./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+sep-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.4.1.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 6ddaeacc6f1afd1a531db044234e5f19c5c83f64 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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+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 6ddaeacc6f1afd1a531db044234e5f19c5c83f64 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:17:12,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:12,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:12,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:12,782 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:12,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:12,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:12,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:12,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:12,821 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:12,825 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:12,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:12,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:12,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:12,840 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:12,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:12,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:12,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:12,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:12,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:12,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:12,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:12,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:12,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:12,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:12,895 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:12,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:12,899 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:12,899 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:12,901 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:12,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:12,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:12,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:12,910 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:12,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:12,913 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:12,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:12,916 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:12,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:12,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:12,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:12,927 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:12,963 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:12,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:12,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:12,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:12,970 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:12,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:12,973 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:12,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:12,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:12,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:12,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:12,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:12,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:12,978 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:12,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:12,979 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:12,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:12,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:12,981 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:12,981 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:12,981 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:12,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:12,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:12,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:12,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:12,985 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:12,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:12,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:12,987 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 -> 6ddaeacc6f1afd1a531db044234e5f19c5c83f64 [2019-11-26 17:17:13,558 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:13,588 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:13,595 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:13,600 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:13,601 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:13,602 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-11-26 17:17:13,757 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/602cdfd57/8b7456758e7345d48a57d9404f70aea7/FLAGfe5e515b3 [2019-11-26 17:17:15,687 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:15,690 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-11-26 17:17:15,846 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/602cdfd57/8b7456758e7345d48a57d9404f70aea7/FLAGfe5e515b3 [2019-11-26 17:17:15,893 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/602cdfd57/8b7456758e7345d48a57d9404f70aea7 [2019-11-26 17:17:15,901 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:15,904 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:15,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:15,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:15,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:15,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:15" (1/1) ... [2019-11-26 17:17:15,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:15, skipping insertion in model container [2019-11-26 17:17:15,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:15" (1/1) ... [2019-11-26 17:17:15,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:16,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:20,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:20,649 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:22,838 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:22,917 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:22,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22 WrapperNode [2019-11-26 17:17:22,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:22,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:22,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:22,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:22,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:23,129 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:24,086 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:24,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:24,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:24,091 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:24,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:24,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:24,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:24,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:24,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:24,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:24,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:24,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:24,838 INFO L168 Benchmark]: Toolchain (without parser) took 8929.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 889.8 MB in the end (delta: 54.7 MB). Peak memory consumption was 54.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:24,839 INFO L168 Benchmark]: CDTParser took 2.37 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 17:17:24,844 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7014.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 757.2 MB in the end (delta: 187.3 MB). Peak memory consumption was 187.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:24,845 INFO L168 Benchmark]: Boogie Procedure Inliner took 1165.81 ms. Allocated memory is still 1.0 GB. Free memory was 757.2 MB in the beginning and 928.5 MB in the end (delta: -171.3 MB). Peak memory consumption was 104.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:24,848 INFO L168 Benchmark]: Boogie Preprocessor took 740.17 ms. Allocated memory is still 1.0 GB. Free memory was 928.5 MB in the beginning and 889.8 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:24,858 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.37 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 7014.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 757.2 MB in the end (delta: 187.3 MB). Peak memory consumption was 187.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1165.81 ms. Allocated memory is still 1.0 GB. Free memory was 757.2 MB in the beginning and 928.5 MB in the end (delta: -171.3 MB). Peak memory consumption was 104.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 740.17 ms. Allocated memory is still 1.0 GB. Free memory was 928.5 MB in the beginning and 889.8 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 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 17:17:28,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:28,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:28,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:28,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:28,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:28,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:28,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:28,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:28,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:28,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:28,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:28,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:28,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:28,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:28,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:28,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:28,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:28,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:28,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:28,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:28,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:28,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:28,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:28,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:28,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:28,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:28,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:28,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:28,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:28,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:28,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:28,881 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:28,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:28,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:28,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:28,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:28,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:28,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:28,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:28,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:28,897 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:28,942 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:28,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:28,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:28,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:28,951 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:28,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:28,952 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:28,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:28,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:28,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:28,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:28,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:28,959 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:28,960 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:28,960 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:28,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:28,961 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:28,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:28,962 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:28,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:28,964 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:28,964 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:28,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:28,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:28,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:28,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:28,967 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:28,967 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:28,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:28,969 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:28,970 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 -> 6ddaeacc6f1afd1a531db044234e5f19c5c83f64 [2019-11-26 17:17:29,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:29,678 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:29,685 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:29,693 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:29,694 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:29,695 INFO L428 ainManager$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+sep-reducer.c [2019-11-26 17:17:29,851 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47a15151a/b41fe23ee22b45709f93b0da795d5bd1/FLAGcd946f8b4 [2019-11-26 17:17:31,783 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:31,786 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+sep-reducer.c [2019-11-26 17:17:31,906 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47a15151a/b41fe23ee22b45709f93b0da795d5bd1/FLAGcd946f8b4 [2019-11-26 17:17:32,021 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47a15151a/b41fe23ee22b45709f93b0da795d5bd1 [2019-11-26 17:17:32,032 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:32,036 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:32,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:32,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:32,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:32,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:32" (1/1) ... [2019-11-26 17:17:32,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f1affec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:32, skipping insertion in model container [2019-11-26 17:17:32,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:32" (1/1) ... [2019-11-26 17:17:32,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:32,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:37,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:37,799 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:41,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:41,101 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:41,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41 WrapperNode [2019-11-26 17:17:41,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:41,110 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:41,111 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:41,111 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:41,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:41,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:41,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:41,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:41,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:41,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:41,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:41,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:41,983 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:41,985 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:42,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:42,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:42,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:41" (1/1) ... [2019-11-26 17:17:42,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:42,657 INFO L168 Benchmark]: Toolchain (without parser) took 10619.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 813.0 MB in the end (delta: 132.9 MB). Peak memory consumption was 133.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:42,660 INFO L168 Benchmark]: CDTParser took 0.39 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 17:17:42,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9063.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 906.6 MB in the end (delta: 39.3 MB). Peak memory consumption was 267.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:42,667 INFO L168 Benchmark]: Boogie Procedure Inliner took 720.56 ms. Allocated memory is still 1.0 GB. Free memory was 906.6 MB in the beginning and 855.3 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:42,669 INFO L168 Benchmark]: Boogie Preprocessor took 817.53 ms. Allocated memory is still 1.0 GB. Free memory was 855.3 MB in the beginning and 813.0 MB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:42,678 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 9063.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 906.6 MB in the end (delta: 39.3 MB). Peak memory consumption was 267.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 720.56 ms. Allocated memory is still 1.0 GB. Free memory was 906.6 MB in the beginning and 855.3 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 817.53 ms. Allocated memory is still 1.0 GB. Free memory was 855.3 MB in the beginning and 813.0 MB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...