./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/basename-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version f470102c 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/basename-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c57ebc44b313bf301635c00d4458ecfdd41286b1 .......................................................................................................................... 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/basename-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c57ebc44b313bf301635c00d4458ecfdd41286b1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 20:21:04,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:21:04,271 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:21:04,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:21:04,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:21:04,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:21:04,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:21:04,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:21:04,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:21:04,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:21:04,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:21:04,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:21:04,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:21:04,323 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:21:04,324 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:21:04,326 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:21:04,328 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:21:04,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:21:04,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:21:04,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:21:04,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:21:04,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:21:04,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:21:04,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:21:04,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:21:04,351 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:21:04,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:21:04,354 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:21:04,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:21:04,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:21:04,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:21:04,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:21:04,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:21:04,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:21:04,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:21:04,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:21:04,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:21:04,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:21:04,363 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:21:04,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:21:04,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:21:04,367 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-28 20:21:04,400 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:21:04,403 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:21:04,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:21:04,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:21:04,409 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:21:04,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:21:04,410 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:21:04,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:21:04,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:21:04,411 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 20:21:04,411 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 20:21:04,411 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 20:21:04,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 20:21:04,413 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 20:21:04,413 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:21:04,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:21:04,414 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:21:04,414 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 20:21:04,414 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 20:21:04,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 20:21:04,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:21:04,415 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 20:21:04,415 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 20:21:04,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 20:21:04,416 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:21:04,417 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c57ebc44b313bf301635c00d4458ecfdd41286b1 [2019-11-28 20:21:04,764 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:21:04,779 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:21:04,783 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:21:04,785 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:21:04,785 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:21:04,786 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/basename-2.i [2019-11-28 20:21:04,861 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fdd89031/f3ec4e04b3a44a698d3933aac9ca08ff/FLAG9feff0c12 [2019-11-28 20:21:05,503 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:21:05,505 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/basename-2.i [2019-11-28 20:21:05,531 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fdd89031/f3ec4e04b3a44a698d3933aac9ca08ff/FLAG9feff0c12 [2019-11-28 20:21:05,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fdd89031/f3ec4e04b3a44a698d3933aac9ca08ff [2019-11-28 20:21:05,701 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:21:05,702 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 20:21:05,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:21:05,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:21:05,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:21:05,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:21:05" (1/1) ... [2019-11-28 20:21:05,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8d0eae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:05, skipping insertion in model container [2019-11-28 20:21:05,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:21:05" (1/1) ... [2019-11-28 20:21:05,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:21:05,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:21:06,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:21:06,543 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2019-11-28 20:21:06,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4824b449 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:06, skipping insertion in model container [2019-11-28 20:21:06,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:21:06,545 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-28 20:21:06,548 INFO L168 Benchmark]: Toolchain (without parser) took 844.02 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -119.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:06,549 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:21:06,551 INFO L168 Benchmark]: CACSL2BoogieTranslator took 840.97 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -119.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:06,554 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 840.97 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -119.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1501]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-11-28 20:21:08,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:21:08,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:21:08,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:21:08,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:21:08,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:21:08,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:21:08,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:21:08,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:21:08,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:21:08,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:21:08,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:21:08,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:21:08,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:21:08,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:21:08,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:21:08,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:21:08,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:21:08,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:21:08,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:21:08,414 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:21:08,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:21:08,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:21:08,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:21:08,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:21:08,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:21:08,422 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:21:08,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:21:08,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:21:08,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:21:08,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:21:08,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:21:08,429 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:21:08,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:21:08,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:21:08,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:21:08,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:21:08,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:21:08,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:21:08,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:21:08,440 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:21:08,442 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-28 20:21:08,466 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:21:08,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:21:08,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:21:08,469 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:21:08,469 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:21:08,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:21:08,470 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:21:08,470 