./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e429644c-b30d-4ebf-8360-1b54771aa5ce/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e429644c-b30d-4ebf-8360-1b54771aa5ce/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e429644c-b30d-4ebf-8360-1b54771aa5ce/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e429644c-b30d-4ebf-8360-1b54771aa5ce/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e429644c-b30d-4ebf-8360-1b54771aa5ce/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e429644c-b30d-4ebf-8360-1b54771aa5ce/bin/uautomizer-J5u9QxTXDZ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:34:44,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:34:44,961 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:34:45,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:34:45,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:34:45,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:34:45,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:34:45,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:34:45,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:34:45,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:34:45,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:34:45,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:34:45,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:34:45,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:34:45,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:34:45,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:34:45,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:34:45,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:34:45,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:34:45,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:34:45,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:34:45,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:34:45,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:34:45,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:34:45,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:34:45,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:34:45,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:34:45,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:34:45,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:34:45,073 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:34:45,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:34:45,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:34:45,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:34:45,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:34:45,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:34:45,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:34:45,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:34:45,081 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:34:45,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:34:45,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:34:45,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:34:45,085 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e429644c-b30d-4ebf-8360-1b54771aa5ce/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-10-17 10:34:45,130 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:34:45,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:34:45,132 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:34:45,132 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:34:45,133 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:34:45,134 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:34:45,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:34:45,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:34:45,135 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:34:45,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:34:45,136 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:34:45,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:34:45,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:34:45,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:34:45,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:34:45,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:34:45,138 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 10:34:45,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:34:45,138 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:34:45,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:34:45,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:34:45,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:34:45,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:34:45,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:34:45,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:34:45,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:34:45,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:34:45,141 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:34:45,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:34:45,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:34:45,141 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_worker_vcloud-master_on_vcloud-master/run_dir_e429644c-b30d-4ebf-8360-1b54771aa5ce/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e429644c-b30d-4ebf-8360-1b54771aa5ce/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 [2022-10-17 10:34:45,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:34:45,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:34:45,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:34:45,420 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:34:45,421 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:34:45,422 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e429644c-b30d-4ebf-8360-1b54771aa5ce/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2022-10-17 10:34:45,494 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e429644c-b30d-4ebf-8360-1b54771aa5ce/bin/uautomizer-J5u9QxTXDZ/data/e06e93d64/9ad6c5f3f5bf4ac1b7cb40f4674f9304/FLAGeb4685800 [2022-10-17 10:34:46,116 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:34:46,117 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e429644c-b30d-4ebf-8360-1b54771aa5ce/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2022-10-17 10:34:46,153 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e429644c-b30d-4ebf-8360-1b54771aa5ce/bin/uautomizer-J5u9QxTXDZ/data/e06e93d64/9ad6c5f3f5bf4ac1b7cb40f4674f9304/FLAGeb4685800 [2022-10-17 10:34:46,317 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e429644c-b30d-4ebf-8360-1b54771aa5ce/bin/uautomizer-J5u9QxTXDZ/data/e06e93d64/9ad6c5f3f5bf4ac1b7cb40f4674f9304 [2022-10-17 10:34:46,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:34:46,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:34:46,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:34:46,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:34:46,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:34:46,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:34:46" (1/1) ... [2022-10-17 10:34:46,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a5d7bd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:34:46, skipping insertion in model container [2022-10-17 10:34:46,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:34:46" (1/1) ... [2022-10-17 10:34:46,350 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:34:46,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:34:47,420 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-10-17 10:34:47,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13d45f1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:34:47, skipping insertion in model container [2022-10-17 10:34:47,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:34:47,421 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 10:34:47,423 INFO L158 Benchmark]: Toolchain (without parser) took 1101.28ms. Allocated memory is still 104.9MB. Free memory was 65.9MB in the beginning and 68.3MB in the end (delta: -2.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 10:34:47,424 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory was 73.7MB in the beginning and 73.7MB in the end (delta: 30.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:34:47,425 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1083.21ms. Allocated memory is still 104.9MB. Free memory was 65.7MB in the beginning and 68.3MB in the end (delta: -2.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 10:34:47,427 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory was 73.7MB in the beginning and 73.7MB in the end (delta: 30.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1083.21ms. Allocated memory is still 104.9MB. Free memory was 65.7MB in the beginning and 68.3MB in the end (delta: -2.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e429644c-b30d-4ebf-8360-1b54771aa5ce/bin/uautomizer-J5u9QxTXDZ/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN