./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/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_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/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 b3942868ac166265fb156842952ae5d6631ef94b ........................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/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_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/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 b3942868ac166265fb156842952ae5d6631ef94b ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 12:34:05,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:34:05,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:34:05,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:34:05,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:34:05,335 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:34:05,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:34:05,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:34:05,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:34:05,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:34:05,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:34:05,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:34:05,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:34:05,341 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:34:05,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:34:05,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:34:05,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:34:05,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:34:05,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:34:05,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:34:05,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:34:05,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:34:05,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:34:05,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:34:05,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:34:05,351 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:34:05,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:34:05,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:34:05,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:34:05,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:34:05,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:34:05,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:34:05,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:34:05,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:34:05,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:34:05,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:34:05,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:34:05,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:34:05,355 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:34:05,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:34:05,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:34:05,357 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-12-07 12:34:05,366 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:34:05,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:34:05,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 12:34:05,367 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 12:34:05,367 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 12:34:05,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:34:05,367 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 12:34:05,368 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 12:34:05,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:34:05,368 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 12:34:05,368 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 12:34:05,368 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 12:34:05,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:34:05,368 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 12:34:05,368 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:34:05,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:34:05,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 12:34:05,369 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:34:05,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:34:05,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:34:05,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:34:05,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:34:05,370 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 12:34:05,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 12:34:05,370 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:34:05,370 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/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 -> b3942868ac166265fb156842952ae5d6631ef94b [2019-12-07 12:34:05,476 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:34:05,485 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:34:05,487 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:34:05,488 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:34:05,488 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:34:05,489 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2019-12-07 12:34:05,531 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/data/752510d1b/37d48284330145958f77265632252512/FLAG55e0e62df [2019-12-07 12:34:06,120 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:34:06,121 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2019-12-07 12:34:06,137 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/data/752510d1b/37d48284330145958f77265632252512/FLAG55e0e62df [2019-12-07 12:34:06,529 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/data/752510d1b/37d48284330145958f77265632252512 [2019-12-07 12:34:06,531 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:34:06,532 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-07 12:34:06,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:34:06,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:34:06,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:34:06,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:34:06" (1/1) ... [2019-12-07 12:34:06,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65e815e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:34:06, skipping insertion in model container [2019-12-07 12:34:06,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:34:06" (1/1) ... [2019-12-07 12:34:06,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:34:06,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:34:07,167 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-12-07 12:34:07,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5bbd2ecb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:34:07, skipping insertion in model container [2019-12-07 12:34:07,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:34:07,168 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-12-07 12:34:07,170 INFO L168 Benchmark]: Toolchain (without parser) took 637.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -186.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. [2019-12-07 12:34:07,171 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 964.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:34:07,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 635.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -186.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. [2019-12-07 12:34:07,173 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 964.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 635.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -186.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 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 0.1.25-f470102 [2019-12-07 12:34:08,331 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:34:08,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:34:08,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:34:08,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:34:08,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:34:08,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:34:08,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:34:08,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:34:08,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:34:08,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:34:08,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:34:08,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:34:08,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:34:08,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:34:08,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:34:08,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:34:08,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:34:08,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:34:08,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:34:08,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:34:08,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:34:08,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:34:08,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:34:08,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:34:08,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:34:08,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:34:08,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:34:08,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:34:08,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:34:08,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:34:08,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:34:08,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:34:08,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:34:08,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:34:08,367 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:34:08,367 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:34:08,368 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:34:08,368 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:34:08,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:34:08,369 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:34:08,370 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-12-07 12:34:08,383 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:34:08,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:34:08,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 12:34:08,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 12:34:08,385 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 12:34:08,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:34:08,385 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 12:34:08,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 12:34:08,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:34:08,386 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 12:34:08,386 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 12:34:08,386 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 12:34:08,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:34:08,386 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 12:34:08,387 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 12:34:08,387 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 12:34:08,387 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:34:08,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:34:08,387 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 12:34:08,388 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:34:08,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:34:08,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:34:08,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:34:08,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:34:08,389 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 12:34:08,389 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 12:34:08,389 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:34:08,389 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 12:34:08,389 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/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 -> b3942868ac166265fb156842952ae5d6631ef94b [2019-12-07 12:34:08,551 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:34:08,561 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:34:08,564 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:34:08,565 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:34:08,566 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:34:08,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2019-12-07 12:34:08,609 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/data/eeca67aac/1bf805da61074bb1867bbe10c91651ca/FLAGd214fcdf0 [2019-12-07 12:34:09,102 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:34:09,103 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2019-12-07 12:34:09,119 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/data/eeca67aac/1bf805da61074bb1867bbe10c91651ca/FLAGd214fcdf0 [2019-12-07 12:34:09,418 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f4c5c013-692c-4673-99be-da283dfc6b05/bin/uautomizer/data/eeca67aac/1bf805da61074bb1867bbe10c91651ca [2019-12-07 12:34:09,424 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:34:09,427 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-07 12:34:09,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:34:09,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:34:09,436 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:34:09,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:34:09" (1/1) ... [2019-12-07 12:34:09,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7259ef28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:34:09, skipping insertion in model container [2019-12-07 12:34:09,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:34:09" (1/1) ... [2019-12-07 12:34:09,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:34:09,505 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:34:10,124 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-12-07 12:34:10,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b861637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:34:10, skipping insertion in model container [2019-12-07 12:34:10,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:34:10,125 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-12-07 12:34:10,126 INFO L168 Benchmark]: Toolchain (without parser) took 700.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -153.7 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2019-12-07 12:34:10,127 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:34:10,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -153.7 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2019-12-07 12:34:10,128 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 695.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -153.7 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 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...