./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ca9c5fc3046da5aee06a42f04b6ada4a28d2bbed ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ca9c5fc3046da5aee06a42f04b6ada4a28d2bbed ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:17:08,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:08,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:08,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:08,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:08,069 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:08,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:08,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:08,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:08,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:08,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:08,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:08,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:08,116 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:08,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:08,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:08,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:08,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:08,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:08,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:08,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:08,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:08,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:08,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:08,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:08,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:08,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:08,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:08,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:08,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:08,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:08,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:08,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:08,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:08,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:08,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:08,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:08,204 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:08,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:08,206 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:08,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:08,212 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:08,252 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:08,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:08,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:08,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:08,260 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:08,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:08,261 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:08,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:08,263 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:08,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:08,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:08,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:08,265 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:08,266 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:08,266 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:08,267 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:08,269 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:08,269 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:08,270 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:08,270 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:08,270 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:08,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:08,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:08,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:08,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:08,274 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:08,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:08,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:08,275 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 -> ca9c5fc3046da5aee06a42f04b6ada4a28d2bbed [2019-11-26 17:17:08,856 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:08,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:08,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:08,878 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:08,881 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:08,882 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:17:09,013 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54d8a30bb/f10990c8dd6546729e921c3d346dc76d/FLAG75c1abcdc [2019-11-26 17:17:10,086 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:10,090 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:17:10,115 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54d8a30bb/f10990c8dd6546729e921c3d346dc76d/FLAG75c1abcdc [2019-11-26 17:17:10,151 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54d8a30bb/f10990c8dd6546729e921c3d346dc76d [2019-11-26 17:17:10,156 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:10,158 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:10,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:10,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:10,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:10,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:10" (1/1) ... [2019-11-26 17:17:10,175 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 26.11 05:17:10, skipping insertion in model container [2019-11-26 17:17:10,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:10" (1/1) ... [2019-11-26 17:17:10,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:10,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:10,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:10,999 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:11,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:11,196 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:11,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11 WrapperNode [2019-11-26 17:17:11,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:11,199 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:11,199 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:11,200 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:11,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,251 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,326 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:11,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:11,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:11,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:11,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,359 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:11,408 INFO L168 Benchmark]: Toolchain (without parser) took 1241.92 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 985.5 MB in the end (delta: -18.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:11,421 INFO L168 Benchmark]: CDTParser took 0.23 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. [2019-11-26 17:17:11,425 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1031.10 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 991.3 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:11,428 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.59 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:11,432 INFO L168 Benchmark]: Boogie Preprocessor took 68.36 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:11,446 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1031.10 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 991.3 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 129.59 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 68.36 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:17:15,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:15,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:15,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:15,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:15,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:15,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:15,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:15,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:15,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:15,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:15,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:15,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:15,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:15,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:15,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:15,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:15,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:15,417 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:15,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:15,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:15,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:15,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:15,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:15,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:15,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:15,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:15,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:15,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:15,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:15,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:15,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:15,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:15,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:15,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:15,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:15,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:15,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:15,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:15,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:15,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:15,484 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:15,524 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:15,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:15,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:15,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:15,533 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:15,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:15,535 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:15,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:15,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:15,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:15,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:15,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:15,540 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:15,540 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:15,541 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:15,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:15,541 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:15,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:15,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:15,543 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:15,546 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:15,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:15,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:15,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:15,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:15,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:15,548 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:15,548 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:15,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:15,549 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:15,552 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 -> ca9c5fc3046da5aee06a42f04b6ada4a28d2bbed [2019-11-26 17:17:16,098 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:16,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:16,135 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:16,137 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:16,140 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:16,145 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:17:16,291 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbefddf90/07b6cac1677e4709851b88ac8949a0ac/FLAG6e4c697b9 [2019-11-26 17:17:17,355 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:17,356 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:17:17,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbefddf90/07b6cac1677e4709851b88ac8949a0ac/FLAG6e4c697b9 [2019-11-26 17:17:17,452 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbefddf90/07b6cac1677e4709851b88ac8949a0ac [2019-11-26 17:17:17,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:17,468 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:17,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:17,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:17,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:17,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:17" (1/1) ... [2019-11-26 17:17:17,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:17, skipping insertion in model container [2019-11-26 17:17:17,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:17" (1/1) ... [2019-11-26 17:17:17,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:17,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:18,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:18,374 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:18,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:18,594 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:18,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18 WrapperNode [2019-11-26 17:17:18,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:18,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:18,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:18,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:18,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:18,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:18,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:18,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:18,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:18,726 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:18,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:18,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:18,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:18,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:18,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:18,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:18,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:18,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:18,828 INFO L168 Benchmark]: Toolchain (without parser) took 1356.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 984.1 MB in the end (delta: -18.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:18,829 INFO L168 Benchmark]: CDTParser took 0.53 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. [2019-11-26 17:17:18,840 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1123.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 989.9 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:18,844 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.17 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:18,845 INFO L168 Benchmark]: Boogie Preprocessor took 96.21 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:18,853 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 1123.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 989.9 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 123.17 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 96.21 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...