./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 30f4e4ab 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: ERROR: ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 02:48:34,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 02:48:34,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 02:48:34,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 02:48:34,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 02:48:34,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 02:48:34,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 02:48:34,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 02:48:34,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 02:48:34,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 02:48:34,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 02:48:34,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 02:48:34,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 02:48:34,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 02:48:34,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 02:48:34,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 02:48:34,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 02:48:34,862 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 02:48:34,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 02:48:34,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 02:48:34,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 02:48:34,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 02:48:34,871 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 02:48:34,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 02:48:34,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 02:48:34,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 02:48:34,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 02:48:34,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 02:48:34,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 02:48:34,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 02:48:34,891 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 02:48:34,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 02:48:34,894 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 02:48:34,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 02:48:34,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 02:48:34,899 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 02:48:34,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 02:48:34,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 02:48:34,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 02:48:34,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 02:48:34,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 02:48:34,909 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-28 02:48:34,925 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 02:48:34,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 02:48:34,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 02:48:34,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 02:48:34,927 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 02:48:34,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 02:48:34,928 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 02:48:34,928 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 02:48:34,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 02:48:34,929 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 02:48:34,929 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 02:48:34,929 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 02:48:34,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 02:48:34,930 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 02:48:34,930 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 02:48:34,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 02:48:34,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 02:48:34,931 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 02:48:34,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 02:48:34,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 02:48:34,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 02:48:34,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 02:48:34,932 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 02:48:34,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 02:48:34,933 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 02:48:35,273 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 02:48:35,297 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 02:48:35,301 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 02:48:35,303 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 02:48:35,304 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 02:48:35,305 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/basename-2.i [2019-11-28 02:48:35,369 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/579c2b3c1/8159956c19304e5ebda6de3af5f55cb7/FLAGa81155bdc [2019-11-28 02:48:36,014 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 02:48:36,016 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/basename-2.i [2019-11-28 02:48:36,042 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/579c2b3c1/8159956c19304e5ebda6de3af5f55cb7/FLAGa81155bdc [2019-11-28 02:48:36,179 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/579c2b3c1/8159956c19304e5ebda6de3af5f55cb7 [2019-11-28 02:48:36,183 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 02:48:36,185 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 02:48:36,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 02:48:36,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 02:48:36,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 02:48:36,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:48:36" (1/1) ... [2019-11-28 02:48:36,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e8461f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:36, skipping insertion in model container [2019-11-28 02:48:36,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:48:36" (1/1) ... [2019-11-28 02:48:36,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 02:48:36,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 02:48:36,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 02:48:36,979 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 02:48:36,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11ff0c0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:36, skipping insertion in model container [2019-11-28 02:48:36,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 02:48:36,981 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-28 02:48:36,984 INFO L168 Benchmark]: Toolchain (without parser) took 798.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -157.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2019-11-28 02:48:36,984 INFO L168 Benchmark]: CDTParser took 0.33 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 02:48:36,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 795.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -157.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2019-11-28 02:48:36,988 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 795.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -157.0 MB). Peak memory consumption was 26.5 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 0.1.24-30f4e4a [2019-11-28 02:48:38,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 02:48:38,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 02:48:38,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 02:48:38,700 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 02:48:38,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 02:48:38,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 02:48:38,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 02:48:38,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 02:48:38,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 02:48:38,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 02:48:38,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 02:48:38,711 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 02:48:38,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 02:48:38,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 02:48:38,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 02:48:38,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 02:48:38,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 02:48:38,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 02:48:38,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 02:48:38,722 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 02:48:38,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 02:48:38,725 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 02:48:38,726 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 