./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/fib_bench_longest-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/pthread/fib_bench_longest-1.i -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 2852132a3c47f26968d56edbd96d538e37eefcb9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/pthread/fib_bench_longest-1.i -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 2852132a3c47f26968d56edbd96d538e37eefcb9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:29:29,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:29,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:29,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:29,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:29,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:29,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:29,080 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:29,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:29,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:29,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:29,093 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:29,093 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:29,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:29,096 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:29,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:29,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:29,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:29,109 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:29,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:29,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:29,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:29,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:29,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:29,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:29,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:29,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:29,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:29,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:29,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:29,140 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:29,141 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:29,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:29,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:29,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:29,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:29,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:29,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:29,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:29,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:29,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:29,154 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:29:29,182 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:29,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:29,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:29,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:29,188 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:29,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:29,188 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:29,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:29:29,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:29,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:29,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:29,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:29,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:29,193 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:29,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:29,194 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:29,194 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:29,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:29,194 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:29,194 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:29,195 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:29,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:29,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:29,196 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:29,196 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:29,198 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:29:29,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:29:29,198 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:29,198 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 -> 2852132a3c47f26968d56edbd96d538e37eefcb9 [2019-11-27 16:29:29,628 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:29,645 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:29,652 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:29,653 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:29,655 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:29,656 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/fib_bench_longest-1.i [2019-11-27 16:29:29,771 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0028b28d/83e03f3ec2e240afb30471f869a0f7dd/FLAGd0b97fc64 [2019-11-27 16:29:30,608 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:30,612 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/fib_bench_longest-1.i [2019-11-27 16:29:30,638 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0028b28d/83e03f3ec2e240afb30471f869a0f7dd/FLAGd0b97fc64 [2019-11-27 16:29:30,818 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0028b28d/83e03f3ec2e240afb30471f869a0f7dd [2019-11-27 16:29:30,824 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:30,825 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:30,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:30,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:30,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:30,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:30" (1/1) ... [2019-11-27 16:29:30,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50044e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:30, skipping insertion in model container [2019-11-27 16:29:30,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:30" (1/1) ... [2019-11-27 16:29:30,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:30,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:31,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:31,605 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:31,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:31,820 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:31,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31 WrapperNode [2019-11-27 16:29:31,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:31,825 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:31,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:31,826 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:31,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:31,889 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:31,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:31,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:31,933 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:31,933 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:31,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:31,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:31,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:31,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:31,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:31,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:31,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:32,001 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:32,010 INFO L168 Benchmark]: Toolchain (without parser) took 1182.53 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 962.4 MB in the end (delta: -739.3 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:32,013 INFO L168 Benchmark]: CDTParser took 0.23 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. [2019-11-27 16:29:32,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 992.32 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). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:32,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.83 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:32,017 INFO L168 Benchmark]: Boogie Preprocessor took 72.86 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:32,026 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 992.32 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). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 107.83 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.86 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.4 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 0.1.24-509859d [2019-11-27 16:29:34,726 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:34,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:34,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:34,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:34,760 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:34,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:34,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:34,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:34,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:34,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:34,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:34,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:34,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:34,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:34,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:34,800 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:34,801 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:34,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:34,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:34,815 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:34,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:34,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:34,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:34,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:34,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:34,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:34,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:34,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:34,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:34,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:34,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:34,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:34,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:34,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:34,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:34,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:34,850 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:34,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:34,854 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:34,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:34,858 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:29:34,890 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:34,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:34,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:34,893 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:34,893 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:34,893 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:34,894 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:34,894 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:34,894 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:34,895 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:34,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:34,897 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:34,897 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:29:34,897 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:29:34,897 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:34,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:34,900 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:34,900 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:34,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:34,900 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:34,901 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:34,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:34,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:34,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:34,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:34,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:34,903 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:29:34,903 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:29:34,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:34,903 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:29:34,904 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 -> 2852132a3c47f26968d56edbd96d538e37eefcb9 [2019-11-27 16:29:35,349 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:35,365 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:35,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:35,374 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:35,375 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:35,376 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/fib_bench_longest-1.i [2019-11-27 16:29:35,479 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db82b42ce/41e0bcf8248440d9ae41e5f65e9195bd/FLAG2ebf0e18f [2019-11-27 16:29:36,342 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:36,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/fib_bench_longest-1.i [2019-11-27 16:29:36,369 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db82b42ce/41e0bcf8248440d9ae41e5f65e9195bd/FLAG2ebf0e18f [2019-11-27 16:29:36,523 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db82b42ce/41e0bcf8248440d9ae41e5f65e9195bd [2019-11-27 16:29:36,530 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:36,534 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:36,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:36,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:36,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:36,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:36" (1/1) ... [2019-11-27 16:29:36,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@567e1af6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:36, skipping insertion in model container [2019-11-27 16:29:36,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:36" (1/1) ... [2019-11-27 16:29:36,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:36,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:37,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:37,350 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:37,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:37,572 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:37,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37 WrapperNode [2019-11-27 16:29:37,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:37,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:37,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:37,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:37,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:37,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:37,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:37,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:37,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:37,768 INFO L168 Benchmark]: Toolchain (without parser) took 1234.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.1 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:37,769 INFO L168 Benchmark]: CDTParser took 2.72 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:37,770 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1040.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 635.6 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:37,778 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.93 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:37,779 INFO L168 Benchmark]: Boogie Preprocessor took 87.04 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:37,787 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.72 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1040.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 635.6 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 100.93 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.04 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 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...