./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 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/mkfifo-incomplete-1.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 b3942868ac166265fb156842952ae5d6631ef94b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/mkfifo-incomplete-1.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 b3942868ac166265fb156842952ae5d6631ef94b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:29:35,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:29:35,146 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:29:35,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:29:35,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:29:35,177 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:29:35,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:29:35,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:29:35,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:29:35,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:29:35,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:29:35,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:29:35,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:29:35,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:29:35,236 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:29:35,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:29:35,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:29:35,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:29:35,253 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:29:35,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:29:35,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:29:35,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:29:35,279 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:29:35,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:29:35,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:29:35,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:29:35,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:29:35,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:29:35,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:29:35,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:29:35,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:29:35,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:29:35,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:29:35,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:29:35,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:29:35,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:29:35,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:29:35,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:29:35,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:29:35,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:29:35,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:29:35,326 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-26 00:29:35,361 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:29:35,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:29:35,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:29:35,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:29:35,369 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:29:35,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:29:35,370 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:29:35,372 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:29:35,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:29:35,372 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:29:35,374 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:29:35,374 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:29:35,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:29:35,375 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:29:35,377 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:29:35,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:29:35,377 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:29:35,378 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:29:35,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:29:35,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:29:35,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:29:35,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:29:35,380 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:29:35,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:29:35,382 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 -> b3942868ac166265fb156842952ae5d6631ef94b [2019-11-26 00:29:35,993 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:29:36,024 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:29:36,035 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:29:36,037 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:29:36,040 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:29:36,041 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2019-11-26 00:29:36,189 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34ff5a7c2/0658ec46a68d45e0902a0e825201ab87/FLAGe6b9fdf53 [2019-11-26 00:29:37,742 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:29:37,746 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2019-11-26 00:29:37,819 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34ff5a7c2/0658ec46a68d45e0902a0e825201ab87/FLAGe6b9fdf53 [2019-11-26 00:29:37,861 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34ff5a7c2/0658ec46a68d45e0902a0e825201ab87 [2019-11-26 00:29:37,869 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:29:37,874 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:29:37,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:37,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:29:37,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:29:37,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:37" (1/1) ... [2019-11-26 00:29:37,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ff68dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:37, skipping insertion in model container [2019-11-26 00:29:37,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:37" (1/1) ... [2019-11-26 00:29:37,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:29:38,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:29:40,078 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-26 00:29:40,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3e157030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:40, skipping insertion in model container [2019-11-26 00:29:40,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:40,084 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 00:29:40,094 INFO L168 Benchmark]: Toolchain (without parser) took 2215.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 977.2 MB in the end (delta: -15.6 MB). Peak memory consumption was 21.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:40,095 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:29:40,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2204.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 977.2 MB in the end (delta: -15.6 MB). Peak memory consumption was 21.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:40,105 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2204.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 977.2 MB in the end (delta: -15.6 MB). Peak memory consumption was 21.7 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1899]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:29:44,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:29:44,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:29:44,081 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:29:44,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:29:44,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:29:44,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:29:44,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:29:44,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:29:44,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:29:44,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:29:44,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:29:44,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:29:44,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:29:44,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:29:44,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:29:44,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:29:44,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:29:44,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:29:44,168 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:29:44,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:29:44,182 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:29:44,185 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:29:44,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:29:44,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:29:44,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:29:44,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:29:44,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:29:44,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:29:44,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:29:44,206 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:29:44,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:29:44,210 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:29:44,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:29:44,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:29:44,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:29:44,219 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:29:44,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:29:44,220 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:29:44,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:29:44,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:29:44,226 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-26 00:29:44,264 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:29:44,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:29:44,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:29:44,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:29:44,271 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:29:44,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:29:44,273 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:29:44,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:29:44,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:29:44,274 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:29:44,276 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:29:44,276 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:29:44,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:29:44,278 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:29:44,278 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:29:44,279 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:29:44,279 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:29:44,281 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:29:44,281 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:29:44,281 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:29:44,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:29:44,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:29:44,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:29:44,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:29:44,285 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:29:44,285 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:29:44,285 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:29:44,287 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 -> b3942868ac166265fb156842952ae5d6631ef94b [2019-11-26 00:29:44,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:29:44,874 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:29:44,883 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:29:44,886 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:29:44,889 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:29:44,890 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2019-11-26 00:29:45,052 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c98ff83c3/b1682d8e883a49c280fa96976dde7769/FLAGba7da00a3 [2019-11-26 00:29:46,487 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:29:46,490 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2019-11-26 00:29:46,554 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c98ff83c3/b1682d8e883a49c280fa96976dde7769/FLAGba7da00a3 [2019-11-26 00:29:46,594 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c98ff83c3/b1682d8e883a49c280fa96976dde7769 [2019-11-26 00:29:46,603 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:29:46,609 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:29:46,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:46,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:29:46,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:29:46,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:46" (1/1) ... [2019-11-26 00:29:46,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d786972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:46, skipping insertion in model container [2019-11-26 00:29:46,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:46" (1/1) ... [2019-11-26 00:29:46,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:29:46,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:29:48,843 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-26 00:29:48,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1dd69e72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:48, skipping insertion in model container [2019-11-26 00:29:48,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:48,846 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 00:29:48,854 INFO L168 Benchmark]: Toolchain (without parser) took 2242.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 977.4 MB in the end (delta: -21.4 MB). Peak memory consumption was 21.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:48,854 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:29:48,856 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2230.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 977.4 MB in the end (delta: -21.4 MB). Peak memory consumption was 21.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:48,861 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2230.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 977.4 MB in the end (delta: -21.4 MB). Peak memory consumption was 21.7 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1899]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...