02:48:38,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 02:48:38,729 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 02:48:38,729 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 02:48:38,730 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 02:48:38,731 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 02:48:38,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 02:48:38,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 02:48:38,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 02:48:38,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 02:48:38,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 02:48:38,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 02:48:38,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 02:48:38,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 02:48:38,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 02:48:38,738 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 02:48:38,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 02:48:38,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 02:48:38,741 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-28 02:48:38,757 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 02:48:38,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 02:48:38,758 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 02:48:38,759 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 02:48:38,759 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 02:48:38,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 02:48:38,760 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 02:48:38,760 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 02:48:38,760 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 02:48:38,761 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 02:48:38,761 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 02:48:38,761 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 02:48:38,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 02:48:38,762 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 02:48:38,762 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 02:48:38,762 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 02:48:38,762 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 02:48:38,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 02:48:38,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 02:48:38,763 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 02:48:38,765 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 02:48:38,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 02:48:38,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 02:48:38,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 02:48:38,766 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 02:48:38,766 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 02:48:38,767 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 02:48:38,767 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 02:48:39,064 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 02:48:39,079 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 02:48:39,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 02:48:39,084 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 02:48:39,084 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 02:48:39,085 INFO L428 ainManager$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 02:48:39,162 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba9e9d851/e09d119c140947e6963136ffbac32a52/FLAG3bc1c6eae [2019-11-28 02:48:39,766 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 02:48:39,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/basename-2.i [2019-11-28 02:48:39,803 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba9e9d851/e09d119c140947e6963136ffbac32a52/FLAG3bc1c6eae [2019-11-28 02:48:39,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba9e9d851/e09d119c140947e6963136ffbac32a52 [2019-11-28 02:48:39,956 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 02:48:39,958 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 02:48:39,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 02:48:39,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 02:48:39,963 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 02:48:39,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:48:39" (1/1) ... [2019-11-28 02:48:39,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47c4fdb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:39, skipping insertion in model container [2019-11-28 02:48:39,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:48:39" (1/1) ... [2019-11-28 02:48:39,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 02:48:40,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 02:48:40,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 02:48:40,853 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-28 02:48:40,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 02:48:41,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 02:48:41,024 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 02:48:41,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 02:48:41,410 INFO L208 MainTranslator]: Completed translation [2019-11-28 02:48:41,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:41 WrapperNode [2019-11-28 02:48:41,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 02:48:41,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 02:48:41,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 02:48:41,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 02:48:41,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:41" (1/1) ... [2019-11-28 02:48:41,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:41" (1/1) ... [2019-11-28 02:48:41,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:41" (1/1) ... [2019-11-28 02:48:41,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:41" (1/1) ... [2019-11-28 02:48:41,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:41" (1/1) ... [2019-11-28 02:48:41,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:41" (1/1) ... [2019-11-28 02:48:41,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:41" (1/1) ... [2019-11-28 02:48:41,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 02:48:41,626 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 02:48:41,626 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 02:48:41,626 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 02:48:41,627 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:41" (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 02:48:41,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-28 02:48:41,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 02:48:41,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2019-11-28 02:48:41,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-28 02:48:41,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-28 02:48:41,693 INFO L138 BoogieDeclarations]: Found implementation of procedure syslog [2019-11-28 02:48:41,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2019-11-28 02:48:41,694 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_get_last_path_component_nostrip [2019-11-28 02:48:41,694 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_get_last_path_component_strip [2019-11-28 02:48:41,694 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_show_usage [2019-11-28 02:48:41,694 INFO L138 BoogieDeclarations]: Found implementation of procedure full_write [2019-11-28 02:48:41,695 INFO L138 BoogieDeclarations]: Found implementation of procedure last_char_is [2019-11-28 02:48:41,695 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_write [2019-11-28 02:48:41,695 INFO L138 BoogieDeclarations]: Found implementation of procedure getutent [2019-11-28 02:48:41,696 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt [2019-11-28 02:48:41,696 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt_long [2019-11-28 02:48:41,696 INFO L138 BoogieDeclarations]: Found implementation of procedure read [2019-11-28 02:48:41,696 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2019-11-28 02:48:41,697 INFO L138 BoogieDeclarations]: Found implementation of procedure write [2019-11-28 02:48:41,697 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-28 02:48:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-11-28 02:48:41,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-11-28 02:48:41,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-28 02:48:41,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-11-28 02:48:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-28 02:48:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2019-11-28 02:48:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-28 02:48:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-28 