./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer --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 ae47ea464d7b3654b12768aa5faafe9c13473b69 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer --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 ae47ea464d7b3654b12768aa5faafe9c13473b69 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:41:46,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:41:46,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:41:46,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:41:46,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:41:46,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:41:46,258 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:41:46,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:41:46,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:41:46,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:41:46,267 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:41:46,269 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:41:46,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:41:46,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:41:46,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:41:46,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:41:46,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:41:46,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:41:46,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:41:46,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:41:46,288 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:41:46,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:41:46,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:41:46,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:41:46,316 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:41:46,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:41:46,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:41:46,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:41:46,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:41:46,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:41:46,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:41:46,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:41:46,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:41:46,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:41:46,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:41:46,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:41:46,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:41:46,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:41:46,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:41:46,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:41:46,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:41:46,334 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-30 00:41:46,379 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:41:46,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:41:46,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:41:46,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:41:46,382 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:41:46,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:41:46,382 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 00:41:46,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:41:46,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:41:46,383 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 00:41:46,383 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 00:41:46,384 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-30 00:41:46,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:41:46,384 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 00:41:46,385 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:41:46,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:41:46,385 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:41:46,394 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:41:46,394 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:41:46,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:41:46,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:41:46,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:41:46,395 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:41:46,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:41:46,396 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:41:46,396 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae47ea464d7b3654b12768aa5faafe9c13473b69 [2020-11-30 00:41:46,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:41:46,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:41:46,765 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:41:46,766 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:41:46,768 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:41:46,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2020-11-30 00:41:46,859 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/data/b718ce957/c79bd8760ae64039a3aae7571837c4c8/FLAGb36aa3b3a [2020-11-30 00:41:47,721 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:41:47,722 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2020-11-30 00:41:47,754 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/data/b718ce957/c79bd8760ae64039a3aae7571837c4c8/FLAGb36aa3b3a [2020-11-30 00:41:47,843 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/data/b718ce957/c79bd8760ae64039a3aae7571837c4c8 [2020-11-30 00:41:47,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:41:47,856 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-30 00:41:47,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:41:47,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:41:47,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:41:47,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:41:47" (1/1) ... [2020-11-30 00:41:47,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9f4dba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:41:47, skipping insertion in model container [2020-11-30 00:41:47,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:41:47" (1/1) ... [2020-11-30 00:41:47,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:41:47,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:41:49,326 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-30 00:41:49,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ed9edb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:41:49, skipping insertion in model container [2020-11-30 00:41:49,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:41:49,328 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-30 00:41:49,331 INFO L168 Benchmark]: Toolchain (without parser) took 1473.47 ms. Allocated memory is still 119.5 MB. Free memory was 90.8 MB in the beginning and 71.7 MB in the end (delta: 19.1 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-30 00:41:49,332 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 83.9 MB. Free memory was 57.5 MB in the beginning and 57.4 MB in the end (delta: 52.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:41:49,333 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1470.43 ms. Allocated memory is still 119.5 MB. Free memory was 90.6 MB in the beginning and 71.7 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-30 00:41:49,336 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 83.9 MB. Free memory was 57.5 MB in the beginning and 57.4 MB in the end (delta: 52.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1470.43 ms. Allocated memory is still 119.5 MB. Free memory was 90.6 MB in the beginning and 71.7 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: 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 0.2.0-a4ecdab [2020-11-30 00:41:52,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:41:52,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:41:52,308 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:41:52,309 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:41:52,317 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:41:52,320 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:41:52,323 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:41:52,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:41:52,328 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:41:52,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:41:52,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:41:52,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:41:52,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:41:52,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:41:52,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:41:52,341 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:41:52,343 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:41:52,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:41:52,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:41:52,352 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:41:52,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:41:52,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:41:52,358 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:41:52,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:41:52,363 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:41:52,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:41:52,366 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:41:52,367 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:41:52,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:41:52,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:41:52,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:41:52,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:41:52,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:41:52,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:41:52,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:41:52,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:41:52,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:41:52,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:41:52,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:41:52,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:41:52,382 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-30 00:41:52,421 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:41:52,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:41:52,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:41:52,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:41:52,424 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:41:52,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:41:52,425 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 00:41:52,425 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:41:52,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:41:52,426 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 00:41:52,426 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 00:41:52,426 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-30 00:41:52,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:41:52,427 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 00:41:52,427 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 00:41:52,427 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 00:41:52,428 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:41:52,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:41:52,428 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:41:52,429 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:41:52,429 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:41:52,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:41:52,430 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:41:52,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:41:52,430 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-30 00:41:52,430 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 00:41:52,431 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:41:52,431 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:41:52,431 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae47ea464d7b3654b12768aa5faafe9c13473b69 [2020-11-30 00:41:52,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:41:53,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:41:53,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:41:53,014 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:41:53,015 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:41:53,017 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2020-11-30 00:41:53,119 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/data/e748bfcc6/6a43d3acdc654c1687a7dd6f0dcab5c4/FLAG4698ffd55 [2020-11-30 00:41:54,008 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:41:54,010 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2020-11-30 00:41:54,056 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/data/e748bfcc6/6a43d3acdc654c1687a7dd6f0dcab5c4/FLAG4698ffd55 [2020-11-30 00:41:54,558 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_630d065f-bef6-43c5-95c5-aa16e1eea3c2/bin/uautomizer/data/e748bfcc6/6a43d3acdc654c1687a7dd6f0dcab5c4 [2020-11-30 00:41:54,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:41:54,562 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-30 00:41:54,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:41:54,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:41:54,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:41:54,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:41:54" (1/1) ... [2020-11-30 00:41:54,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28f39b6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:41:54, skipping insertion in model container [2020-11-30 00:41:54,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:41:54" (1/1) ... [2020-11-30 00:41:54,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:41:54,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:41:56,029 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-30 00:41:56,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@591a6746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:41:56, skipping insertion in model container [2020-11-30 00:41:56,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:41:56,031 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-30 00:41:56,034 INFO L168 Benchmark]: Toolchain (without parser) took 1469.83 ms. Allocated memory is still 62.9 MB. Free memory was 38.7 MB in the beginning and 36.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:41:56,035 INFO L168 Benchmark]: CDTParser took 1.06 ms. Allocated memory is still 62.9 MB. Free memory was 44.2 MB in the beginning and 44.2 MB in the end (delta: 31.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:41:56,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1466.86 ms. Allocated memory is still 62.9 MB. Free memory was 38.5 MB in the beginning and 36.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:41:56,039 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06 ms. Allocated memory is still 62.9 MB. Free memory was 44.2 MB in the beginning and 44.2 MB in the end (delta: 31.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1466.86 ms. Allocated memory is still 62.9 MB. Free memory was 38.5 MB in the beginning and 36.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: 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...