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:21:08,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:21:08,471 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 20:21:08,473 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 20:21:08,473 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 20:21:08,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 20:21:08,474 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 20:21:08,474 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 20:21:08,474 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 20:21:08,475 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:21:08,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:21:08,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:21:08,476 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 20:21:08,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 20:21:08,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 20:21:08,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:21:08,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 20:21:08,477 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 20:21:08,477 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 20:21:08,478 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:21:08,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 20:21:08,478 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c57ebc44b313bf301635c00d4458ecfdd41286b1 [2019-11-28 20:21:08,774 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:21:08,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:21:08,791 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:21:08,792 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:21:08,793 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:21:08,794 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/basename-2.i [2019-11-28 20:21:08,870 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f201334a8/80b8f1494c5f4638a303960a84f91b36/FLAGd28ee9c64 [2019-11-28 20:21:09,476 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:21:09,477 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/basename-2.i [2019-11-28 20:21:09,498 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f201334a8/80b8f1494c5f4638a303960a84f91b36/FLAGd28ee9c64 [2019-11-28 20:21:09,837 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f201334a8/80b8f1494c5f4638a303960a84f91b36 [2019-11-28 20:21:09,841 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:21:09,842 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 20:21:09,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:21:09,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:21:09,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:21:09,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:21:09" (1/1) ... [2019-11-28 20:21:09,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@606475e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:09, skipping insertion in model container [2019-11-28 20:21:09,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:21:09" (1/1) ... [2019-11-28 20:21:09,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:21:09,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:21:10,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:21:10,776 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-28 20:21:10,807 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:21:10,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:21:10,933 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 20:21:11,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:21:11,343 INFO L208 MainTranslator]: Completed translation [2019-11-28 20:21:11,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:11 WrapperNode [2019-11-28 20:21:11,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:21:11,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 20:21:11,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 20:21:11,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 20:21:11,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:11" (1/1) ... [2019-11-28 20:21:11,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:11" (1/1) ... [2019-11-28 20:21:11,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:11" (1/1) ... [2019-11-28 20:21:11,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:11" (1/1) ... [2019-11-28 20:21:11,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:11" (1/1) ... [2019-11-28 20:21:11,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:11" (1/1) ... [2019-11-28 20:21:11,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:11" (1/1) ... [2019-11-28 20:21:11,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 20:21:11,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 20:21:11,614 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 20:21:11,614 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 20:21:11,615 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 20:21:11,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-28 20:21:11,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 20:21:11,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2019-11-28 20:21:11,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-28 20:21:11,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-28 20:21:11,687 INFO L138 BoogieDeclarations]: Found implementation of procedure syslog [2019-11-28 20:21:11,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2019-11-28 20:21:11,688 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_get_last_path_component_nostrip [2019-11-28 20:21:11,688 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_get_last_path_component_strip [2019-11-28 20:21:11,688 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_show_usage [2019-11-28 20:21:11,688 INFO L138 BoogieDeclarations]: Found implementation of procedure full_write [2019-11-28 20:21:11,689 INFO L138 BoogieDeclarations]: Found implementation of procedure last_char_is [2019-11-28 20:21:11,689 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_write [2019-11-28 20:21:11,689 INFO L138 BoogieDeclarations]: Found implementation of procedure getutent [2019-11-28 20:21:11,690 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt [2019-11-28 20:21:11,690 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt_long [2019-11-28 20:21:11,690 INFO L138 BoogieDeclarations]: Found implementation of procedure read [2019-11-28 20:21:11,690 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2019-11-28 20:21:11,691 INFO L138 BoogieDeclarations]: Found implementation of procedure write [2019-11-28 20:21:11,691 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-28 20:21:11,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-11-28 20:21:11,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-11-28 20:21:11,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-28 20:21:11,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-11-28 20:21:11,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-28 20:21:11,693 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2019-11-28 20:21:11,693 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-28 20:21:11,693 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-28 20:21:11,693 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-28 20:21:11,694 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-28 20:21:11,694 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_b_loc [2019-11-28 20:21:11,694 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_tolower_loc [2019-11-28 20:21:11,694 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_toupper_loc [2019-11-28 20:21:11,694 INFO L130 BoogieDeclarations]: Found specification of procedure isalnum [2019-11-28 20:21:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure isalpha [2019-11-28 20:21:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure iscntrl [2019-11-28 20:21:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure isdigit [2019-11-28 20:21:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure islower [2019-11-28 20:21:11,696 INFO L130 BoogieDeclarations]: Found specification of procedure isgraph [2019-11-28 20:21:11,696 INFO L130 BoogieDeclarations]: Found specification of procedure isprint [2019-11-28 20:21:11,696 INFO L130 BoogieDeclarations]: Found specification of procedure ispunct [2019-11-28 20:21:11,696 INFO L130 BoogieDeclarations]: Found specification of procedure isspace [2019-11-28 20:21:11,696 INFO L130 BoogieDeclarations]: Found specification of procedure isupper [2019-11-28 20:21:11,697 INFO L130 BoogieDeclarations]: Found specification of procedure isxdigit [2019-11-28 20:21:11,697 INFO L130 BoogieDeclarations]: Found specification of procedure tolower [2019-11-28 20:21:11,697 INFO L130 BoogieDeclarations]: Found specification of procedure toupper [2019-11-28 20:21:11,697 INFO L130 BoogieDeclarations]: Found specification of procedure isblank [2019-11-28 20:21:11,698 INFO L130 BoogieDeclarations]: Found specification of procedure isascii [2019-11-28 20:21:11,698 INFO L130 BoogieDeclarations]: Found specification of procedure toascii [2019-11-28 20:21:11,698 INFO L130 BoogieDeclarations]: Found specification of procedure _toupper [2019-11-28 20:21:11,698 INFO L130 BoogieDeclarations]: Found specification of procedure _tolower [2019-11-28 20:21:11,699 INFO L130 BoogieDeclarations]: Found specification of procedure isalnum_l [2019-11-28 20:21:11,699 INFO L130 BoogieDeclarations]: Found specification of procedure isalpha_l [2019-11-28 20:21:11,699 INFO L130 BoogieDeclarations]: Found specification of procedure iscntrl_l [2019-11-28 20:21:11,699 INFO L130 BoogieDeclarations]: Found specification of procedure isdigit_l [2019-11-28 20:21:11,700 INFO L130 BoogieDeclarations]: Found specification of procedure islower_l [2019-11-28 20:21:11,700 INFO L130 BoogieDeclarations]: Found specification of procedure isgraph_l [2019-11-28 20:21:11,700 INFO L130 BoogieDeclarations]: Found specification of procedure isprint_l [2019-11-28 20:21:11,700 INFO L130 BoogieDeclarations]: Found specification of procedure ispunct_l [2019-11-28 20:21:11,701 INFO L130 BoogieDeclarations]: Found specification of procedure isspace_l [2019-11-28 20:21:11,701 INFO L130 BoogieDeclarations]: Found specification of procedure isupper_l [2019-11-28 20:21:11,701 INFO L130 BoogieDeclarations]: Found specification of procedure isxdigit_l [2019-11-28 20:21:11,701 INFO L130 BoogieDeclarations]: Found specification of procedure isblank_l [2019-11-28 20:21:11,701 INFO L130 BoogieDeclarations]: Found specification of procedure __tolower_l [2019-11-28 20:21:11,702 INFO L130 BoogieDeclarations]: Found specification of procedure tolower_l [2019-11-28 20:21:11,702 