./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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.6.1.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 e75ffefe4509d075bd3b60a6de0f32f6f9d64a8f .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.6.1.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 e75ffefe4509d075bd3b60a6de0f32f6f9d64a8f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:10:22,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:10:22,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:10:22,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:10:22,250 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:10:22,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:10:22,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:10:22,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:10:22,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:10:22,288 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:10:22,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:10:22,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:10:22,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:10:22,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:10:22,307 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:10:22,312 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:10:22,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:10:22,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:10:22,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:10:22,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:10:22,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:10:22,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:10:22,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:10:22,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:10:22,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:10:22,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:10:22,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:10:22,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:10:22,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:10:22,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:10:22,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:10:22,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:10:22,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:10:22,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:10:22,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:10:22,384 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:10:22,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:10:22,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:10:22,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:10:22,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:10:22,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:10:22,395 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:10:22,436 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:10:22,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:10:22,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:10:22,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:10:22,446 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:10:22,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:10:22,447 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:10:22,447 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:10:22,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:10:22,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:10:22,449 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:10:22,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:10:22,453 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:10:22,454 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:10:22,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:10:22,454 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:10:22,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:10:22,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:10:22,455 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:10:22,456 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:10:22,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:10:22,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:10:22,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:10:22,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:10:22,459 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:10:22,459 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:10:22,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:10:22,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:10:22,461 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 -> e75ffefe4509d075bd3b60a6de0f32f6f9d64a8f [2019-11-25 23:10:23,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:10:23,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:10:23,061 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:10:23,065 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:10:23,069 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:10:23,070 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-25 23:10:23,228 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/425db3204/0459100e15f74bf3a58111074045bc36/FLAG2b126ba39 [2019-11-25 23:10:24,459 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:10:24,462 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-25 23:10:24,495 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/425db3204/0459100e15f74bf3a58111074045bc36/FLAG2b126ba39 [2019-11-25 23:10:24,521 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/425db3204/0459100e15f74bf3a58111074045bc36 [2019-11-25 23:10:24,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:10:24,529 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:10:24,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:24,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:10:24,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:10:24,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:24" (1/1) ... [2019-11-25 23:10:24,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:24, skipping insertion in model container [2019-11-25 23:10:24,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:24" (1/1) ... [2019-11-25 23:10:24,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:10:24,702 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:10:25,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:25,687 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:10:25,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:26,023 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:10:26,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:26 WrapperNode [2019-11-25 23:10:26,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:26,033 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:26,033 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:10:26,033 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:10:26,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:26" (1/1) ... [2019-11-25 23:10:26,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:26" (1/1) ... [2019-11-25 23:10:26,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:26,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:10:26,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:10:26,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:10:26,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:26" (1/1) ... [2019-11-25 23:10:26,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:26" (1/1) ... [2019-11-25 23:10:26,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:26" (1/1) ... [2019-11-25 23:10:26,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:26" (1/1) ... [2019-11-25 23:10:26,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:26" (1/1) ... [2019-11-25 23:10:26,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:26" (1/1) ... [2019-11-25 23:10:26,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:26" (1/1) ... [2019-11-25 23:10:26,335 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:10:26,346 INFO L168 Benchmark]: Toolchain (without parser) took 1809.36 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 972.5 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:10:26,348 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-25 23:10:26,350 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1492.10 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 978.3 MB in the end (delta: -10.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:26,356 INFO L168 Benchmark]: Boogie Procedure Inliner took 163.86 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:26,357 INFO L168 Benchmark]: Boogie Preprocessor took 138.35 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:10:26,368 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1492.10 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 978.3 MB in the end (delta: -10.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 163.86 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 138.35 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 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 0.1.24-65d6cd2 [2019-11-25 23:10:30,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:10:30,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:10:30,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:10:30,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:10:30,284 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:10:30,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:10:30,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:10:30,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:10:30,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:10:30,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:10:30,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:10:30,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:10:30,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:10:30,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:10:30,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:10:30,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:10:30,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:10:30,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:10:30,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:10:30,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:10:30,372 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:10:30,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:10:30,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:10:30,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:10:30,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:10:30,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:10:30,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:10:30,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:10:30,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:10:30,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:10:30,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:10:30,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:10:30,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:10:30,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:10:30,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:10:30,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:10:30,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:10:30,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:10:30,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:10:30,416 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:10:30,418 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:10:30,475 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:10:30,482 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:10:30,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:10:30,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:10:30,488 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:10:30,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:10:30,491 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:10:30,491 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:10:30,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:10:30,492 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:10:30,492 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:10:30,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:10:30,493 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:10:30,493 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:10:30,494 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:10:30,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:10:30,497 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:10:30,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:10:30,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:10:30,503 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:10:30,503 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:10:30,503 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:10:30,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:10:30,504 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:10:30,504 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:10:30,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:10:30,508 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:10:30,508 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:10:30,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:10:30,510 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:10:30,511 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 -> e75ffefe4509d075bd3b60a6de0f32f6f9d64a8f [2019-11-25 23:10:31,112 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:10:31,161 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:10:31,170 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:10:31,180 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:10:31,181 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:10:31,183 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-25 23:10:31,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c11b3152/fc9b187edfe04d71b6d593aa020d581e/FLAG2f0bf4003 [2019-11-25 23:10:32,590 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:10:32,593 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-25 23:10:32,631 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c11b3152/fc9b187edfe04d71b6d593aa020d581e/FLAG2f0bf4003 [2019-11-25 23:10:32,664 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c11b3152/fc9b187edfe04d71b6d593aa020d581e [2019-11-25 23:10:32,670 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:10:32,675 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:10:32,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:32,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:10:32,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:10:32,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:32" (1/1) ... [2019-11-25 23:10:32,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:32, skipping insertion in model container [2019-11-25 23:10:32,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:32" (1/1) ... [2019-11-25 23:10:32,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:10:32,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:10:33,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:33,930 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:10:34,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:34,340 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:10:34,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:34 WrapperNode [2019-11-25 23:10:34,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:34,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:34,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:10:34,346 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:10:34,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:34" (1/1) ... [2019-11-25 23:10:34,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:34" (1/1) ... [2019-11-25 23:10:34,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:34,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:10:34,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:10:34,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:10:34,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:34" (1/1) ... [2019-11-25 23:10:34,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:34" (1/1) ... [2019-11-25 23:10:34,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:34" (1/1) ... [2019-11-25 23:10:34,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:34" (1/1) ... [2019-11-25 23:10:34,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:34" (1/1) ... [2019-11-25 23:10:34,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:34" (1/1) ... [2019-11-25 23:10:34,675 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:34" (1/1) ... [2019-11-25 23:10:34,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:10:34,703 INFO L168 Benchmark]: Toolchain (without parser) took 2024.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.9 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:34,705 INFO L168 Benchmark]: CDTParser took 1.08 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. [2019-11-25 23:10:34,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1668.11 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 968.4 MB in the end (delta: -6.7 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:34,710 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.73 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:34,713 INFO L168 Benchmark]: Boogie Preprocessor took 169.67 ms. Allocated memory is still 1.0 GB. Free memory was 962.7 MB in the beginning and 956.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:34,727 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08 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 1668.11 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 968.4 MB in the end (delta: -6.7 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.73 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.67 ms. Allocated memory is still 1.0 GB. Free memory was 962.7 MB in the beginning and 956.9 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...