./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.BOUNDED-14.pals.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/pals_lcr.7.1.ufo.BOUNDED-14.pals.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 74ba207829235d12617681fcf1e0de29ff7bece6 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pals_lcr.7.1.ufo.BOUNDED-14.pals.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 74ba207829235d12617681fcf1e0de29ff7bece6 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:23:30,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:30,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:30,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:30,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:30,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:30,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:30,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:30,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:30,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:30,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:30,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:30,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:30,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:30,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:30,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:30,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:30,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:30,253 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:30,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:30,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:30,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:30,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:30,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:30,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:30,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:30,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:30,292 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:30,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:30,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:30,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:30,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:30,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:30,304 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:30,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:30,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:30,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:30,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:30,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:30,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:30,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:30,319 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:30,371 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:30,372 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:30,379 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:30,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:30,380 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:30,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:30,382 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:30,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:30,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:30,384 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:30,385 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:30,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:30,387 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:30,388 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:30,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:30,389 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:30,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:30,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:30,392 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:30,393 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:30,393 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:30,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:30,393 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:30,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:30,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:30,397 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:30,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:30,398 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:30,398 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 -> 74ba207829235d12617681fcf1e0de29ff7bece6 [2019-11-27 16:23:31,011 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:31,042 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:31,048 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:31,052 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:31,056 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:31,057 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.BOUNDED-14.pals.c [2019-11-27 16:23:31,206 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1833c73d1/3e0698d94f7d46a1b7a9c6fc83e5a31f/FLAG28afc4211 [2019-11-27 16:23:32,356 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:32,358 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.BOUNDED-14.pals.c [2019-11-27 16:23:32,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1833c73d1/3e0698d94f7d46a1b7a9c6fc83e5a31f/FLAG28afc4211 [2019-11-27 16:23:32,896 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1833c73d1/3e0698d94f7d46a1b7a9c6fc83e5a31f [2019-11-27 16:23:32,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:32,909 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:32,913 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:32,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:32,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:32,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:32" (1/1) ... [2019-11-27 16:23:32,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c177520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:32, skipping insertion in model container [2019-11-27 16:23:32,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:32" (1/1) ... [2019-11-27 16:23:32,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:33,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:33,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:33,901 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:34,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:34,112 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:34,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:34 WrapperNode [2019-11-27 16:23:34,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:34,115 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:34,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:34,121 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:34,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:34" (1/1) ... [2019-11-27 16:23:34,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:34" (1/1) ... [2019-11-27 16:23:34,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:34,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:34,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:34,255 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:34,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:34" (1/1) ... [2019-11-27 16:23:34,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:34" (1/1) ... [2019-11-27 16:23:34,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:34" (1/1) ... [2019-11-27 16:23:34,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:34" (1/1) ... [2019-11-27 16:23:34,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:34" (1/1) ... [2019-11-27 16:23:34,343 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:34" (1/1) ... [2019-11-27 16:23:34,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:34" (1/1) ... [2019-11-27 16:23:34,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:34,372 INFO L168 Benchmark]: Toolchain (without parser) took 1459.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.4 MB in the end (delta: -19.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:34,382 INFO L168 Benchmark]: CDTParser took 0.35 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 16:23:34,386 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1201.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.4 MB in the end (delta: -19.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:34,388 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.40 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:34,389 INFO L168 Benchmark]: Boogie Preprocessor took 109.30 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:34,399 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1201.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.4 MB in the end (delta: -19.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 139.40 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 109.30 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:23:38,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:38,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:38,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:38,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:38,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:38,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:38,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:38,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:38,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:38,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:38,272 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:38,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:38,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:38,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:38,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:38,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:38,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:38,299 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:38,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:38,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:38,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:38,332 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:38,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:38,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:38,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:38,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:38,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:38,351 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:38,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:38,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:38,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:38,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:38,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:38,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:38,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:38,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:38,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:38,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:38,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:38,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:38,373 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:38,410 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:38,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:38,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:38,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:38,422 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:38,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:38,423 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:38,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:38,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:38,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:38,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:38,425 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:38,426 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:38,428 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:38,428 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:38,428 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:38,429 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:38,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:38,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:38,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:38,431 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:38,431 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:38,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:38,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:38,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:38,434 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:38,436 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:38,436 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:38,436 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:38,437 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:38,438 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 -> 74ba207829235d12617681fcf1e0de29ff7bece6 [2019-11-27 16:23:38,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:39,006 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:39,013 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:39,015 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:39,019 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:39,021 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.BOUNDED-14.pals.c [2019-11-27 16:23:39,173 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8bb1a614/d73a213fc45540a28ce0f014385bb4f3/FLAG87cd985e7 [2019-11-27 16:23:40,298 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:40,299 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.BOUNDED-14.pals.c [2019-11-27 16:23:40,340 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8bb1a614/d73a213fc45540a28ce0f014385bb4f3/FLAG87cd985e7 [2019-11-27 16:23:40,833 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8bb1a614/d73a213fc45540a28ce0f014385bb4f3 [2019-11-27 16:23:40,839 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:40,841 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:40,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:40,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:40,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:40,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:40" (1/1) ... [2019-11-27 16:23:40,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c177520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:40, skipping insertion in model container [2019-11-27 16:23:40,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:40" (1/1) ... [2019-11-27 16:23:40,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:40,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:41,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:41,902 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:42,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:42,164 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:42,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:42 WrapperNode [2019-11-27 16:23:42,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:42,166 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:42,167 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:42,167 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:42,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:42" (1/1) ... [2019-11-27 16:23:42,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:42" (1/1) ... [2019-11-27 16:23:42,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:42,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:42,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:42,294 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:42,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:42" (1/1) ... [2019-11-27 16:23:42,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:42" (1/1) ... [2019-11-27 16:23:42,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:42" (1/1) ... [2019-11-27 16:23:42,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:42" (1/1) ... [2019-11-27 16:23:42,352 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:42" (1/1) ... [2019-11-27 16:23:42,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:42" (1/1) ... [2019-11-27 16:23:42,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:42" (1/1) ... [2019-11-27 16:23:42,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:42,387 INFO L168 Benchmark]: Toolchain (without parser) took 1543.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.0 MB in the end (delta: -16.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:42,389 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 16:23:42,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1310.98 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:42,394 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.30 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:42,395 INFO L168 Benchmark]: Boogie Preprocessor took 90.90 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:42,405 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 1310.98 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 125.30 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 90.90 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.0 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...