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper_l [2019-11-28 20:21:11,702 INFO L130 BoogieDeclarations]: Found specification of procedure toupper_l [2019-11-28 20:21:11,702 INFO L130 BoogieDeclarations]: Found specification of procedure getopt [2019-11-28 20:21:11,703 INFO L130 BoogieDeclarations]: Found specification of procedure getopt_long [2019-11-28 20:21:11,703 INFO L130 BoogieDeclarations]: Found specification of procedure getopt_long_only [2019-11-28 20:21:11,703 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-28 20:21:11,704 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2019-11-28 20:21:11,704 INFO L130 BoogieDeclarations]: Found specification of procedure memccpy [2019-11-28 20:21:11,704 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-28 20:21:11,704 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-11-28 20:21:11,705 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2019-11-28 20:21:11,705 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-11-28 20:21:11,705 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-11-28 20:21:11,705 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2019-11-28 20:21:11,705 INFO L130 BoogieDeclarations]: Found specification of procedure strncat [2019-11-28 20:21:11,706 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-11-28 20:21:11,706 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-11-28 20:21:11,706 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll [2019-11-28 20:21:11,706 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm [2019-11-28 20:21:11,707 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll_l [2019-11-28 20:21:11,707 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm_l [2019-11-28 20:21:11,707 INFO L130 BoogieDeclarations]: Found specification of procedure strdup [2019-11-28 20:21:11,707 INFO L130 BoogieDeclarations]: Found specification of procedure strndup [2019-11-28 20:21:11,708 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2019-11-28 20:21:11,708 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-11-28 20:21:11,708 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2019-11-28 20:21:11,708 INFO L130 BoogieDeclarations]: Found specification of procedure strspn [2019-11-28 20:21:11,709 INFO L130 BoogieDeclarations]: Found specification of procedure strpbrk [2019-11-28 20:21:11,709 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2019-11-28 20:21:11,709 INFO L130 BoogieDeclarations]: Found specification of procedure strtok [2019-11-28 20:21:11,709 INFO L130 BoogieDeclarations]: Found specification of procedure __strtok_r [2019-11-28 20:21:11,709 INFO L130 BoogieDeclarations]: Found specification of procedure strtok_r [2019-11-28 20:21:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-11-28 20:21:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2019-11-28 20:21:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2019-11-28 20:21:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_r [2019-11-28 20:21:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_l [2019-11-28 20:21:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure __bzero [2019-11-28 20:21:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure bcopy [2019-11-28 20:21:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure bzero [2019-11-28 20:21:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure bcmp [2019-11-28 20:21:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure index [2019-11-28 20:21:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure rindex [2019-11-28 20:21:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2019-11-28 20:21:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2019-11-28 20:21:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp [2019-11-28 20:21:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2019-11-28 20:21:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure strsignal [2019-11-28 20:21:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure __stpcpy [2019-11-28 20:21:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure stpcpy [2019-11-28 20:21:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure __stpncpy [2019-11-28 20:21:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure stpncpy [2019-11-28 20:21:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure access [2019-11-28 20:21:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure faccessat [2019-11-28 20:21:11,715 INFO L130 BoogieDeclarations]: Found specification of procedure lseek [2019-11-28 20:21:11,715 INFO L130 BoogieDeclarations]: Found specification of procedure close [2019-11-28 20:21:11,715 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-11-28 20:21:11,715 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-11-28 20:21:11,716 INFO L130 BoogieDeclarations]: Found specification of procedure pread [2019-11-28 20:21:11,716 INFO L130 BoogieDeclarations]: Found specification of procedure pwrite [2019-11-28 20:21:11,716 INFO L130 BoogieDeclarations]: Found specification of procedure pipe [2019-11-28 20:21:11,716 INFO L130 BoogieDeclarations]: Found specification of procedure alarm [2019-11-28 20:21:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure sleep [2019-11-28 20:21:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure ualarm [2019-11-28 20:21:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure usleep [2019-11-28 20:21:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure pause [2019-11-28 20:21:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure chown [2019-11-28 20:21:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure fchown [2019-11-28 20:21:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure lchown [2019-11-28 20:21:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure fchownat [2019-11-28 20:21:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure chdir [2019-11-28 20:21:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure fchdir [2019-11-28 20:21:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure getcwd [2019-11-28 20:21:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure getwd [2019-11-28 20:21:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure dup [2019-11-28 20:21:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure dup2 [2019-11-28 20:21:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure execve [2019-11-28 20:21:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure fexecve [2019-11-28 20:21:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure execv [2019-11-28 20:21:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure execle [2019-11-28 20:21:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure execl [2019-11-28 20:21:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure execvp [2019-11-28 20:21:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure execlp [2019-11-28 20:21:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure nice [2019-11-28 20:21:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure _exit [2019-11-28 20:21:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure pathconf [2019-11-28 20:21:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure fpathconf [2019-11-28 20:21:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure sysconf [2019-11-28 20:21:11,723 INFO L130 BoogieDeclarations]: Found specification of procedure confstr [2019-11-28 20:21:11,723 INFO L130 BoogieDeclarations]: Found specification of procedure getpid [2019-11-28 20:21:11,723 INFO L130 BoogieDeclarations]: Found specification of procedure getppid [2019-11-28 20:21:11,723 INFO L130 BoogieDeclarations]: Found specification of procedure getpgrp [2019-11-28 20:21:11,724 INFO L130 BoogieDeclarations]: Found specification of procedure __getpgid [2019-11-28 20:21:11,724 INFO L130 BoogieDeclarations]: Found specification of procedure getpgid [2019-11-28 20:21:11,724 INFO L130 BoogieDeclarations]: Found specification of procedure setpgid [2019-11-28 20:21:11,724 INFO L130 BoogieDeclarations]: Found specification of procedure setpgrp [2019-11-28 20:21:11,724 INFO L130 BoogieDeclarations]: Found specification of procedure setsid [2019-11-28 20:21:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure getsid [2019-11-28 20:21:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure getuid [2019-11-28 20:21:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure geteuid [2019-11-28 20:21:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure getgid [2019-11-28 20:21:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure getegid [2019-11-28 20:21:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure getgroups [2019-11-28 20:21:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure setuid [2019-11-28 20:21:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure setreuid [2019-11-28 20:21:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure seteuid [2019-11-28 20:21:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure setgid [2019-11-28 20:21:11,727 INFO L130 BoogieDeclarations]: Found specification of procedure setregid [2019-11-28 20:21:11,727 INFO L130 BoogieDeclarations]: Found specification of procedure setegid [2019-11-28 20:21:11,727 INFO L130 BoogieDeclarations]: Found specification of procedure fork [2019-11-28 20:21:11,727 INFO L130 BoogieDeclarations]: Found specification of procedure vfork [2019-11-28 20:21:11,728 INFO L130 BoogieDeclarations]: Found specification of procedure ttyname [2019-11-28 20:21:11,728 INFO L130 BoogieDeclarations]: Found specification of procedure ttyname_r [2019-11-28 20:21:11,728 INFO L130 BoogieDeclarations]: Found specification of procedure isatty [2019-11-28 20:21:11,728 INFO L130 BoogieDeclarations]: Found specification of procedure ttyslot [2019-11-28 20:21:11,728 INFO L130 BoogieDeclarations]: Found specification of procedure link [2019-11-28 20:21:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure linkat [2019-11-28 20:21:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure symlink [2019-11-28 20:21:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure readlink [2019-11-28 20:21:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure symlinkat [2019-11-28 20:21:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure readlinkat [2019-11-28 20:21:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure unlink [2019-11-28 20:21:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure unlinkat [2019-11-28 20:21:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure rmdir [2019-11-28 20:21:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure tcgetpgrp [2019-11-28 20:21:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure tcsetpgrp [2019-11-28 