./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/date-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_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/date-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/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 4406de98e7d266e14928cf2b35ad2d10c6ff622d .............................................................................................................................. 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_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/date-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/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 4406de98e7d266e14928cf2b35ad2d10c6ff622d ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:53:41,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:53:41,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:53:41,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:53:41,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:53:41,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:53:41,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:53:41,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:53:41,373 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:53:41,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:53:41,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:53:41,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:53:41,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:53:41,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:53:41,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:53:41,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:53:41,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:53:41,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:53:41,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:53:41,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:53:41,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:53:41,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:53:41,401 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:53:41,403 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:53:41,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:53:41,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:53:41,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:53:41,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:53:41,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:53:41,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:53:41,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:53:41,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:53:41,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:53:41,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:53:41,420 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:53:41,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:53:41,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:53:41,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:53:41,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:53:41,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:53:41,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:53:41,430 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-29 19:53:41,485 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:53:41,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:53:41,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:53:41,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:53:41,489 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:53:41,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:53:41,490 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 19:53:41,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:53:41,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:53:41,490 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 19:53:41,492 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 19:53:41,492 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 19:53:41,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:53:41,493 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 19:53:41,493 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:53:41,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:53:41,494 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:53:41,494 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:53:41,494 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 19:53:41,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 19:53:41,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:53:41,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:53:41,496 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 19:53:41,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:53:41,496 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:53:41,496 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_ae30f794-b8ef-4629-a0fd-cab7c1131276/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4406de98e7d266e14928cf2b35ad2d10c6ff622d [2020-11-29 19:53:41,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:53:41,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:53:41,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:53:41,877 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:53:41,878 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:53:41,880 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/date-1.i [2020-11-29 19:53:41,993 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/data/d12b48208/fe8432fd5ee0494b9a4ec814a80e3423/FLAG86a022fdf [2020-11-29 19:53:42,907 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:53:42,911 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/sv-benchmarks/c/busybox-1.22.0/date-1.i [2020-11-29 19:53:42,961 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/data/d12b48208/fe8432fd5ee0494b9a4ec814a80e3423/FLAG86a022fdf [2020-11-29 19:53:43,396 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/data/d12b48208/fe8432fd5ee0494b9a4ec814a80e3423 [2020-11-29 19:53:43,399 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:53:43,401 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 19:53:43,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:53:43,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:53:43,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:53:43,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:53:43" (1/1) ... [2020-11-29 19:53:43,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a80dc13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:53:43, skipping insertion in model container [2020-11-29 19:53:43,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:53:43" (1/1) ... [2020-11-29 19:53:43,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:53:43,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:53:45,477 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-11-29 19:53:45,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f9ceb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:53:45, skipping insertion in model container [2020-11-29 19:53:45,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:53:45,479 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 19:53:45,482 INFO L168 Benchmark]: Toolchain (without parser) took 2079.98 ms. Allocated memory is still 100.7 MB. Free memory was 61.7 MB in the beginning and 55.4 MB in the end (delta: 6.3 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:53:45,483 INFO L168 Benchmark]: CDTParser took 0.69 ms. Allocated memory is still 67.1 MB. Free memory was 29.3 MB in the beginning and 29.2 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:53:45,484 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2076.55 ms. Allocated memory is still 100.7 MB. Free memory was 61.5 MB in the beginning and 55.4 MB in the end (delta: 6.1 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:53:45,487 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69 ms. Allocated memory is still 67.1 MB. Free memory was 29.3 MB in the beginning and 29.2 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2076.55 ms. Allocated memory is still 100.7 MB. Free memory was 61.5 MB in the beginning and 55.4 MB in the end (delta: 6.1 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2765]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:53:48,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:53:48,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:53:48,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:53:48,381 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:53:48,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:53:48,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:53:48,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:53:48,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:53:48,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:53:48,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:53:48,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:53:48,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:53:48,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:53:48,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:53:48,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:53:48,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:53:48,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:53:48,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:53:48,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:53:48,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:53:48,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:53:48,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:53:48,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:53:48,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:53:48,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:53:48,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:53:48,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:53:48,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:53:48,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:53:48,474 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:53:48,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:53:48,477 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:53:48,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:53:48,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:53:48,480 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:53:48,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:53:48,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:53:48,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:53:48,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:53:48,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:53:48,488 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-29 19:53:48,542 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:53:48,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:53:48,544 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:53:48,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:53:48,544 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:53:48,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:53:48,545 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 19:53:48,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:53:48,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:53:48,546 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 19:53:48,546 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 19:53:48,547 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 19:53:48,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:53:48,547 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 19:53:48,547 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 19:53:48,548 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 19:53:48,548 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:53:48,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:53:48,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:53:48,549 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:53:48,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 19:53:48,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 19:53:48,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:53:48,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:53:48,550 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 19:53:48,550 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 19:53:48,550 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:53:48,551 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:53:48,551 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_ae30f794-b8ef-4629-a0fd-cab7c1131276/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4406de98e7d266e14928cf2b35ad2d10c6ff622d [2020-11-29 19:53:49,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:53:49,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:53:49,092 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:53:49,094 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:53:49,095 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:53:49,099 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/date-1.i [2020-11-29 19:53:49,183 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/data/4b977283e/f1bcd29a4d0d4c979e7d9c8d3549bfc6/FLAG9f47f5cda [2020-11-29 19:53:50,291 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:53:50,292 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/sv-benchmarks/c/busybox-1.22.0/date-1.i [2020-11-29 19:53:50,356 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/data/4b977283e/f1bcd29a4d0d4c979e7d9c8d3549bfc6/FLAG9f47f5cda [2020-11-29 19:53:50,725 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ae30f794-b8ef-4629-a0fd-cab7c1131276/bin/uautomizer/data/4b977283e/f1bcd29a4d0d4c979e7d9c8d3549bfc6 [2020-11-29 19:53:50,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:53:50,730 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 19:53:50,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:53:50,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:53:50,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:53:50,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:53:50" (1/1) ... [2020-11-29 19:53:50,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4abcfee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:53:50, skipping insertion in model container [2020-11-29 19:53:50,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:53:50" (1/1) ... [2020-11-29 19:53:50,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:53:50,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:53:52,814 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-11-29 19:53:52,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43146efd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:53:52, skipping insertion in model container [2020-11-29 19:53:52,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:53:52,816 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 19:53:52,818 INFO L168 Benchmark]: Toolchain (without parser) took 2086.97 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 28.9 MB in the beginning and 50.6 MB in the end (delta: -21.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:53:52,819 INFO L168 Benchmark]: CDTParser took 0.78 ms. Allocated memory is still 56.6 MB. Free memory was 38.7 MB in the beginning and 38.6 MB in the end (delta: 26.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:53:52,821 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2083.98 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 28.8 MB in the beginning and 50.6 MB in the end (delta: -21.8 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:53:52,823 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 ms. Allocated memory is still 56.6 MB. Free memory was 38.7 MB in the beginning and 38.6 MB in the end (delta: 26.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2083.98 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 28.8 MB in the beginning and 50.6 MB in the end (delta: -21.8 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2765]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...