./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.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.BOUNDED-8.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 53584a9ba29464d634129643179906f33d92fd47 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.BOUNDED-8.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 53584a9ba29464d634129643179906f33d92fd47 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:23:58,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:58,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:58,448 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:58,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:58,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:58,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:58,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:58,477 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:58,480 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:58,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:58,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:58,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:58,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:58,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:58,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:58,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:58,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:58,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:58,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:58,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:58,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:58,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:58,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:58,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:58,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:58,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:58,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:58,530 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:58,531 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:58,531 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:58,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:58,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:58,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:58,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:58,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:58,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:58,541 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:58,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:58,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:58,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:58,549 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:23:58,576 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:58,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:58,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:58,582 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:58,582 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:58,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:58,583 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:58,583 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:23:58,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:58,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:58,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:58,586 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:58,586 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:58,587 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:58,587 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:58,587 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:58,590 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:58,590 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:58,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:58,590 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:58,591 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:58,591 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:58,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:58,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:58,591 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:58,592 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:58,592 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:23:58,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:23:58,592 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:58,592 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 -> 53584a9ba29464d634129643179906f33d92fd47 [2019-11-24 21:23:59,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:59,047 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:59,051 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:59,055 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:59,055 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:59,056 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:23:59,167 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e94bf5cd5/771be31f0ff74c0889e4d813fe24235a/FLAGb7bc8ab64 [2019-11-24 21:24:00,094 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:24:00,095 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:24:00,119 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e94bf5cd5/771be31f0ff74c0889e4d813fe24235a/FLAGb7bc8ab64 [2019-11-24 21:24:00,201 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e94bf5cd5/771be31f0ff74c0889e4d813fe24235a [2019-11-24 21:24:00,207 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:24:00,210 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:24:00,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:00,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:24:00,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:24:00,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:00" (1/1) ... [2019-11-24 21:24:00,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:00, skipping insertion in model container [2019-11-24 21:24:00,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:00" (1/1) ... [2019-11-24 21:24:00,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:24:00,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:24:01,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:01,371 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:24:01,682 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:01,721 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:24:01,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01 WrapperNode [2019-11-24 21:24:01,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:01,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:01,729 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:24:01,729 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:24:01,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:01,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:01,886 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:01,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:24:01,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:24:01,888 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:24:01,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:01,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:01,919 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:01,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:01,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:01,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:01,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:02,019 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:24:02,028 INFO L168 Benchmark]: Toolchain (without parser) took 1815.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 949.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:02,029 INFO L168 Benchmark]: CDTParser took 2.99 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 21:24:02,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1509.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 960.8 MB in the end (delta: -529.0 kB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:02,035 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.95 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:02,036 INFO L168 Benchmark]: Boogie Preprocessor took 135.13 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:02,043 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.99 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 1509.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 960.8 MB in the end (delta: -529.0 kB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.95 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 135.13 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.3 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 21:24:04,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:24:04,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:24:04,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:24:04,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:24:04,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:24:04,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:24:04,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:24:04,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:24:04,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:24:04,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:24:04,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:24:04,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:24:04,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:24:04,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:24:04,908 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:24:04,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:24:04,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:24:04,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:24:04,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:24:04,925 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:24:04,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:24:04,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:24:04,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:24:04,940 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:24:04,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:24:04,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:24:04,946 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:24:04,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:24:04,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:24:04,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:24:04,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:24:04,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:24:04,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:24:04,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:24:04,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:24:04,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:24:04,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:24:04,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:24:04,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:24:04,961 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:24:04,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:24:04,991 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:24:04,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:24:04,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:24:04,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:24:04,998 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:24:04,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:24:04,998 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:24:04,998 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:24:04,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:24:04,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:24:05,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:24:05,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:24:05,003 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:24:05,003 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:24:05,003 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:24:05,004 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:24:05,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:24:05,004 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:24:05,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:24:05,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:24:05,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:24:05,005 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:24:05,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:24:05,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:24:05,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:24:05,008 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:24:05,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:24:05,008 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:24:05,008 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:24:05,009 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:24:05,009 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:24:05,010 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 -> 53584a9ba29464d634129643179906f33d92fd47 [2019-11-24 21:24:05,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:24:05,520 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:24:05,523 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:24:05,526 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:24:05,529 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:24:05,529 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:24:05,639 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c95b36171/8d803e486d4348438c7b740bed21e8ea/FLAGe94ac32c1 [2019-11-24 21:24:06,563 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:24:06,566 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:24:06,589 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c95b36171/8d803e486d4348438c7b740bed21e8ea/FLAGe94ac32c1 [2019-11-24 21:24:06,681 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c95b36171/8d803e486d4348438c7b740bed21e8ea [2019-11-24 21:24:06,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:24:06,691 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:24:06,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:06,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:24:06,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:24:06,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:06" (1/1) ... [2019-11-24 21:24:06,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:06, skipping insertion in model container [2019-11-24 21:24:06,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:06" (1/1) ... [2019-11-24 21:24:06,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:24:06,829 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:24:07,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:08,012 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:24:08,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:08,413 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:24:08,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08 WrapperNode [2019-11-24 21:24:08,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:08,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:08,419 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:24:08,420 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:24:08,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,486 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:08,583 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:24:08,583 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:24:08,583 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:24:08,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:24:08,737 INFO L168 Benchmark]: Toolchain (without parser) took 2041.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 933.6 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:08,738 INFO L168 Benchmark]: CDTParser took 1.41 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 21:24:08,739 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1723.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 950.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:08,740 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.37 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 939.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:08,746 INFO L168 Benchmark]: Boogie Preprocessor took 147.74 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 21:24:08,750 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 1723.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 950.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.37 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 939.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 147.74 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...