02:48:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-28 02:48:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-28 02:48:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_b_loc [2019-11-28 02:48:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_tolower_loc [2019-11-28 02:48:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_toupper_loc [2019-11-28 02:48:41,701 INFO L130 BoogieDeclarations]: Found specification of procedure isalnum [2019-11-28 02:48:41,701 INFO L130 BoogieDeclarations]: Found specification of procedure isalpha [2019-11-28 02:48:41,701 INFO L130 BoogieDeclarations]: Found specification of procedure iscntrl [2019-11-28 02:48:41,701 INFO L130 BoogieDeclarations]: Found specification of procedure isdigit [2019-11-28 02:48:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure islower [2019-11-28 02:48:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure isgraph [2019-11-28 02:48:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure isprint [2019-11-28 02:48:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure ispunct [2019-11-28 02:48:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure isspace [2019-11-28 02:48:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure isupper [2019-11-28 02:48:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure isxdigit [2019-11-28 02:48:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure tolower [2019-11-28 02:48:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure toupper [2019-11-28 02:48:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure isblank [2019-11-28 02:48:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure isascii [2019-11-28 02:48:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure toascii [2019-11-28 02:48:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure _toupper [2019-11-28 02:48:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure _tolower [2019-11-28 02:48:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure isalnum_l [2019-11-28 02:48:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure isalpha_l [2019-11-28 02:48:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure iscntrl_l [2019-11-28 02:48:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure isdigit_l [2019-11-28 02:48:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure islower_l [2019-11-28 02:48:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure isgraph_l [2019-11-28 02:48:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure isprint_l [2019-11-28 02:48:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure ispunct_l [2019-11-28 02:48:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure isspace_l [2019-11-28 02:48:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure isupper_l [2019-11-28 02:48:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure isxdigit_l [2019-11-28 02:48:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure isblank_l [2019-11-28 02:48:41,708 INFO L130 BoogieDeclarations]: Found specification of procedure __tolower_l [2019-11-28 02:48:41,708 INFO L130 BoogieDeclarations]: Found specification of procedure tolower_l [2019-11-28 02:48:41,708 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper_l [2019-11-28 02:48:41,708 INFO L130 BoogieDeclarations]: Found specification of procedure toupper_l [2019-11-28 02:48:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure getopt [2019-11-28 02:48:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure getopt_long [2019-11-28 02:48:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure getopt_long_only [2019-11-28 02:48:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-28 02:48:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2019-11-28 02:48:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure memccpy [2019-11-28 02:48:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-28 02:48:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-11-28 02:48:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2019-11-28 02:48:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-11-28 02:48:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-11-28 02:48:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2019-11-28 02:48:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure strncat [2019-11-28 02:48:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-11-28 02:48:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-11-28 02:48:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll [2019-11-28 02:48:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm [2019-11-28 02:48:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll_l [2019-11-28 02:48:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm_l [2019-11-28 02:48:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure strdup [2019-11-28 02:48:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure strndup [2019-11-28 02:48:41,714 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2019-11-28 02:48:41,714 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-11-28 02:48:41,714 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2019-11-28 02:48:41,714 INFO L130 BoogieDeclarations]: Found specification of procedure strspn [2019-11-28 02:48:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure strpbrk [2019-11-28 02:48:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2019-11-28 02:48:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure strtok [2019-11-28 02:48:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure __strtok_r [2019-11-28 02:48:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure strtok_r [2019-11-28 02:48:41,716 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-11-28 02:48:41,716 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2019-11-28 02:48:41,716 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2019-11-28 02:48:41,716 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_r [2019-11-28 02:48:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_l [2019-11-28 02:48:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure __bzero [2019-11-28 02:48:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure bcopy [2019-11-28 02:48:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure bzero [2019-11-28 02:48:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure bcmp [2019-11-28 02:48:41,718 INFO L130 BoogieDeclarations]: Found specification of procedure index [2019-11-28 02:48:41,718 INFO L130 BoogieDeclarations]: Found specification of procedure rindex [2019-11-28 02:48:41,718 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2019-11-28 02:48:41,718 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2019-11-28 02:48:41,719 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp [2019-11-28 02:48:41,719 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2019-11-28 02:48:41,719 INFO L130 BoogieDeclarations]: Found specification of procedure strsignal [2019-11-28 02:48:41,719 INFO L130 BoogieDeclarations]: Found specification of procedure __stpcpy [2019-11-28 02:48:41,720 INFO L130 BoogieDeclarations]: Found specification of procedure stpcpy [2019-11-28 02:48:41,720 INFO L130 BoogieDeclarations]: Found specification of procedure __stpncpy [2019-11-28 02:48:41,720 INFO L130 BoogieDeclarations]: Found specification of procedure stpncpy [2019-11-28 02:48:41,720 INFO L130 BoogieDeclarations]: Found specification of procedure access [2019-11-28 02:48:41,720 INFO L130 BoogieDeclarations]: Found specification of procedure faccessat [2019-11-28 02:48:41,721 INFO L130 BoogieDeclarations]: Found specification of procedure lseek [2019-11-28 02:48:41,721 INFO L130 BoogieDeclarations]: Found specification of procedure close [2019-11-28 02:48:41,721 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-11-28 02:48:41,721 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-11-28 02:48:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure pread [2019-11-28 02:48:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure pwrite [2019-11-28 02:48:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure pipe [2019-11-28 02:48:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure alarm [2019-11-28 02:48:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure sleep [2019-11-28 02:48:41,723 INFO L130 BoogieDeclarations]: Found specification of procedure ualarm [2019-11-28 02:48:41,723 INFO L130 BoogieDeclarations]: Found specification of procedure usleep [2019-11-28 02:48:41,723 INFO L130 BoogieDeclarations]: Found specification of procedure pause [2019-11-28 02:48:41,723 INFO L130 BoogieDeclarations]: Found specification of procedure chown [2019-11-28 02:48:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure fchown [2019-11-28 02:48:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure lchown [2019-11-28 02:48:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure fchownat [2019-11-28 02:48:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure chdir [2019-11-28 02:48:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure fchdir [2019-11-28 02:48:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure getcwd [2019-11-28 02:48:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure getwd [2019-11-28 02:48:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure dup [2019-11-28 02:48:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure dup2 [2019-11-28 02:48:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure execve [2019-11-28 02:48:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure fexecve [2019-11-28 02:48:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure execv [2019-11-28 02:48:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure execle [2019-11-28 02:48:41,727 INFO L130 BoogieDeclarations]: Found specification of procedure execl [2019-11-28 02:48:41,727 INFO L130 BoogieDeclarations]: Found specification of procedure execvp [2019-11-28 02:48:41,727 INFO L130 BoogieDeclarations]: Found specification of procedure execlp [2019-11-28 02:48:41,727 INFO L130 BoogieDeclarations]: Found specification of procedure nice [2019-11-28 02:48:41,728 INFO L130 BoogieDeclarations]: Found specification of procedure _exit [2019-11-28 02:48:41,728 INFO L130 BoogieDeclarations]: Found specification of procedure pathconf [2019-11-28 02:48:41,728 INFO L130 BoogieDeclarations]: Found specification of procedure fpathconf [2019-11-28 02:48:41,728 INFO L130 BoogieDeclarations]: Found specification of procedure sysconf [2019-11-28 02:48:41,728 INFO L130 BoogieDeclarations]: Found specification of procedure confstr [2019-11-28 02:48:41,729 INFO L130 BoogieDeclarations]: Found specification of procedure getpid [2019-11-28 02:48:41,729 INFO L130 BoogieDeclarations]: Found specification of procedure getppid [2019-11-28 02:48:41,729 INFO L130 BoogieDeclarations]: Found specification of procedure getpgrp [2019-11-28 02:48:41,729 INFO L130 BoogieDeclarations]: Found specification of procedure __getpgid [2019-11-28 02:48:41,730 INFO L130 BoogieDeclarations]: Found specification of procedure getpgid [2019-11-28 02:48:41,730 INFO L130 BoogieDeclarations]: Found specification of procedure setpgid [2019-11-28 02:48:41,730 INFO L130 BoogieDeclarations]: Found specification of procedure setpgrp [2019-11-28 02:48:41,730 INFO L130 BoogieDeclarations]: Found specification of procedure setsid [2019-11-28 02:48:41,730 INFO L130 BoogieDeclarations]: Found specification of procedure getsid [2019-11-28 02:48:41,731 INFO L130 BoogieDeclarations]: Found specification of procedure getuid [2019-11-28 02:48:41,731 INFO L130 BoogieDeclarations]: Found specification of procedure geteuid [2019-11-28 02:48:41,731 INFO L130 BoogieDeclarations]: Found specification of procedure getgid [2019-11-28 02:48:41,731 INFO L130 BoogieDeclarations]: Found specification of procedure getegid [2019-11-28 02:48:41,731 INFO L130 BoogieDeclarations]: Found specification of procedure getgroups [2019-11-28 02:48:41,732 INFO L130 BoogieDeclarations]: Found specification of procedure setuid [2019-11-28 02:48:41,732 INFO L130 BoogieDeclarations]: Found specification of procedure setreuid [2019-11-28 02:48:41,732 INFO L130 BoogieDeclarations]: Found specification of procedure seteuid [2019-11-28 02:48:41,732 INFO L130 BoogieDeclarations]: Found specification of procedure setgid [2019-11-28 02:48:41,732 INFO L130 BoogieDeclarations]: Found specification of procedure setregid [2019-11-28 02:48:41,733 INFO L130 BoogieDeclarations]: Found specification of procedure setegid [2019-11-28 02:48:41,733 INFO L130 BoogieDeclarations]: Found specification of procedure fork [2019-11-28 02:48:41,733 INFO L130 BoogieDeclarations]: Found specification of procedure vfork [2019-11-28 02:48:41,733 INFO L130 BoogieDeclarations]: Found specification of procedure ttyname [2019-11-28 02:48:41,734 INFO L130 BoogieDeclarations]: Found specification of procedure ttyname_r [2019-11-28 02:48:41,734 INFO L130 BoogieDeclarations]: Found specification of procedure isatty [2019-11-28 02:48:41,734 INFO L130 BoogieDeclarations]: Found specification of procedure ttyslot [2019-11-28 02:48:41,734 INFO L130 BoogieDeclarations]: Found specification of procedure link [2019-11-28 02:48:41,734 INFO L130 BoogieDeclarations]: Found specification of procedure linkat [2019-11-28 02:48:41,735 INFO L130 BoogieDeclarations]: Found specification of procedure symlink [2019-11-28 02:48:41,735 INFO L130 BoogieDeclarations]: Found specification of procedure readlink [2019-11-28 02:48:41,735 INFO L130 BoogieDeclarations]: Found specification of procedure symlinkat [2019-11-28 02:48:41,735 INFO L130 BoogieDeclarations]: Found specification of procedure readlinkat [2019-11-28 02:48:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure unlink [2019-11-28 02:48:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure unlinkat [2019-11-28 02:48:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure rmdir [2019-11-28 02:48:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure tcgetpgrp [2019-11-28 02:48:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure tcsetpgrp [2019-11-28 02:48:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure getlogin [2019-11-28 02:48:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure getlogin_r [2019-11-28 02:48:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure setlogin [2019-11-28 02:48:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure gethostname [2019-11-28 02:48:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure sethostname [2019-11-28 02:48:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure sethostid [2019-11-28 02:48:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure getdomainname [2019-11-28 02:48:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure setdomainname [2019-11-28 02:48:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure vhangup [2019-11-28 02:48:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure revoke [2019-11-28 02:48:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure profil [2019-11-28 02:48:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure acct [2019-11-28 02:48:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure getusershell [2019-11-28 02:48:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure endusershell [2019-11-28 02:48:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure setusershell [2019-11-28 02:48:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure daemon [2019-11-28 02:48:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure chroot [2019-11-28 02:48:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure getpass [2019-11-28 02:48:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure fsync [2019-11-28 02:48:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure gethostid [2019-11-28 02:48:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure sync [2019-11-28 02:48:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure getpagesize [2019-11-28 02:48:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure getdtablesize [2019-11-28 02:48:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure truncate [2019-11-28 02:48:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure ftruncate [2019-11-28 02:48:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure brk [2019-11-28 02:48:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure sbrk [2019-11-28 02:48:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure syscall [2019-11-28 02:48:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure lockf [2019-11-28 02:48:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure fdatasync [2019-11-28 02:48:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-28 02:48:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-28 02:48:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-28 02:48:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-28 02:48:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-28 02:48:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-28 02:48:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-28 02:48:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-28 02:48:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-28 02:48:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-28 02:48:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-28 02:48:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-28 02:48:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-28 02:48:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-28 02:48:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-28 02:48:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-28 02:48:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-28 02:48:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-28 