:12,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:12,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:12,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:12,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:12,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:11" (1/1) ... [2019-11-27 16:29:12,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:11" (1/1) ... [2019-11-27 16:29:12,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:11" (1/1) ... [2019-11-27 16:29:12,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:11" (1/1) ... [2019-11-27 16:29:12,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:11" (1/1) ... [2019-11-27 16:29:12,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:11" (1/1) ... [2019-11-27 16:29:12,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:11" (1/1) ... [2019-11-27 16:29:12,324 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:12,334 INFO L168 Benchmark]: Toolchain (without parser) took 4095.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 834.8 MB in the end (delta: 121.2 MB). Peak memory consumption was 121.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:12,334 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:12,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3594.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 869.2 MB in the end (delta: 86.8 MB). Peak memory consumption was 86.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:12,339 INFO L168 Benchmark]: Boogie Procedure Inliner took 262.52 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 852.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:12,341 INFO L168 Benchmark]: Boogie Preprocessor took 225.49 ms. Allocated memory is still 1.0 GB. Free memory was 852.0 MB in the beginning and 834.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:12,348 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 3594.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 869.2 MB in the end (delta: 86.8 MB). Peak memory consumption was 86.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 262.52 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 852.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 225.49 ms. Allocated memory is still 1.0 GB. Free memory was 852.0 MB in the beginning and 834.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...