./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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.3.1.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 8f5127d70955803df41127d215928a4ef91e235c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.1.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 8f5127d70955803df41127d215928a4ef91e235c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:27:18,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:18,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:18,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:18,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:18,431 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:18,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:18,435 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:18,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:18,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:18,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:18,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:18,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:18,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:18,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:18,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:18,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:18,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:18,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:18,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:18,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:18,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:18,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:18,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:18,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:18,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:18,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:18,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:18,512 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:18,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:18,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:18,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:18,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:18,520 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:18,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:18,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:18,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:18,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:18,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:18,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:18,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:18,530 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:18,559 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:18,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:18,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:18,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:18,564 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:18,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:18,565 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:18,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:18,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:18,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:18,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:18,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:18,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:18,570 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:18,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:18,570 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:18,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:18,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:18,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:18,571 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:18,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:18,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:18,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:18,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:18,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:18,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:18,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:18,574 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:18,576 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 -> 8f5127d70955803df41127d215928a4ef91e235c [2019-11-27 16:27:19,003 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:19,024 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:19,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:19,030 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:19,034 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:19,035 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:19,142 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d4a31b8c/ac690e3332144f0cb5b9276f7c828768/FLAGcd2c24876 [2019-11-27 16:27:19,895 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:19,898 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:19,914 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d4a31b8c/ac690e3332144f0cb5b9276f7c828768/FLAGcd2c24876 [2019-11-27 16:27:20,172 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d4a31b8c/ac690e3332144f0cb5b9276f7c828768 [2019-11-27 16:27:20,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:20,177 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:20,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:20,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:20,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:20,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705aff29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20, skipping insertion in model container [2019-11-27 16:27:20,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,202 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:20,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:20,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:20,744 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:20,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:20,856 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:20,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20 WrapperNode [2019-11-27 16:27:20,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:20,858 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:20,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:20,859 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:20,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,929 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:20,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:20,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:20,931 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:20,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:20,984 INFO L168 Benchmark]: Toolchain (without parser) took 801.36 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 985.6 MB in the end (delta: -25.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:20,985 INFO L168 Benchmark]: CDTParser took 0.24 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 16:27:20,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.08 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 991.3 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:21,000 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.06 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:21,004 INFO L168 Benchmark]: Boogie Preprocessor took 46.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:21,007 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 674.08 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 991.3 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 72.06 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 46.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 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 0.1.24-509859d [2019-11-27 16:27:23,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:23,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:23,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:23,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:23,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:23,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:23,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:23,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:23,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:23,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:23,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:23,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:23,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:23,809 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:23,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:23,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:23,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:23,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:23,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:23,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:23,836 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:23,837 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:23,838 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:23,844 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:23,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:23,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:23,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:23,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:23,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:23,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:23,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:23,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:23,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:23,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:23,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:23,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:23,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:23,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:23,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:23,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:23,865 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:27:23,892 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:23,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:23,896 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:23,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:23,897 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:23,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:23,898 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:23,898 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:23,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:23,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:23,899 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:23,899 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:23,901 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:27:23,901 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:27:23,901 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:23,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:23,902 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:23,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:23,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:23,904 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:23,904 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:23,904 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:23,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:23,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:23,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:23,906 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:23,906 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:27:23,906 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:27:23,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:23,909 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:27:23,910 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 -> 8f5127d70955803df41127d215928a4ef91e235c [2019-11-27 16:27:24,304 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:24,324 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:24,327 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:24,328 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:24,331 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:24,332 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:24,429 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ac9c76bc/f4578c35baca4c7aba9008a4738dc1bf/FLAGcb4ae05ed [2019-11-27 16:27:25,164 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:25,168 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:25,186 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ac9c76bc/f4578c35baca4c7aba9008a4738dc1bf/FLAGcb4ae05ed [2019-11-27 16:27:25,468 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ac9c76bc/f4578c35baca4c7aba9008a4738dc1bf [2019-11-27 16:27:25,473 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:25,475 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:25,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:25,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:25,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:25,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:25" (1/1) ... [2019-11-27 16:27:25,493 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 04:27:25, skipping insertion in model container [2019-11-27 16:27:25,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:25" (1/1) ... [2019-11-27 16:27:25,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:25,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:26,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:26,035 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:26,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:26,166 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:26,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26 WrapperNode [2019-11-27 16:27:26,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:26,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:26,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:26,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:26,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,234 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:26,235 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:26,235 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:26,235 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:26,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:26" (1/1) ... [2019-11-27 16:27:26,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:26,306 INFO L168 Benchmark]: Toolchain (without parser) took 820.72 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 979.9 MB in the end (delta: -13.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:26,306 INFO L168 Benchmark]: CDTParser took 0.28 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 16:27:26,307 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.79 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 985.6 MB in the end (delta: -19.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:26,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.81 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:26,316 INFO L168 Benchmark]: Boogie Preprocessor took 58.65 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:26,321 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 682.79 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 985.6 MB in the end (delta: -19.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 65.81 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 58.65 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 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...