./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+lhb-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.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a8a0d13e29e4cffaf1a33aba35bbf6f82f23702e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a8a0d13e29e4cffaf1a33aba35bbf6f82f23702e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:27:30,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:30,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:30,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:30,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:30,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:31,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:31,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:31,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:31,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:31,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:31,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:31,035 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:31,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:31,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:31,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:31,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:31,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:31,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:31,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:31,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:31,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:31,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:31,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:31,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:31,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:31,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:31,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:31,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:31,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:31,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:31,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:31,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:31,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:31,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:31,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:31,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:31,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:31,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:31,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:31,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:31,130 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:31,170 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:31,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:31,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:31,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:31,178 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:31,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:31,179 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:31,181 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:31,181 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:31,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:31,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:31,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:31,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:31,187 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:31,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:31,188 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:31,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:31,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:31,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:31,189 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:31,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:31,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:31,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:31,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:31,192 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:31,192 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:31,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:31,193 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:31,194 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 -> a8a0d13e29e4cffaf1a33aba35bbf6f82f23702e [2019-11-27 16:27:31,779 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:31,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:31,817 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:31,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:31,821 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:31,824 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:27:31,984 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/450ce6149/e7377e04c7a24a9a93debac3bc588532/FLAG85e832f0a [2019-11-27 16:27:33,337 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:33,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:27:33,375 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/450ce6149/e7377e04c7a24a9a93debac3bc588532/FLAG85e832f0a [2019-11-27 16:27:33,415 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/450ce6149/e7377e04c7a24a9a93debac3bc588532 [2019-11-27 16:27:33,424 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:33,426 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:33,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:33,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:33,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:33,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:33" (1/1) ... [2019-11-27 16:27:33,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:33, skipping insertion in model container [2019-11-27 16:27:33,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:33" (1/1) ... [2019-11-27 16:27:33,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:33,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:34,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:34,936 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:35,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:35,706 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:35,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:35 WrapperNode [2019-11-27 16:27:35,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:35,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:35,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:35,711 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:35,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:35" (1/1) ... [2019-11-27 16:27:35,788 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:35" (1/1) ... [2019-11-27 16:27:35,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:35,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:35,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:35,934 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:35,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:35" (1/1) ... [2019-11-27 16:27:35,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:35" (1/1) ... [2019-11-27 16:27:35,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:35" (1/1) ... [2019-11-27 16:27:35,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:35" (1/1) ... [2019-11-27 16:27:36,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:35" (1/1) ... [2019-11-27 16:27:36,081 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:35" (1/1) ... [2019-11-27 16:27:36,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:35" (1/1) ... [2019-11-27 16:27:36,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:36,131 INFO L168 Benchmark]: Toolchain (without parser) took 2701.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 949.3 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:36,134 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 16:27:36,137 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2277.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.8 MB in the end (delta: 936.7 kB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:36,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 224.04 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:36,143 INFO L168 Benchmark]: Boogie Preprocessor took 190.83 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:36,154 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 2277.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.8 MB in the end (delta: 936.7 kB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 224.04 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 190.83 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:27:40,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:40,038 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:40,067 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:40,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:40,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:40,078 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:40,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:40,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:40,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:40,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:40,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:40,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:40,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:40,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:40,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:40,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:40,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:40,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:40,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:40,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:40,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:40,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:40,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:40,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:40,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:40,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:40,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:40,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:40,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:40,191 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:40,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:40,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:40,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:40,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:40,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:40,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:40,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:40,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:40,206 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:40,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:40,213 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:27:40,255 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:40,256 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:40,263 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:40,264 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:40,264 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:40,267 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:40,268 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:40,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:40,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:40,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:40,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:40,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:40,273 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:27:40,274 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:27:40,274 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:40,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:40,274 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:40,275 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:40,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:40,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:40,278 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:40,278 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:40,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:40,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:40,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:40,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:40,283 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:27:40,283 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:27:40,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:40,284 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:27:40,285 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 -> a8a0d13e29e4cffaf1a33aba35bbf6f82f23702e [2019-11-27 16:27:40,861 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:40,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:40,899 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:40,905 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:40,906 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:40,909 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:27:41,068 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/764773617/e710fff07eb3450ca855be2bad722315/FLAGfcfe333aa [2019-11-27 16:27:42,439 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:42,442 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:27:42,479 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/764773617/e710fff07eb3450ca855be2bad722315/FLAGfcfe333aa [2019-11-27 16:27:42,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/764773617/e710fff07eb3450ca855be2bad722315 [2019-11-27 16:27:42,532 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:42,539 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:42,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:42,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:42,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:42,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:42" (1/1) ... [2019-11-27 16:27:42,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:42, skipping insertion in model container [2019-11-27 16:27:42,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:42" (1/1) ... [2019-11-27 16:27:42,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:42,762 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:44,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:44,307 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:45,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:45,082 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:45,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:45 WrapperNode [2019-11-27 16:27:45,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:45,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:45,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:45,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:45,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:45" (1/1) ... [2019-11-27 16:27:45,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:45" (1/1) ... [2019-11-27 16:27:45,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:45,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:45,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:45,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:45,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:45" (1/1) ... [2019-11-27 16:27:45,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:45" (1/1) ... [2019-11-27 16:27:45,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:45" (1/1) ... [2019-11-27 16:27:45,406 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:45" (1/1) ... [2019-11-27 16:27:45,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:45" (1/1) ... [2019-11-27 16:27:45,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:45" (1/1) ... [2019-11-27 16:27:45,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:45" (1/1) ... [2019-11-27 16:27:45,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:45,584 INFO L168 Benchmark]: Toolchain (without parser) took 3045.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 932.1 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:45,585 INFO L168 Benchmark]: CDTParser took 0.43 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 16:27:45,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2541.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 949.3 MB in the end (delta: 18.1 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:45,590 INFO L168 Benchmark]: Boogie Procedure Inliner took 268.27 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 937.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:45,594 INFO L168 Benchmark]: Boogie Preprocessor took 222.97 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:45,604 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2541.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 949.3 MB in the end (delta: 18.1 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 268.27 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 937.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 222.97 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...