./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+cfa-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 6b524b27a1ad5d15812473e74b313ebf11c3dc3c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+cfa-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 6b524b27a1ad5d15812473e74b313ebf11c3dc3c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:52,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:52,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:52,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:52,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:52,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:52,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:52,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:52,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:52,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:52,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:52,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:52,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:52,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:52,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:52,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:52,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:52,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:52,547 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:52,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:52,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:52,567 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:52,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:52,569 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:52,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:52,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:52,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:52,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:52,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:52,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:52,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:52,582 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:52,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:52,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:52,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:52,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:52,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:52,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:52,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:52,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:52,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:52,595 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:52,624 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:52,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:52,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:52,626 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:52,627 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:52,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:52,628 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:52,628 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:52,628 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:52,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:52,632 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:52,632 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:52,632 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:52,633 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:52,633 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:52,633 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:52,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:52,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:52,634 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:52,634 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:52,637 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:52,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:52,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:52,638 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:52,638 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:52,638 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:52,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:52,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:52,639 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 -> 6b524b27a1ad5d15812473e74b313ebf11c3dc3c [2019-11-27 10:04:53,098 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:53,113 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:53,119 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:53,121 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:53,122 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:53,126 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:04:53,226 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a430b19c3/a0a335c7328444bfb0b7db2aa119b8d7/FLAG0cb25a116 [2019-11-27 10:04:54,004 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:54,009 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:04:54,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a430b19c3/a0a335c7328444bfb0b7db2aa119b8d7/FLAG0cb25a116 [2019-11-27 10:04:54,259 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a430b19c3/a0a335c7328444bfb0b7db2aa119b8d7 [2019-11-27 10:04:54,265 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:54,267 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:54,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:54,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:54,271 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:54,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:54" (1/1) ... [2019-11-27 10:04:54,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f762977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:54, skipping insertion in model container [2019-11-27 10:04:54,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:54" (1/1) ... [2019-11-27 10:04:54,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:54,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:54,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:54,893 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:55,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:55,035 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:55,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55 WrapperNode [2019-11-27 10:04:55,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:55,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:55,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:55,038 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:55,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,076 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,135 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:55,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:55,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:55,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:55,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:55,197 INFO L168 Benchmark]: Toolchain (without parser) took 926.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 985.4 MB in the end (delta: -25.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:55,200 INFO L168 Benchmark]: CDTParser took 0.29 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. [2019-11-27 10:04:55,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 769.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.1 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:55,206 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.49 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 985.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:55,209 INFO L168 Benchmark]: Boogie Preprocessor took 54.76 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:55,216 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 769.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.1 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 98.49 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 985.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 54.76 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:57,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:57,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:57,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:57,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:57,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:57,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:57,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:57,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:57,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:57,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:57,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:57,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:57,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:57,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:57,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:57,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:57,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:57,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:57,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:58,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:58,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:58,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:58,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:58,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:58,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:58,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:58,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:58,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:58,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:58,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:58,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:58,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:58,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:58,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:58,031 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:58,032 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:58,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:58,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:58,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:58,037 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:58,038 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:58,065 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:58,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:58,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:58,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:58,071 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:58,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:58,073 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:58,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:58,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:58,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:58,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:58,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:58,075 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:58,077 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:58,077 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:58,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:58,078 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:58,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:58,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:58,079 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:58,079 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:58,079 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:58,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:58,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:58,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:58,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:58,083 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:58,083 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:58,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:58,083 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:58,085 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 -> 6b524b27a1ad5d15812473e74b313ebf11c3dc3c [2019-11-27 10:04:58,536 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:58,550 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:58,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:58,558 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:58,560 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:58,561 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:04:58,669 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73ef65d23/a7eed189515547349f5bfc34f561d5e1/FLAG0c4b2ec74 [2019-11-27 10:04:59,455 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:59,456 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:04:59,479 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73ef65d23/a7eed189515547349f5bfc34f561d5e1/FLAG0c4b2ec74 [2019-11-27 10:04:59,688 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73ef65d23/a7eed189515547349f5bfc34f561d5e1 [2019-11-27 10:04:59,695 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:59,697 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:59,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:59,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:59,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:59,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:59" (1/1) ... [2019-11-27 10:04:59,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:59, skipping insertion in model container [2019-11-27 10:04:59,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:59" (1/1) ... [2019-11-27 10:04:59,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:59,810 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:00,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:00,393 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:00,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:00,564 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:00,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:00 WrapperNode [2019-11-27 10:05:00,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:00,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:00,568 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:00,568 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:00,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:00" (1/1) ... [2019-11-27 10:05:00,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:00" (1/1) ... [2019-11-27 10:05:00,658 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:00,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:00,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:00,662 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:00,678 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:00" (1/1) ... [2019-11-27 10:05:00,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:00" (1/1) ... [2019-11-27 10:05:00,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:00" (1/1) ... [2019-11-27 10:05:00,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:00" (1/1) ... [2019-11-27 10:05:00,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:00" (1/1) ... [2019-11-27 10:05:00,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:00" (1/1) ... [2019-11-27 10:05:00,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:00" (1/1) ... [2019-11-27 10:05:00,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:00,740 INFO L168 Benchmark]: Toolchain (without parser) took 1037.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 979.7 MB in the end (delta: -13.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:00,741 INFO L168 Benchmark]: CDTParser took 1.58 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. [2019-11-27 10:05:00,744 INFO L168 Benchmark]: CACSL2BoogieTranslator took 862.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.4 MB in the end (delta: -19.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:00,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:00,745 INFO L168 Benchmark]: Boogie Preprocessor took 71.31 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:00,750 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.58 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 862.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.4 MB in the end (delta: -19.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 91.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.31 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...