./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.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 ebdcdec259c655ff521ab69febcf300d3cd3f2c8 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_lcr.8.1.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 ebdcdec259c655ff521ab69febcf300d3cd3f2c8 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:25,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:25,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:25,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:25,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:25,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:25,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:25,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:25,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:25,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:25,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:25,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:25,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:25,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:25,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:25,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:25,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:25,376 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:25,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:25,389 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:25,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:25,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:25,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:25,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:25,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:25,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:25,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:25,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:25,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:25,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:25,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:25,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:25,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:25,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:25,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:25,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:25,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:25,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:25,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:25,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:25,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:25,448 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:11:25,487 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:25,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:25,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:25,494 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:25,495 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:25,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:25,498 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:25,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:11:25,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:25,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:25,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:25,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:25,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:25,501 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:25,502 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:25,505 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:25,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:25,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:25,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:25,506 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:25,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:25,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:25,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:25,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:25,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:25,508 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:11:25,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:11:25,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:25,510 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 -> ebdcdec259c655ff521ab69febcf300d3cd3f2c8 [2019-11-25 23:11:26,091 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:26,123 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:26,130 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:26,132 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:26,135 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:26,138 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:11:26,297 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4c60daf0/d16c89c1b8be4fd8944f9cd38124966d/FLAG0b11bbac6 [2019-11-25 23:11:28,323 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:28,332 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:11:28,454 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4c60daf0/d16c89c1b8be4fd8944f9cd38124966d/FLAG0b11bbac6 [2019-11-25 23:11:28,491 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4c60daf0/d16c89c1b8be4fd8944f9cd38124966d [2019-11-25 23:11:28,500 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:28,504 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:28,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:28,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:28,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:28,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:28" (1/1) ... [2019-11-25 23:11:28,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46e0ec2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:28, skipping insertion in model container [2019-11-25 23:11:28,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:28" (1/1) ... [2019-11-25 23:11:28,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:29,725 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:36,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:36,874 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:42,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:42,718 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:42,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:42 WrapperNode [2019-11-25 23:11:42,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:42,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:42,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:42,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:42,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:42" (1/1) ... [2019-11-25 23:11:42,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:42" (1/1) ... [2019-11-25 23:11:43,483 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:43,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:43,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:43,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:43,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:42" (1/1) ... [2019-11-25 23:11:43,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:42" (1/1) ... [2019-11-25 23:11:43,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:42" (1/1) ... [2019-11-25 23:11:43,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:42" (1/1) ... [2019-11-25 23:11:43,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:42" (1/1) ... [2019-11-25 23:11:44,089 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:42" (1/1) ... [2019-11-25 23:11:44,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:42" (1/1) ... [2019-11-25 23:11:44,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:44,339 INFO L168 Benchmark]: Toolchain (without parser) took 15828.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 767.4 MB in the end (delta: 171.3 MB). Peak memory consumption was 171.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:44,340 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:44,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 14219.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 885.0 MB in the end (delta: 53.7 MB). Peak memory consumption was 274.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:44,344 INFO L168 Benchmark]: Boogie Procedure Inliner took 759.94 ms. Allocated memory is still 1.0 GB. Free memory was 885.0 MB in the beginning and 815.5 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:44,348 INFO L168 Benchmark]: Boogie Preprocessor took 842.05 ms. Allocated memory is still 1.0 GB. Free memory was 815.5 MB in the beginning and 767.4 MB in the end (delta: 48.1 MB). Peak memory consumption was 48.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:44,359 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 14219.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 885.0 MB in the end (delta: 53.7 MB). Peak memory consumption was 274.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 759.94 ms. Allocated memory is still 1.0 GB. Free memory was 885.0 MB in the beginning and 815.5 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 842.05 ms. Allocated memory is still 1.0 GB. Free memory was 815.5 MB in the beginning and 767.4 MB in the end (delta: 48.1 MB). Peak memory consumption was 48.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:48,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:48,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:48,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:48,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:48,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:48,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:48,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:48,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:48,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:48,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:48,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:48,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:48,341 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:48,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:48,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:48,350 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:48,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:48,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:48,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:48,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:48,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:48,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:48,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:48,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:48,405 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:48,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:48,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:48,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:48,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:48,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:48,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:48,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:48,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:48,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:48,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:48,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:48,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:48,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:48,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:48,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:48,437 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:11:48,474 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:48,478 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:48,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:48,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:48,483 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:48,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:48,484 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:48,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:48,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:48,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:48,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:48,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:48,488 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:11:48,489 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:11:48,489 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:48,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:48,491 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:48,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:48,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:48,492 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:48,492 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:48,494 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:48,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:48,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:48,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:48,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:48,497 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:11:48,497 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:11:48,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:48,498 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:11:48,499 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 -> ebdcdec259c655ff521ab69febcf300d3cd3f2c8 [2019-11-25 23:11:49,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:49,118 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:49,122 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:49,128 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:49,128 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:49,132 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:11:49,287 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0f64b4a8/fc014314f8bb4c74a104311a45b81fc7/FLAGf7314d93c [2019-11-25 23:11:51,548 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:51,552 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:11:51,741 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0f64b4a8/fc014314f8bb4c74a104311a45b81fc7/FLAGf7314d93c [2019-11-25 23:11:51,783 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0f64b4a8/fc014314f8bb4c74a104311a45b81fc7 [2019-11-25 23:11:51,793 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:51,796 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:51,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:51,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:51,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:51,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:51" (1/1) ... [2019-11-25 23:11:51,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@167f0116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:51, skipping insertion in model container [2019-11-25 23:11:51,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:51" (1/1) ... [2019-11-25 23:11:51,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:52,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:02,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:02,761 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:09,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:09,314 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:09,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09 WrapperNode [2019-11-25 23:12:09,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:09,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:09,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:09,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:09,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:09,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:10,173 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:10,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:10,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:10,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:10,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:10,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:10,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:10,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:10,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:10,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:11,080 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:09" (1/1) ... [2019-11-25 23:12:11,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:11,288 INFO L168 Benchmark]: Toolchain (without parser) took 19484.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 786.2 MB in the end (delta: 152.4 MB). Peak memory consumption was 152.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:11,289 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:12:11,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 17516.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 914.3 MB in the end (delta: 24.4 MB). Peak memory consumption was 287.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:11,293 INFO L168 Benchmark]: Boogie Procedure Inliner took 859.01 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 847.1 MB in the end (delta: 67.2 MB). Peak memory consumption was 67.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:11,297 INFO L168 Benchmark]: Boogie Preprocessor took 1099.96 ms. Allocated memory is still 1.0 GB. Free memory was 847.1 MB in the beginning and 786.2 MB in the end (delta: 60.9 MB). Peak memory consumption was 60.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:11,308 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 17516.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 914.3 MB in the end (delta: 24.4 MB). Peak memory consumption was 287.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 859.01 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 847.1 MB in the end (delta: 67.2 MB). Peak memory consumption was 67.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1099.96 ms. Allocated memory is still 1.0 GB. Free memory was 847.1 MB in the beginning and 786.2 MB in the end (delta: 60.9 MB). Peak memory consumption was 60.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...