./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+nlh-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.3.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 59a66ecc3728974d83009ac54e214df4e7e35a40 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.3.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 59a66ecc3728974d83009ac54e214df4e7e35a40 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:17:59,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:59,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:59,318 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:59,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:59,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:59,334 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:59,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:59,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:59,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:59,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:59,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:59,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:59,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:59,378 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:59,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:59,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:59,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:59,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:59,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:59,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:59,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:59,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:59,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:59,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:59,433 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:59,433 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:59,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:59,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:59,439 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:59,441 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:59,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:59,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:59,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:59,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:59,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:59,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:59,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:59,454 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:59,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:59,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:59,460 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:59,496 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:59,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:59,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:59,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:59,504 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:59,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:59,507 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:59,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:59,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:59,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:59,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:59,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:59,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:59,510 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:59,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:59,512 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:59,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:59,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:59,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:59,515 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:59,515 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:59,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:59,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:59,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:59,517 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:59,517 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:59,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:59,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:59,520 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 -> 59a66ecc3728974d83009ac54e214df4e7e35a40 [2019-11-26 17:18:00,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:00,183 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:00,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:00,195 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:00,195 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:00,198 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:18:00,353 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d8878ede/01972537c88c470cbf2483efb4ce8e52/FLAG732543dbb [2019-11-26 17:18:01,534 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:01,544 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:18:01,575 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d8878ede/01972537c88c470cbf2483efb4ce8e52/FLAG732543dbb [2019-11-26 17:18:01,615 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d8878ede/01972537c88c470cbf2483efb4ce8e52 [2019-11-26 17:18:01,623 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:01,626 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:01,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:01,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:01,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:01,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:01,652 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 26.11 05:18:01, skipping insertion in model container [2019-11-26 17:18:01,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:01,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:01,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:02,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:02,634 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:02,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:02,891 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:02,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:02 WrapperNode [2019-11-26 17:18:02,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:02,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:02,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:02,895 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:02,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:02" (1/1) ... [2019-11-26 17:18:02,939 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:02" (1/1) ... [2019-11-26 17:18:03,024 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:03,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:03,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:03,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:03,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:02" (1/1) ... [2019-11-26 17:18:03,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:02" (1/1) ... [2019-11-26 17:18:03,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:02" (1/1) ... [2019-11-26 17:18:03,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:02" (1/1) ... [2019-11-26 17:18:03,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:02" (1/1) ... [2019-11-26 17:18:03,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:02" (1/1) ... [2019-11-26 17:18:03,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:02" (1/1) ... [2019-11-26 17:18:03,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:03,128 INFO L168 Benchmark]: Toolchain (without parser) took 1492.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.1 MB in the end (delta: -18.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:03,129 INFO L168 Benchmark]: CDTParser took 0.86 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 17:18:03,140 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1264.22 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 984.1 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:03,147 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.27 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 17:18:03,148 INFO L168 Benchmark]: Boogie Preprocessor took 87.76 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 17:18:03,156 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 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 1264.22 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 984.1 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 132.27 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. * Boogie Preprocessor took 87.76 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:18:06,959 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:06,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:06,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:06,993 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:06,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:07,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:07,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:07,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:07,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:07,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:07,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:07,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:07,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:07,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:07,065 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:07,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:07,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:07,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:07,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:07,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:07,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:07,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:07,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:07,117 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:07,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:07,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:07,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:07,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:07,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:07,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:07,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:07,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:07,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:07,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:07,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:07,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:07,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:07,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:07,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:07,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:07,150 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:18:07,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:07,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:07,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:07,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:07,196 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:07,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:07,198 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:07,198 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:07,198 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:07,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:07,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:07,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:07,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:18:07,206 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:18:07,206 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:07,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:07,207 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:07,207 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:07,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:07,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:07,210 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:07,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:07,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:07,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:07,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:07,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:07,213 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:18:07,214 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:18:07,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:07,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:18:07,217 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 -> 59a66ecc3728974d83009ac54e214df4e7e35a40 [2019-11-26 17:18:07,903 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:07,935 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:07,939 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:07,946 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:07,946 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:07,950 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:18:08,100 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b571f7cc/26f4ef23fcb245b799df52533fc59b15/FLAG536b46bf4 [2019-11-26 17:18:09,220 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:09,221 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:18:09,248 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b571f7cc/26f4ef23fcb245b799df52533fc59b15/FLAG536b46bf4 [2019-11-26 17:18:09,289 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b571f7cc/26f4ef23fcb245b799df52533fc59b15 [2019-11-26 17:18:09,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:09,303 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:09,309 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:09,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:09,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:09,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:09" (1/1) ... [2019-11-26 17:18:09,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:09, skipping insertion in model container [2019-11-26 17:18:09,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:09" (1/1) ... [2019-11-26 17:18:09,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:09,450 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:10,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:10,324 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:10,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:10,596 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:10,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:10 WrapperNode [2019-11-26 17:18:10,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:10,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:10,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:10,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:10,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:10" (1/1) ... [2019-11-26 17:18:10,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:10" (1/1) ... [2019-11-26 17:18:10,739 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:10,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:10,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:10,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:10,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:10" (1/1) ... [2019-11-26 17:18:10,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:10" (1/1) ... [2019-11-26 17:18:10,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:10" (1/1) ... [2019-11-26 17:18:10,785 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:10" (1/1) ... [2019-11-26 17:18:10,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:10" (1/1) ... [2019-11-26 17:18:10,825 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:10" (1/1) ... [2019-11-26 17:18:10,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:10" (1/1) ... [2019-11-26 17:18:10,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:10,849 INFO L168 Benchmark]: Toolchain (without parser) took 1541.23 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 983.9 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:10,850 INFO L168 Benchmark]: CDTParser took 0.39 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 17:18:10,855 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1289.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 983.9 MB in the end (delta: -16.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:10,856 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.67 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:10,856 INFO L168 Benchmark]: Boogie Preprocessor took 102.27 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:10,878 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1289.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 983.9 MB in the end (delta: -16.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.67 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 102.27 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 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...