./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uniq-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_e7b58473-8fa0-4ab1-8ed0-1f86643dfb7d/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b58473-8fa0-4ab1-8ed0-1f86643dfb7d/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_e7b58473-8fa0-4ab1-8ed0-1f86643dfb7d/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b58473-8fa0-4ab1-8ed0-1f86643dfb7d/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b58473-8fa0-4ab1-8ed0-1f86643dfb7d/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_e7b58473-8fa0-4ab1-8ed0-1f86643dfb7d/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 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 --- 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 10:27:51,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:27:51,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:27:51,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:27:51,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:27:51,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:27:51,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:27:51,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:27:51,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:27:51,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:27:51,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:27:51,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:27:51,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:27:51,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:27:51,662 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:27:51,664 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:27:51,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:27:51,667 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:27:51,670 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:27:51,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:27:51,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:27:51,686 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:27:51,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:27:51,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:27:51,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:27:51,703 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:27:51,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:27:51,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:27:51,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:27:51,709 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:27:51,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:27:51,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:27:51,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:27:51,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:27:51,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:27:51,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:27:51,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:27:51,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:27:51,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:27:51,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:27:51,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:27:51,721 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b58473-8fa0-4ab1-8ed0-1f86643dfb7d/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-10-17 10:27:51,753 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:27:51,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:27:51,754 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:27:51,754 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:27:51,755 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:27:51,755 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:27:51,756 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:27:51,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:27:51,757 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:27:51,758 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:27:51,758 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:27:51,758 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:27:51,758 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:27:51,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:27:51,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:27:51,759 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:27:51,760 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 10:27:51,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:27:51,760 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:27:51,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:27:51,761 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:27:51,761 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:27:51,761 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:27:51,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:27:51,762 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:27:51,762 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:27:51,763 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:27:51,763 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:27:51,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:27:51,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:27:51,764 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_e7b58473-8fa0-4ab1-8ed0-1f86643dfb7d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b58473-8fa0-4ab1-8ed0-1f86643dfb7d/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 [2022-10-17 10:27:52,115 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:27:52,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:27:52,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:27:52,161 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:27:52,162 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:27:52,164 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b58473-8fa0-4ab1-8ed0-1f86643dfb7d/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-10-17 10:27:52,250 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b58473-8fa0-4ab1-8ed0-1f86643dfb7d/bin/uautomizer-J5u9QxTXDZ/data/2e6e11531/4cac7782f73b4749bd4bd2667a3c09e4/FLAG9503ad38a [2022-10-17 10:27:53,263 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:27:53,264 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b58473-8fa0-4ab1-8ed0-1f86643dfb7d/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-10-17 10:27:53,315 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b58473-8fa0-4ab1-8ed0-1f86643dfb7d/bin/uautomizer-J5u9QxTXDZ/data/2e6e11531/4cac7782f73b4749bd4bd2667a3c09e4/FLAG9503ad38a [2022-10-17 10:27:53,705 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b58473-8fa0-4ab1-8ed0-1f86643dfb7d/bin/uautomizer-J5u9QxTXDZ/data/2e6e11531/4cac7782f73b4749bd4bd2667a3c09e4 [2022-10-17 10:27:53,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:27:53,712 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:27:53,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:27:53,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:27:53,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:27:53,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:27:53" (1/1) ... [2022-10-17 10:27:53,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c7c5155 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:27:53, skipping insertion in model container [2022-10-17 10:27:53,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:27:53" (1/1) ... [2022-10-17 10:27:53,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:27:53,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:27:55,496 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 [2022-10-17 10:27:55,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65114c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:27:55, skipping insertion in model container [2022-10-17 10:27:55,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:27:55,497 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 10:27:55,500 INFO L158 Benchmark]: Toolchain (without parser) took 1786.77ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 52.1MB in the beginning and 94.4MB in the end (delta: -42.3MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2022-10-17 10:27:55,501 INFO L158 Benchmark]: CDTParser took 1.15ms. Allocated memory is still 94.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:27:55,502 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1779.02ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 51.9MB in the beginning and 94.4MB in the end (delta: -42.5MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2022-10-17 10:27:55,504 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.15ms. Allocated memory is still 94.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1779.02ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 51.9MB in the beginning and 94.4MB in the end (delta: -42.5MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: 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... --- 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_e7b58473-8fa0-4ab1-8ed0-1f86643dfb7d/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