02:48:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-28 02:48:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-28 02:48:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-28 02:48:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-28 02:48:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-28 02:48:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-28 02:48:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-28 02:48:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-28 02:48:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-28 02:48:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-28 02:48:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-28 02:48:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-28 02:48:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-28 02:48:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-28 02:48:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-28 02:48:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-28 02:48:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-28 02:48:41,751 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-28 02:48:41,751 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-28 02:48:41,751 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-28 02:48:41,751 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-28 02:48:41,752 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-28 02:48:41,752 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-28 02:48:41,752 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-28 02:48:41,752 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-28 02:48:41,752 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-28 02:48:41,753 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-28 02:48:41,753 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-28 02:48:41,753 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-28 02:48:41,753 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-28 02:48:41,754 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-28 02:48:41,754 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-28 02:48:41,754 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-28 02:48:41,754 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-28 02:48:41,755 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-28 02:48:41,755 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-28 02:48:41,755 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-11-28 02:48:41,755 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-28 02:48:41,755 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-28 02:48:41,756 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-28 02:48:41,756 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-28 02:48:41,756 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-28 02:48:41,756 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-28 02:48:41,757 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-28 02:48:41,757 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-28 02:48:41,757 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-28 02:48:41,757 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-28 02:48:41,757 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-28 02:48:41,758 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-28 02:48:41,758 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-28 02:48:41,758 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-28 02:48:41,758 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-28 02:48:41,759 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-28 02:48:41,759 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-28 02:48:41,759 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-28 02:48:41,759 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-28 02:48:41,759 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-28 02:48:41,760 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-28 02:48:41,760 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-28 02:48:41,760 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-28 02:48:41,760 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-28 02:48:41,760 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-28 02:48:41,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-28 02:48:41,761 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-28 02:48:41,761 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-28 02:48:41,761 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-28 02:48:41,761 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-28 02:48:41,762 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-28 02:48:41,762 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-28 02:48:41,762 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-28 02:48:41,762 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-28 02:48:41,763 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-28 02:48:41,763 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-28 02:48:41,763 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-28 02:48:41,763 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-28 02:48:41,764 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-28 02:48:41,764 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-28 02:48:41,764 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-28 02:48:41,764 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-28 02:48:41,764 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-28 02:48:41,765 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-28 02:48:41,765 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-28 02:48:41,765 INFO L130 BoogieDeclarations]: Found specification of procedure gettimeofday [2019-11-28 02:48:41,765 INFO L130 BoogieDeclarations]: Found specification of procedure settimeofday [2019-11-28 02:48:41,765 INFO L130 BoogieDeclarations]: Found specification of procedure adjtime [2019-11-28 02:48:41,766 INFO L130 BoogieDeclarations]: Found specification of procedure getitimer [2019-11-28 02:48:41,766 INFO L130 BoogieDeclarations]: Found specification of procedure setitimer [2019-11-28 02:48:41,766 INFO L130 BoogieDeclarations]: Found specification of procedure utimes [2019-11-28 02:48:41,766 INFO L130 BoogieDeclarations]: Found specification of procedure lutimes [2019-11-28 02:48:41,766 INFO L130 BoogieDeclarations]: Found specification of procedure futimes [2019-11-28 02:48:41,767 INFO L130 BoogieDeclarations]: Found specification of procedure login_tty [2019-11-28 02:48:41,767 INFO L130 BoogieDeclarations]: Found specification of procedure login [2019-11-28 02:48:41,767 INFO L130 BoogieDeclarations]: Found specification of procedure logout [2019-11-28 02:48:41,767 INFO L130 BoogieDeclarations]: Found specification of procedure logwtmp [2019-11-28 02:48:41,767 INFO L130 BoogieDeclarations]: Found specification of procedure updwtmp [2019-11-28 02:48:41,768 INFO L130 BoogieDeclarations]: Found specification of procedure utmpname [2019-11-28 02:48:41,768 INFO L130 BoogieDeclarations]: Found specification of procedure getutent [2019-11-28 02:48:41,768 INFO L130 BoogieDeclarations]: Found specification of procedure setutent [2019-11-28 02:48:41,768 INFO L130 BoogieDeclarations]: Found specification of procedure endutent [2019-11-28 02:48:41,768 INFO L130 BoogieDeclarations]: Found specification of procedure getutid [2019-11-28 02:48:41,769 INFO L130 BoogieDeclarations]: Found specification of procedure getutline [2019-11-28 02:48:41,769 INFO L130 BoogieDeclarations]: Found specification of procedure pututline [2019-11-28 02:48:41,769 INFO L130 BoogieDeclarations]: Found specification of procedure getutent_r [2019-11-28 02:48:41,769 INFO L130 BoogieDeclarations]: Found specification of procedure getutid_r [2019-11-28 02:48:41,769 INFO L130 BoogieDeclarations]: Found specification of procedure getutline_r [2019-11-28 02:48:41,770 INFO L130 BoogieDeclarations]: Found specification of procedure bb_get_last_path_component_nostrip [2019-11-28 02:48:41,770 INFO L130 BoogieDeclarations]: Found specification of procedure bb_get_last_path_component_strip [2019-11-28 02:48:41,770 INFO L130 BoogieDeclarations]: Found specification of procedure bb_show_usage [2019-11-28 02:48:41,770 INFO L130 BoogieDeclarations]: Found specification of procedure full_write [2019-11-28 02:48:41,771 INFO L130 BoogieDeclarations]: Found specification of procedure last_char_is [2019-11-28 02:48:41,771 INFO L130 BoogieDeclarations]: Found specification of procedure safe_write [2019-11-28 02:48:41,771 INFO L130 BoogieDeclarations]: Found specification of procedure syslog [2019-11-28 02:48:41,771 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2019-11-28 02:48:41,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 02:48:41,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-28 