./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.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 87de2ac0f1d4806f19db4ba3d07c68d1e20429ad ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.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 87de2ac0f1d4806f19db4ba3d07c68d1e20429ad .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:09:48,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:48,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:48,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:48,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:48,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:48,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:48,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:48,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:48,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:48,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:48,421 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:48,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:48,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:48,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:48,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:48,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:48,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:48,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:48,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:48,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:48,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:48,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:48,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:48,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:48,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:48,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:48,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:48,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:48,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:48,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:48,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:48,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:48,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:48,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:48,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:48,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:48,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:48,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:48,480 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:48,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:48,483 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:09:48,513 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:48,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:48,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:48,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:48,517 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:48,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:48,519 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:48,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:09:48,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:48,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:48,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:48,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:48,521 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:48,522 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:48,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:48,522 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:48,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:48,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:48,525 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:48,525 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:48,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:48,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:48,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:48,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:48,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:48,526 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:09:48,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:09:48,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:48,528 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 -> 87de2ac0f1d4806f19db4ba3d07c68d1e20429ad [2019-11-25 23:09:48,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:49,008 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:49,011 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:49,015 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:49,017 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:49,021 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-25 23:09:49,125 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/105857f42/c7c5e8e0313e4d429c14c49654bc158e/FLAG834638bc0 [2019-11-25 23:09:50,211 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:50,215 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-25 23:09:50,257 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/105857f42/c7c5e8e0313e4d429c14c49654bc158e/FLAG834638bc0 [2019-11-25 23:09:50,640 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/105857f42/c7c5e8e0313e4d429c14c49654bc158e [2019-11-25 23:09:50,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:50,650 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:50,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:50,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:50,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:50,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:50" (1/1) ... [2019-11-25 23:09:50,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f5a3cfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:50, skipping insertion in model container [2019-11-25 23:09:50,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:50" (1/1) ... [2019-11-25 23:09:50,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:50,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:52,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:52,695 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:53,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:53,447 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:53,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53 WrapperNode [2019-11-25 23:09:53,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:53,450 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:53,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:53,453 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:53,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:53,531 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:53,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:53,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:53,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:53,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:53,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:53,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:53,781 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:53,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:53,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:53,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:53,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:53" (1/1) ... [2019-11-25 23:09:53,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:53,984 INFO L168 Benchmark]: Toolchain (without parser) took 3329.52 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 855.0 MB in the end (delta: 100.9 MB). Peak memory consumption was 101.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:53,985 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-25 23:09:53,988 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2795.19 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 895.1 MB in the end (delta: 60.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:53,990 INFO L168 Benchmark]: Boogie Procedure Inliner took 270.20 ms. Allocated memory is still 1.0 GB. Free memory was 895.1 MB in the beginning and 872.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:53,994 INFO L168 Benchmark]: Boogie Preprocessor took 257.49 ms. Allocated memory is still 1.0 GB. Free memory was 872.2 MB in the beginning and 855.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:54,001 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 2795.19 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 895.1 MB in the end (delta: 60.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 270.20 ms. Allocated memory is still 1.0 GB. Free memory was 895.1 MB in the beginning and 872.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 257.49 ms. Allocated memory is still 1.0 GB. Free memory was 872.2 MB in the beginning and 855.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-65d6cd2 [2019-11-25 23:09:56,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:56,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:56,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:56,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:56,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:56,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:56,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:56,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:56,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:56,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:56,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:56,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:56,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:56,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:56,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:56,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:56,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:56,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:56,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:56,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:56,842 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:56,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:56,848 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:56,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:56,853 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:56,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:56,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:56,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:56,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:56,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:56,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:56,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:56,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:56,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:56,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:56,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:56,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:56,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:56,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:56,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:56,874 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:09:56,904 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:56,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:56,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:56,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:56,911 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:56,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:56,911 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:56,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:56,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:56,912 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:56,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:56,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:56,913 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:09:56,914 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:09:56,914 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:56,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:56,914 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:56,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:56,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:56,915 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:56,915 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:56,915 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:56,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:56,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:56,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:56,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:56,918 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:09:56,918 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:09:56,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:56,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:09:56,919 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 -> 87de2ac0f1d4806f19db4ba3d07c68d1e20429ad [2019-11-25 23:09:57,371 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:57,389 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:57,396 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:57,397 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:57,398 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:57,402 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-25 23:09:57,514 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b11db899e/f6bf52b9abf14f6b9e420e065327740e/FLAG33d28cff1 [2019-11-25 23:09:58,577 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:58,578 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-25 23:09:58,629 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b11db899e/f6bf52b9abf14f6b9e420e065327740e/FLAG33d28cff1 [2019-11-25 23:09:59,029 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b11db899e/f6bf52b9abf14f6b9e420e065327740e [2019-11-25 23:09:59,035 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:59,036 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:59,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:59,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:59,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:59,052 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:59" (1/1) ... [2019-11-25 23:09:59,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ecb26ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:59, skipping insertion in model container [2019-11-25 23:09:59,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:59" (1/1) ... [2019-11-25 23:09:59,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:59,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:10:01,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:01,230 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:10:02,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:02,225 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:10:02,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02 WrapperNode [2019-11-25 23:10:02,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:02,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:02,230 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:10:02,230 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:10:02,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:02,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:10:02,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:10:02,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:10:02,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:10:02,832 INFO L168 Benchmark]: Toolchain (without parser) took 3789.97 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 810.6 MB in the end (delta: 145.4 MB). Peak memory consumption was 145.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:02,833 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-25 23:10:02,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3185.98 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 850.7 MB in the end (delta: 105.3 MB). Peak memory consumption was 105.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:02,836 INFO L168 Benchmark]: Boogie Procedure Inliner took 293.76 ms. Allocated memory is still 1.0 GB. Free memory was 850.7 MB in the beginning and 827.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:02,840 INFO L168 Benchmark]: Boogie Preprocessor took 300.79 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 810.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:02,847 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 3185.98 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 850.7 MB in the end (delta: 105.3 MB). Peak memory consumption was 105.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 293.76 ms. Allocated memory is still 1.0 GB. Free memory was 850.7 MB in the beginning and 827.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 300.79 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 810.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...