./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/who-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/who-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 26f0f66a24f0570f208b94770072cc7cfabdc03f515a6ebcadc814dde2da988e --- 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-4e7fbc6 [2022-11-23 15:37:05,512 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:37:05,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:37:05,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:37:05,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:37:05,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:37:05,543 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:37:05,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:37:05,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:37:05,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:37:05,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:37:05,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:37:05,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:37:05,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:37:05,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:37:05,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:37:05,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:37:05,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:37:05,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:37:05,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:37:05,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:37:05,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:37:05,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:37:05,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:37:05,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:37:05,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:37:05,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:37:05,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:37:05,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:37:05,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:37:05,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:37:05,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:37:05,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:37:05,586 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:37:05,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:37:05,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:37:05,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:37:05,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:37:05,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:37:05,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:37:05,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:37:05,594 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-23 15:37:05,624 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:37:05,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:37:05,625 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:37:05,625 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:37:05,626 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:37:05,627 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:37:05,627 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:37:05,628 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:37:05,628 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:37:05,628 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:37:05,629 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:37:05,629 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:37:05,630 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:37:05,630 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:37:05,630 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:37:05,631 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:37:05,631 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:37:05,632 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:37:05,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:37:05,633 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:37:05,633 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:37:05,634 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:37:05,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:37:05,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:37:05,635 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:37:05,635 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 15:37:05,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:37:05,636 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:37:05,636 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:37:05,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:37:05,637 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:37:05,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:37:05,638 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:37:05,638 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:37:05,639 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:37:05,639 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:37:05,639 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:37:05,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:37:05,640 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:37:05,640 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:37:05,641 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_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26f0f66a24f0570f208b94770072cc7cfabdc03f515a6ebcadc814dde2da988e [2022-11-23 15:37:05,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:37:06,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:37:06,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:37:06,005 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:37:06,006 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:37:06,007 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/who-1.i [2022-11-23 15:37:09,365 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:37:09,971 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:37:09,972 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/sv-benchmarks/c/busybox-1.22.0/who-1.i [2022-11-23 15:37:10,012 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/data/8357b254c/d8b178b525134726bda2156f5c2d2cb2/FLAGa69297b92 [2022-11-23 15:37:10,036 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/data/8357b254c/d8b178b525134726bda2156f5c2d2cb2 [2022-11-23 15:37:10,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:37:10,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:37:10,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:37:10,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:37:10,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:37:10,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:10" (1/1) ... [2022-11-23 15:37:10,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@406902a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:10, skipping insertion in model container [2022-11-23 15:37:10,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:10" (1/1) ... [2022-11-23 15:37:10,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:37:10,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:37:11,798 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 [2022-11-23 15:37:11,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c9ffe63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:11, skipping insertion in model container [2022-11-23 15:37:11,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:37:11,799 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:37:11,801 INFO L158 Benchmark]: Toolchain (without parser) took 1755.00ms. Allocated memory is still 199.2MB. Free memory was 160.2MB in the beginning and 130.0MB in the end (delta: 30.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-23 15:37:11,802 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 146.8MB. Free memory is still 89.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:37:11,803 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1749.04ms. Allocated memory is still 199.2MB. Free memory was 159.4MB in the beginning and 130.0MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-23 15:37:11,804 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 146.8MB. Free memory is still 89.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1749.04ms. Allocated memory is still 199.2MB. Free memory was 159.4MB in the beginning and 130.0MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: 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 Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/who-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 26f0f66a24f0570f208b94770072cc7cfabdc03f515a6ebcadc814dde2da988e --- 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-4e7fbc6 [2022-11-23 15:37:14,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:37:14,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:37:14,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:37:14,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:37:14,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:37:14,450 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:37:14,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:37:14,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:37:14,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:37:14,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:37:14,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:37:14,459 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:37:14,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:37:14,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:37:14,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:37:14,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:37:14,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:37:14,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:37:14,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:37:14,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:37:14,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:37:14,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:37:14,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:37:14,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:37:14,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:37:14,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:37:14,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:37:14,481 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:37:14,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:37:14,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:37:14,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:37:14,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:37:14,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:37:14,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:37:14,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:37:14,488 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:37:14,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:37:14,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:37:14,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:37:14,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:37:14,497 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-23 15:37:14,564 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:37:14,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:37:14,565 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:37:14,565 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:37:14,566 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:37:14,566 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:37:14,566 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:37:14,566 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:37:14,567 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:37:14,567 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:37:14,567 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:37:14,567 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:37:14,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:37:14,568 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:37:14,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:37:14,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:37:14,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:37:14,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:37:14,569 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 15:37:14,570 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 15:37:14,570 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 15:37:14,570 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 15:37:14,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:37:14,570 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:37:14,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:37:14,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:37:14,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 15:37:14,571 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:37:14,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:37:14,572 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:37:14,572 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:37:14,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:37:14,572 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 15:37:14,572 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 15:37:14,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:37:14,573 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:37:14,573 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 15:37:14,573 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26f0f66a24f0570f208b94770072cc7cfabdc03f515a6ebcadc814dde2da988e [2022-11-23 15:37:14,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:37:15,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:37:15,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:37:15,013 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:37:15,013 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:37:15,015 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/who-1.i [2022-11-23 15:37:18,785 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:37:19,248 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:37:19,254 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/sv-benchmarks/c/busybox-1.22.0/who-1.i [2022-11-23 15:37:19,300 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/data/c8a5d874c/ca85bc632ea640af8ea48857e04e9f61/FLAGdc1dba29c [2022-11-23 15:37:19,357 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac15d7b0-2351-4827-a3c3-b8123fcdf6bc/bin/utaipan-Q6hlc19bkW/data/c8a5d874c/ca85bc632ea640af8ea48857e04e9f61 [2022-11-23 15:37:19,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:37:19,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:37:19,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:37:19,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:37:19,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:37:19,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:19" (1/1) ... [2022-11-23 15:37:19,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@283ea67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:19, skipping insertion in model container [2022-11-23 15:37:19,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:19" (1/1) ... [2022-11-23 15:37:19,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:37:19,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:37:21,128 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 [2022-11-23 15:37:21,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1bcb8440 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:21, skipping insertion in model container [2022-11-23 15:37:21,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:37:21,129 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:37:21,132 INFO L158 Benchmark]: Toolchain (without parser) took 1765.45ms. Allocated memory is still 88.1MB. Free memory was 66.6MB in the beginning and 59.8MB in the end (delta: 6.8MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2022-11-23 15:37:21,132 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 88.1MB. Free memory is still 65.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:37:21,133 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1758.22ms. Allocated memory is still 88.1MB. Free memory was 66.4MB in the beginning and 59.8MB in the end (delta: 6.5MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2022-11-23 15:37:21,135 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 88.1MB. Free memory is still 65.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1758.22ms. Allocated memory is still 88.1MB. Free memory was 66.4MB in the beginning and 59.8MB in the end (delta: 6.5MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: 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 Writing output log to file Ultimate.log Result: UNKNOWN