./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/Mono6_1.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-crafted-1/Mono6_1.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 d83724e8cd1410e9a59e8dcc42ec6f1d702a3d7e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-crafted-1/Mono6_1.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 d83724e8cd1410e9a59e8dcc42ec6f1d702a3d7e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:04:37,366 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:37,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:37,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:37,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:37,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:37,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:37,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:37,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:37,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:37,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:37,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:37,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:37,455 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:37,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:37,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:37,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:37,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:37,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:37,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:37,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:37,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:37,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:37,508 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:37,515 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:37,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:37,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:37,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:37,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:37,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:37,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:37,527 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:37,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:37,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:37,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:37,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:37,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:37,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:37,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:37,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:37,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:37,552 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:37,596 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:37,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:37,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:37,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:37,605 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:37,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:37,608 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:37,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:37,609 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:37,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:37,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:37,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:37,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:37,614 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:37,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:37,616 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:37,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:37,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:37,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:37,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:37,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:37,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:37,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:37,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:37,622 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:37,622 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:37,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:37,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:37,624 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 -> d83724e8cd1410e9a59e8dcc42ec6f1d702a3d7e [2019-11-26 17:04:38,278 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:38,307 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:38,317 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:38,322 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:38,323 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:38,326 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/Mono6_1.c [2019-11-26 17:04:38,485 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1fa77ff4/094f20f7af614e1a867427c40787b056/FLAGe3246c9c7 [2019-11-26 17:04:39,503 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:39,507 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/Mono6_1.c [2019-11-26 17:04:39,518 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1fa77ff4/094f20f7af614e1a867427c40787b056/FLAGe3246c9c7 [2019-11-26 17:04:39,545 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1fa77ff4/094f20f7af614e1a867427c40787b056 [2019-11-26 17:04:39,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:39,553 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:39,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:39,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:39,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:39,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:39,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39, skipping insertion in model container [2019-11-26 17:04:39,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:39,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:39,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:40,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:40,056 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:40,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:40,101 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:40,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:40 WrapperNode [2019-11-26 17:04:40,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:40,115 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:40,116 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:40,117 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:40,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:40" (1/1) ... [2019-11-26 17:04:40,153 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:40" (1/1) ... [2019-11-26 17:04:40,293 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:40,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:40,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:40,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:40,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:40" (1/1) ... [2019-11-26 17:04:40,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:40" (1/1) ... [2019-11-26 17:04:40,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:40" (1/1) ... [2019-11-26 17:04:40,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:40" (1/1) ... [2019-11-26 17:04:40,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:40" (1/1) ... [2019-11-26 17:04:40,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:40" (1/1) ... [2019-11-26 17:04:40,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:40" (1/1) ... [2019-11-26 17:04:40,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:40,362 INFO L168 Benchmark]: Toolchain (without parser) took 801.14 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 996.8 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:40,365 INFO L168 Benchmark]: CDTParser took 0.33 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 17:04:40,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 554.32 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:40,372 INFO L168 Benchmark]: Boogie Procedure Inliner took 180.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.8 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:40,374 INFO L168 Benchmark]: Boogie Preprocessor took 55.55 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:40,386 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 554.32 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 180.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.8 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 55.55 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 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 17:04:44,272 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:44,280 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:44,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:44,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:44,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:44,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:44,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:44,343 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:44,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:44,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:44,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:44,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:44,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:44,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:44,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:44,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:44,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:44,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:44,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:44,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:44,398 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:44,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:44,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:44,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:44,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:44,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:44,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:44,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:44,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:44,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:44,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:44,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:44,431 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:44,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:44,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:44,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:44,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:44,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:44,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:44,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:44,444 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:44,496 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:44,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:44,504 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:44,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:44,507 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:44,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:44,510 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:44,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:44,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:44,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:44,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:44,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:44,516 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:44,516 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:44,517 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:44,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:44,518 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:44,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:44,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:44,522 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:44,522 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:44,522 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:44,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:44,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:44,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:44,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:44,526 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:44,526 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:44,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:44,528 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:44,529 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 -> d83724e8cd1410e9a59e8dcc42ec6f1d702a3d7e [2019-11-26 17:04:45,059 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:45,101 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:45,107 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:45,114 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:45,116 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:45,118 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/Mono6_1.c [2019-11-26 17:04:45,298 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a50bd2ca3/09e2147b81f748468106c3e7765eb7e0/FLAG1721920bd [2019-11-26 17:04:46,371 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:46,372 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/Mono6_1.c [2019-11-26 17:04:46,386 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a50bd2ca3/09e2147b81f748468106c3e7765eb7e0/FLAG1721920bd [2019-11-26 17:04:46,426 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a50bd2ca3/09e2147b81f748468106c3e7765eb7e0 [2019-11-26 17:04:46,433 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:46,437 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:46,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:46,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:46,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:46,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:46" (1/1) ... [2019-11-26 17:04:46,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5734e45e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:46, skipping insertion in model container [2019-11-26 17:04:46,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:46" (1/1) ... [2019-11-26 17:04:46,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:46,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:46,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:46,982 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:47,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:47,048 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:47,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:47 WrapperNode [2019-11-26 17:04:47,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:47,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:47,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:47,057 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:47,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:47" (1/1) ... [2019-11-26 17:04:47,162 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:47" (1/1) ... [2019-11-26 17:04:47,208 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:47,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:47,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:47,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:47,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:47" (1/1) ... [2019-11-26 17:04:47,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:47" (1/1) ... [2019-11-26 17:04:47,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:47" (1/1) ... [2019-11-26 17:04:47,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:47" (1/1) ... [2019-11-26 17:04:47,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:47" (1/1) ... [2019-11-26 17:04:47,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:47" (1/1) ... [2019-11-26 17:04:47,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:47" (1/1) ... [2019-11-26 17:04:47,252 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:47,272 INFO L168 Benchmark]: Toolchain (without parser) took 817.51 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 997.0 MB in the end (delta: -35.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:47,276 INFO L168 Benchmark]: CDTParser took 3.07 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 17:04:47,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 608.27 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 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 17:04:47,282 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.45 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:47,284 INFO L168 Benchmark]: Boogie Preprocessor took 39.04 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:47,291 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.07 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 608.27 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 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 156.45 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 39.04 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 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...