./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+lhb-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_lcr.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 a0e01c91f64f9660dd6264f025ad2ff8ff1cfe86 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.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 a0e01c91f64f9660dd6264f025ad2ff8ff1cfe86 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:24:02,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:24:02,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:24:02,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:24:02,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:24:02,317 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:24:02,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:24:02,339 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:24:02,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:24:02,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:24:02,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:24:02,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:24:02,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:24:02,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:24:02,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:24:02,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:24:02,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:24:02,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:24:02,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:24:02,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:24:02,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:24:02,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:24:02,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:24:02,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:24:02,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:24:02,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:24:02,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:24:02,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:24:02,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:24:02,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:24:02,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:24:02,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:24:02,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:24:02,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:24:02,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:24:02,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:24:02,451 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:24:02,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:24:02,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:24:02,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:24:02,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:24:02,463 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:24:02,516 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:24:02,518 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:24:02,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:24:02,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:24:02,525 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:24:02,526 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:24:02,527 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:24:02,528 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:24:02,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:24:02,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:24:02,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:24:02,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:24:02,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:24:02,535 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:24:02,536 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:24:02,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:24:02,537 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:24:02,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:24:02,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:24:02,540 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:24:02,540 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:24:02,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:24:02,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:24:02,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:24:02,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:24:02,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:24:02,544 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:24:02,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:24:02,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:24:02,546 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 -> a0e01c91f64f9660dd6264f025ad2ff8ff1cfe86 [2019-11-24 21:24:03,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:24:03,148 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:24:03,155 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:24:03,158 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:24:03,160 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:24:03,162 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:24:03,314 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c70dbcfb/bac15afaf3df4354bb1caf54db504945/FLAGe439f67c7 [2019-11-24 21:24:04,709 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:24:04,710 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:24:04,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c70dbcfb/bac15afaf3df4354bb1caf54db504945/FLAGe439f67c7 [2019-11-24 21:24:04,782 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c70dbcfb/bac15afaf3df4354bb1caf54db504945 [2019-11-24 21:24:04,788 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:24:04,792 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:24:04,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:04,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:24:04,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:24:04,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:04" (1/1) ... [2019-11-24 21:24:04,816 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 09:24:04, skipping insertion in model container [2019-11-24 21:24:04,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:04" (1/1) ... [2019-11-24 21:24:04,832 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:24:04,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:24:06,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:06,496 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:24:07,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:07,328 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:24:07,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:07 WrapperNode [2019-11-24 21:24:07,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:07,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:07,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:24:07,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:24:07,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:07" (1/1) ... [2019-11-24 21:24:07,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:07" (1/1) ... [2019-11-24 21:24:07,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:07,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:24:07,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:24:07,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:24:07,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:07" (1/1) ... [2019-11-24 21:24:07,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:07" (1/1) ... [2019-11-24 21:24:07,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:07" (1/1) ... [2019-11-24 21:24:07,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:07" (1/1) ... [2019-11-24 21:24:07,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:07" (1/1) ... [2019-11-24 21:24:07,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:07" (1/1) ... [2019-11-24 21:24:07,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:07" (1/1) ... [2019-11-24 21:24:07,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:24:07,848 INFO L168 Benchmark]: Toolchain (without parser) took 3045.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:07,849 INFO L168 Benchmark]: CDTParser took 3.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:07,850 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2535.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.2 MB in the end (delta: -557.4 kB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:07,850 INFO L168 Benchmark]: Boogie Procedure Inliner took 231.37 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:07,851 INFO L168 Benchmark]: Boogie Preprocessor took 267.94 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:07,859 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2535.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.2 MB in the end (delta: -557.4 kB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 231.37 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 267.94 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 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 21:24:11,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:24:11,797 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:24:11,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:24:11,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:24:11,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:24:11,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:24:11,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:24:11,863 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:24:11,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:24:11,874 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:24:11,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:24:11,880 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:24:11,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:24:11,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:24:11,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:24:11,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:24:11,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:24:11,907 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:24:11,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:24:11,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:24:11,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:24:11,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:24:11,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:24:11,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:24:11,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:24:11,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:24:11,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:24:11,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:24:11,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:24:11,956 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:24:11,957 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:24:11,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:24:11,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:24:11,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:24:11,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:24:11,970 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:24:11,970 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:24:11,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:24:11,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:24:11,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:24:11,980 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:24:12,020 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:24:12,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:24:12,027 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:24:12,028 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:24:12,028 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:24:12,029 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:24:12,031 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:24:12,031 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:24:12,031 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:24:12,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:24:12,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:24:12,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:24:12,035 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:24:12,036 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:24:12,036 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:24:12,038 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:24:12,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:24:12,038 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:24:12,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:24:12,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:24:12,041 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:24:12,041 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:24:12,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:24:12,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:24:12,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:24:12,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:24:12,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:24:12,044 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:24:12,045 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:24:12,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:24:12,048 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:24:12,049 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 -> a0e01c91f64f9660dd6264f025ad2ff8ff1cfe86 [2019-11-24 21:24:12,664 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:24:12,694 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:24:12,703 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:24:12,706 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:24:12,712 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:24:12,713 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:24:12,891 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a797140c/b41cd01044f648c48586ce159dabb363/FLAG613a8ce10 [2019-11-24 21:24:14,247 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:24:14,251 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:24:14,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a797140c/b41cd01044f648c48586ce159dabb363/FLAG613a8ce10 [2019-11-24 21:24:14,327 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a797140c/b41cd01044f648c48586ce159dabb363 [2019-11-24 21:24:14,335 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:24:14,339 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:24:14,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:14,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:24:14,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:24:14,355 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:14" (1/1) ... [2019-11-24 21:24:14,363 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 09:24:14, skipping insertion in model container [2019-11-24 21:24:14,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:14" (1/1) ... [2019-11-24 21:24:14,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:24:14,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:24:16,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:16,262 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:24:16,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:17,041 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:24:17,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:17 WrapperNode [2019-11-24 21:24:17,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:17,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:17,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:24:17,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:24:17,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:17" (1/1) ... [2019-11-24 21:24:17,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:17" (1/1) ... [2019-11-24 21:24:17,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:17,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:24:17,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:24:17,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:24:17,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:17" (1/1) ... [2019-11-24 21:24:17,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:17" (1/1) ... [2019-11-24 21:24:17,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:17" (1/1) ... [2019-11-24 21:24:17,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:17" (1/1) ... [2019-11-24 21:24:17,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:17" (1/1) ... [2019-11-24 21:24:17,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:17" (1/1) ... [2019-11-24 21:24:17,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:17" (1/1) ... [2019-11-24 21:24:17,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:24:17,562 INFO L168 Benchmark]: Toolchain (without parser) took 3218.46 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 933.6 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:17,564 INFO L168 Benchmark]: CDTParser took 0.35 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 21:24:17,567 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2703.67 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 945.1 MB in the end (delta: 22.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:17,568 INFO L168 Benchmark]: Boogie Procedure Inliner took 295.83 ms. Allocated memory is still 1.0 GB. Free memory was 945.1 MB in the beginning and 939.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:17,574 INFO L168 Benchmark]: Boogie Preprocessor took 210.17 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 933.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:17,582 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 2703.67 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 945.1 MB in the end (delta: 22.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 295.83 ms. Allocated memory is still 1.0 GB. Free memory was 945.1 MB in the beginning and 939.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 210.17 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 933.6 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...