./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-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 cf7c8c3ba6c266153d8ba7c58c2c29bf1c174fc3 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-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 cf7c8c3ba6c266153d8ba7c58c2c29bf1c174fc3 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:05:09,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:09,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:09,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:09,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:09,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:09,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:09,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:09,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:09,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:09,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:09,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:09,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:09,195 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:09,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:09,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:09,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:09,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:09,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:09,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:09,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:09,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:09,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:09,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:09,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:09,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:09,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:09,240 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:09,241 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:09,242 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:09,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:09,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:09,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:09,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:09,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:09,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:09,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:09,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:09,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:09,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:09,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:09,257 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:05:09,286 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:09,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:09,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:09,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:09,291 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:09,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:09,292 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:09,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:05:09,292 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:09,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:09,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:09,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:09,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:09,295 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:09,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:09,297 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:09,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:09,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:09,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:09,299 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:09,299 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:09,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:09,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:09,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:09,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:09,302 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:05:09,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:05:09,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:09,302 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 -> cf7c8c3ba6c266153d8ba7c58c2c29bf1c174fc3 [2019-11-27 10:05:09,749 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:09,768 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:09,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:09,776 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:09,779 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:09,780 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:09,884 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e69b4cfd4/eaacf60f90e44fc2a754188c6c3fa8dd/FLAG97a923d97 [2019-11-27 10:05:10,673 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:10,680 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:10,703 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e69b4cfd4/eaacf60f90e44fc2a754188c6c3fa8dd/FLAG97a923d97 [2019-11-27 10:05:10,922 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e69b4cfd4/eaacf60f90e44fc2a754188c6c3fa8dd [2019-11-27 10:05:10,925 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:10,927 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:10,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:10,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:10,931 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:10,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:10" (1/1) ... [2019-11-27 10:05:10,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:10, skipping insertion in model container [2019-11-27 10:05:10,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:10" (1/1) ... [2019-11-27 10:05:10,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:11,038 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:11,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:11,694 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:11,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:11,887 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:11,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11 WrapperNode [2019-11-27 10:05:11,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:11,890 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:11,890 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:11,891 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:11,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:11,923 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:11,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:11,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:11,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:11,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:12,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:12,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:12,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:12,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:12,035 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:12,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:12,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:12,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:12,091 INFO L168 Benchmark]: Toolchain (without parser) took 1157.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 974.2 MB in the end (delta: -14.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:12,092 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:12,093 INFO L168 Benchmark]: CACSL2BoogieTranslator took 961.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 980.0 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:12,094 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.68 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:12,095 INFO L168 Benchmark]: Boogie Preprocessor took 94.74 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:12,105 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 961.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 980.0 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 97.68 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 94.74 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 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-da95e15 [2019-11-27 10:05:14,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:14,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:14,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:14,834 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:14,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:14,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:14,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:14,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:14,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:14,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:14,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:14,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:14,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:14,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:14,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:14,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:14,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:14,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:14,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:14,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:14,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:14,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:14,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:14,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:14,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:14,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:14,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:14,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:14,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:14,919 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:14,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:14,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:14,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:14,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:14,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:14,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:14,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:14,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:14,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:14,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:14,934 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:05:14,965 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:14,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:14,967 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:14,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:14,969 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:14,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:14,970 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:14,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:14,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:14,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:14,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:14,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:14,973 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:05:14,973 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:05:14,974 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:14,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:14,976 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:14,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:14,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:14,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:14,977 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:14,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:14,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:14,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:14,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:14,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:14,981 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:05:14,981 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:05:14,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:14,982 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:05:14,983 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 -> cf7c8c3ba6c266153d8ba7c58c2c29bf1c174fc3 [2019-11-27 10:05:15,364 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:15,382 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:15,385 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:15,390 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:15,391 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:15,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:15,494 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dafd19cc0/96a942866e264db38fc9515d29ce36e5/FLAGc3976d873 [2019-11-27 10:05:16,285 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:16,286 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:16,311 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dafd19cc0/96a942866e264db38fc9515d29ce36e5/FLAGc3976d873 [2019-11-27 10:05:16,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dafd19cc0/96a942866e264db38fc9515d29ce36e5 [2019-11-27 10:05:16,523 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:16,525 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:16,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:16,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:16,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:16,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:16" (1/1) ... [2019-11-27 10:05:16,545 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 10:05:16, skipping insertion in model container [2019-11-27 10:05:16,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:16" (1/1) ... [2019-11-27 10:05:16,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:16,645 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:17,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:17,370 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:17,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:17,608 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:17,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:17 WrapperNode [2019-11-27 10:05:17,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:17,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:17,611 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:17,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:17,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:17" (1/1) ... [2019-11-27 10:05:17,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:17" (1/1) ... [2019-11-27 10:05:17,716 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:17,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:17,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:17,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:17,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:17" (1/1) ... [2019-11-27 10:05:17,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:17" (1/1) ... [2019-11-27 10:05:17,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:17" (1/1) ... [2019-11-27 10:05:17,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:17" (1/1) ... [2019-11-27 10:05:17,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:17" (1/1) ... [2019-11-27 10:05:17,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:17" (1/1) ... [2019-11-27 10:05:17,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:17" (1/1) ... [2019-11-27 10:05:17,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:17,833 INFO L168 Benchmark]: Toolchain (without parser) took 1308.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 962.8 MB in the end (delta: -2.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:17,841 INFO L168 Benchmark]: CDTParser took 1.73 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:17,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1079.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 968.5 MB in the end (delta: -8.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:17,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.31 ms. Allocated memory is still 1.0 GB. Free memory is still 968.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:17,844 INFO L168 Benchmark]: Boogie Preprocessor took 112.75 ms. Allocated memory is still 1.0 GB. Free memory was 968.5 MB in the beginning and 962.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:17,849 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.73 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 1079.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 968.5 MB in the end (delta: -8.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 107.31 ms. Allocated memory is still 1.0 GB. Free memory is still 968.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 112.75 ms. Allocated memory is still 1.0 GB. Free memory was 968.5 MB in the beginning and 962.8 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...