./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+sep-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.7.1.ufo.UNBOUNDED.pals.c.v+sep-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 57367a4c4b124f16631d23f6d1dabdaa8b1e85ed .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.7.1.ufo.UNBOUNDED.pals.c.v+sep-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 57367a4c4b124f16631d23f6d1dabdaa8b1e85ed .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:28:08,872 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:08,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:08,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:08,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:08,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:08,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:08,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:08,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:08,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:08,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:08,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:08,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:08,966 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:08,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:08,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:08,977 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:08,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:08,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:08,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:09,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:09,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:09,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:09,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:09,027 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:09,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:09,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:09,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:09,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:09,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:09,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:09,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:09,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:09,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:09,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:09,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:09,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:09,055 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:09,055 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:09,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:09,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:09,062 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:09,103 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:09,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:09,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:09,110 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:09,110 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:09,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:09,112 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:09,112 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:09,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:09,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:09,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:09,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:09,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:09,117 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:09,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:09,120 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:09,121 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:09,121 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:09,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:09,122 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:09,122 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:09,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:09,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:09,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:09,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:09,126 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:09,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:09,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:09,127 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 -> 57367a4c4b124f16631d23f6d1dabdaa8b1e85ed [2019-11-27 16:28:09,721 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:09,752 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:09,760 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:09,763 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:09,767 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:09,768 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:28:09,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d51fca44/1d19ba31d9dd4e12904324296f90b941/FLAG8cf72e7ff [2019-11-27 16:28:12,002 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:12,007 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:28:12,131 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d51fca44/1d19ba31d9dd4e12904324296f90b941/FLAG8cf72e7ff [2019-11-27 16:28:12,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d51fca44/1d19ba31d9dd4e12904324296f90b941 [2019-11-27 16:28:12,183 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:12,188 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:12,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:12,195 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:12,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:12,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:12" (1/1) ... [2019-11-27 16:28:12,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46e0ec2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:12, skipping insertion in model container [2019-11-27 16:28:12,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:12" (1/1) ... [2019-11-27 16:28:12,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:13,110 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:20,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:20,093 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:24,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:24,294 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:24,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:24 WrapperNode [2019-11-27 16:28:24,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:24,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:24,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:24,306 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:24,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:24" (1/1) ... [2019-11-27 16:28:24,523 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:24" (1/1) ... [2019-11-27 16:28:25,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:25,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:25,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:25,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:25,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:24" (1/1) ... [2019-11-27 16:28:25,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:24" (1/1) ... [2019-11-27 16:28:25,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:24" (1/1) ... [2019-11-27 16:28:25,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:24" (1/1) ... [2019-11-27 16:28:25,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:24" (1/1) ... [2019-11-27 16:28:25,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:24" (1/1) ... [2019-11-27 16:28:25,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:24" (1/1) ... [2019-11-27 16:28:25,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:25,920 INFO L168 Benchmark]: Toolchain (without parser) took 13727.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.4 MB in the beginning and 787.7 MB in the end (delta: 143.7 MB). Peak memory consumption was 143.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:25,922 INFO L168 Benchmark]: CDTParser took 0.32 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 16:28:25,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12112.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.4 MB in the beginning and 901.7 MB in the end (delta: 29.6 MB). Peak memory consumption was 266.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:25,928 INFO L168 Benchmark]: Boogie Procedure Inliner took 770.89 ms. Allocated memory is still 1.0 GB. Free memory was 901.7 MB in the beginning and 837.0 MB in the end (delta: 64.8 MB). Peak memory consumption was 64.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:25,932 INFO L168 Benchmark]: Boogie Preprocessor took 834.41 ms. Allocated memory is still 1.0 GB. Free memory was 837.0 MB in the beginning and 787.7 MB in the end (delta: 49.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:25,944 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 12112.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.4 MB in the beginning and 901.7 MB in the end (delta: 29.6 MB). Peak memory consumption was 266.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 770.89 ms. Allocated memory is still 1.0 GB. Free memory was 901.7 MB in the beginning and 837.0 MB in the end (delta: 64.8 MB). Peak memory consumption was 64.