./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.3.1.ufo.UNBOUNDED.pals.c.v+lhb-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 0300d2ce5598f6d1771b314d2709ce1179d011fa ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.1.ufo.UNBOUNDED.pals.c.v+lhb-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 0300d2ce5598f6d1771b314d2709ce1179d011fa ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:22:54,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:54,263 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:54,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:54,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:54,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:54,305 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:54,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:54,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:54,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:54,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:54,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:54,345 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:54,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:54,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:54,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:54,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:54,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:54,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:54,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:54,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:54,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:54,398 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:54,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:54,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:54,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:54,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:54,413 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:54,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:54,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:54,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:54,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:54,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:54,426 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:54,430 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:54,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:54,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:54,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:54,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:54,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:54,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:54,445 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:22:54,492 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:54,492 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:54,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:54,500 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:54,502 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:54,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:54,503 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:54,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:22:54,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:54,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:54,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:54,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:54,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:54,510 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:54,512 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:54,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:54,513 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:54,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:54,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:54,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:54,516 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:54,516 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:54,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:54,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:54,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:54,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:54,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:22:54,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:22:54,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:54,522 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 -> 0300d2ce5598f6d1771b314d2709ce1179d011fa [2019-11-24 21:22:55,110 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:55,141 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:55,145 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:55,153 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:55,154 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:55,158 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:22:55,312 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11ebbcaa5/e069fb1f592440b1b2af4729c8ea3d21/FLAG2505a1f7f [2019-11-24 21:22:56,729 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:56,731 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:22:56,774 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11ebbcaa5/e069fb1f592440b1b2af4729c8ea3d21/FLAG2505a1f7f [2019-11-24 21:22:56,818 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11ebbcaa5/e069fb1f592440b1b2af4729c8ea3d21 [2019-11-24 21:22:56,827 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:56,833 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:56,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:56,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:56,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:56,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:56" (1/1) ... [2019-11-24 21:22:56,859 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 24.11 09:22:56, skipping insertion in model container [2019-11-24 21:22:56,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:56" (1/1) ... [2019-11-24 21:22:56,881 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:57,057 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:58,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:58,671 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:59,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:59,443 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:59,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:59 WrapperNode [2019-11-24 21:22:59,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:59,451 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:59,453 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:59,453 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:59,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:59" (1/1) ... [2019-11-24 21:22:59,548 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:59" (1/1) ... [2019-11-24 21:22:59,757 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:59,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:59,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:59,759 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:59,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:59" (1/1) ... [2019-11-24 21:22:59,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:59" (1/1) ... [2019-11-24 21:22:59,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:59" (1/1) ... [2019-11-24 21:22:59,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:59" (1/1) ... [2019-11-24 21:22:59,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:59" (1/1) ... [2019-11-24 21:22:59,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:59" (1/1) ... [2019-11-24 21:23:00,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:59" (1/1) ... [2019-11-24 21:23:00,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:00,043 INFO L168 Benchmark]: Toolchain (without parser) took 3209.34 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 939.1 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:00,046 INFO L168 Benchmark]: CDTParser took 1.07 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. [2019-11-24 21:23:00,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2614.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:00,052 INFO L168 Benchmark]: Boogie Procedure Inliner took 307.39 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 944.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:00,055 INFO L168 Benchmark]: Boogie Preprocessor took 277.60 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 939.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:00,065 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.07 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 2614.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 307.39 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 944.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 277.60 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 939.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:23:03,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:03,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:03,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:03,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:03,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:03,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:04,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:04,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:04,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:04,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:04,022 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:04,022 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:04,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:04,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:04,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:04,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:04,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:04,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:04,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:04,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:04,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:04,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:04,079 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:04,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:04,091 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:04,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:04,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:04,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:04,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:04,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:04,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:04,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:04,108 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:04,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:04,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:04,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:04,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:04,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:04,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:04,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:04,125 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:23:04,167 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:04,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:04,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:04,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:04,177 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:04,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:04,178 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:04,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:04,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:04,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:04,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:04,182 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:04,185 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:04,186 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:23:04,186 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:23:04,186 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:04,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:04,187 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:04,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:04,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:04,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:04,188 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:04,190 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:04,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:04,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:04,191 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:04,191 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:04,191 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:23:04,193 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:23:04,193 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:04,194 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:23:04,195 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 -> 0300d2ce5598f6d1771b314d2709ce1179d011fa [2019-11-24 21:23:04,782 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:04,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:04,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:04,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:04,826 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:04,828 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:23:04,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cb61539c/90b7f3251732432f915f78e1f94e195f/FLAG22f28068d [2019-11-24 21:23:06,410 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:06,415 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:23:06,454 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cb61539c/90b7f3251732432f915f78e1f94e195f/FLAG22f28068d [2019-11-24 21:23:06,494 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cb61539c/90b7f3251732432f915f78e1f94e195f [2019-11-24 21:23:06,502 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:06,508 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:06,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:06,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:06,520 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:06,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:06" (1/1) ... [2019-11-24 21:23:06,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:06, skipping insertion in model container [2019-11-24 21:23:06,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:06" (1/1) ... [2019-11-24 21:23:06,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:06,747 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:08,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:08,526 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:09,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:09,387 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:09,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:09 WrapperNode [2019-11-24 21:23:09,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:09,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:09,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:09,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:09,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:09" (1/1) ... [2019-11-24 21:23:09,512 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:09" (1/1) ... [2019-11-24 21:23:09,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:09,697 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:09,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:09,699 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:09,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:09" (1/1) ... [2019-11-24 21:23:09,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:09" (1/1) ... [2019-11-24 21:23:09,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:09" (1/1) ... [2019-11-24 21:23:09,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:09" (1/1) ... [2019-11-24 21:23:09,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:09" (1/1) ... [2019-11-24 21:23:09,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:09" (1/1) ... [2019-11-24 21:23:09,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:09" (1/1) ... [2019-11-24 21:23:09,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:09,980 INFO L168 Benchmark]: Toolchain (without parser) took 3470.34 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 927.6 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:09,982 INFO L168 Benchmark]: CDTParser took 0.53 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. [2019-11-24 21:23:09,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2877.45 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 939.1 MB in the end (delta: 22.6 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:09,987 INFO L168 Benchmark]: Boogie Procedure Inliner took 305.75 ms. Allocated memory is still 1.0 GB. Free memory was 939.1 MB in the beginning and 933.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:09,992 INFO L168 Benchmark]: Boogie Preprocessor took 274.71 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 927.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:10,002 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 2877.45 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 939.1 MB in the end (delta: 22.6 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 305.75 ms. Allocated memory is still 1.0 GB. Free memory was 939.1 MB in the beginning and 933.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 274.71 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 927.6 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...