./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-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.4.2.ufo.BOUNDED-8.pals.c.v+sep-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 38734f761f77f596736c65814dc8035c2eb24f4e ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.2.ufo.BOUNDED-8.pals.c.v+sep-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 38734f761f77f596736c65814dc8035c2eb24f4e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 21:23:14,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:14,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:14,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:14,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:14,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:14,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:14,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:14,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:14,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:14,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:14,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:14,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:14,504 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:14,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:14,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:14,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:14,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:14,531 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:14,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:14,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:14,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:14,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:14,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:14,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:14,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:14,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:14,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:14,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:14,581 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:14,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:14,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:14,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:14,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:14,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:14,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:14,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:14,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:14,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:14,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:14,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:14,606 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:23:14,650 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:14,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:14,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:14,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:14,658 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:14,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:14,661 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:14,662 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:23:14,662 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:14,662 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:14,663 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:14,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:14,664 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:14,666 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:14,667 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:14,667 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:14,667 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:14,667 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:14,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:14,669 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:14,670 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:14,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:14,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:14,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:14,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:14,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:14,675 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:23:14,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:23:14,676 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:14,678 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 -> 38734f761f77f596736c65814dc8035c2eb24f4e [2019-11-24 21:23:15,325 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:15,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:15,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:15,365 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:15,368 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:15,369 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-11-24 21:23:15,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3473f27b/1539d2e404ab42d9a14849ab31270e37/FLAG62b9c2c8a [2019-11-24 21:23:17,314 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:17,319 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-11-24 21:23:17,414 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3473f27b/1539d2e404ab42d9a14849ab31270e37/FLAG62b9c2c8a [2019-11-24 21:23:17,446 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3473f27b/1539d2e404ab42d9a14849ab31270e37 [2019-11-24 21:23:17,452 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:17,454 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:17,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:17,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:17,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:17,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:17" (1/1) ... [2019-11-24 21:23:17,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@935812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:17, skipping insertion in model container [2019-11-24 21:23:17,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:17" (1/1) ... [2019-11-24 21:23:17,489 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:17,885 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:20,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:20,967 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:22,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:22,516 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:22,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:22 WrapperNode [2019-11-24 21:23:22,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:22,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:22,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:22,527 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:22,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:22" (1/1) ... [2019-11-24 21:23:22,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:22" (1/1) ... [2019-11-24 21:23:23,077 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:23,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:23,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:23,078 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:23,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:22" (1/1) ... [2019-11-24 21:23:23,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:22" (1/1) ... [2019-11-24 21:23:23,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:22" (1/1) ... [2019-11-24 21:23:23,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:22" (1/1) ... [2019-11-24 21:23:23,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:22" (1/1) ... [2019-11-24 21:23:23,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:22" (1/1) ... [2019-11-24 21:23:23,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:22" (1/1) ... [2019-11-24 21:23:23,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:23,608 INFO L168 Benchmark]: Toolchain (without parser) took 6145.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 807.6 MB in the end (delta: 148.4 MB). Peak memory consumption was 148.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:23,609 INFO L168 Benchmark]: CDTParser took 0.92 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. [2019-11-24 21:23:23,611 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5063.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 861.1 MB in the end (delta: 94.9 MB). Peak memory consumption was 94.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:23,615 INFO L168 Benchmark]: Boogie Procedure Inliner took 551.43 ms. Allocated memory is still 1.0 GB. Free memory was 861.1 MB in the beginning and 832.2 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:23,618 INFO L168 Benchmark]: Boogie Preprocessor took 518.73 ms. Allocated memory is still 1.0 GB. Free memory was 832.2 MB in the beginning and 807.6 MB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:23,629 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92 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 5063.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 861.1 MB in the end (delta: 94.9 MB). Peak memory consumption was 94.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 551.43 ms. Allocated memory is still 1.0 GB. Free memory was 861.1 MB in the beginning and 832.2 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 518.73 ms. Allocated memory is still 1.0 GB. Free memory was 832.2 MB in the beginning and 807.6 MB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 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 21:23:27,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:27,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:27,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:27,875 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:27,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:27,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:27,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:27,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:27,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:27,915 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:27,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:27,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:27,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:27,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:27,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:27,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:27,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:27,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:27,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:27,970 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:27,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:27,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:27,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:28,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:28,006 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:28,006 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:28,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:28,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:28,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:28,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:28,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:28,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:28,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:28,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:28,031 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:28,032 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:28,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:28,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:28,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:28,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:28,047 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:23:28,093 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:28,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:28,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:28,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:28,105 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:28,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:28,106 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:28,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:28,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:28,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:28,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:28,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:28,113 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:28,113 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:23:28,116 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:23:28,116 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:28,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:28,117 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:28,117 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:28,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:28,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:28,121 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:28,122 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:28,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:28,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:28,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:28,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:28,123 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:23:28,124 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:23:28,126 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:28,127 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:23:28,128 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 -> 38734f761f77f596736c65814dc8035c2eb24f4e [2019-11-24 21:23:28,765 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:28,799 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:28,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:28,813 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:28,814 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:28,816 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-11-24 21:23:28,975 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c97794c8/042f8aed3bdc4d63b84acbf7f04a2d7e/FLAGc9bffc2d5 [2019-11-24 21:23:30,745 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:30,749 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-11-24 21:23:30,848 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c97794c8/042f8aed3bdc4d63b84acbf7f04a2d7e/FLAGc9bffc2d5 [2019-11-24 21:23:30,886 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c97794c8/042f8aed3bdc4d63b84acbf7f04a2d7e [2019-11-24 21:23:30,892 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:30,900 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:30,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:30,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:30,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:30,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:30" (1/1) ... [2019-11-24 21:23:30,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:30, skipping insertion in model container [2019-11-24 21:23:30,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:30" (1/1) ... [2019-11-24 21:23:30,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:31,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:34,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:34,993 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:36,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:36,928 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:36,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36 WrapperNode [2019-11-24 21:23:36,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:36,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:36,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:36,937 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:36,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:37,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:37,440 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:37,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:37,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:37,445 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:37,467 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:37,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:37,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:37,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:37,741 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:37,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:37,903 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:37,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:37,994 INFO L168 Benchmark]: Toolchain (without parser) took 7093.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 750.8 MB in the end (delta: 199.4 MB). Peak memory consumption was 199.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:37,997 INFO L168 Benchmark]: CDTParser took 0.51 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. [2019-11-24 21:23:37,999 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6030.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 802.4 MB in the end (delta: 147.9 MB). Peak memory consumption was 147.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:38,003 INFO L168 Benchmark]: Boogie Procedure Inliner took 508.54 ms. Allocated memory is still 1.0 GB. Free memory was 802.4 MB in the beginning and 779.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:38,009 INFO L168 Benchmark]: Boogie Preprocessor took 544.97 ms. Allocated memory is still 1.0 GB. Free memory was 779.4 MB in the beginning and 750.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:38,018 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 6030.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 802.4 MB in the end (delta: 147.9 MB). Peak memory consumption was 147.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 508.54 ms. Allocated memory is still 1.0 GB. Free memory was 802.4 MB in the beginning and 779.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 544.97 ms. Allocated memory is still 1.0 GB. Free memory was 779.4 MB in the beginning and 750.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...