./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ca8698-9c31-48fa-8ca2-176a9fe658a9/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ca8698-9c31-48fa-8ca2-176a9fe658a9/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ca8698-9c31-48fa-8ca2-176a9fe658a9/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ca8698-9c31-48fa-8ca2-176a9fe658a9/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ca8698-9c31-48fa-8ca2-176a9fe658a9/bin/uautomizer-UnR33cPsHg/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ca8698-9c31-48fa-8ca2-176a9fe658a9/bin/uautomizer-UnR33cPsHg --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 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca ................................................................................................................................ Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ca8698-9c31-48fa-8ca2-176a9fe658a9/bin/uautomizer-UnR33cPsHg/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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 08:44:40,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:44:40,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:44:40,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:44:40,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:44:40,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:44:40,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:44:40,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:44:40,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:44:40,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:44:40,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:44:40,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:44:40,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:44:40,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:44:40,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:44:40,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:44:40,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:44:40,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:44:40,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:44:40,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:44:40,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:44:40,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:44:40,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:44:40,368 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:44:40,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:44:40,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:44:40,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:44:40,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:44:40,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:44:40,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:44:40,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:44:40,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:44:40,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:44:40,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:44:40,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:44:40,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:44:40,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:44:40,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:44:40,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:44:40,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:44:40,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:44:40,398 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ca8698-9c31-48fa-8ca2-176a9fe658a9/bin/uautomizer-UnR33cPsHg/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-10-28 08:44:40,458 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:44:40,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:44:40,463 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:44:40,463 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:44:40,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:44:40,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:44:40,466 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:44:40,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:44:40,466 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 08:44:40,467 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:44:40,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:44:40,468 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 08:44:40,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:44:40,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 08:44:40,469 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-28 08:44:40,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:44:40,470 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:44:40,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 08:44:40,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:44:40,471 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:44:40,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:44:40,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:44:40,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:44:40,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:44:40,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 08:44:40,473 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:44:40,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 08:44:40,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 08:44:40,474 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:44:40,476 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_c5ca8698-9c31-48fa-8ca2-176a9fe658a9/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ca8698-9c31-48fa-8ca2-176a9fe658a9/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca [2021-10-28 08:44:40,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:44:40,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:44:40,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:44:40,848 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:44:40,849 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:44:40,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ca8698-9c31-48fa-8ca2-176a9fe658a9/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-10-28 08:44:40,962 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ca8698-9c31-48fa-8ca2-176a9fe658a9/bin/uautomizer-UnR33cPsHg/data/7ff33f1d5/b2c3035e55044b8496ea2131dabbbfe2/FLAG365999200 [2021-10-28 08:44:41,806 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:44:41,806 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ca8698-9c31-48fa-8ca2-176a9fe658a9/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-10-28 08:44:41,871 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ca8698-9c31-48fa-8ca2-176a9fe658a9/bin/uautomizer-UnR33cPsHg/data/7ff33f1d5/b2c3035e55044b8496ea2131dabbbfe2/FLAG365999200 [2021-10-28 08:44:42,354 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ca8698-9c31-48fa-8ca2-176a9fe658a9/bin/uautomizer-UnR33cPsHg/data/7ff33f1d5/b2c3035e55044b8496ea2131dabbbfe2 [2021-10-28 08:44:42,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:44:42,359 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:44:42,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:44:42,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:44:42,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:44:42,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:44:42" (1/1) ... [2021-10-28 08:44:42,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10cd7f75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:42, skipping insertion in model container [2021-10-28 08:44:42,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:44:42" (1/1) ... [2021-10-28 08:44:42,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:44:42,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:44:43,954 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-28 08:44:43,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c3dec53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:44:43, skipping insertion in model container [2021-10-28 08:44:43,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:44:43,956 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 08:44:43,961 INFO L168 Benchmark]: Toolchain (without parser) took 1600.38 ms. Allocated memory was 88.1 MB in the beginning and 117.4 MB in the end (delta: 29.4 MB). Free memory was 65.4 MB in the beginning and 78.6 MB in the end (delta: -13.1 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.1 GB. [2021-10-28 08:44:43,962 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 88.1 MB. Free memory was 68.6 MB in the beginning and 68.5 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:44:43,963 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1595.53 ms. Allocated memory was 88.1 MB in the beginning and 117.4 MB in the end (delta: 29.4 MB). Free memory was 65.2 MB in the beginning and 78.6 MB in the end (delta: -13.4 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.1 GB. [2021-10-28 08:44:43,966 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 88.1 MB. Free memory was 68.6 MB in the beginning and 68.5 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1595.53 ms. Allocated memory was 88.1 MB in the beginning and 117.4 MB in the end (delta: 29.4 MB). Free memory was 65.2 MB in the beginning and 78.6 MB in the end (delta: -13.4 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: 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...