20:21:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure getlogin [2019-11-28 20:21:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure getlogin_r [2019-11-28 20:21:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure setlogin [2019-11-28 20:21:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure gethostname [2019-11-28 20:21:11,732 INFO L130 BoogieDeclarations]: Found specification of procedure sethostname [2019-11-28 20:21:11,732 INFO L130 BoogieDeclarations]: Found specification of procedure sethostid [2019-11-28 20:21:11,732 INFO L130 BoogieDeclarations]: Found specification of procedure getdomainname [2019-11-28 20:21:11,732 INFO L130 BoogieDeclarations]: Found specification of procedure setdomainname [2019-11-28 20:21:11,733 INFO L130 BoogieDeclarations]: Found specification of procedure vhangup [2019-11-28 20:21:11,733 INFO L130 BoogieDeclarations]: Found specification of procedure revoke [2019-11-28 20:21:11,733 INFO L130 BoogieDeclarations]: Found specification of procedure profil [2019-11-28 20:21:11,733 INFO L130 BoogieDeclarations]: Found specification of procedure acct [2019-11-28 20:21:11,733 INFO L130 BoogieDeclarations]: Found specification of procedure getusershell [2019-11-28 20:21:11,734 INFO L130 BoogieDeclarations]: Found specification of procedure endusershell [2019-11-28 20:21:11,734 INFO L130 BoogieDeclarations]: Found specification of procedure setusershell [2019-11-28 20:21:11,734 INFO L130 BoogieDeclarations]: Found specification of procedure daemon [2019-11-28 20:21:11,734 INFO L130 BoogieDeclarations]: Found specification of procedure chroot [2019-11-28 20:21:11,734 INFO L130 BoogieDeclarations]: Found specification of procedure getpass [2019-11-28 20:21:11,735 INFO L130 BoogieDeclarations]: Found specification of procedure fsync [2019-11-28 20:21:11,735 INFO L130 BoogieDeclarations]: Found specification of procedure gethostid [2019-11-28 20:21:11,735 INFO L130 BoogieDeclarations]: Found specification of procedure sync [2019-11-28 20:21:11,735 INFO L130 BoogieDeclarations]: Found specification of procedure getpagesize [2019-11-28 20:21:11,736 INFO L130 BoogieDeclarations]: Found specification of procedure getdtablesize [2019-11-28 20:21:11,736 INFO L130 BoogieDeclarations]: Found specification of procedure truncate [2019-11-28 20:21:11,736 INFO L130 BoogieDeclarations]: Found specification of procedure ftruncate [2019-11-28 20:21:11,736 INFO L130 BoogieDeclarations]: Found specification of procedure brk [2019-11-28 20:21:11,736 INFO L130 BoogieDeclarations]: Found specification of procedure sbrk [2019-11-28 20:21:11,737 INFO L130 BoogieDeclarations]: Found specification of procedure syscall [2019-11-28 20:21:11,737 INFO L130 BoogieDeclarations]: Found specification of procedure lockf [2019-11-28 20:21:11,737 INFO L130 BoogieDeclarations]: Found specification of procedure fdatasync [2019-11-28 20:21:11,737 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-28 20:21:11,738 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-28 20:21:11,738 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-28 20:21:11,738 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-28 20:21:11,738 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-28 20:21:11,738 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-28 20:21:11,739 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-28 20:21:11,739 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-28 20:21:11,739 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-28 20:21:11,739 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-28 20:21:11,739 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-28 20:21:11,740 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-28 20:21:11,740 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-28 20:21:11,740 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-28 20:21:11,740 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-28 20:21:11,740 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-28 20:21:11,741 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-28 20:21:11,741 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-28 20:21:11,741 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-28 20:21:11,741 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-28 20:21:11,742 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-28 20:21:11,742 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-28 20:21:11,742 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-28 20:21:11,742 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-28 20:21:11,742 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-28 20:21:11,743 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-28 20:21:11,743 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-28 20:21:11,743 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-28 20:21:11,743 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-28 20:21:11,743 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-28 20:21:11,744 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-28 20:21:11,744 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-28 20:21:11,744 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-28 20:21:11,744 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-28 20:21:11,745 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-28 20:21:11,745 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-28 20:21:11,745 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-28 20:21:11,745 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-28 20:21:11,746 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-28 20:21:11,746 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-28 20:21:11,746 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-28 20:21:11,746 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-28 20:21:11,746 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-28 20:21:11,747 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-28 20:21:11,747 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-28 20:21:11,747 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-28 20:21:11,747 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-28 20:21:11,748 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-28 20:21:11,748 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-28 20:21:11,748 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-28 20:21:11,748 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-28 20:21:11,749 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-28 20:21:11,749 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-28 20:21:11,749 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-28 20:21:11,749 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-11-28 20:21:11,749 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-28 20:21:11,750 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-28 20:21:11,750 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-28 20:21:11,750 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-28 20:21:11,750 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-28 20:21:11,751 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-28 20:21:11,751 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-28 20:21:11,751 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-28 20:21:11,751 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-28 20:21:11,751 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-28 20:21:11,752 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-28 20:21:11,752 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-28 20:21:11,752 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-28 20:21:11,752 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-28 20:21:11,752 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-28 20:21:11,753 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-28 20:21:11,753 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-28 20:21:11,753 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-28 20:21:11,753 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-28 20:21:11,754 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-28 20:21:11,754 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-28 20:21:11,754 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-28 20:21:11,754 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-28 20:21:11,754 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-28 20:21:11,755 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-28 20:21:11,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-28 20:21:11,755 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-28 20:21:11,755 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-28 20:21:11,755 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-28 20:21:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-28 20:21:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-28 20:21:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-28 20:21:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-28 20:21:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-28 20:21:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-28 20:21:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-28 20:21:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-28 20:21:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-28 20:21:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-28 20:21:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-28 20:21:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-28 20:21:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-28 20:21:11,759 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-28 20:21:11,759 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-28 20:21:11,759 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-28 20:21:11,759 INFO L130 BoogieDeclarations]: Found specification of procedure gettimeofday [2019-11-28 20:21:11,759 INFO L130 BoogieDeclarations]: Found specification of procedure settimeofday [2019-11-28 20:21:11,760 INFO L130 BoogieDeclarations]: Found specification of procedure adjtime [2019-11-28 20:21:11,760 INFO L130 BoogieDeclarations]: Found specification of procedure getitimer [2019-11-28 20:21:11,760 INFO L130 BoogieDeclarations]: Found specification of procedure setitimer [2019-11-28 20:21:11,760 INFO L130 BoogieDeclarations]: Found specification of procedure utimes [2019-11-28 20:21:11,760 INFO L130 BoogieDeclarations]: Found specification of procedure lutimes [2019-11-28 20:21:11,761 INFO L130 BoogieDeclarations]: Found specification of procedure futimes [2019-11-28 20:21:11,761 INFO L130 BoogieDeclarations]: Found specification of procedure