./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c3d39b0e86c47e0d053aca6bf719b2bd7704682a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c3d39b0e86c47e0d053aca6bf719b2bd7704682a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:17:46,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:46,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:46,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:46,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:46,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:46,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:46,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:46,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:46,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:46,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:46,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:46,573 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:46,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:46,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:46,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:46,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:46,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:46,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:46,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:46,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:46,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:46,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:46,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:46,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:46,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:46,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:46,647 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:46,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:46,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:46,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:46,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:46,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:46,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:46,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:46,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:46,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:46,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:46,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:46,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:46,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:46,676 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:46,716 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:46,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:46,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:46,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:46,724 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:46,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:46,724 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:46,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:46,727 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:46,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:46,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:46,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:46,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:46,732 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:46,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:46,733 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:46,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:46,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:46,734 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:46,734 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:46,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:46,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:46,738 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:46,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:46,739 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:46,739 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:46,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:46,740 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:46,740 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 -> c3d39b0e86c47e0d053aca6bf719b2bd7704682a [2019-11-26 17:17:47,358 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:47,389 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:47,395 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:47,401 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:47,402 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:47,403 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:47,560 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff67ca66a/d899318d15e749ecbf748289ef850c80/FLAGf5f3ed62b [2019-11-26 17:17:48,799 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:48,805 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:48,840 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff67ca66a/d899318d15e749ecbf748289ef850c80/FLAGf5f3ed62b [2019-11-26 17:17:48,875 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff67ca66a/d899318d15e749ecbf748289ef850c80 [2019-11-26 17:17:48,880 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:48,882 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:48,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:48,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:48,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:48,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:48" (1/1) ... [2019-11-26 17:17:48,910 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 26.11 05:17:48, skipping insertion in model container [2019-11-26 17:17:48,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:48" (1/1) ... [2019-11-26 17:17:48,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:49,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:50,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:50,087 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:50,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:50,413 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:50,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50 WrapperNode [2019-11-26 17:17:50,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:50,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:50,417 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:50,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:50,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,471 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:50,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:50,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:50,598 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:50,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:50" (1/1) ... [2019-11-26 17:17:50,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:50,738 INFO L168 Benchmark]: Toolchain (without parser) took 1855.13 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 968.2 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:50,745 INFO L168 Benchmark]: CDTParser took 1.36 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. [2019-11-26 17:17:50,747 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1523.17 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:50,752 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.39 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:50,760 INFO L168 Benchmark]: Boogie Preprocessor took 136.71 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:50,764 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 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 1523.17 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 181.39 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 136.71 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 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 0.1.24-025d5a2 [2019-11-26 17:17:54,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:54,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:54,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:54,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:54,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:54,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:54,815 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:54,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:54,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:54,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:54,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:54,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:54,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:54,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:54,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:54,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:54,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:54,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:54,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:54,880 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:54,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:54,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:54,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:54,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:54,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:54,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:54,907 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:54,908 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:54,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:54,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:54,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:54,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:54,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:54,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:54,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:54,925 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:54,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:54,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:54,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:54,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:54,936 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:54,978 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:54,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:54,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:54,985 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:54,985 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:54,987 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:54,987 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:54,988 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:54,988 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:54,988 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:54,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:54,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:54,993 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:54,993 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:54,993 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:54,994 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:54,994 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:54,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:54,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:54,997 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:54,997 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:54,997 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:54,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:54,998 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:55,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:55,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:55,000 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:55,001 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:55,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:55,002 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:55,003 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 -> c3d39b0e86c47e0d053aca6bf719b2bd7704682a [2019-11-26 17:17:55,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:55,662 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:55,669 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:55,675 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:55,675 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:55,678 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:55,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5714ea129/8c0c4665de0d45ed90bb87f9bd4057b1/FLAG36965a923 [2019-11-26 17:17:57,012 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:57,016 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:57,048 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5714ea129/8c0c4665de0d45ed90bb87f9bd4057b1/FLAG36965a923 [2019-11-26 17:17:57,085 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5714ea129/8c0c4665de0d45ed90bb87f9bd4057b1 [2019-11-26 17:17:57,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:57,099 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:57,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:57,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:57,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:57,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:57" (1/1) ... [2019-11-26 17:17:57,122 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 26.11 05:17:57, skipping insertion in model container [2019-11-26 17:17:57,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:57" (1/1) ... [2019-11-26 17:17:57,140 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:57,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:58,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:58,462 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:58,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:58,853 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:58,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58 WrapperNode [2019-11-26 17:17:58,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:58,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:58,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:58,857 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:58,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:58,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:59,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:59,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:59,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:59,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:59,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:59,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:59,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:59,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:59,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:59,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:59,142 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:59,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:59,173 INFO L168 Benchmark]: Toolchain (without parser) took 2071.43 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 967.0 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:59,180 INFO L168 Benchmark]: CDTParser took 1.54 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. [2019-11-26 17:17:59,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1750.21 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:59,188 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.92 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:59,190 INFO L168 Benchmark]: Boogie Preprocessor took 163.33 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:59,201 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54 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 1750.21 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.92 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 163.33 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...