./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/linear_search.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/loops/linear_search.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 94e3f86b9de32727703e34062a5fbd6d13e88462 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/loops/linear_search.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 94e3f86b9de32727703e34062a5fbd6d13e88462 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:03:11,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:11,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:11,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:11,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:11,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:11,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:11,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:11,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:11,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:11,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:11,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:11,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:11,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:11,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:11,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:11,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:11,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:11,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:11,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:11,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:11,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:11,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:11,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:11,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:11,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:11,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:11,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:11,464 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:11,465 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:11,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:11,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:11,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:11,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:11,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:11,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:11,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:11,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:11,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:11,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:11,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:11,490 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:03:11,528 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:11,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:11,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:11,536 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:11,538 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:11,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:11,539 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:11,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:03:11,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:11,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:11,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:11,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:11,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:11,544 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:11,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:11,544 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:11,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:11,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:11,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:11,549 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:11,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:11,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:11,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:11,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:11,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:11,551 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:03:11,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:03:11,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:11,554 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 -> 94e3f86b9de32727703e34062a5fbd6d13e88462 [2019-11-26 17:03:12,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:12,170 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:12,174 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:12,178 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:12,180 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:12,181 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/linear_search.c [2019-11-26 17:03:12,347 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/987da5873/548c5fb541d14988abeb52b4b9db1be7/FLAG17df0b98f [2019-11-26 17:03:13,421 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:13,426 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/linear_search.c [2019-11-26 17:03:13,440 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/987da5873/548c5fb541d14988abeb52b4b9db1be7/FLAG17df0b98f [2019-11-26 17:03:13,481 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/987da5873/548c5fb541d14988abeb52b4b9db1be7 [2019-11-26 17:03:13,487 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:13,492 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:13,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:13,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:13,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:13,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:13" (1/1) ... [2019-11-26 17:03:13,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bc03040 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:13, skipping insertion in model container [2019-11-26 17:03:13,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:13" (1/1) ... [2019-11-26 17:03:13,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:13,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:14,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:14,044 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:14,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:14,106 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:14,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:14 WrapperNode [2019-11-26 17:03:14,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:14,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:14,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:14,118 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:14,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:14" (1/1) ... [2019-11-26 17:03:14,241 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:14" (1/1) ... [2019-11-26 17:03:14,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:14,293 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:14,302 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:14,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:14,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:14" (1/1) ... [2019-11-26 17:03:14,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:14" (1/1) ... [2019-11-26 17:03:14,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:14" (1/1) ... [2019-11-26 17:03:14,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:14" (1/1) ... [2019-11-26 17:03:14,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:14" (1/1) ... [2019-11-26 17:03:14,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:14" (1/1) ... [2019-11-26 17:03:14,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:14" (1/1) ... [2019-11-26 17:03:14,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:14,400 INFO L168 Benchmark]: Toolchain (without parser) took 889.68 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 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:14,409 INFO L168 Benchmark]: CDTParser took 1.40 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. [2019-11-26 17:03:14,415 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.72 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:14,418 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 996.9 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:14,420 INFO L168 Benchmark]: Boogie Preprocessor took 86.51 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:14,431 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 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 612.72 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 175.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 996.9 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 86.51 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:03:18,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:18,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:18,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:18,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:18,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:18,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:18,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:18,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:18,455 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:18,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:18,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:18,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:18,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:18,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:18,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:18,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:18,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:18,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:18,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:18,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:18,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:18,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:18,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:18,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:18,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:18,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:18,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:18,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:18,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:18,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:18,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:18,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:18,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:18,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:18,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:18,554 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:18,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:18,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:18,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:18,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:18,562 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:03:18,602 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:18,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:18,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:18,609 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:18,609 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:18,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:18,610 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:18,611 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:18,611 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:18,611 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:18,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:18,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:18,614 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:03:18,615 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:03:18,615 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:18,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:18,618 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:18,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:18,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:18,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:18,619 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:18,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:18,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:18,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:18,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:18,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:18,623 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:03:18,626 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:03:18,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:18,627 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:03:18,628 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 -> 94e3f86b9de32727703e34062a5fbd6d13e88462 [2019-11-26 17:03:19,164 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:19,196 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:19,204 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:19,208 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:19,210 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:19,213 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/linear_search.c [2019-11-26 17:03:19,369 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90021ff02/8010b5334c4e40d297f42bdab58aba47/FLAGef3607e48 [2019-11-26 17:03:20,380 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:20,381 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/linear_search.c [2019-11-26 17:03:20,397 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90021ff02/8010b5334c4e40d297f42bdab58aba47/FLAGef3607e48 [2019-11-26 17:03:20,542 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90021ff02/8010b5334c4e40d297f42bdab58aba47 [2019-11-26 17:03:20,552 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:20,557 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:20,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:20,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:20,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:20,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:20" (1/1) ... [2019-11-26 17:03:20,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f5a3cfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:20, skipping insertion in model container [2019-11-26 17:03:20,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:20" (1/1) ... [2019-11-26 17:03:20,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:20,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:21,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:21,151 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:21,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:21,248 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:21,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:21 WrapperNode [2019-11-26 17:03:21,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:21,254 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:21,255 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:21,255 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:21,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:21" (1/1) ... [2019-11-26 17:03:21,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:21" (1/1) ... [2019-11-26 17:03:21,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:21,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:21,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:21,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:21,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:21" (1/1) ... [2019-11-26 17:03:21,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:21" (1/1) ... [2019-11-26 17:03:21,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:21" (1/1) ... [2019-11-26 17:03:21,500 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:21" (1/1) ... [2019-11-26 17:03:21,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:21" (1/1) ... [2019-11-26 17:03:21,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:21" (1/1) ... [2019-11-26 17:03:21,548 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:21" (1/1) ... [2019-11-26 17:03:21,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:21,565 INFO L168 Benchmark]: Toolchain (without parser) took 1003.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:21,567 INFO L168 Benchmark]: CDTParser took 1.49 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 17:03:21,569 INFO L168 Benchmark]: CACSL2BoogieTranslator took 690.96 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:21,575 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:21,581 INFO L168 Benchmark]: Boogie Preprocessor took 102.35 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:21,590 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49 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 690.96 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 200.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 102.35 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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...