./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/du-1.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_5ae1cbe2-3b2a-426b-904d-73783e302bfa/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ae1cbe2-3b2a-426b-904d-73783e302bfa/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_5ae1cbe2-3b2a-426b-904d-73783e302bfa/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ae1cbe2-3b2a-426b-904d-73783e302bfa/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/du-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ae1cbe2-3b2a-426b-904d-73783e302bfa/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_5ae1cbe2-3b2a-426b-904d-73783e302bfa/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 a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 --- 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 10:22:52,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:22:52,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:22:52,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:22:52,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:22:52,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:22:52,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:22:52,926 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:22:52,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:22:52,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:22:52,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:22:52,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:22:52,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:22:52,944 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:22:52,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:22:52,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:22:52,951 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:22:52,952 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:22:52,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:22:52,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:22:52,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:22:52,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:22:52,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:22:52,976 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:22:52,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:22:52,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:22:52,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:22:52,992 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:22:52,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:22:52,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:22:52,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:22:52,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:22:53,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:22:53,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:22:53,003 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:22:53,003 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:22:53,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:22:53,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:22:53,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:22:53,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:22:53,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:22:53,008 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ae1cbe2-3b2a-426b-904d-73783e302bfa/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-10-17 10:22:53,056 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:22:53,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:22:53,058 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:22:53,058 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:22:53,059 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:22:53,059 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:22:53,060 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:22:53,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:22:53,061 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:22:53,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:22:53,062 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:22:53,063 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:22:53,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:22:53,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:22:53,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:22:53,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:22:53,064 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 10:22:53,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:22:53,065 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:22:53,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:22:53,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:22:53,066 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:22:53,066 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:22:53,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:22:53,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:22:53,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:22:53,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:22:53,067 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:22:53,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:22:53,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:22:53,068 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_5ae1cbe2-3b2a-426b-904d-73783e302bfa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ae1cbe2-3b2a-426b-904d-73783e302bfa/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 [2022-10-17 10:22:53,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:22:53,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:22:53,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:22:53,449 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:22:53,450 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:22:53,451 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ae1cbe2-3b2a-426b-904d-73783e302bfa/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/busybox-1.22.0/du-1.i [2022-10-17 10:22:53,544 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ae1cbe2-3b2a-426b-904d-73783e302bfa/bin/uautomizer-J5u9QxTXDZ/data/55c690e23/d905ee0a16f2409b966aedcac77b3467/FLAG646292344 [2022-10-17 10:22:54,325 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:22:54,327 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ae1cbe2-3b2a-426b-904d-73783e302bfa/sv-benchmarks/c/busybox-1.22.0/du-1.i [2022-10-17 10:22:54,379 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ae1cbe2-3b2a-426b-904d-73783e302bfa/bin/uautomizer-J5u9QxTXDZ/data/55c690e23/d905ee0a16f2409b966aedcac77b3467/FLAG646292344 [2022-10-17 10:22:54,883 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ae1cbe2-3b2a-426b-904d-73783e302bfa/bin/uautomizer-J5u9QxTXDZ/data/55c690e23/d905ee0a16f2409b966aedcac77b3467 [2022-10-17 10:22:54,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:22:54,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:22:54,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:22:54,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:22:54,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:22:54,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:22:54" (1/1) ... [2022-10-17 10:22:54,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc0b45a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:54, skipping insertion in model container [2022-10-17 10:22:54,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:22:54" (1/1) ... [2022-10-17 10:22:54,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:22:55,028 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:22:56,671 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-10-17 10:22:56,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@636eba1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:56, skipping insertion in model container [2022-10-17 10:22:56,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:22:56,673 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 10:22:56,675 INFO L158 Benchmark]: Toolchain (without parser) took 1785.57ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 50.5MB in the beginning and 79.0MB in the end (delta: -28.5MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2022-10-17 10:22:56,676 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 62.3MB in the end (delta: 24.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:22:56,677 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1782.17ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 50.3MB in the beginning and 79.0MB in the end (delta: -28.7MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2022-10-17 10:22:56,679 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 62.3MB in the end (delta: 24.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1782.17ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 50.3MB in the beginning and 79.0MB in the end (delta: -28.7MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: 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... --- 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_5ae1cbe2-3b2a-426b-904d-73783e302bfa/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