02:48:41,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2019-11-28 02:48:41,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2019-11-28 02:48:41,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-28 02:48:41,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 02:48:41,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2019-11-28 02:48:41,773 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2019-11-28 02:48:41,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-28 02:48:41,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-28 02:48:41,773 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-28 02:48:41,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 02:48:41,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-28 02:48:41,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-11-28 02:48:41,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-28 02:48:41,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 02:48:41,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2019-11-28 02:48:41,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2019-11-28 02:48:44,587 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 02:48:44,587 INFO L297 CfgBuilder]: Removed 11 assume(true) statements. [2019-11-28 02:48:44,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:48:44 BoogieIcfgContainer [2019-11-28 02:48:44,589 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 02:48:44,591 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 02:48:44,591 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 02:48:44,596 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 02:48:44,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:48:39" (1/3) ... [2019-11-28 02:48:44,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52035bdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:48:44, skipping insertion in model container [2019-11-28 02:48:44,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:41" (2/3) ... [2019-11-28 02:48:44,598 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52035bdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:48:44, skipping insertion in model container [2019-11-28 02:48:44,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:48:44" (3/3) ... [2019-11-28 02:48:44,600 INFO L109 eAbstractionObserver]: Analyzing ICFG basename-2.i [2019-11-28 02:48:44,613 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 02:48:44,623 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 138 error locations. [2019-11-28 02:48:44,638 INFO L249 AbstractCegarLoop]: Starting to check reachability of 138 error locations. [2019-11-28 02:48:44,662 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 02:48:44,663 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-28 02:48:44,663 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 02:48:44,663 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 02:48:44,663 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 02:48:44,664 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 02:48:44,664 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 02:48:44,664 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 02:48:44,707 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states. [2019-11-28 02:48:44,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-28 02:48:44,719 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 02:48:44,720 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-28 02:48:44,724 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 02:48:44,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:48:44,736 INFO L82 PathProgramCache]: Analyzing trace with hash -327076496, now seen corresponding path program 1 times [2019-11-28 02:48:44,788 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 02:48:44,789 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [566655981] [2019-11-28 02:48:44,789 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 02:48:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 02:48:45,173 INFO L255 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-28 02:48:45,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 02:48:45,257 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 02:48:45,258 INFO L508 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-28 02:48:45,268 INFO L588 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 02:48:45,268 INFO L508 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-28 02:48:45,268 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-11-28 02:48:45,285 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 02:48:45,285 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 02:48:45,302 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 02:48:45,304 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [566655981] [2019-11-28 02:48:45,304 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 02:48:45,304 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-28 02:48:45,306 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605870191] [2019-11-28 02:48:45,311 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 02:48:45,311 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 02:48:45,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 02:48:45,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 02:48:45,330 INFO L87 Difference]: Start difference. First operand 266 states. Second operand 3 states. [2019-11-28 02:48:45,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 02:48:45,961 INFO L93 Difference]: Finished difference Result 280 states and 315 transitions. [2019-11-28 02:48:45,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 02:48:45,963 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2019-11-28 02:48:45,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 02:48:45,977 INFO L225 Difference]: With dead ends: 280 [2019-11-28 02:48:45,977 INFO L226 Difference]: Without dead ends: 277 [2019-11-28 02:48:45,979 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 02:48:46,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2019-11-28 02:48:46,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 261. [2019-11-28 02:48:46,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2019-11-28 02:48:46,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 295 transitions. [2019-11-28 02:48:46,045 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 295 transitions. Word has length 7 [2019-11-28 02:48:46,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 02:48:46,046 INFO L462 AbstractCegarLoop]: Abstraction has 261 states and 295 transitions. [2019-11-28 02:48:46,046 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 02:48:46,046 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 295 transitions. [2019-11-28 02:48:46,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-28 02:48:46,046 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 02:48:46,046 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-28 02:48:46,254 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-28 02:48:46,256 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 02:48:46,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:48:46,259 INFO L82 PathProgramCache]: Analyzing trace with hash -327076495, now seen corresponding path program 1 times [2019-11-28 02:48:46,259 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 02:48:46,261 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [912475472] [2019-11-28 02:48:46,261 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 02:48:46,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 02:48:46,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 02:48:46,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 02:48:46,600 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 02:48:46,600 INFO L508 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-28 02:48:46,613 INFO L588 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 02:48:46,614 INFO L508 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-28 02:48:46,614 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-11-28 02:48:46,632 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 02:48:46,633 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 02:48:46,724 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 02:48:46,726 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [912475472] [2019-11-28 02:48:46,726 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 02:48:46,726 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-11-28 02:48:46,726 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90927742] [2019-11-28 02:48:46,728 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 02:48:46,729 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 02:48:46,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 02:48:46,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 02:48:46,729 INFO L87 Difference]: Start difference. First operand 261 states and 295 transitions. Second operand 4 states. [2019-11-28 02:48:48,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 02:48:48,145 INFO L93 Difference]: Finished difference Result 294 states and 330 transitions. [2019-11-28 02:48:48,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 02:48:48,147 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2019-11-28 02:48:48,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 02:48:48,152 INFO L225 Difference]: With dead ends: 294 [2019-11-28 02:48:48,152 INFO L226 Difference]: Without dead ends: 294 [2019-11-28 02:48:48,153 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 02:48:48,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2019-11-28 02:48:48,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 260. [2019-11-28 02:48:48,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2019-11-28 02:48:48,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 294 transitions. [2019-11-28 02:48:48,176 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 294 transitions. Word has length 7 [2019-11-28 02:48:48,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 02:48:48,176 INFO L462 AbstractCegarLoop]: Abstraction has 260 states and 294 transitions. [2019-11-28 02:48:48,176 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 02:48:48,176 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 294 transitions. [2019-11-28 02:48:48,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-28 02:48:48,177 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 02:48:48,177 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 02:48:48,382 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-28 02:48:48,384 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 02:48:48,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:48:48,385 INFO L82 PathProgramCache]: Analyzing trace with hash 1345414934, now seen corresponding path program 1 times [2019-11-28 02:48:48,386 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 02:48:48,386 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [809110623] [2019-11-28 02:48:48,386 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 02:48:48,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 02:48:48,695 INFO L255 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-28 02:48:48,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 02:48:48,710 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 02:48:48,710 INFO L508 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-28 02:48:48,725 INFO L588 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 02:48:48,726 INFO L508 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-28 02:48:48,726 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-11-28 02:48:48,778 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 02:48:48,778 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 02:48:48,919 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2019-11-28 02:48:48,984 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 02:48:48,985 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [809110623] [2019-11-28 02:48:48,985 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 02:48:48,985 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2019-11-28 02:48:48,986 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845569631] [2019-11-28 02:48:48,986 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 02:48:48,986 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 02:48:48,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 02:48:48,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-28 02:48:48,987 INFO L87 Difference]: Start difference. First operand 260 states and 294 transitions. Second operand 6 states. [2019-11-28 02:48:50,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 02:48:50,735 INFO L93 Difference]: Finished difference Result 343 states and 382 transitions. [2019-11-28 02:48:50,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 02:48:50,737 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 10 [2019-11-28 02:48:50,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 02:48:50,739 INFO L225 Difference]: With dead ends: 343 [2019-11-28 02:48:50,739 INFO L226 Difference]: Without dead ends: 343 [2019-11-28 02:48:50,740 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2019-11-28 02:48:50,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2019-11-28 02:48:50,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 266. [2019-11-28 02:48:50,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states. [2019-11-28 02:48:50,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 301 transitions. [2019-11-28 02:48:50,759 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 301 transitions. Word has length 10 [2019-11-28 02:48:50,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 02:48:50,760 INFO L462 AbstractCegarLoop]: Abstraction has 266 states and 301 transitions. [2019-11-28 02:48:50,760 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 02:48:50,760 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 301 transitions. [2019-11-28 02:48:50,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-28 02:48:50,761 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 02:48:50,761 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 02:48:50,969 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-28 02:48:50,971 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 02:48:50,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:48:50,971 INFO L82 PathProgramCache]: Analyzing trace with hash 729157396, now seen corresponding path program 1 times [2019-11-28 02:48:50,974 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 02:48:50,974 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [637117202] [2019-11-28 02:48:50,974 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 02:48:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 02:48:51,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-28 02:48:51,378 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 02:48:51,406 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 02:48:51,407 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 02:48:51,462 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 02:48:51,462 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [637117202] [2019-11-28 02:48:51,462 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 02:48:51,463 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2019-11-28 02:48:51,464 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20895125] [2019-11-28 02:48:51,464 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 02:48:51,465 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 02:48:51,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 02:48:51,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-28 02:48:51,465 INFO L87 Difference]: Start difference. First operand 266 states and 301 transitions. Second operand 6 states. [2019-11-28 02:48:51,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 02:48:51,605 INFO L93 Difference]: Finished difference Result 274 states and 308 transitions. [2019-11-28 02:48:51,606 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 02:48:51,606 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2019-11-28 02:48:51,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 02:48:51,608 INFO L225 Difference]: With dead ends: 274 [2019-11-28 02:48:51,608 INFO L226 Difference]: Without dead ends: 274 [2019-11-28 02:48:51,608 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 02:48:51,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2019-11-28 02:48:51,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 273. [2019-11-28 02:48:51,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2019-11-28 02:48:51,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 308 transitions. [2019-11-28 02:48:51,622 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 308 transitions. Word has length 15 [2019-11-28 02:48:51,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 02:48:51,622 INFO L462 AbstractCegarLoop]: Abstraction has 273 states and 308 transitions. [2019-11-28 02:48:51,622 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 02:48:51,623 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 308 transitions. [2019-11-28 02:48:51,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-28 02:48:51,623 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 02:48:51,623 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 02:48:51,838 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-11-28 02:48:51,838 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 02:48:51,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:48:51,839 INFO L82 PathProgramCache]: Analyzing trace with hash -1567334756, now seen corresponding path program 1 times [2019-11-28 02:48:51,839 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 02:48:51,839 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1637807448] [2019-11-28 02:48:51,840 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 02:48:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 02:48:52,174 INFO L255 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-28 02:48:52,176 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 02:48:52,189 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 02:48:52,189 INFO L508 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-28 02:48:52,202 INFO L588 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 02:48:52,203 INFO L508 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-28 02:48:52,203 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-11-28 02:48:52,316 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 02:48:52,316 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 02:48:52,784 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 02:48:52,785 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1637807448] [2019-11-28 02:48:52,785 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 02:48:52,785 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2019-11-28 02:48:52,786 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824225102] [2019-11-28 02:48:52,786 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-28 02:48:52,786 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 02:48:52,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-28 02:48:52,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2019-11-28 02:48:52,787 INFO L87 Difference]: Start difference. First operand 273 states and 308 transitions. Second operand 10 states. [2019-11-28 02:48:53,096 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 22 [2019-11-28 02:48:56,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 02:48:56,258 INFO L93 Difference]: Finished difference Result 310 states and 346 transitions. [2019-11-28 02:48:56,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-28 02:48:56,259 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2019-11-28 02:48:56,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 02:48:56,262 INFO L225 Difference]: With dead ends: 310 [2019-11-28 02:48:56,262 INFO L226 Difference]: Without dead ends: 310 [2019-11-28 02:48:56,262 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=73, Invalid=109, Unknown=0, NotChecked=0, Total=182 [2019-11-28 02:48:56,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2019-11-28 02:48:56,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 276. [2019-11-28 02:48:56,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2019-11-28 02:48:56,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 310 transitions. [2019-11-28 02:48:56,280 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 310 transitions. Word has length 18 [2019-11-28 02:48:56,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 02:48:56,281 INFO L462 AbstractCegarLoop]: Abstraction has 276 states and 310 transitions. [2019-11-28 02:48:56,281 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-28 02:48:56,281 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 310 transitions. [2019-11-28 02:48:56,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-28 02:48:56,282 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 02:48:56,282 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 02:48:56,496 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-11-28 02:48:56,497 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 02:48:56,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:48:56,498 INFO L82 PathProgramCache]: Analyzing trace with hash -1132671608, now seen corresponding path program 2 times [2019-11-28 02:48:56,500 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 02:48:56,500 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1629226391] [2019-11-28 02:48:56,501 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 02:48:56,823 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-11-28 02:48:56,823 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-28 02:48:56,835 INFO L255 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 7 conjunts are in the unsatisfiable core [2019-11-28 02:48:56,838 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 02:48:57,843 WARN L192 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 45 [2019-11-28 02:48:57,844 INFO L343 Elim1Store]: treesize reduction 916, result has 8.4 percent of original size [2019-11-28 02:48:57,844 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 02:48:57,852 INFO L508 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-28 02:48:58,772 WARN L192 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 65 [2019-11-28 02:48:58,774 INFO L588 ElimStorePlain]: treesize reduction 2681, result has 4.0 percent of original size [2019-11-28 02:48:58,776 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 10 terms [2019-11-28 02:48:58,832 INFO L508 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 02:48:58,832 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 9 variables, input treesize:66, output treesize:111 [2019-11-28 02:48:58,834 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 10 terms [2019-11-28 02:48:58,947 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 10 terms [2019-11-28 02:49:11,477 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2019-11-28 02:49:11,678 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-11-28 02:49:11,679 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:153) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:621) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:118) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:371) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:650) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:178) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SmtUtils.simplify(SmtUtils.java:163) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SmtUtils.simplify(SmtUtils.java:133) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:360) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:305) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:576) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:440) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:201) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:291) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:177) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:463) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:139) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1461) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:654) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 49 more [2019-11-28 02:49:11,687 INFO L168 Benchmark]: Toolchain (without parser) took 31726.74 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 328.2 MB). Free memory was 951.0 MB in the beginning and 1.3 GB in the end (delta: -334.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 02:49:11,687 INFO L168 Benchmark]: CDTParser took 0.27 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 02:49:11,688 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1452.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 951.0 MB in the beginning and 1.0 GB in the end (delta: -71.5 MB). Peak memory consumption was 74.6 MB. Max. memory is 11.5 GB. [2019-11-28 02:49:11,689 INFO L168 Benchmark]: Boogie Preprocessor took 213.06 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2019-11-28 02:49:11,690 INFO L168 Benchmark]: RCFGBuilder took 2963.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 816.4 MB in the end (delta: 192.7 MB). Peak memory consumption was 192.7 MB. Max. memory is 11.5 GB. [2019-11-28 02:49:11,694 INFO L168 Benchmark]: TraceAbstraction took 27091.86 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 192.9 MB). Free memory was 816.4 MB in the beginning and 1.3 GB in the end (delta: -469.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 02:49:11,697 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 1452.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 951.0 MB in the beginning and 1.0 GB in the end (delta: -71.5 MB). Peak memory consumption was 74.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 213.06 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2963.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 816.4 MB in the end (delta: 192.7 MB). Peak memory consumption was 192.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 27091.86 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 192.9 MB). Free memory was 816.4 MB in the beginning and 1.3 GB in the end (delta: -469.4 MB). There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...