./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/gj2007.c.i.p+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/loop-lit/gj2007.c.i.p+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 17769653fcc1793cb44568ec45f15628df5f1ace .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loop-lit/gj2007.c.i.p+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 17769653fcc1793cb44568ec45f15628df5f1ace ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:04:14,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:14,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:14,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:14,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:14,926 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:14,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:14,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:14,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:14,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:14,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:14,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:14,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:14,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:14,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:14,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:14,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:14,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:15,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:15,011 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:15,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:15,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:15,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:15,032 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:15,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:15,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:15,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:15,045 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:15,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:15,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:15,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:15,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:15,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:15,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:15,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:15,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:15,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:15,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:15,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:15,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:15,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:15,075 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:15,118 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:15,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:15,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:15,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:15,125 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:15,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:15,126 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:15,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:15,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:15,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:15,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:15,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:15,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:15,130 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:15,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:15,132 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:15,133 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:15,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:15,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:15,136 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:15,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:15,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:15,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:15,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:15,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:15,138 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:15,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:15,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:15,141 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 -> 17769653fcc1793cb44568ec45f15628df5f1ace [2019-11-26 17:04:15,750 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:15,789 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:15,796 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:15,801 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:15,802 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:15,803 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c [2019-11-26 17:04:15,971 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dc8b93e6/9cf456b835cd403e82ec9ff97589e071/FLAG84a7f4f93 [2019-11-26 17:04:17,029 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:17,034 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c [2019-11-26 17:04:17,060 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dc8b93e6/9cf456b835cd403e82ec9ff97589e071/FLAG84a7f4f93 [2019-11-26 17:04:17,124 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dc8b93e6/9cf456b835cd403e82ec9ff97589e071 [2019-11-26 17:04:17,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:17,136 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:17,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:17,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:17,149 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:17,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:17" (1/1) ... [2019-11-26 17:04:17,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25e07b0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:17, skipping insertion in model container [2019-11-26 17:04:17,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:17" (1/1) ... [2019-11-26 17:04:17,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:17,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:18,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:18,129 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:18,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:18,332 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:18,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18 WrapperNode [2019-11-26 17:04:18,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:18,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:18,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:18,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:18,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,476 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:18,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:18,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:18,478 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:18,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:18,606 INFO L168 Benchmark]: Toolchain (without parser) took 1463.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.0 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:18,608 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:18,613 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1196.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.7 MB in the end (delta: -29.5 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:18,615 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.76 ms. Allocated memory is still 1.0 GB. Free memory was 989.7 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:18,619 INFO L168 Benchmark]: Boogie Preprocessor took 119.58 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:18,631 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1196.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.7 MB in the end (delta: -29.5 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 135.76 ms. Allocated memory is still 1.0 GB. Free memory was 989.7 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 119.58 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:22,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:22,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:22,642 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:22,643 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:22,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:22,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:22,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:22,676 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:22,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:22,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:22,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:22,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:22,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:22,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:22,700 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:22,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:22,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:22,712 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:22,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:22,728 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:22,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:22,739 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:22,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:22,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:22,754 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:22,754 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:22,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:22,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:22,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:22,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:22,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:22,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:22,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:22,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:22,773 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:22,777 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:22,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:22,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:22,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:22,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:22,785 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:22,840 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:22,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:22,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:22,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:22,855 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:22,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:22,857 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:22,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:22,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:22,860 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:22,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:22,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:22,861 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:22,861 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:22,865 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:22,866 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:22,866 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:22,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:22,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:22,867 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:22,867 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:22,868 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:22,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:22,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:22,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:22,871 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:22,871 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:22,872 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:22,872 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:22,874 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:22,875 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 -> 17769653fcc1793cb44568ec45f15628df5f1ace [2019-11-26 17:04:23,509 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:23,541 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:23,550 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:23,554 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:23,557 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:23,559 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c [2019-11-26 17:04:23,723 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59b1ef7d3/60233cd975c94f5eae8243200df265e8/FLAGba3f703fc [2019-11-26 17:04:24,821 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:24,824 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c [2019-11-26 17:04:24,848 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59b1ef7d3/60233cd975c94f5eae8243200df265e8/FLAGba3f703fc [2019-11-26 17:04:24,885 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59b1ef7d3/60233cd975c94f5eae8243200df265e8 [2019-11-26 17:04:24,895 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:24,897 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:24,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:24,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:24,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:24,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:24" (1/1) ... [2019-11-26 17:04:24,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3514b78a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:24, skipping insertion in model container [2019-11-26 17:04:24,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:24" (1/1) ... [2019-11-26 17:04:24,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:25,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:26,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:26,042 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:26,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:26,321 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:26,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:26 WrapperNode [2019-11-26 17:04:26,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:26,337 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:26,337 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:26,337 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:26,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:26" (1/1) ... [2019-11-26 17:04:26,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:26" (1/1) ... [2019-11-26 17:04:26,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:26,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:26,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:26,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:26,549 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:26" (1/1) ... [2019-11-26 17:04:26,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:26" (1/1) ... [2019-11-26 17:04:26,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:26" (1/1) ... [2019-11-26 17:04:26,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:26" (1/1) ... [2019-11-26 17:04:26,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:26" (1/1) ... [2019-11-26 17:04:26,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:26" (1/1) ... [2019-11-26 17:04:26,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:26" (1/1) ... [2019-11-26 17:04:26,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:26,679 INFO L168 Benchmark]: Toolchain (without parser) took 1773.79 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 978.2 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:26,680 INFO L168 Benchmark]: CDTParser took 2.95 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 17:04:26,682 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1420.15 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 984.0 MB in the end (delta: -22.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:26,683 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.83 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:26,684 INFO L168 Benchmark]: Boogie Preprocessor took 144.45 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:26,695 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.95 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 1420.15 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 984.0 MB in the end (delta: -22.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 184.83 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 144.45 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.2 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...