login_tty [2019-11-28 20:21:11,761 INFO L130 BoogieDeclarations]: Found specification of procedure login [2019-11-28 20:21:11,761 INFO L130 BoogieDeclarations]: Found specification of procedure logout [2019-11-28 20:21:11,761 INFO L130 BoogieDeclarations]: Found specification of procedure logwtmp [2019-11-28 20:21:11,762 INFO L130 BoogieDeclarations]: Found specification of procedure updwtmp [2019-11-28 20:21:11,762 INFO L130 BoogieDeclarations]: Found specification of procedure utmpname [2019-11-28 20:21:11,762 INFO L130 BoogieDeclarations]: Found specification of procedure getutent [2019-11-28 20:21:11,762 INFO L130 BoogieDeclarations]: Found specification of procedure setutent [2019-11-28 20:21:11,762 INFO L130 BoogieDeclarations]: Found specification of procedure endutent [2019-11-28 20:21:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure getutid [2019-11-28 20:21:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure getutline [2019-11-28 20:21:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure pututline [2019-11-28 20:21:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure getutent_r [2019-11-28 20:21:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure getutid_r [2019-11-28 20:21:11,764 INFO L130 BoogieDeclarations]: Found specification of procedure getutline_r [2019-11-28 20:21:11,764 INFO L130 BoogieDeclarations]: Found specification of procedure bb_get_last_path_component_nostrip [2019-11-28 20:21:11,764 INFO L130 BoogieDeclarations]: Found specification of procedure bb_get_last_path_component_strip [2019-11-28 20:21:11,764 INFO L130 BoogieDeclarations]: Found specification of procedure bb_show_usage [2019-11-28 20:21:11,765 INFO L130 BoogieDeclarations]: Found specification of procedure full_write [2019-11-28 20:21:11,765 INFO L130 BoogieDeclarations]: Found specification of procedure last_char_is [2019-11-28 20:21:11,765 INFO L130 BoogieDeclarations]: Found specification of procedure safe_write [2019-11-28 20:21:11,765 INFO L130 BoogieDeclarations]: Found specification of procedure syslog [2019-11-28 20:21:11,765 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2019-11-28 20:21:11,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 20:21:11,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-28 20:21:11,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2019-11-28 20:21:11,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2019-11-28 20:21:11,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-28 20:21:11,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 20:21:11,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2019-11-28 20:21:11,767 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2019-11-28 20:21:11,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-28 20:21:11,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-28 20:21:11,768 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-28 20:21:11,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 20:21:11,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-28 20:21:11,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-11-28 20:21:11,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-28 20:21:11,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 20:21:11,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2019-11-28 20:21:11,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2019-11-28 20:21:14,643 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 20:21:14,644 INFO L287 CfgBuilder]: Removed 11 assume(true) statements. [2019-11-28 20:21:14,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:21:14 BoogieIcfgContainer [2019-11-28 20:21:14,646 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 20:21:14,647 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 20:21:14,647 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 20:21:14,651 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 20:21:14,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 08:21:09" (1/3) ... [2019-11-28 20:21:14,652 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43a8fbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:21:14, skipping insertion in model container [2019-11-28 20:21:14,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:11" (2/3) ... [2019-11-28 20:21:14,653 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43a8fbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:21:14, skipping insertion in model container [2019-11-28 20:21:14,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:21:14" (3/3) ... [2019-11-28 20:21:14,655 INFO L109 eAbstractionObserver]: Analyzing ICFG basename-2.i [2019-11-28 20:21:14,670 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 20:21:14,679 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 138 error locations. [2019-11-28 20:21:14,693 INFO L249 AbstractCegarLoop]: Starting to check reachability of 138 error locations. [2019-11-28 20:21:14,717 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 20:21:14,759 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-28 20:21:14,759 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 20:21:14,759 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 20:21:14,759 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 20:21:14,759 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 20:21:14,760 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 20:21:14,760 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 20:21:14,789 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states. [2019-11-28 20:21:14,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-28 20:21:14,798 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 20:21:14,799 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:21:14,800 INFO L410 AbstractCegarLoop]: === Iteration 1 === [bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, __mainErr24ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr5REQUIRES_VIOLATION, __mainErr26REQUIRES_VIOLATION, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr7REQUIRES_VIOLATION, __mainErr6REQUIRES_VIOLATION, __mainErr40ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr8REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr31REQUIRES_VIOLATION, __mainErr36ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr18ASSERT_VIOLATIONMEMORY_LEAK, __mainErr9REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr28ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr42REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr4REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr38REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr37REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr41REQUIRES_VIOLATION, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr20REQUIRES_VIOLATION, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr11REQUIRES_VIOLATION, __mainErr32REQUIRES_VIOLATION, __mainErr10REQUIRES_VIOLATION, __mainErr12REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr13REQUIRES_VIOLATION, __mainErr15REQUIRES_VIOLATION, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr14REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr11REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr22REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr20REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr4REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr5REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION]=== [2019-11-28 20:21:14,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:21:14,807 INFO L82 PathProgramCache]: Analyzing trace with hash -327076496, now seen corresponding path program 1 times [2019-11-28 20:21:14,823 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 20:21:14,824 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [323410734] [2019-11-28 20:21:14,824 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-11-28 20:21:15,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:21:15,204 INFO L264 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-28 20:21:15,210 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:21:15,275 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-11-28 20:21:15,276 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-28 20:21:15,284 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 20:21:15,285 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-28 20:21:15,285 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-11-28 20:21:15,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:21:15,297 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 20:21:15,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:21:15,315 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [323410734] [2019-11-28 20:21:15,316 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 20:21:15,317 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-28 20:21:15,317 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397225724] [2019-11-28 20:21:15,322 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 20:21:15,323 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 20:21:15,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 20:21:15,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 20:21:15,341 INFO L87 Difference]: Start difference. First operand 266 states. Second operand 3 states. [2019-11-28 20:21:15,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 20:21:15,935 INFO L93 Difference]: Finished difference Result 280 states and 315 transitions. [2019-11-28 20:21:15,935 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 20:21:15,936 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2019-11-28 20:21:15,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 20:21:15,949 INFO L225 Difference]: With dead ends: 280 [2019-11-28 20:21:15,949 INFO L226 Difference]: Without dead ends: 277 [2019-11-28 20:21:15,951 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 20:21:15,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2019-11-28 20:21:16,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 261. [2019-11-28 20:21:16,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2019-11-28 20:21:16,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 295 transitions. [2019-11-28 20:21:16,015 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 295 transitions. Word has length 7 [2019-11-28 20:21:16,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 20:21:16,016 INFO L462 AbstractCegarLoop]: Abstraction has 261 states and 295 transitions. [2019-11-28 20:21:16,016 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 20:21:16,016 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 295 transitions. [2019-11-28 20:21:16,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-28 20:21:16,017 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 20:21:16,017 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:21:16,223 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-28 20:21:16,225 INFO L410 AbstractCegarLoop]: === Iteration 2 === [bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, __mainErr24ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr5REQUIRES_VIOLATION, __mainErr26REQUIRES_VIOLATION, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr7REQUIRES_VIOLATION, __mainErr6REQUIRES_VIOLATION, __mainErr40ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr8REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr31REQUIRES_VIOLATION, __mainErr36ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr18ASSERT_VIOLATIONMEMORY_LEAK, __mainErr9REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr28ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr42REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr4REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr38REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr37REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr41REQUIRES_VIOLATION, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr20REQUIRES_VIOLATION, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr11REQUIRES_VIOLATION, __mainErr32REQUIRES_VIOLATION, __mainErr10REQUIRES_VIOLATION, __mainErr12REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr13REQUIRES_VIOLATION, __mainErr15REQUIRES_VIOLATION, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr14REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr11REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr22REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr20REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr4REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr5REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION]=== [2019-11-28 20:21:16,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:21:16,226 INFO L82 PathProgramCache]: Analyzing trace with hash -327076495, now seen corresponding path program 1 times [2019-11-28 20:21:16,228 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 20:21:16,228 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [981562440] [2019-11-28 20:21:16,228 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-11-28 20:21:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:21:16,528 INFO L264 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 20:21:16,529 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:21:16,543 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-11-28 20:21:16,544 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-28 20:21:16,557 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 20:21:16,558 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-28 20:21:16,558 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-11-28 20:21:16,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:21:16,575 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 20:21:16,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:21:16,673 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [981562440] [2019-11-28 20:21:16,673 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 20:21:16,674 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-11-28 20:21:16,674 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58193622] [2019-11-28 20:21:16,675 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 20:21:16,676 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 20:21:16,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 20:21:16,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 20:21:16,677 INFO L87 Difference]: Start difference. First operand 261 states and 295 transitions. Second operand 4 states. [2019-11-28 20:21:17,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 20:21:17,685 INFO L93 Difference]: Finished difference Result 294 states and 330 transitions. [2019-11-28 20:21:17,686 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 20:21:17,686 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2019-11-28 20:21:17,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 20:21:17,689 INFO L225 Difference]: With dead ends: 294 [2019-11-28 20:21:17,690 INFO L226 Difference]: Without dead ends: 294 [2019-11-28 20:21:17,691 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 20:21:17,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2019-11-28 20:21:17,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 260. [2019-11-28 20:21:17,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2019-11-28 20:21:17,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 294 transitions. [2019-11-28 20:21:17,717 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 294 transitions. Word has length 7 [2019-11-28 20:21:17,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 20:21:17,717 INFO L462 AbstractCegarLoop]: Abstraction has 260 states and 294 transitions. [2019-11-28 20:21:17,717 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 20:21:17,717 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 294 transitions. [2019-11-28 20:21:17,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-28 20:21:17,718 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 20:21:17,718 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:21:17,923 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-28 20:21:17,924 INFO L410 AbstractCegarLoop]: === Iteration 3 === [bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, __mainErr24ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr5REQUIRES_VIOLATION, __mainErr26REQUIRES_VIOLATION, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr7REQUIRES_VIOLATION, __mainErr6REQUIRES_VIOLATION, __mainErr40ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr8REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr31REQUIRES_VIOLATION, __mainErr36ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr18ASSERT_VIOLATIONMEMORY_LEAK, __mainErr9REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr28ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr42REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr4REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr38REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr37REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr41REQUIRES_VIOLATION, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr20REQUIRES_VIOLATION, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr11REQUIRES_VIOLATION, __mainErr32REQUIRES_VIOLATION, __mainErr10REQUIRES_VIOLATION, __mainErr12REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr13REQUIRES_VIOLATION, __mainErr15REQUIRES_VIOLATION, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr14REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr11REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr22REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr20REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr4REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr5REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION]=== [2019-11-28 20:21:17,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:21:17,925 INFO L82 PathProgramCache]: Analyzing trace with hash 1345414934, now seen corresponding path program 1 times [2019-11-28 20:21:17,926 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 20:21:17,927 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [542105833] [2019-11-28 20:21:17,927 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-11-28 20:21:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:21:18,228 INFO L264 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-28 20:21:18,229 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:21:18,241 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-11-28 20:21:18,241 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-28 20:21:18,256 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 20:21:18,257 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-28 20:21:18,257 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-11-28 20:21:18,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:21:18,295 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 20:21:18,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:21:18,439 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [542105833] [2019-11-28 20:21:18,439 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 20:21:18,440 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2019-11-28 20:21:18,440 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152909770] [2019-11-28 20:21:18,441 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 20:21:18,441 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 20:21:18,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 20:21:18,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-28 20:21:18,441 INFO L87 Difference]: Start difference. First operand 260 states and 294 transitions. Second operand 6 states. [2019-11-28 20:21:20,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 20:21:20,175 INFO L93 Difference]: Finished difference Result 343 states and 382 transitions. [2019-11-28 20:21:20,177 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 20:21:20,177 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 10 [2019-11-28 20:21:20,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 20:21:20,179 INFO L225 Difference]: With dead ends: 343 [2019-11-28 20:21:20,179 INFO L226 Difference]: Without dead ends: 343 [2019-11-28 20:21:20,180 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2019-11-28 20:21:20,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2019-11-28 20:21:20,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 266. [2019-11-28 20:21:20,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states. [2019-11-28 20:21:20,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 301 transitions. [2019-11-28 20:21:20,198 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 301 transitions. Word has length 10 [2019-11-28 20:21:20,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 20:21:20,199 INFO L462 AbstractCegarLoop]: Abstraction has 266 states and 301 transitions. [2019-11-28 20:21:20,199 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 20:21:20,199 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 301 transitions. [2019-11-28 20:21:20,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-28 20:21:20,200 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 20:21:20,200 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:21:20,409 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-28 20:21:20,410 INFO L410 