./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.ufo.BOUNDED-6.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 c644ac34449f6b8c07dabd49ef21bac2214b4e88 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.ufo.BOUNDED-6.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 c644ac34449f6b8c07dabd49ef21bac2214b4e88 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:25:04,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:04,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:04,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:04,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:04,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:04,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:04,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:04,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:04,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:04,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:04,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:04,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:04,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:04,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:04,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:04,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:04,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:04,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:04,338 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:04,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:04,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:04,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:04,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:04,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:04,375 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:04,375 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:04,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:04,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:04,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:04,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:04,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:04,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:04,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:04,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:04,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:04,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:04,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:04,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:04,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:04,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:04,409 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:25:04,461 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:04,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:04,469 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:04,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:04,471 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:04,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:04,472 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:04,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:25:04,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:04,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:04,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:04,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:04,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:04,478 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:04,478 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:04,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:04,479 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:04,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:04,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:04,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:04,482 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:04,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:04,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:04,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:04,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:04,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:04,496 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:25:04,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:25:04,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:04,497 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 -> c644ac34449f6b8c07dabd49ef21bac2214b4e88 [2019-11-24 21:25:05,124 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:05,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:05,160 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:05,164 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:05,166 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:05,167 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-24 21:25:05,323 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c75091f53/58d385cb5b5944be9bfb967a890ef090/FLAG3f1bd17a2 [2019-11-24 21:25:06,591 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:06,592 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-24 21:25:06,627 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c75091f53/58d385cb5b5944be9bfb967a890ef090/FLAG3f1bd17a2 [2019-11-24 21:25:07,040 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c75091f53/58d385cb5b5944be9bfb967a890ef090 [2019-11-24 21:25:07,047 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:07,049 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:07,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:07,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:07,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:07,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:07" (1/1) ... [2019-11-24 21:25:07,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:07, skipping insertion in model container [2019-11-24 21:25:07,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:07" (1/1) ... [2019-11-24 21:25:07,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:07,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:08,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:08,401 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:09,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:09,170 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:09,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:09 WrapperNode [2019-11-24 21:25:09,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:09,178 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:09,178 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:09,178 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:09,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:09" (1/1) ... [2019-11-24 21:25:09,271 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:09" (1/1) ... [2019-11-24 21:25:09,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:09,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:09,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:09,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:09,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:09" (1/1) ... [2019-11-24 21:25:09,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:09" (1/1) ... [2019-11-24 21:25:09,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:09" (1/1) ... [2019-11-24 21:25:09,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:09" (1/1) ... [2019-11-24 21:25:09,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:09" (1/1) ... [2019-11-24 21:25:09,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:09" (1/1) ... [2019-11-24 21:25:09,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:09" (1/1) ... [2019-11-24 21:25:09,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:09,630 INFO L168 Benchmark]: Toolchain (without parser) took 2578.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 961.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:09,638 INFO L168 Benchmark]: CDTParser took 1.85 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. [2019-11-24 21:25:09,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2117.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.1 MB in the end (delta: -7.1 MB). Peak memory consumption was 33.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:09,644 INFO L168 Benchmark]: Boogie Procedure Inliner took 257.76 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:09,646 INFO L168 Benchmark]: Boogie Preprocessor took 187.78 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:09,658 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.85 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 2117.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.1 MB in the end (delta: -7.1 MB). Peak memory consumption was 33.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 257.76 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 187.78 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 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 0.1.24-32f2683 [2019-11-24 21:25:13,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:13,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:13,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:13,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:13,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:13,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:13,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:13,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:13,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:13,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:13,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:13,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:13,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:13,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:13,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:13,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:13,999 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:14,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:14,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:14,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:14,025 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:14,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:14,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:14,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:14,042 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:14,042 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:14,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:14,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:14,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:14,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:14,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:14,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:14,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:14,061 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:14,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:14,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:14,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:14,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:14,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:14,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:14,074 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:25:14,116 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:14,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:14,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:14,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:14,124 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:14,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:14,127 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:14,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:14,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:14,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:14,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:14,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:14,132 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:14,133 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:25:14,133 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:25:14,134 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:14,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:14,137 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:14,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:14,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:14,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:14,138 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:14,138 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:14,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:14,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:14,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:14,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:14,142 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:25:14,142 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:25:14,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:14,144 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:25:14,144 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 -> c644ac34449f6b8c07dabd49ef21bac2214b4e88 [2019-11-24 21:25:14,901 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:14,934 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:14,942 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:14,948 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:14,951 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:14,954 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-24 21:25:15,126 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d66c55b9c/9ad95669ed6144a3a43a93aa7da89e0d/FLAGf5c2d0484 [2019-11-24 21:25:16,439 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:16,440 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-24 21:25:16,476 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d66c55b9c/9ad95669ed6144a3a43a93aa7da89e0d/FLAGf5c2d0484 [2019-11-24 21:25:16,513 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d66c55b9c/9ad95669ed6144a3a43a93aa7da89e0d [2019-11-24 21:25:16,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:16,527 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:16,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:16,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:16,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:16,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:16" (1/1) ... [2019-11-24 21:25:16,551 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 24.11 09:25:16, skipping insertion in model container [2019-11-24 21:25:16,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:16" (1/1) ... [2019-11-24 21:25:16,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:16,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:17,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:17,771 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:18,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:18,460 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:18,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18 WrapperNode [2019-11-24 21:25:18,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:18,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:18,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:18,469 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:18,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:18,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:18,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:18,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:18,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,881 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:18,896 INFO L168 Benchmark]: Toolchain (without parser) took 2366.02 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 955.4 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:18,900 INFO L168 Benchmark]: CDTParser took 1.20 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. [2019-11-24 21:25:18,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1937.38 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 961.1 MB in the end (delta: 6.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:18,906 INFO L168 Benchmark]: Boogie Procedure Inliner took 211.48 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:18,908 INFO L168 Benchmark]: Boogie Preprocessor took 207.98 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:25:18,922 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 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 1937.38 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 961.1 MB in the end (delta: 6.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 211.48 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 207.98 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 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...