./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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.3.4.ufo.UNBOUNDED.pals.c.v+lhb-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 b310993d95a510eb05c106e53b6ad1fce336a40a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.3.4.ufo.UNBOUNDED.pals.c.v+lhb-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 b310993d95a510eb05c106e53b6ad1fce336a40a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:19:04,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:04,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:04,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:04,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:04,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:04,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:04,283 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:04,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:04,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:04,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:04,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:04,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:04,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:04,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:04,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:04,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:04,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:04,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:04,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:04,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:04,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:04,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:04,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:04,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:04,365 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:04,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:04,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:04,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:04,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:04,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:04,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:04,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:04,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:04,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:04,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:04,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:04,385 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:04,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:04,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:04,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:04,395 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:19:04,434 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:04,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:04,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:04,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:04,441 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:04,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:04,444 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:04,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:19:04,445 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:04,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:04,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:04,447 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:04,447 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:04,449 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:04,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:04,450 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:04,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:04,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:04,452 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:04,452 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:04,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:04,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:04,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:04,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:04,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:04,457 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:19:04,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:19:04,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:04,458 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 -> b310993d95a510eb05c106e53b6ad1fce336a40a [2019-11-26 17:19:05,137 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:05,169 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:05,176 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:05,182 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:05,183 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:05,187 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:19:05,362 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afb07c4b9/9984cd57492f4852ba672c4e9edcd845/FLAGcc66d65c1 [2019-11-26 17:19:06,754 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:06,756 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:19:06,783 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afb07c4b9/9984cd57492f4852ba672c4e9edcd845/FLAGcc66d65c1 [2019-11-26 17:19:06,807 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afb07c4b9/9984cd57492f4852ba672c4e9edcd845 [2019-11-26 17:19:06,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:06,812 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:06,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:06,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:06,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:06,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,833 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 26.11 05:19:06, skipping insertion in model container [2019-11-26 17:19:06,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:06,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:08,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:08,367 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:09,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:09,304 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:09,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:09 WrapperNode [2019-11-26 17:19:09,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:09,307 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:09,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:09,308 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:09,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:09" (1/1) ... [2019-11-26 17:19:09,360 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:09" (1/1) ... [2019-11-26 17:19:09,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:09,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:09,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:09,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:09,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:09" (1/1) ... [2019-11-26 17:19:09,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:09" (1/1) ... [2019-11-26 17:19:09,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:09" (1/1) ... [2019-11-26 17:19:09,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:09" (1/1) ... [2019-11-26 17:19:09,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:09" (1/1) ... [2019-11-26 17:19:09,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:09" (1/1) ... [2019-11-26 17:19:09,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:09" (1/1) ... [2019-11-26 17:19:09,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:09,725 INFO L168 Benchmark]: Toolchain (without parser) took 2908.25 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 960.7 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:09,730 INFO L168 Benchmark]: CDTParser took 0.50 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. [2019-11-26 17:19:09,735 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2487.74 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 972.2 MB in the end (delta: -6.2 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:09,739 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.40 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:09,742 INFO L168 Benchmark]: Boogie Preprocessor took 205.59 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:09,756 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 2487.74 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 972.2 MB in the end (delta: -6.2 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 205.40 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.59 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 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 0.1.24-025d5a2 [2019-11-26 17:19:13,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:13,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:13,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:13,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:13,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:13,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:13,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:13,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:13,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:13,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:13,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:13,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:13,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:13,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:13,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:13,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:13,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:13,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:13,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:13,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:13,708 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:13,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:13,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:13,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:13,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:13,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:13,728 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:13,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:13,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:13,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:13,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:13,737 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:13,738 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:13,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:13,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:13,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:13,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:13,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:13,747 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:13,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:13,753 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:13,790 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:13,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:13,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:13,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:13,800 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:13,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:13,800 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:13,801 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:13,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:13,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:13,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:13,803 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:13,805 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:13,806 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:13,806 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:13,806 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:13,806 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:13,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:13,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:13,808 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:13,808 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:13,811 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:13,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:13,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:13,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:13,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:13,812 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:13,812 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:13,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:13,813 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:13,815 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 -> b310993d95a510eb05c106e53b6ad1fce336a40a [2019-11-26 17:19:14,394 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:14,425 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:14,429 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:14,439 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:14,444 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:14,446 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:19:14,600 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/beb201a31/bfe646ef61684283976a7a870535370a/FLAG0fb5be06c [2019-11-26 17:19:15,913 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:15,914 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:19:15,939 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/beb201a31/bfe646ef61684283976a7a870535370a/FLAG0fb5be06c [2019-11-26 17:19:16,346 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/beb201a31/bfe646ef61684283976a7a870535370a [2019-11-26 17:19:16,357 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:16,360 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:16,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:16,366 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:16,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:16,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:16" (1/1) ... [2019-11-26 17:19:16,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:16, skipping insertion in model container [2019-11-26 17:19:16,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:16" (1/1) ... [2019-11-26 17:19:16,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:16,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:18,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:18,088 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:19,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:19,092 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:19,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19 WrapperNode [2019-11-26 17:19:19,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:19,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:19,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:19,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:19,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:19,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:19,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:19,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:19,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:19,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:19,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:19,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:19,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:19,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:19,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:19,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:19,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:19" (1/1) ... [2019-11-26 17:19:19,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:19,616 INFO L168 Benchmark]: Toolchain (without parser) took 3248.92 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 939.0 MB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:19,619 INFO L168 Benchmark]: CDTParser took 0.60 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. [2019-11-26 17:19:19,621 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2729.86 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 950.5 MB in the end (delta: 15.5 MB). Peak memory consumption was 34.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:19,625 INFO L168 Benchmark]: Boogie Procedure Inliner took 271.79 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:19,627 INFO L168 Benchmark]: Boogie Preprocessor took 236.70 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 939.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:19,638 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 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 2729.86 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 950.5 MB in the end (delta: 15.5 MB). Peak memory consumption was 34.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 271.79 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 236.70 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 939.0 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...