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 834.41 ms. Allocated memory is still 1.0 GB. Free memory was 837.0 MB in the beginning and 787.7 MB in the end (delta: 49.2 MB). Peak memory consumption was 49.2 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 0.1.24-509859d [2019-11-27 16:28:29,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:29,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:29,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:29,926 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:29,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:29,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:29,950 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:29,953 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:29,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:29,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:29,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:29,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:29,975 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:29,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:29,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:29,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:29,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:29,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:30,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:30,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:30,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:30,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:30,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:30,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:30,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:30,036 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:30,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:30,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:30,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:30,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:30,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:30,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:30,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:30,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:30,055 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:30,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:30,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:30,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:30,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:30,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:30,065 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:30,103 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:30,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:30,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:30,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:30,110 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:30,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:30,112 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:30,112 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:30,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:30,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:30,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:30,115 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:30,118 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:30,119 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:30,119 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:30,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:30,120 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:30,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:30,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:30,123 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:30,123 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:30,124 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:30,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:30,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:30,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:30,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:30,125 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:30,125 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:30,125 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:30,126 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:30,129 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 -> 57367a4c4b124f16631d23f6d1dabdaa8b1e85ed [2019-11-27 16:28:30,660 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:30,686 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:30,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:30,697 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:30,701 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:30,703 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:28:30,860 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0fcdcd97/3bfa0f04870e4ca49ea5904d47228a44/FLAG2e0b4d1f7 [2019-11-27 16:28:32,991 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:32,992 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:28:33,126 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0fcdcd97/3bfa0f04870e4ca49ea5904d47228a44/FLAG2e0b4d1f7 [2019-11-27 16:28:33,166 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0fcdcd97/3bfa0f04870e4ca49ea5904d47228a44 [2019-11-27 16:28:33,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:33,180 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:33,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:33,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:33,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:33,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:33,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df67feb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33, skipping insertion in model container [2019-11-27 16:28:33,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:33,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:34,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:42,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:42,113 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:47,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:47,729 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:47,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:47 WrapperNode [2019-11-27 16:28:47,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:47,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:47,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:47,733 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:47,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:47" (1/1) ... [2019-11-27 16:28:47,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:47" (1/1) ... [2019-11-27 16:28:49,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:49,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:49,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:49,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:49,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:47" (1/1) ... [2019-11-27 16:28:49,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:47" (1/1) ... [2019-11-27 16:28:49,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:47" (1/1) ... [2019-11-27 16:28:49,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:47" (1/1) ... [2019-11-27 16:28:49,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:47" (1/1) ... [2019-11-27 16:28:49,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:47" (1/1) ... [2019-11-27 16:28:50,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:47" (1/1) ... [2019-11-27 16:28:50,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:50,238 INFO L168 Benchmark]: Toolchain (without parser) took 17051.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.4 MB in the beginning and 828.1 MB in the end (delta: 103.3 MB). Peak memory consumption was 103.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:50,239 INFO L168 Benchmark]: CDTParser took 0.36 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 16:28:50,242 INFO L168 Benchmark]: CACSL2BoogieTranslator took 14546.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.4 MB in the beginning and 720.1 MB in the end (delta: 211.3 MB). Peak memory consumption was 251.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:50,244 INFO L168 Benchmark]: Boogie Procedure Inliner took 1466.68 ms. Allocated memory is still 1.0 GB. Free memory was 720.1 MB in the beginning and 894.7 MB in the end (delta: -174.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:50,249 INFO L168 Benchmark]: Boogie Preprocessor took 1031.30 ms. Allocated memory is still 1.0 GB. Free memory was 894.7 MB in the beginning and 828.1 MB in the end (delta: 66.6 MB). Peak memory consumption was 66.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:50,259 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 14546.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.4 MB in the beginning and 720.1 MB in the end (delta: 211.3 MB). Peak memory consumption was 251.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1466.68 ms. Allocated memory is still 1.0 GB. Free memory was 720.1 MB in the beginning and 894.7 MB in the end (delta: -174.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1031.30 ms. Allocated memory is still 1.0 GB. Free memory was 894.7 MB in the beginning and 828.1 MB in the end (delta: 66.6 MB). Peak memory consumption was 66.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...