./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+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.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 5f6dae3f9f0ea89e94a4b3ebc461dc6692dbc8d8 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+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 5f6dae3f9f0ea89e94a4b3ebc461dc6692dbc8d8 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:04:51,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:51,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:51,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:51,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:51,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:51,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:51,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:51,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:51,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:51,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:51,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:51,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:51,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:51,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:51,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:51,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:51,499 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:51,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:51,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:51,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:51,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:51,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:51,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:51,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:51,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:51,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:51,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:51,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:51,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:51,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:51,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:51,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:51,563 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:51,566 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:51,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:51,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:51,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:51,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:51,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:51,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:51,579 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:51,620 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:51,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:51,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:51,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:51,628 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:51,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:51,628 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:51,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:51,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:51,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:51,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:51,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:51,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:51,634 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:51,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:51,636 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:51,636 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:51,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:51,637 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:51,639 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:51,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:51,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:51,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:51,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:51,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:51,644 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:51,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:51,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:51,645 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 -> 5f6dae3f9f0ea89e94a4b3ebc461dc6692dbc8d8 [2019-11-27 10:04:52,204 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:52,241 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:52,251 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:52,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:52,257 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:52,258 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:04:52,474 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a42719766/d303ef40eb5246f3932650f05cf17aee/FLAG8c94378ed [2019-11-27 10:04:53,657 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:53,658 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:04:53,696 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a42719766/d303ef40eb5246f3932650f05cf17aee/FLAG8c94378ed [2019-11-27 10:04:53,739 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a42719766/d303ef40eb5246f3932650f05cf17aee [2019-11-27 10:04:53,750 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:53,752 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:53,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:53,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:53,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:53,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:53" (1/1) ... [2019-11-27 10:04:53,779 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 27.11 10:04:53, skipping insertion in model container [2019-11-27 10:04:53,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:53" (1/1) ... [2019-11-27 10:04:53,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:53,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:54,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:54,881 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:55,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:55,142 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:55,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55 WrapperNode [2019-11-27 10:04:55,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:55,146 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:55,146 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:55,147 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:55,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,199 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:55,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:55,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:55,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:55,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:55,389 INFO L168 Benchmark]: Toolchain (without parser) took 1630.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:55,405 INFO L168 Benchmark]: CDTParser took 1.74 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 10:04:55,406 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1385.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:55,409 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.38 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:55,414 INFO L168 Benchmark]: Boogie Preprocessor took 87.87 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:55,423 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.74 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 1385.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 145.38 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.87 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 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-da95e15 [2019-11-27 10:04:59,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:59,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:59,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:59,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:59,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:59,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:59,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:59,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:59,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:59,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:59,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:59,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:59,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:59,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:59,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:59,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:59,462 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:59,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:59,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:59,484 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:59,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:59,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:59,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:59,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:59,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:59,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:59,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:59,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:59,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:59,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:59,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:59,519 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:59,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:59,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:59,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:59,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:59,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:59,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:59,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:59,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:59,539 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:59,580 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:59,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:59,587 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:59,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:59,590 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:59,591 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:59,591 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:59,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:59,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:59,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:59,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:59,596 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:59,597 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:59,597 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:59,598 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:59,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:59,598 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:59,599 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:59,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:59,601 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:59,601 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:59,601 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:59,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:59,602 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:59,604 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:59,604 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:59,604 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:59,605 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:59,605 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:59,607 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:59,608 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 -> 5f6dae3f9f0ea89e94a4b3ebc461dc6692dbc8d8 [2019-11-27 10:05:00,243 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:00,278 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:00,284 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:00,292 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:00,293 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:00,295 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:00,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e16b35713/b767dc027769438fae0629a1448dc8f1/FLAG4647d7856 [2019-11-27 10:05:01,675 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:01,679 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:01,713 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e16b35713/b767dc027769438fae0629a1448dc8f1/FLAG4647d7856 [2019-11-27 10:05:01,752 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e16b35713/b767dc027769438fae0629a1448dc8f1 [2019-11-27 10:05:01,764 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:01,766 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:01,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:01,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:01,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:01,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:01" (1/1) ... [2019-11-27 10:05:01,790 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 27.11 10:05:01, skipping insertion in model container [2019-11-27 10:05:01,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:01" (1/1) ... [2019-11-27 10:05:01,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:01,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:02,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:02,978 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:03,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:03,332 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:03,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:03 WrapperNode [2019-11-27 10:05:03,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:03,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:03,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:03,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:03,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:03" (1/1) ... [2019-11-27 10:05:03,432 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:03" (1/1) ... [2019-11-27 10:05:03,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:03,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:03,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:03,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:03,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:03" (1/1) ... [2019-11-27 10:05:03,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:03" (1/1) ... [2019-11-27 10:05:03,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:03" (1/1) ... [2019-11-27 10:05:03,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:03" (1/1) ... [2019-11-27 10:05:03,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:03" (1/1) ... [2019-11-27 10:05:03,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:03" (1/1) ... [2019-11-27 10:05:03,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:03" (1/1) ... [2019-11-27 10:05:03,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:03,742 INFO L168 Benchmark]: Toolchain (without parser) took 1969.89 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 972.9 MB in the end (delta: -11.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:03,743 INFO L168 Benchmark]: CDTParser took 0.47 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 10:05:03,744 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1565.81 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 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:03,749 INFO L168 Benchmark]: Boogie Procedure Inliner took 222.02 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:03,752 INFO L168 Benchmark]: Boogie Preprocessor took 161.74 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 10:05:03,764 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 1565.81 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 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 222.02 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 161.74 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...