AbstractCegarLoop]: === Iteration 4 === [bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, __mainErr24ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr5REQUIRES_VIOLATION, __mainErr26REQUIRES_VIOLATION, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr7REQUIRES_VIOLATION, __mainErr6REQUIRES_VIOLATION, __mainErr40ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr8REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr31REQUIRES_VIOLATION, __mainErr36ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr18ASSERT_VIOLATIONMEMORY_LEAK, __mainErr9REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr28ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr42REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr4REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr38REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr37REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr41REQUIRES_VIOLATION, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr20REQUIRES_VIOLATION, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr11REQUIRES_VIOLATION, __mainErr32REQUIRES_VIOLATION, __mainErr10REQUIRES_VIOLATION, __mainErr12REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr13REQUIRES_VIOLATION, __mainErr15REQUIRES_VIOLATION, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr14REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr11REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr22REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr20REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr4REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr5REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION]=== [2019-11-28 20:21:20,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:21:20,412 INFO L82 PathProgramCache]: Analyzing trace with hash 729157396, now seen corresponding path program 1 times [2019-11-28 20:21:20,413 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 20:21:20,414 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [462649171] [2019-11-28 20:21:20,414 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-11-28 20:21:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:21:20,810 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-28 20:21:20,812 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:21:20,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:21:20,845 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 20:21:20,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:21:20,898 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [462649171] [2019-11-28 20:21:20,898 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 20:21:20,898 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2019-11-28 20:21:20,899 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509186360] [2019-11-28 20:21:20,899 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 20:21:20,900 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 20:21:20,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 20:21:20,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-28 20:21:20,900 INFO L87 Difference]: Start difference. First operand 266 states and 301 transitions. Second operand 6 states. [2019-11-28 20:21:21,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 20:21:21,035 INFO L93 Difference]: Finished difference Result 274 states and 308 transitions. [2019-11-28 20:21:21,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 20:21:21,036 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2019-11-28 20:21:21,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 20:21:21,038 INFO L225 Difference]: With dead ends: 274 [2019-11-28 20:21:21,038 INFO L226 Difference]: Without dead ends: 274 [2019-11-28 20:21:21,039 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2019-11-28 20:21:21,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2019-11-28 20:21:21,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 273. [2019-11-28 20:21:21,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2019-11-28 20:21:21,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 308 transitions. [2019-11-28 20:21:21,051 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 308 transitions. Word has length 15 [2019-11-28 20:21:21,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 20:21:21,051 INFO L462 AbstractCegarLoop]: Abstraction has 273 states and 308 transitions. [2019-11-28 20:21:21,051 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 20:21:21,051 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 308 transitions. [2019-11-28 20:21:21,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-28 20:21:21,052 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 20:21:21,052 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:21:21,265 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-11-28 20:21:21,266 INFO L410 AbstractCegarLoop]: === Iteration 5 === [bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, __mainErr24ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr5REQUIRES_VIOLATION, __mainErr26REQUIRES_VIOLATION, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr7REQUIRES_VIOLATION, __mainErr6REQUIRES_VIOLATION, __mainErr40ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr8REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr31REQUIRES_VIOLATION, __mainErr36ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr18ASSERT_VIOLATIONMEMORY_LEAK, __mainErr9REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr28ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr42REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr4REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr38REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr37REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr41REQUIRES_VIOLATION, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr20REQUIRES_VIOLATION, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr11REQUIRES_VIOLATION, __mainErr32REQUIRES_VIOLATION, __mainErr10REQUIRES_VIOLATION, __mainErr12REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr13REQUIRES_VIOLATION, __mainErr15REQUIRES_VIOLATION, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr14REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr11REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr22REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr20REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr4REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr5REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION]=== [2019-11-28 20:21:21,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:21:21,267 INFO L82 PathProgramCache]: Analyzing trace with hash -1567334756, now seen corresponding path program 1 times [2019-11-28 20:21:21,269 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 20:21:21,269 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [187278657] [2019-11-28 20:21:21,269 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-11-28 20:21:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:21:21,600 INFO L264 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-28 20:21:21,602 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:21:21,614 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-11-28 20:21:21,614 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-28 20:21:21,629 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 20:21:21,630 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-28 20:21:21,630 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-11-28 20:21:21,749 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:21:21,749 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 20:21:21,904 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2019-11-28 20:21:22,353 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:21:22,354 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [187278657] [2019-11-28 20:21:22,354 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 20:21:22,354 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2019-11-28 20:21:22,354 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4775821] [2019-11-28 20:21:22,355 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-28 20:21:22,355 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 20:21:22,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-28 20:21:22,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2019-11-28 20:21:22,356 INFO L87 Difference]: Start difference. First operand 273 states and 308 transitions. Second operand 10 states. [2019-11-28 20:21:22,675 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 22 [2019-11-28 20:21:25,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 20:21:25,971 INFO L93 Difference]: Finished difference Result 310 states and 346 transitions. [2019-11-28 20:21:25,973 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-28 20:21:25,974 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2019-11-28 20:21:25,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 20:21:25,976 INFO L225 Difference]: With dead ends: 310 [2019-11-28 20:21:25,976 INFO L226 Difference]: Without dead ends: 310 [2019-11-28 20:21:25,976 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=73, Invalid=109, Unknown=0, NotChecked=0, Total=182 [2019-11-28 20:21:25,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2019-11-28 20:21:25,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 276. [2019-11-28 20:21:25,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2019-11-28 20:21:25,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 310 transitions. [2019-11-28 20:21:25,985 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 310 transitions. Word has length 18 [2019-11-28 20:21:25,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 20:21:25,986 INFO L462 AbstractCegarLoop]: Abstraction has 276 states and 310 transitions. [2019-11-28 20:21:25,986 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-28 20:21:25,986 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 310 transitions. [2019-11-28 20:21:25,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-28 20:21:25,987 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 20:21:25,987 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:21:26,190 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-11-28 20:21:26,191 INFO L410 AbstractCegarLoop]: === Iteration 6 === [bb_get_last_path_component_nostripErr1REQUIRES_VIOLATION, bb_get_last_path_component_nostripErr0REQUIRES_VIOLATION, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, __mainErr24ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr5REQUIRES_VIOLATION, __mainErr26REQUIRES_VIOLATION, __mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr7REQUIRES_VIOLATION, __mainErr6REQUIRES_VIOLATION, __mainErr40ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr8REQUIRES_VIOLATION, __mainErr29REQUIRES_VIOLATION, __mainErr33ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr31REQUIRES_VIOLATION, __mainErr36ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr18ASSERT_VIOLATIONMEMORY_LEAK, __mainErr9REQUIRES_VIOLATION, __mainErr30REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr28ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr42REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, __mainErr22ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr4REQUIRES_VIOLATION, __mainErr25REQUIRES_VIOLATION, __mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr38REQUIRES_VIOLATION, __mainErr16REQUIRES_VIOLATION, __mainErr39ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr23ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr37REQUIRES_VIOLATION, __mainErr17REQUIRES_VIOLATION, __mainErr19REQUIRES_VIOLATION, __mainErr41REQUIRES_VIOLATION, __mainErr34ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr20REQUIRES_VIOLATION, __mainErr35ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr11REQUIRES_VIOLATION, __mainErr32REQUIRES_VIOLATION, __mainErr10REQUIRES_VIOLATION, __mainErr12REQUIRES_VIOLATION, __mainErr21ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr13REQUIRES_VIOLATION, __mainErr15REQUIRES_VIOLATION, __mainErr27ASSERT_VIOLATIONMEMORY_DEREFERENCE, __mainErr14REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr11REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, safe_writeErr0REQUIRES_VIOLATION, safe_writeErr1REQUIRES_VIOLATION, bb_get_last_path_component_stripErr3REQUIRES_VIOLATION, bb_get_last_path_component_stripErr2REQUIRES_VIOLATION, bb_get_last_path_component_stripErr0REQUIRES_VIOLATION, bb_get_last_path_component_stripErr1REQUIRES_VIOLATION, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr22REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr20REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE, last_char_isErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr4REQUIRES_VIOLATION, last_char_isErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, last_char_isErr1REQUIRES_VIOLATION, last_char_isErr5REQUIRES_VIOLATION, last_char_isErr0REQUIRES_VIOLATION]=== [2019-11-28 20:21:26,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:21:26,192 INFO L82 PathProgramCache]: Analyzing trace with hash -1132671608, now seen corresponding path program 2 times [2019-11-28 20:21:26,193 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 20:21:26,194 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1793991785] [2019-11-28 20:21:26,194 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-11-28 20:21:26,508 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-11-28 20:21:26,508 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-28 20:21:26,518 INFO L264 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 7 conjunts are in the unsatisfiable core [2019-11-28 20:21:26,521 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:21:27,444 WARN L192 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 45 [2019-11-28 20:21:27,445 INFO L343 Elim1Store]: treesize reduction 916, result has 8.4 percent of original size [2019-11-28 20:21:27,446 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 9 case distinctions, treesize of input 2897 treesize of output 2888 [2019-11-28 20:21:27,452 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-28 20:21:28,350 WARN L192 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 65 [2019-11-28 20:21:28,351 INFO L614 ElimStorePlain]: treesize reduction 2681, result has 4.0 percent of original size [2019-11-28 20:21:28,353 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 10 terms [2019-11-28 20:21:28,399 INFO L534 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 1 xjuncts. [2019-11-28 20:21:28,399 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 9 variables, input treesize:66, output treesize:111 [2019-11-28 20:21:28,401 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 10 terms [2019-11-28 20:21:28,507 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 10 terms [2019-11-28 20:21:40,742 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2019-11-28 20:21:40,743 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1793991785] [2019-11-28 20:21:40,744 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") [2019-11-28 20:21:40,744 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [389659742] [2019-11-28 20:21:40,744 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-28 20:21:41,734 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-11-28 20:21:41,735 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-28 20:21:41,742 INFO L264 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 9 conjunts are in the unsatisfiable core [2019-11-28 20:21:41,744 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:21:41,747 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) Connection to SMT solver broken [2019-11-28 20:21:41,747 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [913870447] [2019-11-28 20:21:41,747 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 20:21:42,034 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-11-28 20:21:42,035 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-28 20:21:42,040 INFO L264 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-28 20:21:42,043 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:21:42,045 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.IncrementalPlicationChecker@25eedfe3 [2019-11-28 20:21:42,046 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 0 imperfect interpolant sequences. [2019-11-28 20:21:42,046 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2019-11-28 20:21:42,046 ERROR L206 FreeRefinementEngine]: Strategy WOLF failed to provide any proof altough trace is infeasible [2019-11-28 20:21:42,046 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-28 20:21:42,652 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 mathsat -unsat_core_generation=3,8 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-28 20:21:42,668 WARN L229 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2019-11-28 20:21:42,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 08:21:42 BoogieIcfgContainer [2019-11-28 20:21:42,668 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 20:21:42,670 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 20:21:42,670 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 20:21:42,670 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 20:21:42,671 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:21:14" (3/4) ... [2019-11-28 20:21:42,673 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 20:21:42,674 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 20:21:42,675 INFO L168 Benchmark]: Toolchain (without parser) took 32832.75 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 342.9 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -180.8 MB). Peak memory consumption was 162.1 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:42,676 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:21:42,676 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1502.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 955.0 MB in the beginning and 1.0 GB in the end (delta: -73.3 MB). Peak memory consumption was 83.9 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:42,680 INFO L168 Benchmark]: Boogie Preprocessor took 267.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:42,681 INFO L168 Benchmark]: RCFGBuilder took 3032.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 825.1 MB in the end (delta: 189.9 MB). Peak memory consumption was 189.9 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:42,682 INFO L168 Benchmark]: TraceAbstraction took 28021.48 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 196.6 MB). Free memory was 825.1 MB in the beginning and 1.1 GB in the end (delta: -310.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:21:42,682 INFO L168 Benchmark]: Witness Printer took 3.74 ms. Allocated memory is still 1.4 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:21:42,685 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1502.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 955.0 MB in the beginning and 1.0 GB in the end (delta: -73.3 MB). Peak memory consumption was 83.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 267.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3032.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 825.1 MB in the end (delta: 189.9 MB). Peak memory consumption was 189.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 28021.48 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 196.6 MB). Free memory was 825.1 MB in the beginning and 1.1 GB in the end (delta: -310.7 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 3.74 ms. Allocated memory is still 1.4 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1585]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L1304] static const char *applet_name; [L1305] static signed int bb_errno_location; [L1306] static signed int * const bb_errno = &bb_errno_location; [L1498] static struct utmp dummy_utmp; [L1580] char *a = malloc(11); [L1581] a[10] = 0 [L1582] int i=0; [L1582] COND TRUE i<10 [L1583] a[i]=__VERIFIER_nondet_char() [L1582] ++i [L1582] COND TRUE i<10 [L1583] a[i]=__VERIFIER_nondet_char() [L1582] ++i [L1582] COND TRUE i<10 [L1583] a[i]=__VERIFIER_nondet_char() [L1582] ++i [L1582] COND TRUE i<10 [L1583] a[i]=__VERIFIER_nondet_char() [L1582] ++i [L1582] COND TRUE i<10 [L1583] a[i]=__VERIFIER_nondet_char() [L1582] ++i [L1582] COND FALSE !(i<10) [L1584] applet_name = a [L1585] bb_errno_location = __VERIFIER_nondet_int() - StatisticsResult: Ultimate Automizer benchmark data CFG has 20 procedures, 404 locations, 138 error locations. Result: UNKNOWN, OverallTime: 27.9s, OverallIterations: 6, TraceHistogramMax: 5, AutomataDifference: 7.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1386 SDtfs, 395 SDslu, 2870 SDs, 0 SdLazy, 1026 SolverSat, 36 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 116 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=276occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 162 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 57 NumberOfCodeBlocks, 57 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 8728 SizeOfPredicates, 12 NumberOfNonLiveVariables, 854 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 0/18 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...