./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.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 2e0b3f0591020e332c09c82c31a6f6cca38de1ae ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.4.1.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 2e0b3f0591020e332c09c82c31a6f6cca38de1ae ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:54,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:54,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:54,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:54,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:54,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:54,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:54,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:54,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:54,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:54,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:54,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:54,383 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:54,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:54,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:54,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:54,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:54,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:54,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:54,419 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:54,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:54,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:54,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:54,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:54,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:54,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:54,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:54,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:54,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:54,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:54,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:54,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:54,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:54,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:54,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:54,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:54,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:54,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:54,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:54,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:54,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:54,482 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:54,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:54,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:54,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:54,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:54,530 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:54,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:54,531 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:54,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:54,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:54,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:54,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:54,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:54,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:54,538 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:54,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:54,538 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:54,539 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:54,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:54,539 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:54,539 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:54,542 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:54,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:54,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:54,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:54,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:54,544 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:54,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:54,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:54,547 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 -> 2e0b3f0591020e332c09c82c31a6f6cca38de1ae [2019-11-27 10:04:55,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:55,147 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:55,154 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:55,158 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:55,160 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:55,161 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:04:55,330 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d168dd894/1405eb91adea445b8793095ea17fe3b0/FLAG39e4d4fef [2019-11-27 10:04:56,527 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:56,530 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:04:56,564 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d168dd894/1405eb91adea445b8793095ea17fe3b0/FLAG39e4d4fef [2019-11-27 10:04:56,597 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d168dd894/1405eb91adea445b8793095ea17fe3b0 [2019-11-27 10:04:56,602 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:56,604 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:56,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:56,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:56,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:56,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:56" (1/1) ... [2019-11-27 10:04:56,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766a10f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:56, skipping insertion in model container [2019-11-27 10:04:56,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:56" (1/1) ... [2019-11-27 10:04:56,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:56,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:57,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:57,620 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:57,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:57,879 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:57,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:57 WrapperNode [2019-11-27 10:04:57,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:57,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:57,884 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:57,884 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:57,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:57" (1/1) ... [2019-11-27 10:04:57,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:57" (1/1) ... [2019-11-27 10:04:58,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:58,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:58,014 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:58,014 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:58,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:57" (1/1) ... [2019-11-27 10:04:58,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:57" (1/1) ... [2019-11-27 10:04:58,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:57" (1/1) ... [2019-11-27 10:04:58,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:57" (1/1) ... [2019-11-27 10:04:58,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:57" (1/1) ... [2019-11-27 10:04:58,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:57" (1/1) ... [2019-11-27 10:04:58,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:57" (1/1) ... [2019-11-27 10:04:58,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:58,140 INFO L168 Benchmark]: Toolchain (without parser) took 1529.86 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 978.4 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:58,144 INFO L168 Benchmark]: CDTParser took 1.51 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:58,147 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1267.86 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 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:58,151 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.81 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:58,153 INFO L168 Benchmark]: Boogie Preprocessor took 117.31 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:58,159 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 1267.86 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 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 130.81 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 117.31 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 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-da95e15 [2019-11-27 10:05:01,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:01,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:02,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:02,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:02,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:02,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:02,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:02,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:02,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:02,054 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:02,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:02,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:02,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:02,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:02,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:02,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:02,086 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:02,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:02,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:02,106 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:02,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:02,114 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:02,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:02,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:02,129 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:02,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:02,132 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:02,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:02,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:02,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:02,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:02,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:02,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:02,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:02,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:02,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:02,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:02,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:02,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:02,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:02,161 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:05:02,203 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:02,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:02,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:02,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:02,210 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:02,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:02,210 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:02,213 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:02,213 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:02,213 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:02,215 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:02,215 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:02,215 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:05:02,216 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:05:02,218 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:02,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:02,218 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:02,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:02,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:02,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:02,221 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:02,221 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:02,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:02,222 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:02,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:02,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:02,224 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:05:02,224 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:05:02,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:02,225 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:05:02,226 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 -> 2e0b3f0591020e332c09c82c31a6f6cca38de1ae [2019-11-27 10:05:02,868 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:02,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:02,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:02,911 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:02,912 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:02,913 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:03,064 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a00207069/4fcb4ccb339e4bdf882db73dde3e1acf/FLAGae6bdc249 [2019-11-27 10:05:04,201 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:04,205 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:04,236 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a00207069/4fcb4ccb339e4bdf882db73dde3e1acf/FLAGae6bdc249 [2019-11-27 10:05:04,276 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a00207069/4fcb4ccb339e4bdf882db73dde3e1acf [2019-11-27 10:05:04,285 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:04,288 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:04,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:04,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:04,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:04,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:04" (1/1) ... [2019-11-27 10:05:04,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:04, skipping insertion in model container [2019-11-27 10:05:04,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:04" (1/1) ... [2019-11-27 10:05:04,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:04,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:05,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:05,451 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:05,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:05,801 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:05,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05 WrapperNode [2019-11-27 10:05:05,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:05,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:05,812 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:05,812 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:05,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:05,880 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:05,988 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:05,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:05,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:05,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:06,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:06,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:06,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:06,032 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:06,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:06,095 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:06,108 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:06,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:06,148 INFO L168 Benchmark]: Toolchain (without parser) took 1853.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 972.9 MB in the end (delta: -4.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:06,152 INFO L168 Benchmark]: CDTParser took 1.33 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 10:05:06,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1517.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 978.6 MB in the end (delta: -9.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:06,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.19 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:06,163 INFO L168 Benchmark]: Boogie Preprocessor took 147.75 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:06,175 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 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 1517.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 978.6 MB in the end (delta: -9.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 179.19 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 147.75 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 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...