./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961e2f46-c38c-493a-9f38-d77231ebeb9e/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961e2f46-c38c-493a-9f38-d77231ebeb9e/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961e2f46-c38c-493a-9f38-d77231ebeb9e/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961e2f46-c38c-493a-9f38-d77231ebeb9e/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961e2f46-c38c-493a-9f38-d77231ebeb9e/bin/uautomizer-tPACEb0tL8/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961e2f46-c38c-493a-9f38-d77231ebeb9e/bin/uautomizer-tPACEb0tL8 --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 b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e --- 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-e04fb08 [2022-11-16 11:23:46,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:23:46,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:23:46,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:23:46,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:23:46,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:23:46,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:23:46,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:23:46,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:23:46,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:23:46,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:23:46,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:23:46,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:23:46,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:23:46,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:23:46,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:23:46,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:23:46,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:23:46,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:23:46,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:23:46,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:23:46,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:23:46,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:23:46,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:23:46,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:23:46,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:23:46,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:23:46,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:23:46,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:23:46,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:23:46,490 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:23:46,491 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:23:46,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:23:46,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:23:46,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:23:46,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:23:46,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:23:46,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:23:46,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:23:46,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:23:46,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:23:46,505 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961e2f46-c38c-493a-9f38-d77231ebeb9e/bin/uautomizer-tPACEb0tL8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-16 11:23:46,555 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:23:46,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:23:46,555 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:23:46,556 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:23:46,556 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:23:46,557 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:23:46,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:23:46,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:23:46,558 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:23:46,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:23:46,558 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:23:46,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:23:46,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:23:46,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:23:46,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:23:46,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:23:46,560 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-16 11:23:46,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:23:46,560 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:23:46,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:23:46,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:23:46,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:23:46,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:23:46,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:23:46,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:23:46,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:23:46,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:23:46,562 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:23:46,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:23:46,563 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:23:46,563 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:23:46,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:23:46,563 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_961e2f46-c38c-493a-9f38-d77231ebeb9e/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961e2f46-c38c-493a-9f38-d77231ebeb9e/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-11-16 11:23:46,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:23:46,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:23:46,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:23:46,949 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:23:46,950 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:23:46,951 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961e2f46-c38c-493a-9f38-d77231ebeb9e/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-16 11:23:47,027 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961e2f46-c38c-493a-9f38-d77231ebeb9e/bin/uautomizer-tPACEb0tL8/data/b454cfaf5/a5a742439aac4eddb9b40fdec0b1ce69/FLAG59b4ddc8b [2022-11-16 11:23:47,873 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:23:47,874 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961e2f46-c38c-493a-9f38-d77231ebeb9e/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-16 11:23:47,895 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961e2f46-c38c-493a-9f38-d77231ebeb9e/bin/uautomizer-tPACEb0tL8/data/b454cfaf5/a5a742439aac4eddb9b40fdec0b1ce69/FLAG59b4ddc8b [2022-11-16 11:23:47,977 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_961e2f46-c38c-493a-9f38-d77231ebeb9e/bin/uautomizer-tPACEb0tL8/data/b454cfaf5/a5a742439aac4eddb9b40fdec0b1ce69 [2022-11-16 11:23:47,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:23:47,981 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:23:47,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:23:47,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:23:47,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:23:47,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:23:47" (1/1) ... [2022-11-16 11:23:47,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57197c75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:23:47, skipping insertion in model container [2022-11-16 11:23:47,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:23:47" (1/1) ... [2022-11-16 11:23:47,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:23:48,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:23:49,285 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-16 11:23:49,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ff53342 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:23:49, skipping insertion in model container [2022-11-16 11:23:49,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:23:49,286 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 11:23:49,291 INFO L158 Benchmark]: Toolchain (without parser) took 1305.87ms. Allocated memory is still 121.6MB. Free memory was 80.5MB in the beginning and 85.2MB in the end (delta: -4.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 11:23:49,291 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory was 101.2MB in the beginning and 101.1MB in the end (delta: 71.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:23:49,292 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1302.77ms. Allocated memory is still 121.6MB. Free memory was 80.3MB in the beginning and 85.2MB in the end (delta: -4.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 11:23:49,294 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 121.6MB. Free memory was 101.2MB in the beginning and 101.1MB in the end (delta: 71.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1302.77ms. Allocated memory is still 121.6MB. Free memory was 80.3MB in the beginning and 85.2MB in the end (delta: -4.9MB). 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_961e2f46-c38c-493a-9f38-d77231ebeb9e/bin/uautomizer-tPACEb0tL8/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